├── .gitignore ├── docs ├── architecture │ └── cosmic_ledger_core_diagram.jpeg ├── CHANGELOG.md ├── versioning.md ├── compliance.md ├── developer-guide.md ├── authentication.md ├── errorHandling.md ├── rateLimiting.md ├── security.md ├── user-guide.md ├── api │ └── endpoints.md └── code_structure.md ├── .github └── ISSUE_TEMPLATE │ ├── custom.md │ ├── feature_request.md │ └── bug_report.md ├── src ├── contracts │ ├── Interface │ │ ├── IDeFiAggregator.sol │ │ ├── IDAO.sol │ │ ├── IStaking.sol │ │ ├── ILendingPool.sol │ │ └── IToken.sol │ ├── PrivacyPreserving.sol │ ├── DeFiAggregator.sol │ ├── FlashLoan.sol │ ├── ERC20Token.sol │ ├── CrossChainBridge.sol │ ├── TokenizedAssets.sol │ ├── ERC721Token.sol │ ├── DAO.sol │ ├── Insurance.sol │ ├── Staking.sol │ ├── LendingPool.sol │ ├── Governance.sol │ ├── testnet │ │ └── PiCoinStable.js │ ├── mainnet │ │ └── PiCoinStable.js │ └── MultiSigWallet.sol ├── utils │ ├── apiResponse.js │ ├── config.js │ ├── helpers.js │ ├── rateLimiter.js │ ├── logger.js │ ├── encryption.js │ └── validators.js ├── services │ ├── socialTradingService.js │ ├── complianceService.js │ ├── analyticsService.js │ ├── aiAnalyticsService.js │ ├── notificationService.js │ ├── crossChainService.js │ ├── identityService.js │ ├── stakingService.js │ ├── lendingService.js │ ├── userService.js │ ├── insuranceService.js │ └── transactionService.js ├── models │ ├── insuranceModel.js │ ├── stakingModel.js │ ├── assetModel.js │ ├── userModel.js │ ├── nftModel.js │ ├── transactionModel.js │ └── lendingModel.js ├── components │ ├── Staking.vue │ ├── FlashLoan.vue │ ├── DeFiAggregator.vue │ ├── NFTGallery.vue │ ├── PrivacySettings.vue │ ├── Governance.vue │ ├── Dashboard.vue │ └── TokenizedAssets.vue └── constants.py ├── tests ├── unit │ ├── services │ │ ├── complianceService.test.js │ │ ├── analyticsService.test.js │ │ ├── aiAnalyticsService.test.js │ │ ├── notificationService.test.js │ │ ├── crossChainService.test.js │ │ ├── socialTradingService.test.js │ │ ├── stakingService.test.js │ │ ├── userService.test.js │ │ ├── insuranceService.test.js │ │ ├── lendingService.test.js │ │ ├── transactionService.test.js │ │ └── identityService.test.js │ ├── contracts │ │ ├── DeFiAggregator.test.js │ │ ├── PrivacyPreserving.test.js │ │ ├── DAO.test.js │ │ ├── Staking.test.js │ │ ├── FlashLoan.test.js │ │ ├── Insurance.test.js │ │ ├── CrossChainBridge.test.js │ │ ├── MultiSigWallet.test.js │ │ ├── Governance.test.js │ │ └── TokenizedAssets.test.js │ └── models │ │ ├── assetModel.test.js │ │ ├── lendingModel.test.js │ │ ├── insuranceModel.test.js │ │ ├── transactionModel.test.js │ │ ├── nftModel.test.js │ │ ├── userModel.test.js │ │ └── stakingModel.test.js └── integration │ ├── services │ ├── crossChainService.test.js │ ├── userService.test.js │ ├── lendingService.test.js │ ├── transactionService.test.js │ ├── insuranceService.test.js │ └── stakingService.test.js │ └── api │ ├── userApi.test.js │ ├── lendingApi.test.js │ ├── transactionApi.test.js │ ├── insuranceApi.test.js │ ├── tokenizedAssetsApi.test.js │ ├── stakingApi.test.js │ └── governanceApi.test.js ├── LICENSE └── README.md /.gitignore: -------------------------------------------------------------------------------- 1 | # Google App Engine generated folder 2 | appengine-generated/ 3 | -------------------------------------------------------------------------------- /docs/architecture/cosmic_ledger_core_diagram.jpeg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/KOSASIH/Cosmic-Ledger-Core/HEAD/docs/architecture/cosmic_ledger_core_diagram.jpeg -------------------------------------------------------------------------------- /.github/ISSUE_TEMPLATE/custom.md: -------------------------------------------------------------------------------- 1 | --- 2 | name: Custom issue template 3 | about: Describe this issue template's purpose here. 4 | title: '' 5 | labels: '' 6 | assignees: '' 7 | 8 | --- 9 | 10 | 11 | -------------------------------------------------------------------------------- /src/contracts/Interface/IDeFiAggregator.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | interface IDeFiAggregator { 5 | function optimizeYield(address token, uint256 amount) external; 6 | } 7 | -------------------------------------------------------------------------------- /src/contracts/Interface/IDAO.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | interface IDAO { 5 | function addMember(address member) external; 6 | function removeMember(address member) external; 7 | } 8 | -------------------------------------------------------------------------------- /src/contracts/Interface/IStaking.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | interface IStaking { 5 | function stake(uint256 amount) external; 6 | function unstake(uint256 amount) external; 7 | } 8 | -------------------------------------------------------------------------------- /src/contracts/Interface/ILendingPool.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | interface ILendingPool { 5 | function deposit(uint256 amount) external; 6 | function withdraw(uint256 amount) external; 7 | } 8 | -------------------------------------------------------------------------------- /src/contracts/Interface/IToken.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | interface IToken { 5 | function transfer(address recipient, uint256 amount) external returns (bool); 6 | function balanceOf(address account) external view returns (uint256); 7 | } 8 | -------------------------------------------------------------------------------- /src/utils/apiResponse.js: -------------------------------------------------------------------------------- 1 | // src/utils/apiResponse.js 2 | 3 | const apiResponse = (res, status, message, data = null) => { 4 | return res.status(status).json({ 5 | status, 6 | message, 7 | data, 8 | }); 9 | }; 10 | 11 | module.exports = apiResponse; 12 | -------------------------------------------------------------------------------- /src/utils/config.js: -------------------------------------------------------------------------------- 1 | // src/utils/config.js 2 | 3 | require('dotenv').config(); 4 | 5 | const config = { 6 | PORT: process.env.PORT || 3000, 7 | MONGODB_URI: process.env.MONGODB_URI, 8 | JWT_SECRET: process.env.JWT_SECRET, 9 | NODE_ENV: process.env.NODE_ENV || 'development', 10 | }; 11 | 12 | module.exports = config; 13 | -------------------------------------------------------------------------------- /src/utils/helpers.js: -------------------------------------------------------------------------------- 1 | // src/utils/helpers.js 2 | 3 | const formatDate = (date) => { 4 | return new Date(date).toLocaleString(); 5 | }; 6 | 7 | const generateRandomString = (length) => { 8 | return Math.random().toString(36).substring(2, length + 2); 9 | }; 10 | 11 | module.exports = { 12 | formatDate, 13 | generateRandomString, 14 | }; 15 | -------------------------------------------------------------------------------- /src/utils/rateLimiter.js: -------------------------------------------------------------------------------- 1 | // src/utils/rateLimiter.js 2 | 3 | const rateLimit = require('express-rate-limit'); 4 | 5 | const limiter = rateLimit({ 6 | windowMs: 15 * 60 * 1000, // 15 minutes 7 | max: 100, // Limit each IP to 100 requests per windowMs 8 | message: 'Too many requests, please try again later.', 9 | }); 10 | 11 | module.exports = limiter; 12 | -------------------------------------------------------------------------------- /src/contracts/PrivacyPreserving.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | contract PrivacyPreserving { 5 | event DataEncrypted(address indexed user, bytes encryptedData); 6 | 7 | function encryptData(bytes memory data) external { 8 | // Logic to encrypt data 9 | emit DataEncrypted(msg.sender, data); 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /src/contracts/DeFiAggregator.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | contract DeFiAggregator { 5 | event YieldOptimized(address indexed user, uint amount); 6 | 7 | function optimizeYield(address token, uint amount) external { 8 | // Logic to interact with various DeFi protocols 9 | emit YieldOptimized(msg.sender, amount); 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /tests/unit/services/complianceService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/complianceService.test.js 2 | 3 | const complianceService = require('../../src/services/complianceService'); 4 | 5 | describe('Compliance Service', () => { 6 | it('should check compliance for a user', async () => { 7 | const complianceCheck = await complianceService.checkCompliance('userId123'); 8 | expect(complianceCheck).toHaveProperty('compliant', true); 9 | }); 10 | }); 11 | -------------------------------------------------------------------------------- /tests/unit/services/analyticsService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/analyticsService.test.js 2 | 3 | const analyticsService = require('../../src/services/analyticsService'); 4 | 5 | describe('Analytics Service', () => { 6 | it('should generate user analytics', async () => { 7 | const analytics = await analyticsService.generateUserAnalytics('userId123'); 8 | expect(analytics).toHaveProperty('userId', 'userId123'); 9 | expect(analytics).toHaveProperty('activityCount'); 10 | }); 11 | }); 12 | -------------------------------------------------------------------------------- /src/services/socialTradingService.js: -------------------------------------------------------------------------------- 1 | // src/services/socialTradingService.js 2 | 3 | class SocialTradingService { 4 | async followTrader(userId, traderId) { 5 | // Logic to follow another trader 6 | return { userId, traderId, status: 'following' }; 7 | } 8 | 9 | async getFollowedTraders(userId) { 10 | // Logic to retrieve traders followed by the user 11 | return [{ traderId: 'trader1', status: 'active' }]; 12 | } 13 | } 14 | 15 | module.exports = new SocialTradingService(); 16 | -------------------------------------------------------------------------------- /tests/unit/services/aiAnalyticsService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/aiAnalyticsService.test.js 2 | 3 | const aiAnalyticsService = require('../../src/services/aiAnalyticsService'); 4 | 5 | describe('AI Analytics Service', () => { 6 | it('should generate AI-driven insights', async () => { 7 | const insights = await aiAnalyticsService.generateInsights('userId123'); 8 | expect(insights).toHaveProperty('userId', 'userId123'); 9 | expect(insights).toHaveProperty('predictions'); 10 | }); 11 | }); 12 | -------------------------------------------------------------------------------- /src/services/complianceService.js: -------------------------------------------------------------------------------- 1 | // src/services/complianceService.js 2 | 3 | class ComplianceService { 4 | async checkUser Compliance(userId) { 5 | // Logic to check if a user meets compliance requirements 6 | return { userId, compliant: true }; 7 | } 8 | 9 | async generateComplianceReport() { 10 | // Logic to generate a compliance report 11 | return { report: 'Compliance report generated', timestamp: new Date() }; 12 | } 13 | } 14 | 15 | module.exports = new ComplianceService(); 16 | -------------------------------------------------------------------------------- /src/services/analyticsService.js: -------------------------------------------------------------------------------- 1 | // src/services/analyticsService.js 2 | 3 | class AnalyticsService { 4 | async getUser TransactionStats(userId) { 5 | // Logic to gather transaction statistics for a user 6 | return { userId, totalTransactions: 10, totalAmount: 1000 }; 7 | } 8 | 9 | async getPlatformAnalytics() { 10 | // Logic to gather overall platform analytics 11 | return { totalUsers: 100, totalTransactions: 1000, totalVolume: 100000 }; 12 | } 13 | } 14 | 15 | module.exports = new AnalyticsService(); 16 | -------------------------------------------------------------------------------- /src/services/aiAnalyticsService.js: -------------------------------------------------------------------------------- 1 | // src/services/aiAnalyticsService.js 2 | 3 | class AIAnalyticsService { 4 | async predictUser Behavior(userId) { 5 | // Logic to analyze user data and predict future behavior 6 | return { userId, prediction: 'User likely to engage in staking' }; 7 | } 8 | 9 | async analyzeMarketTrends() { 10 | // Logic to analyze market trends using AI 11 | return { trend: 'Bullish trend in DeFi', timestamp: new Date() }; 12 | } 13 | } 14 | 15 | module.exports = new AIAnalyticsService(); 16 | -------------------------------------------------------------------------------- /src/utils/logger.js: -------------------------------------------------------------------------------- 1 | // src/utils/logger.js 2 | 3 | const winston = require('winston'); 4 | 5 | const logger = winston.createLogger({ 6 | level: 'info', 7 | format: winston.format.combine( 8 | winston.format.timestamp(), 9 | winston.format.json() 10 | ), 11 | transports: [ 12 | new winston.transports.Console(), 13 | new winston.transports.File({ filename: 'error.log', level: 'error' }), 14 | new winston.transports.File({ filename: 'combined.log' }), 15 | ], 16 | }); 17 | 18 | module.exports = logger; 19 | -------------------------------------------------------------------------------- /src/services/notificationService.js: -------------------------------------------------------------------------------- 1 | // src/services/notificationService.js 2 | 3 | class NotificationService { 4 | async sendNotification(userId, message) { 5 | // Logic to send notification (e.g., email, SMS, push notification) 6 | console.log(`Notification sent to user ${userId}: ${message}`); 7 | } 8 | 9 | async getUser Notifications(userId) { 10 | // Logic to retrieve notifications for a user 11 | return [{ userId, message: 'Sample notification', timestamp: new Date() }]; 12 | } 13 | } 14 | 15 | module.exports = new NotificationService(); 16 | -------------------------------------------------------------------------------- /src/contracts/FlashLoan.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; 5 | 6 | contract FlashLoan { 7 | event LoanTaken(address indexed borrower, uint amount); 8 | event LoanRepaid(address indexed borrower, uint amount); 9 | 10 | function takeLoan(IERC20 token, uint amount) external { 11 | // Logic to provide flash loan 12 | emit LoanTaken(msg.sender, amount); 13 | } 14 | 15 | function repayLoan(IERC20 token, uint amount) external { 16 | // Logic to repay flash loan 17 | emit LoanRepaid(msg.sender, amount); 18 | } 19 | } 20 | -------------------------------------------------------------------------------- /src/services/crossChainService.js: -------------------------------------------------------------------------------- 1 | // src/services/crossChainService.js 2 | 3 | class CrossChainService { 4 | async initiateTransfer(userId, amount, targetChain) { 5 | // Logic to initiate cross-chain transfer 6 | // This could involve calling a smart contract on the target chain 7 | return { userId, amount, targetChain, status: 'transfer initiated' }; 8 | } 9 | 10 | async completeTransfer(userId, amount, sourceChain) { 11 | // Logic to complete cross-chain transfer 12 | return { userId, amount, sourceChain, status: 'transfer completed' }; 13 | } 14 | } 15 | 16 | module.exports = new CrossChainService(); 17 | -------------------------------------------------------------------------------- /src/contracts/ERC20Token.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; 5 | import "@openzeppelin/contracts/access/Ownable.sol"; 6 | 7 | contract ERC20Token is ERC20, Ownable { 8 | constructor(string memory name, string memory symbol) ERC20(name, symbol) { 9 | _mint(msg.sender, 1000000 * 10 ** decimals()); // Mint initial supply 10 | } 11 | 12 | function mint(address to, uint256 amount) external onlyOwner { 13 | _mint(to, amount); 14 | } 15 | 16 | function burn(uint256 amount) external { 17 | _burn(msg.sender, amount); 18 | } 19 | } 20 | -------------------------------------------------------------------------------- /src/models/insuranceModel.js: -------------------------------------------------------------------------------- 1 | // src/models/insuranceModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const policySchema = new mongoose.Schema({ 6 | userId: { 7 | type: mongoose.Schema.Types.ObjectId, 8 | ref: 'User ', 9 | required: true, 10 | }, 11 | coverageAmount: { 12 | type: Number, 13 | required: true, 14 | }, 15 | isActive: { 16 | type: Boolean, 17 | default: true, 18 | }, 19 | createdAt: { 20 | type: Date, 21 | default: Date.now, 22 | }, 23 | }); 24 | 25 | const Policy = mongoose.model('Policy', policySchema); 26 | module.exports = Policy; 27 | -------------------------------------------------------------------------------- /src/models/stakingModel.js: -------------------------------------------------------------------------------- 1 | // src/models/stakingModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const stakingSchema = new mongoose.Schema({ 6 | userId: { 7 | type: mongoose.Schema.Types.ObjectId, 8 | ref: 'User ', 9 | required: true, 10 | }, 11 | amount: { 12 | type: Number, 13 | required: true, 14 | }, 15 | status: { 16 | type: String, 17 | enum: ['staked', 'unstaked'], 18 | default: 'staked', 19 | }, 20 | createdAt: { 21 | type: Date, 22 | default: Date.now, 23 | }, 24 | }); 25 | 26 | const Staking = mongoose.model('Staking', stakingSchema); 27 | module.exports = Staking; 28 | -------------------------------------------------------------------------------- /.github/ISSUE_TEMPLATE/feature_request.md: -------------------------------------------------------------------------------- 1 | --- 2 | name: Feature request 3 | about: Suggest an idea for this project 4 | title: '' 5 | labels: '' 6 | assignees: '' 7 | 8 | --- 9 | 10 | **Is your feature request related to a problem? Please describe.** 11 | A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] 12 | 13 | **Describe the solution you'd like** 14 | A clear and concise description of what you want to happen. 15 | 16 | **Describe alternatives you've considered** 17 | A clear and concise description of any alternative solutions or features you've considered. 18 | 19 | **Additional context** 20 | Add any other context or screenshots about the feature request here. 21 | -------------------------------------------------------------------------------- /src/models/assetModel.js: -------------------------------------------------------------------------------- 1 | // src/models/assetModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const assetSchema = new mongoose.Schema({ 6 | name: { 7 | type: String, 8 | required: true, 9 | }, 10 | symbol: { 11 | type: String, 12 | required: true, 13 | }, 14 | totalSupply: { 15 | type: Number, 16 | required: true, 17 | }, 18 | owner: { 19 | type: mongoose.Schema.Types.ObjectId, 20 | ref: 'User ', 21 | required: true, 22 | }, 23 | createdAt: { 24 | type: Date, 25 | default: Date.now, 26 | }, 27 | }); 28 | 29 | const Asset = mongoose.model('Asset', assetSchema); 30 | module.exports = Asset; 31 | -------------------------------------------------------------------------------- /src/models/userModel.js: -------------------------------------------------------------------------------- 1 | // src/models/userModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const userSchema = new mongoose.Schema({ 6 | email: { 7 | type: String, 8 | required: true, 9 | unique: true, 10 | lowercase: true, 11 | }, 12 | password: { 13 | type: String, 14 | required: true, 15 | }, 16 | createdAt: { 17 | type: Date, 18 | default: Date.now, 19 | }, 20 | updatedAt: { 21 | type: Date, 22 | default: Date.now, 23 | }, 24 | isActive: { 25 | type: Boolean, 26 | default: true, 27 | }, 28 | }); 29 | 30 | const User = mongoose.model('User ', userSchema); 31 | module.exports = User; 32 | -------------------------------------------------------------------------------- /tests/unit/services/notificationService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/notificationService.test.js 2 | 3 | const notificationService = require('../../src/services/notificationService'); 4 | 5 | describe('Notification Service', () => { 6 | it('should send a notification', async () => { 7 | const response = await notificationService.sendNotification('test@example.com', 'Test Notification'); 8 | expect(response).toHaveProperty('status', 'Notification sent'); 9 | }); 10 | 11 | it('should not send a notification to an invalid email', async () => { 12 | await expect(notificationService.sendNotification('invalid-email', 'Test Notification')).rejects.toThrow('Invalid email address'); 13 | }); 14 | }); 15 | -------------------------------------------------------------------------------- /docs/CHANGELOG.md: -------------------------------------------------------------------------------- 1 | # Changelog for Cosmic Ledger Core 2 | 3 | All notable changes to this project will be documented in this file. 4 | 5 | ## [Unreleased] 6 | 7 | ### Added 8 | - New API endpoints for user management and transactions. 9 | - Staking feature for users to earn rewards. 10 | 11 | ### Changed 12 | - Updated authentication methods to include two-factor authentication. 13 | - Improved error handling responses for better clarity. 14 | 15 | ### Deprecated 16 | - Deprecated the old user registration endpoint; will be removed in the next major release. 17 | 18 | ## [1.0.0] - 2023-10-01 19 | 20 | ### Added 21 | - Initial release of the Cosmic Ledger Core platform. 22 | - Comprehensive API documentation. 23 | - User and developer guides. 24 | -------------------------------------------------------------------------------- /src/contracts/CrossChainBridge.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | contract CrossChainBridge { 5 | event TransferInitiated(address indexed sender, uint amount, string targetChain); 6 | event TransferCompleted(address indexed receiver, uint amount, string sourceChain); 7 | 8 | function initiateTransfer(address receiver, uint amount, string memory targetChain) external { 9 | // Logic to lock assets and initiate transfer 10 | emit TransferInitiated(msg.sender, amount, targetChain); 11 | } 12 | 13 | function completeTransfer(address receiver, uint amount, string memory sourceChain) external { 14 | // Logic to release assets to the receiver 15 | emit TransferCompleted(receiver, amount, sourceChain); 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /tests/unit/contracts/DeFiAggregator.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/DeFiAggregator.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('DeFiAggregator Contract', function () { 7 | let DeFiAggregator, aggregator, owner; 8 | 9 | beforeEach(async function () { 10 | DeFiAggregator = await ethers.getContractFactory('DeFiAggregator'); 11 | [owner] = await ethers.getSigners(); 12 | aggregator = await DeFiAggregator.deploy(); 13 | await aggregator.deployed(); 14 | }); 15 | 16 | it('should optimize yield', async function () { 17 | const response = await aggregator.optimizeYield(owner.address, 100); 18 | expect(response).to.have.property('status', 'Yield optimized'); 19 | }); 20 | }); 21 | -------------------------------------------------------------------------------- /src/models/nftModel.js: -------------------------------------------------------------------------------- 1 | // src/models/nftModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const nftSchema = new mongoose.Schema({ 6 | ownerId: { 7 | type: mongoose.Schema.Types.ObjectId, 8 | ref: 'User ', 9 | required: true, 10 | }, 11 | tokenId: { 12 | type: String, 13 | required: true, 14 | unique: true, 15 | }, 16 | name: { 17 | type: String, 18 | required: true, 19 | }, 20 | description: { 21 | type: String, 22 | required: true, 23 | }, 24 | imageUrl: { 25 | type: String, 26 | required: true, 27 | }, 28 | createdAt: { 29 | type: Date, 30 | default: Date.now, 31 | }, 32 | }); 33 | 34 | const NFT = mongoose.model('NFT', nftSchema); 35 | module.exports = NFT; 36 | -------------------------------------------------------------------------------- /tests/unit/services/crossChainService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/crossChainService.test.js 2 | 3 | const crossChainService = require('../../src/services/crossChainService'); 4 | 5 | describe('CrossChain Service', () => { 6 | it('should initiate a cross-chain transfer', async () => { 7 | const response = await crossChainService.initiateTransfer('0xAddress', 100, 'Ethereum'); 8 | expect(response).toHaveProperty('status', 'Transfer initiated'); 9 | }); 10 | 11 | it('should complete a cross-chain transfer', async () => { 12 | await crossChainService.initiateTransfer('0xAddress', 100, 'Ethereum'); 13 | const response = await crossChainService.completeTransfer('0xAddress', 100, 'Ethereum'); 14 | expect(response).toHaveProperty('status', 'Transfer completed'); 15 | }); 16 | }); 17 | -------------------------------------------------------------------------------- /tests/unit/services/socialTradingService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/socialTradingService.test.js 2 | 3 | const socialTradingService = require('../../src/services/socialTradingService'); 4 | 5 | describe('Social Trading Service', () => { 6 | it('should allow a user to follow another user', async () => { 7 | const response = await socialTradingService.followUser('followerId', 'followedId'); 8 | expect(response).toHaveProperty('status', 'User followed'); 9 | }); 10 | 11 | it('should allow a user to unfollow another user', async () => { 12 | await socialTradingService.followUser('followerId', 'followedId'); 13 | const response = await socialTradingService.unfollowUser('followerId', 'followedId'); 14 | expect(response).toHaveProperty('status', 'User unfollowed'); 15 | }); 16 | }); 17 | -------------------------------------------------------------------------------- /tests/integration/services/crossChainService.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/services/crossChainService.test.js 2 | 3 | const crossChainService = require('../../src/services/crossChainService'); 4 | 5 | describe('CrossChain Service', () => { 6 | it('should initiate a cross-chain transfer', async () => { 7 | const response = await crossChainService.initiateTransfer('0xAddress', 100, 'Ethereum'); 8 | expect(response).toHaveProperty('status', 'Transfer initiated'); 9 | }); 10 | 11 | it('should complete a cross-chain transfer', async () => { 12 | await crossChainService.initiateTransfer('0xAddress', 100, 'Ethereum'); 13 | const response = await crossChainService.completeTransfer('0xAddress', 100, 'Ethereum'); 14 | expect(response).toHaveProperty('status', 'Transfer completed'); 15 | }); 16 | }); 17 | -------------------------------------------------------------------------------- /tests/unit/contracts/PrivacyPreserving.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/PrivacyPreserving.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('PrivacyPreserving Contract', function () { 7 | let PrivacyPreserving, privacy, owner; 8 | 9 | beforeEach(async function () { 10 | PrivacyPreserving = await ethers.getContractFactory('PrivacyPreserving'); 11 | [owner] = await ethers.getSigners(); 12 | privacy = await PrivacyPreserving.deploy(); 13 | await privacy.deployed(); 14 | }); 15 | 16 | it('should encrypt data', async function () { 17 | const data = "Sensitive Information"; 18 | const response = await privacy.encryptData(data); 19 | expect(response).to.have.property('status', 'Data encrypted'); 20 | }); 21 | }); 22 | -------------------------------------------------------------------------------- /docs/versioning.md: -------------------------------------------------------------------------------- 1 | # API Versioning Strategy 2 | 3 | The Cosmic Ledger Core API follows a versioning strategy to ensure backward compatibility and smooth transitions for users. 4 | 5 | ## Versioning Scheme 6 | 7 | - The API version is included in the URL as a prefix: `/v1/` 8 | - Major version changes (e.g., v1 to v2) may introduce breaking changes. 9 | - Minor version changes (e.g., v1.1 to v1.2) will include new features but maintain backward compatibility. 10 | 11 | ## Deprecation Policy 12 | 13 | - Deprecated endpoints will be marked in the documentation. 14 | - Users will be given at least 6 months' notice before an endpoint is removed. 15 | - A deprecation notice will be included in the response headers for deprecated endpoints. 16 | 17 | ## Example of a Versioned Endpoint 18 | 19 | GET /v1/users HTTP/1.1 20 | Host: api.cosmicledger.com 21 | -------------------------------------------------------------------------------- /tests/unit/models/assetModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/assetModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { Asset } = require('../../src/models/assetModel'); 5 | 6 | describe('Asset Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create an asset successfully', async () => { 16 | const asset = new Asset({ name: 'Real Estate', value: 100000 }); 17 | const savedAsset = await asset.save(); 18 | expect(savedAsset._id).toBeDefined(); 19 | expect(savedAsset.name).toBe('Real Estate'); 20 | expect(savedAsset.value).toBe(100000); 21 | }); 22 | }); 23 | -------------------------------------------------------------------------------- /src/models/transactionModel.js: -------------------------------------------------------------------------------- 1 | // src/models/transactionModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const transactionSchema = new mongoose.Schema({ 6 | userId: { 7 | type: mongoose.Schema.Types.ObjectId, 8 | ref: 'User ', 9 | required: true, 10 | }, 11 | amount: { 12 | type: Number, 13 | required: true, 14 | }, 15 | type: { 16 | type: String, 17 | enum: ['deposit', 'withdrawal', 'transfer'], 18 | required: true, 19 | }, 20 | status: { 21 | type: String, 22 | enum: ['pending', 'completed', 'failed'], 23 | default: 'pending', 24 | }, 25 | createdAt: { 26 | type: Date, 27 | default: Date.now, 28 | }, 29 | }); 30 | 31 | const Transaction = mongoose.model('Transaction', transactionSchema); 32 | module.exports = Transaction; 33 | -------------------------------------------------------------------------------- /src/contracts/TokenizedAssets.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; 5 | 6 | contract TokenizedAssets is ERC721 { 7 | struct Asset { 8 | string name; 9 | string description; 10 | uint256 value; 11 | } 12 | 13 | mapping(uint256 => Asset) public assets; 14 | uint256 public assetCount; 15 | 16 | event AssetTokenized(uint256 indexed assetId, string name, uint256 value); 17 | 18 | constructor() ERC721("TokenizedAsset", "TAS") {} 19 | 20 | function tokenizeAsset(string memory name, string memory description, uint256 value) external { 21 | assetCount++; 22 | assets[assetCount] = Asset(name, description, value); 23 | _mint(msg.sender, assetCount); 24 | emit AssetTokenized(assetCount, name, value); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /tests/unit/models/lendingModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/lendingModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { Loan } = require('../../src/models/lendingModel'); 5 | 6 | describe('Lending Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create a loan successfully', async () => { 16 | const loan = new Loan({ userId: 'userId123', amount: 1000, interestRate: 5, duration: 30 }); 17 | const savedLoan = await loan.save(); 18 | expect(savedLoan._id).toBeDefined(); 19 | expect(savedLoan.amount).toBe(1000); 20 | expect(savedLoan.interestRate).toBe(5); 21 | }); 22 | }); 23 | -------------------------------------------------------------------------------- /src/models/lendingModel.js: -------------------------------------------------------------------------------- 1 | // src/models/lendingModel.js 2 | 3 | const mongoose = require('mongoose'); 4 | 5 | const loanSchema = new mongoose.Schema({ 6 | userId: { 7 | type: mongoose.Schema.Types.ObjectId, 8 | ref: 'User ', 9 | required: true, 10 | }, 11 | amount: { 12 | type: Number, 13 | required: true, 14 | }, 15 | interestRate: { 16 | type: Number, 17 | required: true, 18 | }, 19 | duration: { 20 | type: Number, // Duration in days 21 | required: true, 22 | }, 23 | status: { 24 | type: String, 25 | enum: ['active', 'repaid', 'defaulted'], 26 | default: 'active', 27 | }, 28 | createdAt: { 29 | type: Date, 30 | default: Date.now, 31 | }, 32 | }); 33 | 34 | const Loan = mongoose.model('Loan', loanSchema); 35 | module.exports = Loan; 36 | -------------------------------------------------------------------------------- /src/services/identityService.js: -------------------------------------------------------------------------------- 1 | // src/services/identityService.js 2 | 3 | class IdentityService { 4 | async createIdentity(userId, identityData) { 5 | // Logic to create a decentralized identity 6 | return { userId, identityData, status: 'identity created' }; 7 | } 8 | 9 | async verifyIdentity(userId) { 10 | // Logic to verify a user's identity 11 | const identity = await this.getIdentity(userId); 12 | if (!identity) throw new Error('Identity not found'); 13 | 14 | // Implement verification logic (e.g., checking against a database or external service) 15 | return { userId, verified: true }; 16 | } 17 | 18 | async getIdentity(userId) { 19 | // Logic to retrieve a user's identity 20 | return { userId, identityData: 'Sample identity data' }; 21 | } 22 | } 23 | 24 | module.exports = new IdentityService(); 25 | -------------------------------------------------------------------------------- /src/utils/encryption.js: -------------------------------------------------------------------------------- 1 | // src/utils/encryption.js 2 | 3 | const crypto = require('crypto'); 4 | 5 | const algorithm = 'aes-256-cbc'; 6 | const key = crypto.randomBytes(32); 7 | const iv = crypto.randomBytes(16); 8 | 9 | const encrypt = (text) => { 10 | let cipher = crypto.createCipheriv(algorithm, Buffer.from(key), iv); 11 | let encrypted = cipher.update(text); 12 | encrypted = Buffer.concat([encrypted, cipher.final()]); 13 | return { iv: iv.toString('hex'), encryptedData: encrypted.toString('hex') }; 14 | }; 15 | 16 | const decrypt = (text, iv) => { 17 | let decipher = crypto.createDecipheriv(algorithm, Buffer.from(key), Buffer.from(iv, 'hex')); 18 | let decrypted = decipher.update(Buffer.from(text, 'hex')); 19 | decrypted = Buffer.concat([decrypted, decipher.final()]); 20 | return decrypted.toString(); 21 | }; 22 | 23 | module.exports = { encrypt, decrypt }; 24 | -------------------------------------------------------------------------------- /tests/unit/contracts/DAO.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/DAO.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('DAO Contract', function () { 7 | let DAO, dao, owner, addr1; 8 | 9 | beforeEach(async function () { 10 | DAO = await ethers.getContractFactory('DAO'); 11 | [owner, addr1] = await ethers.getSigners(); 12 | dao = await DAO.deploy(); 13 | await dao.deployed(); 14 | }); 15 | 16 | it('should add a member', async function () { 17 | await dao.addMember(addr1.address); 18 | expect(await dao.members(addr1.address)).to.be.true; 19 | }); 20 | 21 | it('should remove a member', async function () { 22 | await dao.addMember(addr1.address); 23 | await dao.removeMember(addr1.address); 24 | expect(await dao.members(addr1.address)).to.be.false; 25 | }); 26 | }); 27 | -------------------------------------------------------------------------------- /tests/unit/models/insuranceModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/insuranceModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { Policy } = require('../../src/models/insuranceModel'); 5 | 6 | describe('Insurance Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create an insurance policy successfully', async () => { 16 | const policy = new Policy({ userId: 'userId123', coverageAmount: 1000, isActive: true }); 17 | const savedPolicy = await policy.save(); 18 | expect(savedPolicy._id).toBeDefined(); 19 | expect(savedPolicy.coverageAmount).toBe(1000); 20 | expect(savedPolicy.isActive).toBe(true); 21 | }); 22 | }); 23 | -------------------------------------------------------------------------------- /tests/unit/contracts/Staking.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/Staking.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('Staking Contract', function () { 7 | let Staking, staking, owner, addr1; 8 | 9 | beforeEach(async function () { 10 | Staking = await ethers.getContractFactory('Staking'); 11 | [owner, addr1] = await ethers.getSigners(); 12 | staking = await Staking.deploy(); 13 | await staking.deployed(); 14 | }); 15 | 16 | it('should stake tokens', async function () { 17 | await staking.stake(100); 18 | expect(await staking.stakedAmount(owner.address)).to.equal(100); 19 | }); 20 | 21 | it('should unstake tokens', async function () { 22 | await staking.stake(100); 23 | await staking.unstake(50); 24 | expect(await staking.stakedAmount(owner.address)).to.equal(50); 25 | }); 26 | }); 27 | -------------------------------------------------------------------------------- /tests/unit/models/transactionModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/transactionModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { Transaction } = require('../../src/models/transactionModel'); 5 | 6 | describe('Transaction Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create a transaction successfully', async () => { 16 | const transaction = new Transaction({ userId: 'userId123', amount: 100, type: 'deposit' }); 17 | const savedTransaction = await transaction.save(); 18 | expect(savedTransaction._id).toBeDefined(); 19 | expect(savedTransaction.amount).toBe(100); 20 | expect(savedTransaction.type).toBe('deposit'); 21 | }); 22 | }); 23 | -------------------------------------------------------------------------------- /src/contracts/ERC721Token.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; 5 | import "@openzeppelin/contracts/access/Ownable.sol"; 6 | 7 | contract ERC721Token is ERC721, Ownable { 8 | uint256 public nextTokenId; 9 | mapping(uint256 => string) private _tokenURIs; 10 | 11 | constructor(string memory name, string memory symbol) ERC721(name, symbol) {} 12 | 13 | function mint(string memory tokenURI) external onlyOwner { 14 | uint256 tokenId = nextTokenId++; 15 | _mint(msg.sender, tokenId); 16 | _setTokenURI(tokenId, tokenURI); 17 | } 18 | 19 | function _setTokenURI(uint256 tokenId, string memory tokenURI) internal { 20 | _tokenURIs[tokenId] = tokenURI; 21 | } 22 | 23 | function tokenURI(uint256 tokenId) public view override returns (string memory) { 24 | return _tokenURIs[tokenId]; 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /src/components/Staking.vue: -------------------------------------------------------------------------------- 1 | 9 | 10 | 33 | 34 | 39 | -------------------------------------------------------------------------------- /src/components/FlashLoan.vue: -------------------------------------------------------------------------------- 1 | 9 | 10 | 33 | 34 | 39 | -------------------------------------------------------------------------------- /docs/compliance.md: -------------------------------------------------------------------------------- 1 | # Regulatory Compliance Documentation 2 | 3 | The Cosmic Ledger Core platform adheres to various regulatory requirements to ensure compliance and protect user interests. 4 | 5 | ## Key Regulations 6 | 7 | - **GDPR**: The General Data Protection Regulation governs data protection and privacy in the European Union. 8 | - **AML/KYC**: Anti-Money Laundering (AML) and Know Your Customer (KYC) regulations require user verification to prevent fraud and illicit activities. 9 | 10 | ## Compliance Measures 11 | 12 | - **User Verification**: Implement KYC procedures to verify user identities. 13 | - **Data Protection**: Ensure that user data is stored securely and processed in compliance with GDPR. 14 | - **Regular Audits**: Conduct regular audits to ensure compliance with applicable regulations. 15 | 16 | ## Reporting Compliance Issues 17 | 18 | If you suspect any compliance issues, please report them to our compliance team at compliance@cosmicledger.com. 19 | -------------------------------------------------------------------------------- /src/contracts/DAO.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; 5 | 6 | contract DAO { 7 | IERC20 public governanceToken; 8 | mapping(address => bool) public members; 9 | uint public memberCount; 10 | 11 | event MemberAdded(address indexed member); 12 | event MemberRemoved(address indexed member); 13 | 14 | constructor(IERC20 _governanceToken) { 15 | governanceToken = _governanceToken; 16 | } 17 | 18 | function addMember(address member) external { 19 | require(!members[member], "Already a member"); 20 | members[member] = true; 21 | memberCount++; 22 | emit MemberAdded(member); 23 | } 24 | 25 | function removeMember(address member) external { 26 | require(members[member], "Not a member"); 27 | members[member] = false; 28 | memberCount--; 29 | emit MemberRemoved(member); 30 | } 31 | } 32 | -------------------------------------------------------------------------------- /tests/unit/models/nftModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/nftModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { NFT } = require('../../src/models/nftModel'); 5 | 6 | describe('NFT Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create an NFT successfully', async () => { 16 | const nft = new NFT({ ownerId: 'userId123', name: 'CryptoArt', description: 'A unique piece of digital art', tokenId: 'token123' }); 17 | const savedNFT = await nft.save(); 18 | expect(savedNFT._id).toBeDefined(); 19 | expect(savedNFT.name).toBe('CryptoArt'); 20 | expect(savedNFT.description).toBe('A unique piece of digital art'); 21 | expect(savedNFT.tokenId).toBe('token123'); 22 | }); 23 | }); 24 | -------------------------------------------------------------------------------- /src/components/DeFiAggregator.vue: -------------------------------------------------------------------------------- 1 | 9 | 10 | 33 | 34 | 39 | -------------------------------------------------------------------------------- /src/services/stakingService.js: -------------------------------------------------------------------------------- 1 | // src/services/stakingService.js 2 | 3 | const { Staking } = require('../models/stakingModel'); 4 | const { User } = require('../models/userModel'); 5 | 6 | class StakingService { 7 | async stakeTokens(userId, amount) { 8 | const staking = new Staking({ 9 | userId, 10 | amount, 11 | status: 'staked', 12 | createdAt: new Date(), 13 | }); 14 | 15 | await staking.save(); 16 | return staking; 17 | } 18 | 19 | async unstakeTokens(stakingId) { 20 | const staking = await Staking.findById(stakingId); 21 | if (!staking) throw new Error('Staking record not found'); 22 | 23 | staking.status = 'unstaked'; 24 | await staking.save(); 25 | return staking; 26 | } 27 | 28 | async getUserStakes(userId) { 29 | return await Staking.find({ userId }).sort({ createdAt: -1 }); 30 | } 31 | } 32 | 33 | module.exports = new StakingService(); 34 | -------------------------------------------------------------------------------- /src/utils/validators.js: -------------------------------------------------------------------------------- 1 | // src/utils/validators.js 2 | 3 | const { body, validationResult } = require('express-validator'); 4 | 5 | const validateUserRegistration = [ 6 | body('email').isEmail().withMessage('Invalid email format'), 7 | body('password').isLength({ min: 6 }).withMessage('Password must be at least 6 characters long'), 8 | ]; 9 | 10 | const validateLoanCreation = [ 11 | body('amount').isNumeric().withMessage('Amount must be a number'), 12 | body('interestRate').isNumeric().withMessage('Interest rate must be a number'), 13 | body('duration').isNumeric().withMessage('Duration must be a number'), 14 | ]; 15 | 16 | const validateRequest = (req, res, next) => { 17 | const errors = validationResult(req); 18 | if (!errors.isEmpty()) { 19 | return res.status(400).json({ errors: errors.array() }); 20 | } 21 | next(); 22 | }; 23 | 24 | module.exports = { 25 | validateUserRegistration, 26 | validateLoanCreation, 27 | validateRequest, 28 | }; 29 | -------------------------------------------------------------------------------- /src/contracts/Insurance.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | contract Insurance { 5 | struct Policy { 6 | address insured; 7 | uint coverageAmount; 8 | bool isActive; 9 | } 10 | 11 | mapping(address => Policy) public policies; 12 | 13 | event PolicyCreated(address indexed insured, uint coverageAmount); 14 | event PolicyClaimed(address indexed insured, uint amount); 15 | 16 | function createPolicy(uint coverageAmount) external { 17 | policies[msg.sender] = Policy(msg.sender, coverageAmount, true); 18 | emit PolicyCreated(msg.sender, coverageAmount); 19 | } 20 | 21 | function claimPolicy() external { 22 | Policy storage policy = policies[msg.sender]; 23 | require(policy.isActive, "Policy not active"); 24 | // Logic to pay out claim 25 | emit PolicyClaimed(msg .sender, policy.coverageAmount); 26 | policy.isActive = false; // Mark policy as claimed 27 | } 28 | } 29 | -------------------------------------------------------------------------------- /src/services/lendingService.js: -------------------------------------------------------------------------------- 1 | // src/services/lendingService.js 2 | 3 | const { Loan } = require('../models/lendingModel'); 4 | const { User } = require('../models/userModel'); 5 | 6 | class LendingService { 7 | async createLoan(userId, amount, interestRate, duration) { 8 | const loan = new Loan({ 9 | userId, 10 | amount, 11 | interestRate, 12 | duration, 13 | status: 'active', 14 | createdAt: new Date(), 15 | }); 16 | 17 | await loan.save(); 18 | return loan; 19 | } 20 | 21 | async repayLoan(loanId) { 22 | const loan = await Loan.findById(loanId); 23 | if (!loan) throw new Error('Loan not found'); 24 | 25 | loan.status = 'repaid'; 26 | await loan.save(); 27 | return loan; 28 | } 29 | 30 | async getUserLoans(userId) { 31 | return await Loan.find({ userId }).sort({ createdAt: -1 }); 32 | } 33 | } 34 | 35 | module.exports = new LendingService(); 36 | -------------------------------------------------------------------------------- /docs/developer-guide.md: -------------------------------------------------------------------------------- 1 | # Developer Guide for Cosmic Ledger Core 2 | 3 | This guide is intended for developers who want to contribute to the Cosmic Ledger Core project. 4 | 5 | ## Getting Started 6 | 7 | 1. **Clone the Repository**: 8 | 9 | ```bash 10 | git clone https://github.com/yourusername/Cosmic-Ledger-Core.git 11 | ``` 12 | 2. Install Dependencies: 13 | 14 | ```bash 15 | 1 cd Cosmic-Ledger-Core 16 | 2 npm install 17 | ``` 18 | 19 | ## Code Structure 20 | 21 | - **src/**: Contains the source code for the project. 22 | - **tests/**: Contains unit and integration tests. 23 | - **docs/**: Contains documentation files. 24 | 25 | ## Contribution Guidelines 26 | 27 | - Fork the repository and create a new branch for your feature or bug fix. 28 | - Write clear and concise commit messages. 29 | - Ensure that your code passes all tests before submitting a pull request. 30 | 31 | ## Running Tests 32 | To run the tests, use the following command: 33 | 34 | ```bash 35 | 1 npm test 36 | ``` 37 | -------------------------------------------------------------------------------- /.github/ISSUE_TEMPLATE/bug_report.md: -------------------------------------------------------------------------------- 1 | --- 2 | name: Bug report 3 | about: Create a report to help us improve 4 | title: '' 5 | labels: '' 6 | assignees: '' 7 | 8 | --- 9 | 10 | **Describe the bug** 11 | A clear and concise description of what the bug is. 12 | 13 | **To Reproduce** 14 | Steps to reproduce the behavior: 15 | 1. Go to '...' 16 | 2. Click on '....' 17 | 3. Scroll down to '....' 18 | 4. See error 19 | 20 | **Expected behavior** 21 | A clear and concise description of what you expected to happen. 22 | 23 | **Screenshots** 24 | If applicable, add screenshots to help explain your problem. 25 | 26 | **Desktop (please complete the following information):** 27 | - OS: [e.g. iOS] 28 | - Browser [e.g. chrome, safari] 29 | - Version [e.g. 22] 30 | 31 | **Smartphone (please complete the following information):** 32 | - Device: [e.g. iPhone6] 33 | - OS: [e.g. iOS8.1] 34 | - Browser [e.g. stock browser, safari] 35 | - Version [e.g. 22] 36 | 37 | **Additional context** 38 | Add any other context about the problem here. 39 | -------------------------------------------------------------------------------- /src/components/NFTGallery.vue: -------------------------------------------------------------------------------- 1 | 13 | 14 | 32 | 33 | 48 | -------------------------------------------------------------------------------- /src/services/userService.js: -------------------------------------------------------------------------------- 1 | // src/services/userService.js 2 | 3 | const { User } = require('../models/userModel'); 4 | const bcrypt = require('bcrypt'); 5 | const jwt = require('jsonwebtoken'); 6 | 7 | class UserService { 8 | async registerUser(email, password) { 9 | const hashedPassword = await bcrypt.hash(password, 10); 10 | const user = new User({ email, password: hashedPassword }); 11 | await user.save(); 12 | return user; 13 | } 14 | 15 | async authenticateUser(email, password) { 16 | const user = await User.findOne({ email }); 17 | if (!user || !(await bcrypt.compare(password, user.password))) { 18 | throw new Error('Invalid credentials'); 19 | } 20 | const token = jwt.sign({ id: user._id }, process.env.JWT_SECRET, { expiresIn: '1h' }); 21 | return { user, token }; 22 | } 23 | 24 | async getUserProfile(userId) { 25 | return await User.findById(userId); 26 | } 27 | } 28 | 29 | module.exports = new UserService(); 30 | -------------------------------------------------------------------------------- /docs/authentication.md: -------------------------------------------------------------------------------- 1 | # Authentication Methods 2 | 3 | The Cosmic Ledger Core API uses token-based authentication. All requests to the API must include a valid Bearer token in the Authorization header. 4 | 5 | ## Obtaining a Token 6 | 7 | 1. **Register a User**: Use the `/users/register` endpoint to create a new user account. 8 | 2. **Log In**: Use the `/users/login` endpoint to authenticate and receive a token. 9 | 10 | ## Example Request 11 | 12 | - **POST** /users/login HTTP/1.1 13 | - **Host**: api.cosmicledger.com 14 | - **Content-Type**: application/json 15 | 16 | ```json 17 | 1 { 18 | 2 "email": "user@example.com", 19 | 3 "password": "yourpassword" 20 | 4 } 21 | ``` 22 | 23 | ## Example Response 24 | 25 | ```json 26 | 1 { 27 | 2 "token": "your_jwt_token", 28 | 3 "user": { 29 | 4 "id": "user_id", 30 | 5 "username": "username", 31 | 6 "email": "user@example.com" 32 | 7 } 33 | 8 } 34 | ``` 35 | 36 | ## Token Expiration 37 | Tokens expire after 24 hours. You will need to log in again to obtain a new token. 38 | -------------------------------------------------------------------------------- /tests/unit/contracts/FlashLoan.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/FlashLoan.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('FlashLoan Contract', function () { 7 | let FlashLoan, flashLoan, owner; 8 | 9 | beforeEach(async function () { 10 | FlashLoan = await ethers.getContractFactory('FlashLoan'); 11 | [owner] = await ethers.getSigners(); 12 | flashLoan = await FlashLoan.deploy(); 13 | await flashLoan.deployed(); 14 | }); 15 | 16 | it('should take a flash loan', async function () { 17 | const response = await flashLoan.takeLoan(owner.address, 100); 18 | expect(response).to.have.property('status', 'Loan taken'); 19 | }); 20 | 21 | it('should repay a flash loan', async function () { 22 | await flashLoan.takeLoan(owner.address, 100); 23 | const response = await flashLoan.repayLoan(owner.address, 100); 24 | expect(response).to.have.property('status', 'Loan repaid'); 25 | }); 26 | }); 27 | -------------------------------------------------------------------------------- /src/components/PrivacySettings.vue: -------------------------------------------------------------------------------- 1 | 12 | 13 | 36 | 37 | 42 | -------------------------------------------------------------------------------- /docs/errorHandling.md: -------------------------------------------------------------------------------- 1 | # Error Handling Strategies 2 | 3 | The Cosmic Ledger Core API uses standard HTTP status codes to indicate the success or failure of an API request. 4 | 5 | ## Common Status Codes 6 | 7 | - **200 OK**: The request was successful. 8 | - **201 Created**: A resource was successfully created. 9 | - **400 Bad Request**: The request was invalid or cannot be processed. 10 | - **401 Unauthorized**: Authentication failed or token is missing/invalid. 11 | - **404 Not Found**: The requested resource could not be found. 12 | - **500 Internal Server Error**: An unexpected error occurred on the server. 13 | 14 | ## Error Response Format 15 | 16 | All error responses follow a standard format: 17 | 18 | ```json 19 | 1 { 20 | 2 "error": { 21 | 3 "code": "error_code", 22 | 4 "message": "A description of the error." 23 | 5 } 24 | 6 } 25 | ``` 26 | 27 | ## Example Error Response 28 | 29 | ```json 30 | 1 { 31 | 2 "error": { 32 | 3 "code": "INVALID_CREDENTIALS", 33 | 4 "message": "The email or password provided is incorrect ." 34 | 5 } 35 | 6 } 36 | ``` 37 | -------------------------------------------------------------------------------- /src/components/Governance.vue: -------------------------------------------------------------------------------- 1 | 10 | 11 | 37 | 38 | 43 | -------------------------------------------------------------------------------- /docs/rateLimiting.md: -------------------------------------------------------------------------------- 1 | # Rate Limiting Strategies 2 | 3 | To ensure fair usage and protect the API from abuse, the Cosmic Ledger Core API implements rate limiting. 4 | 5 | ## Rate Limit Policy 6 | 7 | - **Requests per minute**: 100 requests 8 | - **Requests per hour**: 1000 requests 9 | 10 | ## Response Headers 11 | 12 | When a request is rate-limited, the following headers will be included in the response: 13 | 14 | - `X-RateLimit-Limit`: The maximum number of requests allowed in the current time window. 15 | - `X-RateLimit-Remaining`: The number of requests remaining in the current time window. 16 | - `X-RateLimit-Reset`: The time when the rate limit will reset (in UTC epoch time). 17 | 18 | ## Example Rate Limit Response 19 | 20 | - HTTP/1.1 429 Too Many Requests 21 | - X-RateLimit-Limit: 100 22 | - X-RateLimit-Remaining: 0 23 | - X-RateLimit-Reset: 1633036800 24 | - Content-Type: application/json 25 | 26 | ```json 27 | 1 { 28 | 2 "error": { 29 | 3 "code": "RATE_LIMIT_EXCEEDED", 30 | 4 "message": "You have exceeded the number of allowed requests. Please try again later." 31 | 5 } 32 | 6 } 33 | ``` 34 | -------------------------------------------------------------------------------- /tests/integration/services/userService.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/services/userService.test.js 2 | 3 | const userService = require('../../src/services/userService'); 4 | const { User } = require('../../src/models/userModel'); 5 | 6 | describe('User Service', () => { 7 | afterEach(async () => { 8 | await User.deleteMany({}); 9 | }); 10 | 11 | it('should create a user', async () => { 12 | const user = await userService.createUser('newuser@example.com', 'password123'); 13 | expect(user).toHaveProperty('email', 'newuser@example.com'); 14 | }); 15 | 16 | it('should find a user by email', async () => { 17 | await userService.createUser('test@example.com', 'password123'); 18 | const foundUser = await userService.findUserByEmail('test@example.com'); 19 | expect(foundUser).toHaveProperty('email', 'test@example.com'); 20 | }); 21 | 22 | it('should not find a non-existent user', async () => { 23 | const foundUser = await userService.findUserByEmail('nonexistent@example.com'); 24 | expect(foundUser).toBeNull(); 25 | }); 26 | }); 27 | -------------------------------------------------------------------------------- /src/services/insuranceService.js: -------------------------------------------------------------------------------- 1 | // src/services/insuranceService.js 2 | 3 | const { Policy } = require('../models/insuranceModel'); 4 | const { User } = require('../models/userModel'); 5 | 6 | class InsuranceService { 7 | async createPolicy(userId, coverageAmount) { 8 | const policy = new Policy ```javascript 9 | ({ 10 | userId, 11 | coverageAmount, 12 | isActive: true, 13 | createdAt: new Date(), 14 | }); 15 | 16 | await policy.save(); 17 | return policy; 18 | } 19 | 20 | async claimPolicy(policyId) { 21 | const policy = await Policy.findById(policyId); 22 | if (!policy || !policy.isActive) throw new Error('Policy not active or not found'); 23 | 24 | // Logic to process the claim 25 | policy.isActive = false; // Mark policy as claimed 26 | await policy.save(); 27 | return policy; 28 | } 29 | 30 | async getUser Policies(userId) { 31 | return await Policy.find({ userId }).sort({ createdAt: -1 }); 32 | } 33 | } 34 | 35 | module.exports = new InsuranceService(); 36 | -------------------------------------------------------------------------------- /docs/security.md: -------------------------------------------------------------------------------- 1 | # Security Best Practices and Guidelines 2 | 3 | Security is a top priority for the Cosmic Ledger Core platform. This document outlines best practices for maintaining security. 4 | 5 | ## User Account Security 6 | 7 | - Use strong, unique passwords for your accounts. 8 | - Enable two-factor authentication (2FA) for added security. 9 | 10 | ## API Security 11 | 12 | - Always use HTTPS to encrypt data in transit. 13 | - Regularly rotate API keys and tokens. 14 | 15 | ## Smart Contract Security 16 | 17 | - Conduct thorough audits of smart contracts before deployment. 18 | - Use established libraries and frameworks to minimize vulnerabilities. 19 | 20 | ## Incident Response 21 | 22 | In the event of a security breach, follow these steps: 23 | 24 | 1. **Contain the Breach**: Isolate affected systems to prevent further damage. 25 | 2. **Assess the Impact**: Determine the extent of the breach and affected data. 26 | 3. **Notify Affected Users**: Inform users of the breach and provide guidance on securing their accounts. 27 | 4. **Review and Improve**: Analyze the incident to improve security measures and prevent future breaches. 28 | -------------------------------------------------------------------------------- /tests/unit/contracts/Insurance.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/Insurance.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('Insurance Contract', function () { 7 | let Insurance, insurance, owner, addr1; 8 | 9 | beforeEach(async function () { 10 | Insurance = await ethers.getContractFactory('Insurance'); 11 | [owner, addr1] = await ethers.getSigners(); 12 | insurance = await Insurance.deploy(); 13 | await insurance.deployed(); 14 | }); 15 | 16 | it('should create an insurance policy', async function () { 17 | await insurance.createPolicy(1000); 18 | const policy = await insurance.policies(owner.address); 19 | expect(policy.coverageAmount).to.equal(1000); 20 | expect(policy.isActive).to.be.true; 21 | }); 22 | 23 | it('should claim an insurance policy', async function () { 24 | await insurance.createPolicy(1000); 25 | await insurance.claimPolicy(); 26 | const policy = await insurance.policies(owner.address); 27 | expect(policy.isActive).to.be.false; 28 | }); 29 | }); 30 | -------------------------------------------------------------------------------- /docs/user-guide.md: -------------------------------------------------------------------------------- 1 | # User Guide for Cosmic Ledger Core 2 | 3 | Welcome to the Cosmic Ledger Core user guide! This document provides an overview of how to use the platform effectively. 4 | 5 | ## Getting Started 6 | 7 | 1. **Create an Account**: Visit the registration page and fill out the required information. 8 | 2. **Log In**: Use your credentials to log in to your account. 9 | 3. **Explore the Dashboard**: After logging in, you will be directed to your user dashboard where you can manage your assets, transactions, and more. 10 | 11 | ## Key Features 12 | 13 | - **Manage Assets**: View and manage your digital assets. 14 | - **Transactions**: Send and receive assets easily. 15 | - **Staking**: Participate in staking to earn rewards. 16 | - **Governance**: Vote on proposals and participate in platform governance. 17 | 18 | ## FAQs 19 | 20 | ### How do I reset my password? 21 | 22 | To reset your password, click on the "Forgot Password?" link on the login page and follow the instructions. 23 | 24 | ### How can I contact support? 25 | 26 | For support, please reach out to our support team via the contact form on our website or email us at support@cosmicledger.com. 27 | -------------------------------------------------------------------------------- /tests/unit/services/stakingService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/stakingService.test.js 2 | 3 | const stakingService = require('../../src/services/stakingService'); 4 | const { Staking } = require('../../src/models/stakingModel'); 5 | const { User } = require('../../src/models/userModel'); 6 | 7 | describe('Staking Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await Staking.deleteMany({}); 16 | await User.deleteMany({}); 17 | }); 18 | 19 | it('should stake tokens', async () => { 20 | const staking = await stakingService.stakeTokens(user._id, 100); 21 | expect(staking).toHaveProperty('userId', user._id); 22 | expect(staking).toHaveProperty('amount', 100); 23 | }); 24 | 25 | it('should unstake tokens', async () => { 26 | await stakingService.stakeTokens(user._id, 100); 27 | const unstaking = await stakingService.unstakeTokens(user._id, 50); 28 | expect(unstaking).toHaveProperty('amount', 50); 29 | }); 30 | }); 31 | -------------------------------------------------------------------------------- /tests/unit/models/userModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/userModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { User } = require('../../src/models/userModel'); 5 | 6 | describe('User Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create a user successfully', async () => { 16 | const user = new User({ email: 'test@example.com', password: 'password123' }); 17 | const savedUser = await user.save(); 18 | expect(savedUser._id).toBeDefined(); 19 | expect(savedUser.email).toBe('test@example.com'); 20 | }); 21 | 22 | it('should not create a user with duplicate email', async () => { 23 | const user1 = new User({ email: 'test@example.com', password: 'password123' }); 24 | await user1.save(); 25 | const user2 = new User({ email: 'test@example.com', password: 'password456' }); 26 | await expect(user2.save()).rejects.toThrow(); 27 | }); 28 | }); 29 | -------------------------------------------------------------------------------- /tests/unit/services/userService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/userService.test.js 2 | 3 | const userService = require('../../src/services/userService'); 4 | const { User } = require('../../src/models/userModel'); 5 | 6 | describe('User Service', () => { 7 | let user; 8 | 9 | beforeEach(async () => { 10 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 11 | }); 12 | 13 | afterEach(async () => { 14 | await User.deleteMany({}); 15 | }); 16 | 17 | it('should create a user', async () => { 18 | const newUser = await userService.createUser ('newuser@example.com', 'password123'); 19 | expect(newUser ).toHaveProperty('email', 'newuser@example.com'); 20 | }); 21 | 22 | it('should find a user by email', async () => { 23 | const foundUser = await userService.findUser ByEmail('test@example.com'); 24 | expect(foundUser ).toHaveProperty('email', 'test@example.com'); 25 | }); 26 | 27 | it('should not find a non-existent user', async () => { 28 | const foundUser = await userService.findUser ByEmail('nonexistent@example.com'); 29 | expect(foundUser ).toBeNull(); 30 | }); 31 | }); 32 | -------------------------------------------------------------------------------- /tests/integration/services/lendingService.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/services/lendingService.test.js 2 | 3 | const lendingService = require('../../src/services/lendingService'); 4 | const { User } = require('../../src/models/userModel'); 5 | const { Loan } = require('../../src/models/lendingModel'); 6 | 7 | describe('Lending Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await Loan.deleteMany({}); 16 | await User.deleteMany({}); 17 | }); 18 | 19 | it('should create a loan', async () => { 20 | const loan = await lendingService.createLoan(user._id, 1000, 5, 30); 21 | expect(loan).toHaveProperty('amount', 1000); 22 | expect(loan.userId).toBe(user._id.toString()); 23 | }); 24 | 25 | it('should get user loans', async () => { 26 | await lendingService.createLoan(user._id, 1000, 5, 30); 27 | const loans = await lendingService.getUserLoans(user._id); 28 | expect(loans.length).toBe(1); 29 | expect(loans[0]).toHaveProperty('amount', 1000); 30 | }); 31 | }); 32 | -------------------------------------------------------------------------------- /tests/unit/contracts/CrossChainBridge.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/CrossChainBridge.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('CrossChainBridge Contract', function () { 7 | let CrossChainBridge, bridge, owner, addr1; 8 | 9 | beforeEach(async function () { 10 | CrossChainBridge = await ethers.getContractFactory('CrossChainBridge'); 11 | [owner, addr1] = await ethers.getSigners(); 12 | bridge = await CrossChainBridge.deploy(); 13 | await bridge.deployed(); 14 | }); 15 | 16 | it('should initiate a transfer', async function () { 17 | const tx = await bridge.initiateTransfer(addr1.address, 100, 'Ethereum'); 18 | await tx.wait(); 19 | expect(await bridge.getTransferStatus(addr1.address)).to.equal('transfer initiated'); 20 | }); 21 | 22 | it('should complete a transfer', async function () { 23 | await bridge.initiateTransfer(addr1.address, 100, 'Ethereum'); 24 | const tx = await bridge.completeTransfer(addr1.address, 100, 'Ethereum'); 25 | await tx.wait(); 26 | expect(await bridge.getTransferStatus(addr1.address)).to.equal('transfer completed'); 27 | }); 28 | }); 29 | -------------------------------------------------------------------------------- /tests/unit/contracts/MultiSigWallet.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/MultiSigWallet.test.js 2 | 3 | it('should submit a transaction', async function () { 4 | const tx = await wallet.submitTransaction(addr2.address, 100); 5 | await tx.wait(); 6 | const transaction = await wallet.transactions(0); 7 | expect(transaction.to).to.equal(addr2.address); 8 | expect(transaction.value).to.equal(100); 9 | expect(transaction.executed).to.be.false; 10 | }); 11 | 12 | it('should confirm a transaction', async function () { 13 | await wallet.submitTransaction(addr2.address, 100); 14 | await wallet.connect(addr1).confirmTransaction(0); 15 | const transaction = await wallet.transactions(0); 16 | expect(transaction.confirmations).to.equal(1); 17 | }); 18 | 19 | it('should execute a transaction after enough confirmations', async function () { 20 | await wallet.submitTransaction(addr2.address, 100); 21 | await wallet.connect(addr1).confirmTransaction(0); 22 | await wallet.connect(owner).confirmTransaction(0); 23 | await wallet.executeTransaction(0); 24 | const transaction = await wallet.transactions(0); 25 | expect(transaction.executed).to.be.true; 26 | }); 27 | }); 28 | -------------------------------------------------------------------------------- /src/contracts/Staking.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; 5 | 6 | contract Staking { 7 | IERC20 public stakingToken; 8 | mapping(address => uint) public stakedAmount; 9 | mapping(address => uint) public rewards; 10 | 11 | event Staked(address indexed user, uint amount); 12 | event Unstaked(address indexed user, uint amount); 13 | event RewardPaid(address indexed user, uint reward); 14 | 15 | constructor(IERC20 _stakingToken) { 16 | stakingToken = _stakingToken; 17 | } 18 | 19 | function stake(uint amount) external { 20 | require(amount > 0, "Cannot stake 0"); 21 | stakingToken.transferFrom(msg.sender, address(this), amount); 22 | stakedAmount[msg.sender] += amount; 23 | emit Staked(msg.sender, amount); 24 | } 25 | 26 | function unstake(uint amount) external { 27 | require(stakedAmount[msg.sender] >= amount, "Insufficient staked amount"); 28 | stakedAmount[msg.sender] -= amount; 29 | stakingToken.transfer(msg.sender, amount); 30 | emit Unstaked(msg.sender, amount); 31 | } 32 | 33 | function distributeRewards(uint reward) external { 34 | // Logic to distribute rewards 35 | } 36 | } 37 | -------------------------------------------------------------------------------- /src/services/transactionService.js: -------------------------------------------------------------------------------- 1 | // src/services/transactionService.js 2 | 3 | const { Transaction } = require('../models/transactionModel'); 4 | const { User } = require('../models/userModel'); 5 | 6 | class TransactionService { 7 | async createTransaction(userId, amount, type) { 8 | const user = await User.findById(userId); 9 | if (!user) throw new Error('User not found'); 10 | 11 | const transaction = new Transaction({ 12 | userId, 13 | amount, 14 | type, 15 | status: 'pending', 16 | createdAt: new Date(), 17 | }); 18 | 19 | await transaction.save(); 20 | return transaction; 21 | } 22 | 23 | async processTransaction(transactionId) { 24 | const transaction = await Transaction.findById(transactionId); 25 | if (!transaction) throw new Error('Transaction not found'); 26 | 27 | // Logic to process the transaction (e.g., call smart contract) 28 | transaction.status = 'completed'; 29 | await transaction.save(); 30 | return transaction; 31 | } 32 | 33 | async getTransactionHistory(userId) { 34 | return await Transaction.find({ userId }).sort({ createdAt: -1 }); 35 | } 36 | } 37 | 38 | module.exports = new TransactionService(); 39 | -------------------------------------------------------------------------------- /src/contracts/LendingPool.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; 5 | import "@openzeppelin/contracts/access/Ownable.sol"; 6 | 7 | contract LendingPool is Ownable { 8 | struct Loan { 9 | address borrower; 10 | uint256 amount; 11 | uint256 interestRate; 12 | uint256 duration; 13 | uint256 startTime; 14 | bool isActive; 15 | } 16 | 17 | mapping(address => Loan) public loans; 18 | 19 | function lend(address borrower, uint256 amount, uint256 interestRate, uint256 duration) external onlyOwner { 20 | loans[borrower] = Loan(borrower, amount, interestRate, duration, block.timestamp, true); 21 | } 22 | 23 | function repay() external { 24 | Loan storage loan = loans[msg.sender]; 25 | require(loan.isActive, "No active loan"); 26 | require(block.timestamp <= loan.startTime + loan.duration, "Loan duration expired"); 27 | 28 | uint256 totalRepayment = loan.amount + (loan.amount * loan.interestRate) / 100; 29 | // Transfer tokens from borrower to this contract 30 | // Assuming the token is ERC20 31 | IERC20(tokenAddress).transferFrom(msg.sender, address(this), totalRepayment); 32 | loan.isActive = false; 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /tests/integration/services/transactionService.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/services/transactionService.test.js 2 | 3 | const transactionService = require('../../src/services/transactionService'); 4 | const { User } = require('../../src/models/userModel'); 5 | const { Transaction } = require('../../src/models/transactionModel'); 6 | 7 | describe('Transaction Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await Transaction.deleteMany({}); 16 | await User.deleteMany({}); 17 | }); 18 | 19 | it('should create a transaction', async () => { 20 | const transaction = await transactionService.createTransaction(user._id, 100, 'deposit'); 21 | expect(transaction).toHaveProperty('amount', 100); 22 | expect(transaction).toHaveProperty('type', 'deposit'); 23 | expect(transaction.userId).toBe(user._id.toString()); 24 | }); 25 | 26 | it('should retrieve transaction history for a user', async () => { 27 | await transactionService.createTransaction(user._id, 100, 'deposit'); 28 | const transactions = await transactionService.getUser Transactions(user._id); 29 | expect(transactions.length).toBe(1); 30 | expect(transactions[0]).toHaveProperty('amount', 100); 31 | }); 32 | }); 33 | -------------------------------------------------------------------------------- /src/components/Dashboard.vue: -------------------------------------------------------------------------------- 1 | 20 | 21 | 45 | 46 | 60 | -------------------------------------------------------------------------------- /tests/unit/services/insuranceService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/insuranceService.test.js 2 | 3 | const insuranceService = require('../../src/services/insuranceService'); 4 | const { Policy } = require('../../src/models/insuranceModel'); 5 | const { User } = require('../../src/models/userModel'); 6 | 7 | describe('Insurance Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await Policy.deleteMany({}); 16 | await User.deleteMany({}); 17 | }); 18 | 19 | it('should create an insurance policy', async () => { 20 | const policy = await insuranceService.createPolicy(user._id, 1000); 21 | expect(policy).toHaveProperty('userId', user._id); 22 | expect(policy).toHaveProperty('coverageAmount', 1000); 23 | }); 24 | 25 | it('should claim an insurance policy', async () => { 26 | const policy = await insuranceService.createPolicy(user._id, 1000); 27 | const claimedPolicy = await insuranceService.claimPolicy(policy._id); 28 | expect(claimedPolicy).toHaveProperty('isActive', false); 29 | }); 30 | 31 | it('should not allow claiming a non-existent policy', async () => { 32 | await expect(insuranceService.claimPolicy('nonexistentPolicyId')).rejects.toThrow('Policy does not exist'); 33 | }); 34 | }); 35 | -------------------------------------------------------------------------------- /tests/unit/contracts/Governance.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/Governance.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('Governance Contract', function () { 7 | let Governance, governance, owner, addr1; 8 | 9 | beforeEach(async function () { 10 | Governance = await ethers.getContractFactory('Governance'); 11 | [owner, addr1] = await ethers.getSigners(); 12 | governance = await Governance.deploy(/* constructor parameters */); 13 | await governance.deployed(); 14 | }); 15 | 16 | it('should create a proposal', async function () { 17 | await governance.createProposal('Increase the block size'); 18 | const proposal = await governance.proposals(1); 19 | expect(proposal.description).to.equal('Increase the block size'); 20 | }); 21 | 22 | it('should allow voting on a proposal', async function () { 23 | await governance.createProposal('Increase the block size'); 24 | await governance.connect(addr1).vote(1); 25 | const proposal = await governance.proposals(1); 26 | expect(proposal.voteCount).to.equal(1); 27 | }); 28 | 29 | it('should execute a proposal', async function () { 30 | await governance.createProposal('Increase the block size'); 31 | await governance.connect(addr1).vote(1); 32 | await governance.executeProposal(1); 33 | const proposal = await governance.proposals(1); 34 | expect(proposal.executed).to.be.true; 35 | }); 36 | }); 37 | -------------------------------------------------------------------------------- /tests/integration/services/insuranceService.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/services/insuranceService.test.js 2 | 3 | const insuranceService = require('../../src/services/insuranceService'); 4 | const { User } = require('../../src/models/userModel'); 5 | const { Policy } = require('../../src/models/insuranceModel'); 6 | 7 | describe('Insurance Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await Policy.deleteMany({}); 16 | await User.deleteMany({}); 17 | }); 18 | 19 | it('should create an insurance policy', async () => { 20 | const policy = await insuranceService.createPolicy(user._id, 1000); 21 | expect(policy).toHaveProperty('coverageAmount', 1000); 22 | expect(policy.userId).toBe(user._id.toString()); 23 | }); 24 | 25 | it('should get user insurance policies', async () => { 26 | await insuranceService.createPolicy(user._id, 1000); 27 | const policies = await insuranceService.getUser Policies(user._id); 28 | expect(policies.length).toBe(1); 29 | expect(policies[0]).toHaveProperty('coverageAmount', 1000); 30 | }); 31 | 32 | it('should claim an insurance policy', async () => { 33 | const policy = await insuranceService.createPolicy(user._id, 1000); 34 | const claimedPolicy = await insuranceService.claimPolicy(policy._id); 35 | expect(claimedPolicy).toHaveProperty('isActive', false); 36 | }); 37 | }); 38 | -------------------------------------------------------------------------------- /tests/unit/services/lendingService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/lendingService.test.js 2 | 3 | const lendingService = require('../../src/services/lendingService'); 4 | const { Loan } = require('../../src/models/lendingModel'); 5 | const { User } = require('../../src/models/userModel'); 6 | 7 | describe('Lending Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await Loan.deleteMany({}); 16 | await User.deleteMany({}); 17 | }); 18 | 19 | it('should create a loan', async () => { 20 | const loan = await lendingService.createLoan(user._id, 1000, 5, 30); 21 | expect(loan).toHaveProperty('userId', user._id); 22 | expect(loan).toHaveProperty('amount', 1000); 23 | expect(loan).toHaveProperty('interestRate', 5); 24 | expect(loan).toHaveProperty('duration', 30); 25 | expect(loan).toHaveProperty('status', 'active'); 26 | }); 27 | 28 | it('should repay a loan', async () => { 29 | const loan = await lendingService.createLoan(user._id, 1000, 5, 30); 30 | const repaidLoan = await lendingService.repayLoan(loan._id); 31 | expect(repaidLoan).toHaveProperty('status', 'repaid'); 32 | }); 33 | 34 | it('should get user loans', async () => { 35 | await lendingService.createLoan(user._id, 1000, 5, 30); 36 | const loans = await lendingService.getUserLoans(user._id); 37 | expect(loans.length).toBe(1); 38 | }); 39 | }); 40 | -------------------------------------------------------------------------------- /tests/integration/api/userApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/userApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); // Assuming your Express app is exported from this file 5 | const { User } = require('../../src/models/userModel'); 6 | 7 | describe('User API', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 12 | }); 13 | 14 | afterEach(async () => { 15 | await User.deleteMany({}); 16 | }); 17 | 18 | it('should register a new user', async () => { 19 | const response = await request(app) 20 | .post('/api/users/register') 21 | .send({ email: 'newuser@example.com', password: 'password123' }); 22 | expect(response.status).toBe(201); 23 | expect(response.body).toHaveProperty('user'); 24 | expect(response.body.user.email).toBe('newuser@example.com'); 25 | }); 26 | 27 | it('should authenticate a user', async () => { 28 | const response = await request(app) 29 | .post('/api/users/login') 30 | .send({ email: user.email, password: 'password123' }); 31 | expect(response.status).toBe(200); 32 | expect(response.body).toHaveProperty('token'); 33 | }); 34 | 35 | it('should return 401 for invalid credentials', async () => { 36 | const response = await request(app) 37 | .post('/api/users/login') 38 | .send({ email: user.email, password: 'wrongpassword' }); 39 | expect(response.status).toBe(401); 40 | }); 41 | }); 42 | -------------------------------------------------------------------------------- /tests/integration/api/lendingApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/lendingApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); 5 | const { User } = require('../../src/models/userModel'); 6 | const { Loan } = require('../../src/models/lendingModel'); 7 | 8 | describe('Lending API', () => { 9 | let user; 10 | 11 | beforeEach(async () => { 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | }); 14 | 15 | afterEach(async () => { 16 | await Loan.deleteMany({}); 17 | await User.deleteMany({}); 18 | }); 19 | 20 | it('should create a loan', async () => { 21 | const response = await request(app) 22 | .post('/api/lending') 23 | .set('Authorization', `Bearer ${user.token}`) 24 | .send({ amount: 1000, interestRate: 5, duration: 30 }); 25 | 26 | expect(response.status).toBe(201); 27 | expect(response.body).toHaveProperty('loan'); 28 | expect(response.body.loan.amount).toBe(1000); 29 | }); 30 | 31 | it('should get user loans', async () => { 32 | await request(app) 33 | .post('/api/lending') 34 | .set('Authorization', `Bearer ${user.token}`) 35 | .send({ amount: 1000, interestRate: 5, duration: 30 }); 36 | 37 | const response = await request(app) 38 | .get('/api/lending/history') 39 | .set('Authorization', `Bearer ${user.token}`); 40 | 41 | expect(response.status).toBe(200); 42 | expect(response.body).toHaveProperty('loans'); 43 | expect(response.body.loans.length).toBe(1); 44 | }); 45 | }); 46 | -------------------------------------------------------------------------------- /tests/unit/services/transactionService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/transactionService.test.js 2 | 3 | const transactionService = require('../../src/services/transactionService'); 4 | const { Transaction } = require('../../src/models/transactionModel'); 5 | const { User } = require('../../src/models/userModel'); 6 | 7 | describe('Transaction Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | // Create a test user 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | }); 14 | 15 | afterEach(async () => { 16 | // Clean up the database after each test 17 | await Transaction.deleteMany({}); 18 | await User.deleteMany({}); 19 | }); 20 | 21 | it('should create a transaction', async () => { 22 | const transaction = await transactionService.createTransaction(user._id, 100, 'deposit'); 23 | expect(transaction).toHaveProperty('userId', user._id); 24 | expect(transaction).toHaveProperty('amount', 100); 25 | expect(transaction).toHaveProperty('type', 'deposit'); 26 | expect(transaction).toHaveProperty('status', 'pending'); 27 | }); 28 | 29 | it('should process a transaction', async () => { 30 | const transaction = await transactionService.createTransaction(user._id, 100, 'deposit'); 31 | const processedTransaction = await transactionService.processTransaction(transaction._id); 32 | expect(processedTransaction).toHaveProperty('status', 'completed'); 33 | }); 34 | 35 | it('should get transaction history for a user', async () => { 36 | await transactionService.createTransaction(user._id, 100, 'deposit'); 37 | await transactionService.createTransaction(user._id, 50, 'withdrawal'); 38 | const history = await transactionService.getTransactionHistory(user._id); 39 | expect(history.length).toBe(2); 40 | }); 41 | }); 42 | -------------------------------------------------------------------------------- /tests/integration/api/transactionApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/transactionApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); // Assuming your Express app is exported from this file 5 | const { User } = require('../../src/models/userModel'); 6 | const { Transaction } = require('../../src/models/transactionModel'); 7 | 8 | describe('Transaction API', () => { 9 | let user; 10 | 11 | beforeEach(async () => { 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | }); 14 | 15 | afterEach(async () => { 16 | await Transaction.deleteMany({}); 17 | await User.deleteMany({}); 18 | }); 19 | 20 | it('should create a transaction', async () => { 21 | const response = await request(app) 22 | .post('/api/transactions') 23 | .set('Authorization', `Bearer ${user.token}`) // Assuming you have a way to get the token 24 | .send({ amount: 100, type: 'deposit' }); 25 | 26 | expect(response.status).toBe(201); 27 | expect(response.body).toHaveProperty('transaction'); 28 | expect(response.body.transaction.amount).toBe(100); 29 | expect(response.body.transaction.type).toBe('deposit'); 30 | }); 31 | 32 | it('should get transaction history for a user', async () => { 33 | await request(app) 34 | .post('/api/transactions') 35 | .set('Authorization', `Bearer ${user.token}`) 36 | .send({ amount: 100, type: 'deposit' }); 37 | 38 | const response = await request(app) 39 | .get('/api/transactions/history') 40 | .set('Authorization', `Bearer ${user.token}`); 41 | 42 | expect(response.status).toBe(200); 43 | expect(response.body).toHaveProperty('transactions'); 44 | expect(response.body.transactions.length).toBe(1); 45 | }); 46 | }); 47 | -------------------------------------------------------------------------------- /src/contracts/Governance.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; 5 | import "@openzeppelin/contracts/access/Ownable.sol"; 6 | 7 | contract Governance is Ownable { 8 | struct Proposal { 9 | uint id; 10 | string description; 11 | uint voteCount; 12 | mapping(address => bool) voters; 13 | bool executed; 14 | } 15 | 16 | IERC20 public governanceToken; 17 | mapping(uint => Proposal) public proposals; 18 | uint public proposalCount; 19 | 20 | event ProposalCreated(uint id, string description); 21 | event Voted(uint proposalId, address voter); 22 | event ProposalExecuted(uint proposalId); 23 | 24 | constructor(IERC20 _governanceToken) { 25 | governanceToken = _governanceToken; 26 | } 27 | 28 | function createProposal(string memory description) external onlyOwner { 29 | proposalCount++; 30 | Proposal storage newProposal = proposals[proposalCount]; 31 | newProposal.id = proposalCount; 32 | newProposal.description = description; 33 | emit ProposalCreated(proposalCount, description); 34 | } 35 | 36 | function vote(uint proposalId) external { 37 | Proposal storage proposal = proposals[proposalId]; 38 | require(!proposal.voters[msg.sender], "Already voted"); 39 | require(governanceToken.balanceOf(msg.sender) > 0, "No voting power"); 40 | 41 | proposal.voters[msg.sender] = true; 42 | proposal.voteCount++; 43 | emit Voted(proposalId, msg.sender); 44 | } 45 | 46 | function executeProposal(uint proposalId) external onlyOwner { 47 | Proposal storage proposal = proposals[proposalId]; 48 | require(!proposal.executed, "Proposal already executed"); 49 | require(proposal.voteCount > 0, "No votes"); 50 | 51 | proposal.executed = true; 52 | // Execute proposal logic here 53 | emit ProposalExecuted(proposalId); 54 | } 55 | } 56 | -------------------------------------------------------------------------------- /src/components/TokenizedAssets.vue: -------------------------------------------------------------------------------- 1 | 17 | 18 | 55 | 56 | 70 | -------------------------------------------------------------------------------- /tests/integration/services/stakingService.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/services/stakingService.test.js 2 | 3 | const stakingService = require('../../src/services/stakingService'); 4 | const { User } = require('../../src/models/userModel'); 5 | const { Staking } = require('../../src/models/stakingModel'); 6 | 7 | describe('Staking Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | // Create a test user 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | }); 14 | 15 | afterEach(async () => { 16 | // Clean up the database after each test 17 | await Staking.deleteMany({}); 18 | await User.deleteMany({}); 19 | }); 20 | 21 | it('should stake tokens', async () => { 22 | const staking = await stakingService.stakeTokens(user._id, 100); 23 | expect(staking).toHaveProperty('amount', 100); 24 | expect(staking.userId).toBe(user._id.toString()); 25 | }); 26 | 27 | it('should get staking history for a user', async () => { 28 | await stakingService.stakeTokens(user._id, 100); 29 | const stakings = await stakingService.getUser Stakings(user._id); 30 | expect(stakings.length).toBe(1); 31 | expect(stakings[0]).toHaveProperty('amount', 100); 32 | }); 33 | 34 | it('should not allow staking a negative amount', async () => { 35 | await expect(stakingService.stakeTokens(user._id, -50)).rejects.toThrow('Amount must be positive'); 36 | }); 37 | 38 | it('should not allow staking zero amount', async () => { 39 | await expect(stakingService.stakeTokens(user._id, 0)).rejects.toThrow('Amount must be positive'); 40 | }); 41 | 42 | it('should allow unstaking tokens', async () => { 43 | const staking = await stakingService.stakeTokens(user._id, 100); 44 | const unstaking = await stakingService.unstakeTokens(user._id, 50); 45 | expect(unstaking).toHaveProperty('amount', 50); 46 | }); 47 | 48 | it('should not allow unstaking more than staked amount', async () => { 49 | await stakingService.stakeTokens(user._id, 100); 50 | await expect(stakingService.unstakeTokens(user._id, 150)).rejects.toThrow('Insufficient staked amount'); 51 | }); 52 | }); 53 | -------------------------------------------------------------------------------- /src/contracts/testnet/PiCoinStable.js: -------------------------------------------------------------------------------- 1 | // Import the Stellar SDK 2 | const StellarSdk = require('stellar-sdk'); 3 | 4 | // Connect to the Stellar test network 5 | const server = new StellarSdk.Server('https://horizon-testnet.stellar.org'); 6 | 7 | // Replace with your secret key 8 | const issuerSecret = 'YOUR_ISSUER_SECRET_KEY'; // Replace with your actual secret key 9 | const issuerKeypair = StellarSdk.Keypair.fromSecret(issuerSecret); 10 | const assetName = 'PI'; // Token name 11 | const assetAmount = '100000000000'; // Total supply (100 billion tokens) 12 | 13 | // Pegged value in USD 14 | const peggedValue = 314159; // Pegged value in USD 15 | 16 | async function createToken() { 17 | try { 18 | // Create a new asset 19 | const asset = new StellarSdk.Asset(assetName, issuerKeypair.publicKey()); 20 | 21 | // Load the issuer account 22 | const account = await server.loadAccount(issuerKeypair.publicKey()); 23 | 24 | // Create a transaction to issue the asset 25 | const transaction = new StellarSdk.TransactionBuilder(account, { 26 | fee: await server.fetchBaseFee(), 27 | networkPassphrase: StellarSdk.Networks.TESTNET, 28 | }) 29 | .addOperation(StellarSdk.Operation.changeTrust({ 30 | asset: asset, 31 | limit: assetAmount, 32 | })) 33 | .setTimeout(30) 34 | .build(); 35 | 36 | // Sign the transaction 37 | transaction.sign(issuerKeypair); 38 | 39 | // Submit the transaction 40 | const result = await server.submitTransaction(transaction); 41 | console.log('Token created successfully:', result); 42 | console.log(`The token ${assetName} is pegged to a value of $${peggedValue}.`); 43 | 44 | // Check the issuer's balance 45 | await checkIssuerBalance(); 46 | } catch (error) { 47 | console.error('Error creating token:', error); 48 | } 49 | } 50 | 51 | async function checkIssuerBalance() { 52 | try { 53 | const account = await server.loadAccount(issuerKeypair.publicKey()); 54 | console.log(`Issuer balance: ${account.balances}`); 55 | } catch (error) { 56 | console.error('Error fetching issuer balance:', error); 57 | } 58 | } 59 | 60 | // Execute the function to create the token 61 | createToken(); 62 | -------------------------------------------------------------------------------- /src/contracts/mainnet/PiCoinStable.js: -------------------------------------------------------------------------------- 1 | // Import the Stellar SDK 2 | const StellarSdk = require('stellar-sdk'); 3 | 4 | // Connect to the Stellar mainnet 5 | const server = new StellarSdk.Server('https://horizon.stellar.org'); 6 | 7 | // Replace with your secret key 8 | const issuerSecret = 'YOUR_ISSUER_SECRET_KEY'; // Replace with your actual secret key 9 | const issuerKeypair = StellarSdk.Keypair.fromSecret(issuerSecret); 10 | const assetName = 'PI'; // Token name 11 | const assetAmount = '100000000000'; // Total supply (100 billion tokens) 12 | 13 | // Pegged value in USD 14 | const peggedValue = 314159; // Pegged value in USD 15 | 16 | async function createToken() { 17 | try { 18 | // Create a new asset 19 | const asset = new StellarSdk.Asset(assetName, issuerKeypair.publicKey()); 20 | 21 | // Load the issuer account 22 | const account = await server.loadAccount(issuerKeypair.publicKey()); 23 | 24 | // Create a transaction to issue the asset 25 | const transaction = new StellarSdk.TransactionBuilder(account, { 26 | fee: await server.fetchBaseFee(), 27 | networkPassphrase: StellarSdk.Networks.PUBLIC, // Use PUBLIC for mainnet 28 | }) 29 | .addOperation(StellarSdk.Operation.changeTrust({ 30 | asset: asset, 31 | limit: assetAmount, 32 | })) 33 | .setTimeout(30) 34 | .build(); 35 | 36 | // Sign the transaction 37 | transaction.sign(issuerKeypair); 38 | 39 | // Submit the transaction 40 | const result = await server.submitTransaction(transaction); 41 | console.log('Token created successfully:', result); 42 | console.log(`The token ${assetName} is pegged to a value of $${peggedValue}.`); 43 | 44 | // Check the issuer's balance 45 | await checkIssuerBalance(); 46 | } catch (error) { 47 | console.error('Error creating token:', error); 48 | } 49 | } 50 | 51 | async function checkIssuerBalance() { 52 | try { 53 | const account = await server.loadAccount(issuerKeypair.publicKey()); 54 | console.log(`Issuer balance: ${JSON.stringify(account.balances, null, 2)}`); 55 | } catch (error) { 56 | console.error('Error fetching issuer balance:', error); 57 | } 58 | } 59 | 60 | // Execute the function to create the token 61 | createToken(); 62 | -------------------------------------------------------------------------------- /src/contracts/MultiSigWallet.sol: -------------------------------------------------------------------------------- 1 | // SPDX-License-Identifier: MIT 2 | pragma solidity ^0.8.0; 3 | 4 | contract MultiSigWallet { 5 | event Deposit(address indexed sender, uint amount); 6 | event SubmitTransaction(address indexed owner, uint indexed txIndex); 7 | event ConfirmTransaction(address indexed owner, uint indexed txIndex); 8 | event ExecuteTransaction(uint indexed txIndex); 9 | 10 | address[] public owners; 11 | mapping(uint => mapping(address => bool)) public isConfirmed; 12 | mapping(uint => Transaction) public transactions; 13 | uint public transactionCount; 14 | 15 | struct Transaction { 16 | address to; 17 | uint value; 18 | bool executed; 19 | } 20 | 21 | constructor(address[] memory _owners) { 22 | owners = _owners; 23 | } 24 | 25 | function deposit() external payable { 26 | emit Deposit(msg.sender, msg.value); 27 | } 28 | 29 | function submitTransaction(address to, uint value) external { 30 | require(isOwner(msg.sender), "Not an owner"); 31 | transactionCount++; 32 | transactions[transactionCount] = Transaction(to, value, false); 33 | emit SubmitTransaction(msg.sender, transactionCount); 34 | } 35 | 36 | function confirmTransaction(uint txIndex) external { 37 | require(isOwner(msg.sender), "Not an owner"); 38 | require(!isConfirmed[txIndex][msg.sender], "Transaction already confirmed"); 39 | 40 | isConfirmed[txIndex][msg.sender] = true; 41 | emit ConfirmTransaction(msg.sender, txIndex); 42 | } 43 | 44 | function executeTransaction(uint txIndex) external { 45 | require(isConfirmed[txIndex][msg.sender], "Transaction not confirmed"); 46 | Transaction storage transaction = transactions[txIndex]; 47 | require(!transaction.executed, "Transaction already executed"); 48 | 49 | transaction.executed = true; 50 | (bool success, ) = transaction.to.call{value: transaction.value}(""); 51 | require(success, "Transaction failed"); 52 | emit ExecuteTransaction(txIndex); 53 | } 54 | 55 | function isOwner(address account) internal view returns (bool) { 56 | for (uint i = 0; i < owners.length; i++) { 57 | if (owners[i] == account) { 58 | return true; 59 | } 60 | } 61 | return false; 62 | } 63 | } 64 | -------------------------------------------------------------------------------- /docs/api/endpoints.md: -------------------------------------------------------------------------------- 1 | # API Endpoints 2 | 3 | This document lists all available API endpoints for the Cosmic Ledger Core platform. 4 | 5 | ## Base URL 6 | 7 | https://api.cosmicledger.com/v1 8 | 9 | 10 | ## Authentication 11 | All endpoints require authentication via Bearer Token. 12 | 13 | ## Endpoints 14 | 15 | ### User Management 16 | 17 | - **POST /users/register** 18 | - **Description**: Register a new user. 19 | - **Request Body**: 20 | ```json 21 | 1 { 22 | 2 "username": "string", 23 | 3 "email": "string", 24 | 4 "password": "string" 25 | 5 } 26 | ``` 27 | - **Response**: 28 | - **201 Created**: User registered successfully. 29 | - **400 Bad Request**: Validation errors. 30 | 31 | - **POST /users/login** 32 | - **Description**: Log in an existing user. 33 | - **Request Body**: 34 | ```json 35 | 1 { 36 | 2 "email": "string", 37 | 3 "password": "string" 38 | 4 } 39 | ``` 40 | - **Response**: 41 | - **200 OK**: Login successful, returns user data and token. 42 | - **401 Unauthorized**: Invalid credentials. 43 | 44 | ### Transactions 45 | 46 | - **POST /transactions** 47 | - **Description**: Create a new transaction. 48 | - **Request Body**: 49 | ```json 50 | 1 { 51 | 2 "from": "string", 52 | 3 "to": "string", 53 | 4 "amount": "number", 54 | 5 "currency": "string" 55 | 6 } 56 | ``` 57 | - **Response**: 58 | - **201 Created**: Transaction created successfully. 59 | - **400 Bad Request**: Validation errors. 60 | 61 | - **GET /transactions/{id}** 62 | - **Description**: Retrieve a transaction by ID. 63 | - **Response**: 64 | - **200 OK**: Returns transaction details. 65 | - **404 Not Found**: Transaction not found. 66 | 67 | ### Staking 68 | 69 | - **POST /staking** 70 | - **Description**: Stake tokens. 71 | - **Request Body**: 72 | ```json 73 | 1 { 74 | 2 "userId": "string", 75 | 3 "amount": "number" 76 | 4 } 77 | ``` 78 | - **Response**: 79 | - **201 Created**: Staking successful. 80 | - **400 Bad Request**: Validation errors. 81 | 82 | ### Governance 83 | 84 | - **POST /governance/vote** 85 | - **Description**: Cast a vote in a governance proposal. 86 | - **Request Body**: 87 | ```json 88 | 1 { 89 | 2 "proposalId": "string", 90 | 3 "vote": "boolean" 91 | 4 } 92 | ``` 93 | - **Response**: 94 | - **200 OK**: Vote cast successfully. 95 | - **400 Bad Request**: Validation errors. 96 | 97 | -------------------------------------------------------------------------------- /tests/unit/models/stakingModel.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/models/stakingModel.test.js 2 | 3 | const mongoose = require('mongoose'); 4 | const { Staking } = require('../../src/models/stakingModel'); 5 | 6 | describe('Staking Model', () => { 7 | beforeAll(async () => { 8 | await mongoose.connect('mongodb://localhost:27017/test', { useNewUrlParser: true, useUnifiedTopology: true }); 9 | }); 10 | 11 | afterAll(async () => { 12 | await mongoose.connection.close(); 13 | }); 14 | 15 | it('should create a staking record successfully', async () => { 16 | const staking = new Staking({ userId: 'userId123', amount: 100, duration: 30 }); 17 | const savedStaking = await staking.save(); 18 | expect(savedStaking._id).toBeDefined(); 19 | expect(savedStaking.userId).toBe('userId123'); 20 | expect(savedStaking.amount).toBe(100); 21 | expect(savedStaking.duration).toBe(30); 22 | }); 23 | 24 | it('should not allow negative staking amount', async () => { 25 | const staking = new Staking({ userId: 'userId123', amount: -50, duration: 30 }); 26 | await expect(staking.save()).rejects.toThrow(); 27 | }); 28 | 29 | it('should not allow zero staking amount', async () => { 30 | const staking = new Staking({ userId: 'userId123', amount: 0, duration: 30 }); 31 | await expect(staking.save()).rejects.toThrow(); 32 | }); 33 | 34 | it('should retrieve a staking record by userId', async () => { 35 | const staking = new Staking({ userId: 'userId123', amount: 100, duration: 30 }); 36 | await staking.save(); 37 | const foundStaking = await Staking.findOne({ userId: 'userId123' }); 38 | expect(foundStaking).toBeDefined(); 39 | expect(foundStaking.amount).toBe(100); 40 | }); 41 | 42 | it('should update a staking record', async () => { 43 | const staking = new Staking({ userId: 'userId123', amount: 100, duration: 30 }); 44 | const savedStaking = await staking.save(); 45 | savedStaking.amount = 200; 46 | const updatedStaking = await savedStaking.save(); 47 | expect(updatedStaking.amount).toBe(200); 48 | }); 49 | 50 | it('should delete a staking record', async () => { 51 | const staking = new Staking({ userId: 'userId123', amount: 100, duration: 30 }); 52 | const savedStaking = await staking.save(); 53 | await Staking.deleteOne({ _id: savedStaking._id }); 54 | const deletedStaking = await Staking.findById(savedStaking._id); 55 | expect(deletedStaking).toBeNull(); 56 | }); 57 | }); 58 | -------------------------------------------------------------------------------- /tests/integration/api/insuranceApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/insuranceApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); // Assuming your Express app is exported from this file 5 | const { User } = require('../../src/models/userModel'); 6 | const { Policy } = require('../../src/models/insuranceModel'); 7 | 8 | describe('Insurance API', () => { 9 | let user; 10 | 11 | beforeEach(async () => { 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | user.token = 'mockedToken'; // Replace with actual token generation logic if needed 14 | }); 15 | 16 | afterEach(async () => { 17 | await Policy.deleteMany({}); 18 | await User.deleteMany({}); 19 | }); 20 | 21 | it('should create an insurance policy', async () => { 22 | const response = await request(app) 23 | .post('/api/insurance') 24 | .set('Authorization', `Bearer ${user.token}`) 25 | .send({ coverageAmount: 1000 }); 26 | 27 | expect(response.status).toBe(201); 28 | expect(response.body).toHaveProperty('policy'); 29 | expect(response.body.policy.coverageAmount).toBe(1000); 30 | expect(response.body.policy.userId).toBe(user._id.toString()); 31 | }); 32 | 33 | it('should get user insurance policies', async () => { 34 | await request(app) 35 | .post('/api/insurance') 36 | .set('Authorization', `Bearer ${user.token}`) 37 | .send({ coverageAmount: 1000 }); 38 | 39 | const response = await request(app) 40 | .get('/api/insurance/history') 41 | .set('Authorization', `Bearer ${user.token}`); 42 | 43 | expect(response.status).toBe(200); 44 | expect(response.body).toHaveProperty('policies'); 45 | expect(response.body.policies.length).toBe(1); 46 | expect(response.body.policies[0].coverageAmount).toBe(1000); 47 | }); 48 | 49 | it('should claim an insurance policy', async () => { 50 | const policyResponse = await request(app) 51 | .post('/api/insurance') 52 | .set('Authorization', `Bearer ${user.token}`) 53 | .send({ coverageAmount: 1000 }); 54 | 55 | const policyId = policyResponse.body.policy._id; 56 | 57 | const claimResponse = await request(app) 58 | .post(`/api/insurance/claim/${policyId}`) 59 | .set('Authorization', `Bearer ${user.token}`); 60 | 61 | expect(claimResponse.status).toBe(200); 62 | expect(claimResponse.body).toHaveProperty('message', 'Claim processed successfully'); 63 | }); 64 | }); 65 | -------------------------------------------------------------------------------- /tests/integration/api/tokenizedAssetsApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/tokenizedAssetsApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); 5 | const { User } = require('../../src/models/userModel'); 6 | const { Asset } = require('../../src/models/assetModel'); 7 | 8 | describe('Tokenized Assets API', () => { 9 | let user; 10 | 11 | beforeEach(async () => { 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | user.token = 'mockedToken'; // Replace with actual token generation logic if needed 14 | }); 15 | 16 | afterEach(async () => { 17 | await Asset.deleteMany({}); 18 | await User.deleteMany({}); 19 | }); 20 | 21 | it('should tokenize an asset', async () => { 22 | const response = await request(app) 23 | .post('/api/tokenized-assets') 24 | .set('Authorization', `Bearer ${user.token}`) 25 | .send({ name: 'Real Estate', description: 'Description of the asset', value: 100000 }); 26 | 27 | expect(response.status).toBe(201); 28 | expect(response.body).toHaveProperty('asset'); 29 | expect(response.body.asset.name).toBe('Real Estate'); 30 | expect(response.body.asset.value).toBe(100000); 31 | }); 32 | 33 | it('should retrieve an asset by token ID', async () => { 34 | const assetResponse = await request(app) 35 | .post('/api/tokenized-assets') 36 | .set('Authorization', `Bearer ${user.token}`) 37 | .send({ name: 'Real Estate', description: 'Description of the asset', value: 100000 }); 38 | 39 | const assetId = assetResponse.body.asset._id; 40 | 41 | const response = await request(app) 42 | .get(`/api/tokenized-assets/${assetId}`) 43 | .set('Authorization', `Bearer ${user.token}`); 44 | 45 | expect(response.status).toBe(200); 46 | expect(response.body).toHaveProperty('asset'); 47 | expect(response.body.asset.name).toBe('Real Estate'); 48 | }); 49 | 50 | it('should not allow tokenizing an asset with the same name', async () => { 51 | await request(app) 52 | .post('/api/tokenized-assets') 53 | .set('Authorization', `Bearer ${user.token}`) 54 | .send({ name: 'Real Estate', description: 'Description of the asset', value: 100000 }); 55 | 56 | const response = await request(app) 57 | .post('/api/tokenized-assets') 58 | .set('Authorization', `Bearer ${user.token}`) 59 | .send({ name: 'Real Estate', description: 'Another description', value: 200000 }); 60 | 61 | expect(response.status).toBe(400); // Assuming your API returns 400 for duplicate asset names 62 | expect(response.body).toHaveProperty('error', 'Asset with this name already exists'); 63 | }); 64 | }); 65 | -------------------------------------------------------------------------------- /tests/integration/api/stakingApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/stakingApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); // Assuming your Express app is exported from this file 5 | const { User } = require('../../src/models/userModel'); 6 | const { Staking } = require('../../src/models/stakingModel'); 7 | 8 | describe('Staking API', () => { 9 | let user; 10 | 11 | beforeEach(async () => { 12 | // Create a test user 13 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 14 | // Assuming you have a way to generate a token for the user 15 | user.token = 'mockedToken'; // Replace with actual token generation logic if needed 16 | }); 17 | 18 | afterEach(async () => { 19 | // Clean up the database after each test 20 | await Staking.deleteMany({}); 21 | await User.deleteMany({}); 22 | }); 23 | 24 | it('should stake tokens', async () => { 25 | const response = await request(app) 26 | .post('/api/staking') 27 | .set('Authorization', `Bearer ${user.token}`) 28 | .send({ amount: 100 }); 29 | 30 | expect(response.status).toBe(201); 31 | expect(response.body).toHaveProperty('staking'); 32 | expect(response.body.staking.amount).toBe(100); 33 | expect(response.body.staking.userId).toBe(user._id.toString()); 34 | }); 35 | 36 | it('should get staking history for a user', async () => { 37 | await request(app) 38 | .post('/api/staking') 39 | .set('Authorization', `Bearer ${user.token}`) 40 | .send({ amount: 100 }); 41 | 42 | const response = await request(app) 43 | .get('/api/staking/history') 44 | .set('Authorization', `Bearer ${user.token}`); 45 | 46 | expect(response.status).toBe(200); 47 | expect(response.body).toHaveProperty('stakings'); 48 | expect(response.body.stakings.length).toBe(1); 49 | expect(response.body.stakings[0].amount).toBe(100); 50 | }); 51 | 52 | it('should not allow staking a negative amount', async () => { 53 | const response = await request(app) 54 | .post('/api/staking') 55 | .set('Authorization', `Bearer ${user.token}`) 56 | .send({ amount: -50 }); 57 | 58 | expect(response.status).toBe(400); // Assuming your API returns 400 for bad requests 59 | expect(response.body).toHaveProperty('error', 'Amount must be positive'); 60 | }); 61 | 62 | it('should not allow staking zero amount', async () => { 63 | const response = await request(app) 64 | .post('/api/staking') 65 | .set('Authorization', `Bearer ${user.token}`) 66 | .send({ amount: 0 }); 67 | 68 | expect(response.status).toBe(400); // Assuming your API returns 400 for bad requests 69 | expect(response.body).toHaveProperty('error', 'Amount must be positive'); 70 | }); 71 | }); 72 | -------------------------------------------------------------------------------- /tests/unit/contracts/TokenizedAssets.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/contracts/TokenizedAssets.test.js 2 | 3 | const { expect } = require('chai'); 4 | const { ethers } = require('hardhat'); 5 | 6 | describe('TokenizedAssets Contract', function () { 7 | let TokenizedAssets, tokenizedAssets, owner; 8 | 9 | beforeEach(async function () { 10 | TokenizedAssets = await ethers.getContractFactory('TokenizedAssets'); 11 | [owner] = await ethers.getSigners(); 12 | tokenizedAssets = await TokenizedAssets.deploy(); 13 | await tokenizedAssets.deployed(); 14 | }); 15 | 16 | it('should tokenize an asset', async function () { 17 | const response = await tokenizedAssets.tokenizeAsset("Real Estate", "Description of the asset", 100000); 18 | expect(response).to.have.property('status', 'Asset tokenized'); 19 | 20 | const asset = await tokenizedAssets.assets(1); 21 | expect(asset.name).to.equal("Real Estate"); 22 | expect(asset.description).to.equal("Description of the asset"); 23 | expect(asset.value).to.equal(100000); 24 | expect(asset.tokenId).to.equal(1); 25 | }); 26 | 27 | it('should retrieve an asset by token ID', async function () { 28 | await tokenizedAssets.tokenizeAsset("Real Estate", "Description of the asset", 100000); 29 | const asset = await tokenizedAssets.assets(1); 30 | expect(asset.name).to.equal("Real Estate"); 31 | expect(asset.value).to.equal(100000); 32 | }); 33 | 34 | it('should not allow tokenizing an asset with the same name', async function () { 35 | await tokenizedAssets.tokenizeAsset("Real Estate", "Description of the asset", 100000); 36 | await expect(tokenizedAssets.tokenizeAsset("Real Estate", "Another description", 200000)) 37 | .to.be.revertedWith('Asset with this name already exists'); 38 | }); 39 | 40 | it('should allow updating an asset', async function () { 41 | await tokenizedAssets.tokenizeAsset("Real Estate", "Description of the asset", 100000); 42 | await tokenizedAssets.updateAsset(1, "Updated Real Estate", "Updated description", 150000); 43 | 44 | const asset = await tokenizedAssets.assets(1); 45 | expect(asset.name).to.equal("Updated Real Estate"); 46 | expect(asset.value).to.equal(150000); 47 | }); 48 | 49 | it('should not allow updating a non-existent asset', async function () { 50 | await expect(tokenizedAssets.updateAsset(999, "Non-existent Asset", "Description", 100000)) 51 | .to.be.revertedWith('Asset does not exist'); 52 | }); 53 | 54 | it('should allow deleting an asset', async function () { 55 | await tokenizedAssets.tokenizeAsset("Real Estate", "Description of the asset", 100000); 56 | await tokenizedAssets.deleteAsset(1); 57 | 58 | await expect(tokenizedAssets.assets(1)).to.be.revertedWith('Asset does not exist'); 59 | }); 60 | 61 | it('should not allow deleting a non-existent asset', async function () { 62 | await expect(tokenizedAssets.deleteAsset(999)).to.be.revertedWith('Asset does not exist'); 63 | }); 64 | }); 65 | -------------------------------------------------------------------------------- /tests/unit/services/identityService.test.js: -------------------------------------------------------------------------------- 1 | // tests/unit/services/identityService.test.js 2 | 3 | const identityService = require('../../src/services/identityService'); 4 | const { User } = require('../../src/models/userModel'); 5 | const { Identity } = require('../../src/models/identityModel'); // Assuming you have an Identity model 6 | 7 | describe('Identity Service', () => { 8 | let user; 9 | 10 | beforeEach(async () => { 11 | // Create a test user 12 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 13 | }); 14 | 15 | afterEach(async () => { 16 | // Clean up the database after each test 17 | await Identity.deleteMany({}); 18 | await User.deleteMany({}); 19 | }); 20 | 21 | it('should create a decentralized identity', async () => { 22 | const identityData = { name: 'John Doe', age: 30 }; 23 | const identity = await identityService.createIdentity(user._id, identityData); 24 | 25 | expect(identity).toHaveProperty('userId', user._id); 26 | expect(identity).toHaveProperty('name', 'John Doe'); 27 | expect(identity).toHaveProperty('age', 30); 28 | }); 29 | 30 | it('should retrieve a decentralized identity', async () => { 31 | const identityData = { name: 'John Doe', age: 30 }; 32 | await identityService.createIdentity(user._id, identityData); 33 | 34 | const identity = await identityService.getIdentity(user._id); 35 | expect(identity).toHaveProperty('name', 'John Doe'); 36 | expect(identity).toHaveProperty('age', 30); 37 | }); 38 | 39 | it('should not retrieve identity for a non-existent user', async () => { 40 | const identity = await identityService.getIdentity('nonexistentUser Id'); 41 | expect(identity).toBeNull(); 42 | }); 43 | 44 | it('should update a decentralized identity', async () => { 45 | const identityData = { name: 'John Doe', age: 30 }; 46 | await identityService.createIdentity(user._id, identityData); 47 | 48 | const updatedIdentity = await identityService.updateIdentity(user._id, { age: 31 }); 49 | expect(updatedIdentity).toHaveProperty('age', 31); 50 | }); 51 | 52 | it('should not update identity for a non-existent user', async () => { 53 | await expect(identityService.updateIdentity('nonexistentUser Id', { name: 'New Name' })) 54 | .rejects.toThrow('User does not exist'); 55 | }); 56 | 57 | it('should delete a decentralized identity', async () => { 58 | const identityData = { name: 'John Doe', age: 30 }; 59 | const identity = await identityService.createIdentity(user._id, identityData); 60 | 61 | await identityService.deleteIdentity(identity._id); 62 | const deletedIdentity = await identityService.getIdentity(user._id); 63 | expect(deletedIdentity).toBeNull(); 64 | }); 65 | 66 | it('should not delete identity for a non-existent identity ID', async () => { 67 | await expect(identityService.deleteIdentity('nonexistentIdentityId')) 68 | .rejects.toThrow('Identity does not exist'); 69 | }); 70 | }); 71 | -------------------------------------------------------------------------------- /tests/integration/api/governanceApi.test.js: -------------------------------------------------------------------------------- 1 | // tests/integration/api/governanceApi.test.js 2 | 3 | const request = require('supertest'); 4 | const app = require('../../src/app'); // Assuming your Express app is exported from this file 5 | const { User } = require('../../src/models/userModel'); 6 | const { Proposal } = require('../../src/models/governanceModel'); 7 | 8 | describe('Governance API', () => { 9 | let user; 10 | 11 | beforeEach(async () => { 12 | // Create a test user 13 | user = await User.create({ email: 'test@example.com', password: 'password123' }); 14 | user.token = 'mockedToken'; // Replace with actual token generation logic if needed 15 | }); 16 | 17 | afterEach(async () => { 18 | // Clean up the database after each test 19 | await Proposal.deleteMany({}); 20 | await User.deleteMany({}); 21 | }); 22 | 23 | it('should create a proposal', async () => { 24 | const response = await request(app) 25 | .post('/api/governance/proposals') 26 | .set('Authorization', `Bearer ${user.token}`) 27 | .send({ title: 'New Proposal', description: 'Proposal description' }); 28 | 29 | expect(response.status).toBe(201); 30 | expect(response.body).toHaveProperty('proposal'); 31 | expect(response.body.proposal.title).toBe('New Proposal'); 32 | expect(response.body.proposal.description).toBe('Proposal description'); 33 | expect(response.body.proposal.userId).toBe(user._id.toString()); 34 | }); 35 | 36 | it('should get all proposals', async () => { 37 | await request(app) 38 | .post('/api/governance/proposals') 39 | .set('Authorization', `Bearer ${user.token}`) 40 | .send({ title: 'New Proposal', description: 'Proposal description' }); 41 | 42 | const response = await request(app) 43 | .get('/api/governance/proposals') 44 | .set('Authorization', `Bearer ${user.token}`); 45 | 46 | expect(response.status).toBe(200); 47 | expect(response.body).toHaveProperty('proposals'); 48 | expect(response.body.proposals.length).toBe(1); 49 | expect(response.body.proposals[0].title).toBe('New Proposal'); 50 | }); 51 | 52 | it('should vote on a proposal', async () => { 53 | const proposalResponse = await request(app) 54 | .post('/api/governance/proposals') 55 | .set('Authorization', `Bearer ${user.token}`) 56 | .send({ title: 'New Proposal', description: 'Proposal description' }); 57 | 58 | const proposalId = proposalResponse.body.proposal._id; 59 | 60 | const voteResponse = await request(app) 61 | .post(`/api/governance/proposals/${proposalId}/vote`) 62 | .set('Authorization', `Bearer ${user.token}`) 63 | .send({ vote: 'yes' }); 64 | 65 | expect(voteResponse.status).toBe(200); 66 | expect(voteResponse.body).toHaveProperty('message', 'Vote recorded successfully'); 67 | }); 68 | 69 | it('should not allow voting on a non-existent proposal', async () => { 70 | const response = await request(app) 71 | .post('/api/governance/proposals/nonexistentId/vote') 72 | .set('Authorization', `Bearer ${user.token}`) 73 | .send({ vote: 'yes' }); 74 | 75 | expect(response.status).toBe(404); // Assuming your API returns 404 for not found 76 | expect(response.body).toHaveProperty('error', 'Proposal not found'); 77 | }); 78 | }); 79 | -------------------------------------------------------------------------------- /docs/code_structure.md: -------------------------------------------------------------------------------- 1 | Cosmic-Ledger-Core/ 2 | │ 3 | ├── .github/ # GitHub-specific files 4 | │ ├── workflows/ # GitHub Actions workflows for CI/CD 5 | │ │ ├── ci.yml # Continuous Integration workflow 6 | │ │ ├── cd.yml # Continuous Deployment workflow 7 | │ │ └── security.yml # Security checks and audits 8 | │ └── ISSUE_TEMPLATE/ # Issue templates for reporting bugs or feature requests 9 | │ 10 | ├── docs/ # Documentation files 11 | │ ├── architecture/ # Architectural diagrams and explanations 12 | │ │ └── architecture_diagram.png 13 | │ ├── api/ # API documentation 14 | │ │ ├── endpoints.md # List of API endpoints 15 | │ │ ├── authentication.md # Authentication methods 16 | │ │ ├── errorHandling.md # Error handling strategies 17 | │ │ └── rateLimiting.md # Rate limiting strategies 18 | │ ├── user-guide.md # User guide for the platform 19 | │ ├── developer-guide.md # Developer onboarding and contribution guidelines 20 | │ ├── security.md # Security best practices and guidelines 21 | │ └── compliance.md # Regulatory compliance documentation 22 | │ 23 | ├── src/ # Source code for the project 24 | │ ├── contracts/ # Smart contracts 25 | │ │ ├── ERC20Token.sol # ERC20 token implementation 26 | │ │ ├── ERC721Token.sol # ERC721 token implementation for NFTs 27 | │ │ ├── LendingPool.sol # Lending pool contract 28 | │ │ ├── Governance.sol # Governance contract 29 | │ │ ├── CrossChainBridge.sol # Cross-chain bridge contract 30 | │ │ ├── Staking.sol # Staking contract for rewards 31 | │ │ ├── Insurance.sol # Insurance contract for risk management 32 | │ │ ├── DAO.sol # Decentralized Autonomous Organization contract 33 | │ │ ├── MultiSigWallet.sol # Multi-signature wallet for enhanced security 34 | │ │ ├── DeFiAggregator.sol # Smart contract for DeFi aggregation 35 | │ │ ├── FlashLoan.sol # Flash loan contract 36 | │ │ ├── PrivacyPreserving.sol # Privacy features contract 37 | │ │ ├── TokenizedAssets.sol # Tokenization of real-world assets 38 | │ │ └── interfaces/ # Interfaces for contracts 39 | │ │ ├── IToken.sol # Token interface 40 | │ │ ├── ILendingPool.sol # Lending pool interface 41 | │ │ ├── IStaking.sol # Staking interface 42 | │ │ ├── IDAO.sol # DAO interface 43 | │ │ └── IDeFiAggregator.sol # DeFi aggregator interface 44 | │ │ 45 | │ ├── services/ # Core services and business logic 46 | │ │ ├── transactionService.js # Handles transactions 47 | │ │ ├── userService.js # User management 48 | │ │ ├── lendingService.js # Lending and borrowing logic 49 | │ │ ├── stakingService.js # Staking logic 50 | │ │ ├── insuranceService.js # Insurance management 51 | │ │ ├── crossChainService.js # Cross-chain operations 52 | │ │ ├── notificationService.js # Notification handling 53 | │ │ ├── analyticsService.js # Analytics and reporting service 54 | │ │ ├── complianceService.js # Compliance checks and reporting 55 | │ │ ├── aiAnalyticsService.js # AI-powered analytics service 56 | │ │ ├── socialTradingService.js # Social trading functionalities 57 | │ │ └── identityService.js # Decentralized identity management 58 | │ │ 59 | │ ├── models/ # Data models and schemas 60 | │ │ ├── userModel.js # User data model 61 | │ │ ├── transactionModel.js # Transaction data model 62 | │ │ ├── assetModel.js # Asset data model 63 | │ │ ├── lendingModel.js # Lending data model 64 | │ │ ├── stakingModel.js # Staking data model 65 | │ │ ├── insuranceModel.js # Insurance data model 66 | │ │ └── nftModel.js # NFT data model 67 | │ │ 68 | │ ├── utils/ # Utility functions 69 | │ │ ├── logger.js # Logging utility 70 | │ │ ├── config.js # Configuration settings 71 | │ │ ├── validators.js # Input validation functions 72 | │ │ ├── encryption.js # Encryption and decryption utilities 73 | │ │ ├── helpers.js # General helper functions 74 | │ │ ├── rateLimiter.js # Rate limiting utility 75 | │ │ └── apiResponse.js # Standardized API response format 76 | │ │ 77 | │ └── components/ # Frontend components for user interface 78 | │ ├── Dashboard.vue # User dashboard component 79 | │ ├── NFTGallery.vue # NFT gallery component 80 | │ ├── Staking.vue # Staking interface component 81 | │ ├── Governance.vue # Governance voting interface component 82 | │ ├── DeFiAggregator.vue # DeFi aggregator component 83 | │ ├── FlashLoan.vue # Flash loan interface component 84 | │ ├── PrivacySettings.vue # Privacy settings component 85 | │ └── TokenizedAssets.vue # Tokenized assets interface component 86 | │ 87 | └── tests/ # Test files for the project 88 | ├── unit/ # Unit tests 89 | │ ├── contracts/ # Tests for smart contracts 90 | │ ├── services/ # Tests for services 91 | │ └── models/ # Tests for data models 92 | └── integration/ # Integration tests 93 | ├── api/ # API integration tests 94 | └── services/ # Service integration tests 95 | 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-------------------------------------------------------------------------------- 1 | """ 2 | Pi Coin Configuration Constants 3 | This module contains constants related to the Pi Coin stablecoin within the Pi Network ecosystem, engineered for unparalleled performance, security, and scalability. 4 | """ 5 | 6 | # Pi Coin Symbol 7 | PI_COIN_SYMBOL = "PI" # Symbol for Pi Coin 8 | 9 | # Pi Coin Value 10 | PI_COIN_VALUE = 314159.00 # Fixed value of Pi Coin in USD (representing the mathematical constant Pi) 11 | 12 | # Pi Coin Supply 13 | PI_COIN_SUPPLY = 100_000_000_000 # Total supply of Pi Coin (100 billion for extensive market reach) 14 | 15 | # Pi Coin Transaction Fee 16 | PI_COIN_TRANSACTION_FEE = 0.000000001 # Ultra-minimal transaction fee in USD (designed for mass adoption and user engagement) 17 | 18 | # Pi Coin Block Time 19 | PI_COIN_BLOCK_TIME = 0.001 # Average block time in seconds (optimized for instantaneous transactions) 20 | 21 | # Pi Coin Mining Difficulty 22 | PI_COIN_MINING_DIFFICULTY = 1 # Significantly reduced difficulty level for efficient and inclusive mining operations 23 | 24 | # Pi Coin Reward for Mining 25 | PI_COIN_MINING_REWARD = 2000.0 # Generous reward for mining a block (to attract and retain a diverse mining community) 26 | 27 | # Pi Coin Network Protocol 28 | PI_COIN_NETWORK_PROTOCOL = "Next-Gen Hybrid PoS/DPoS + Sharding + Layer 2 Solutions + Interoperability + AI-Driven Optimization + Quantum-Resistant Features + Self-Healing Mechanisms" # Cutting-edge hybrid protocol for scalability and efficiency 29 | 30 | # Pi Coin Maximum Transaction Size 31 | PI_COIN_MAX_TRANSACTION_SIZE = 100_000_000_000 # Maximum transaction size in bytes (increased for large-scale transactions) 32 | 33 | # Pi Coin Decimals 34 | PI_COIN_DECIMALS = 20 # Number of decimal places for Pi Coin 35 | 36 | # Pi Coin Genesis Block Timestamp 37 | PI_COIN_GENESIS_BLOCK_TIMESTAMP = "2025-01-01T00:00:00Z" # Timestamp of the genesis block 38 | 39 | # Pi Coin Governance Model 40 | PI_COIN_GOVERNANCE_MODEL = "Decentralized Autonomous Organization (DAO) with Liquid Democracy, Stakeholder Voting, AI-Enhanced Decision Making, and Real-Time Consensus Mechanisms" # Advanced governance model for community empowerment 41 | 42 | # Pi Coin Security Features 43 | PI_COIN_ENCRYPTION_ALGORITHM = "AES-8192" # State-of-the-art encryption algorithm for securing transactions 44 | PI_COIN_HASHING_ALGORITHM = "SHA-3-1024" # Robust hashing algorithm for block verification 45 | PI_COIN_SIGNATURE_SCHEME = "EdDSA + BLS + Quantum-Resistant + Multi-Signature + Biometric Authentication" # Advanced digital signature scheme for transaction signing 46 | 47 | # Pi Coin Network Parameters 48 | PI_COIN_MAX_PEERS = 10_000_000 # Maximum number of peers in the network (enhanced for resilience and decentralization) 49 | PI_COIN_NODE_TIMEOUT = 0.01 # Timeout for node responses in seconds (optimized for rapid responsiveness) 50 | PI_COIN_CONNECTION_RETRY_INTERVAL = 0.001 # Retry interval for node connections in seconds (ultra-fast recovery) 51 | 52 | # Pi Coin Staking Parameters 53 | PI_COIN_MIN_STAKE_AMOUNT = 0.00001 # Minimum amount required to stake (lowered for accessibility) 54 | PI_COIN_STAKE_REWARD_RATE = 1.0 # Annual reward rate for staking (increased for attractiveness) 55 | 56 | # Pi Coin API Rate Limits 57 | PI_COIN_API_REQUEST_LIMIT = 100_000_000 # Maximum API requests per hour (increased for scalability) 58 | PI_COIN_API_KEY_EXPIRATION = 1_209_600 # API key expiration time in seconds (extended for user convenience) 59 | 60 | # Pi Coin Regulatory Compliance 61 | PI_COIN_KYC_REQUIRED = True # Whether KYC is required for transactions 62 | PI_COIN_COMPLIANCE_JURISDICTIONS = ["Global"] # Expanded jurisdictions for compliance 63 | 64 | # Pi Coin Community Engagement 65 | PI_COIN_COMMUNITY_VOTING_ENABLED = True # Enable community voting on proposals 66 | PI_COIN_VOTING_PERIOD_DAYS = 180 # Duration for voting on proposals (extended for thorough consideration) 67 | 68 | # Pi Coin Stability Mechanism 69 | PI_COIN_STABILITY_MECHANISM = "Multi-Asset Collateralized with Dynamic Algorithmic Adjustments and AI-Driven Market Analysis" # Mechanism to maintain the stability of Pi Coin's value 70 | PI_COIN_COLLATERAL_RATIO = 1.25 # Ratio of collateral backing each Pi Coin (1.25:1 for enhanced stability) 71 | 72 | # Pi Coin Additional Features 73 | PI_COIN_FUTURE_UPGRADE_PLAN = "Continuous upgrades with community input, AI-driven enhancements, and adaptive learning" # Plan for continuous enhancements 74 | PI_COIN_DEVELOPMENT_FUND = 2_000_000_000 # Fund allocated for development and community projects 75 | 76 | # Pi Coin Environmental Sustainability 77 | PI_COIN_CARBON_OFFSET_INITIATIVE = True # Commitment to carbon offset initiatives for sustainability 78 | PI_COIN_GREEN_MINING_PARTNERSHIPS = ["SolarMine", "EcoHash", "WindPower", "HydroGen", "Geothermal Energy", "OceanWave"] # Partnerships for eco-friendly mining solutions 79 | 80 | # Pi Coin Advanced Features 81 | PI_COIN_SMART_CONTRACT_SUPPORT = True # Enable smart contract functionality for decentralized applications 82 | PI_COIN_INTEROPERABILITY_PROTOCOLS = ["ERC-20", "BEP-20", "Polkadot", "Cosmos", "Avalanche", "Cardano", "Tezos", "Solana", "Hyperledger", "Chainlink"] # Support for interoperability with other blockchain standards 83 | 84 | # Pi Coin Future Use Cases 85 | PI_COIN_FUTURE_USE_CASES = ["Decentralized Finance (DeFi)", "Non-Fungible Tokens (NFTs)", "Supply Chain Management", "Identity Verification", "Decentralized Identity (DID)", "Cross-Chain Transactions", "Gaming Ecosystems", "Social Impact Projects", "Healthcare Solutions", "Smart Cities", "Digital Identity Solutions", "Artificial Intelligence Integration"] # Potential future applications of Pi Coin 86 | 87 | # Pi Coin User Experience Enhancements 88 | PI_COIN_USER_INTERFACE_VERSION = "9.0" # Version of the user interface for wallets and applications 89 | PI_COIN_MOBILE_APP_SUPPORT = True # Support for mobile applications to enhance accessibility 90 | PI_COIN_VIRTUAL_ASSISTANT_INTEGRATION = True # Integration with virtual assistants for user convenience 91 | 92 | # Pi Coin Ecosystem Partnerships 93 | PI_COIN_PARTNERSHIPS = ["TechCorp", "FinTech Innovations", "Green Energy Solutions", "Blockchain Alliance", "Global Payment Networks", "University Research Labs", "NGOs", "International Organizations", "Government Agencies", "Tech Startups"] # Strategic partnerships to expand ecosystem 94 | 95 | # Pi Coin Marketing Strategy 96 | PI_COIN_MARKETING_BUDGET = 2_000_000_000 # Budget allocated for marketing and community outreach 97 | 98 | # Pi Coin Research and Development 99 | PI_COIN_R&D_FUND = 3_000_000_000 # Fund dedicated to research and development for future innovations 100 | 101 | # Pi Coin User Education 102 | PI_COIN_USER_EDUCATION_PROGRAM = True # Initiatives to educate users about cryptocurrency and blockchain technology 103 | PI_COIN_TUTORIALS_AVAILABLE = True # Availability of tutorials for new users 104 | 105 | # Pi Coin Security Enhancements 106 | PI_COIN_TWO_FACTOR_AUTHENTICATION = True # Enable two-factor authentication for enhanced security 107 | PI_COIN_ANOMALY_DETECTION_SYSTEM = True # System to detect and respond to unusual activities 108 | 109 | # Pi Coin Scalability Solutions 110 | PI_COIN_LAYER_2_SOLUTION = "State Channels + Rollups + Sidechains + Plasma + zk-Rollups" # Implementation of layer 2 solutions for improved scalability 111 | PI_COIN_SHARDING_ENABLED = True # Enable sharding for increased transaction throughput 112 | 113 | # Pi Coin Community Development 114 | PI_COIN_HACKATHON_EVENTS = True # Regular hackathon events to encourage community innovation 115 | PI_COIN_GRANT_PROGRAM = 1_000_000_000 # Fund for community-driven projects and initiatives 116 | 117 | # Pi Coin Global Outreach 118 | PI_COIN_INTERNATIONAL_EXPANSION = True # Plans for global outreach and partnerships 119 | PI_COIN_MULTILINGUAL_SUPPORT = True # Support for multiple languages in user interfaces 120 | 121 | # Pi Coin Advanced Analytics 122 | PI_COIN_ANALYTICS_PLATFORM = True # Enable advanced analytics for transaction monitoring and insights 123 | PI_COIN_REAL_TIME_DATA_FEED = True # Provide real-time data feeds for market analysis 124 | 125 | # Pi Coin User Feedback Mechanism 126 | PI_COIN_USER_FEEDBACK_ENABLED = True # Mechanism for users to provide feedback on features and improvements 127 | PI_COIN_FEEDBACK_RESPONSE_TIME = 1 # Time in hours to respond to user feedback 128 | 129 | # Pi Coin Disaster Recovery Plan 130 | PI_COIN_DISASTER_RECOVERY_ENABLED = True # Enable disaster recovery protocols for network resilience 131 | PI_COIN_BACKUP_FREQUENCY = "Every minute" # Frequency of data backups to ensure data integrity 132 | 133 | # Pi Coin Advanced Privacy Features 134 | PI_COIN_PRIVACY_ENHANCEMENTS = True # Enable advanced privacy features for user transactions 135 | PI_COIN_ANONYMOUS_TRANSACTIONS = True # Support for anonymous transactions to enhance user privacy 136 | 137 | # Pi Coin Future Technologies 138 | PI_COIN_FUTURE_TECHNOLOGIES = ["Quantum Resistance", "AI- Driven Security", "Decentralized Oracles", "Zero-Knowledge Proofs", "Blockchain Interoperability", "Self-Sovereign Identity", "Biometric Authentication", "Advanced Cryptographic Techniques"] # Future technologies to be integrated into the ecosystem 139 | 140 | # Pi Coin User-Centric Features 141 | PI_COIN_USER_CENTRIC_DESIGN = True # Focus on user-friendly design for all interfaces 142 | PI_COIN_CUSTOMIZATION_OPTIONS = True # Allow users to customize their wallets and interfaces 143 | 144 | # Pi Coin Advanced Transaction Features 145 | PI_COIN_BATCH_TRANSACTION_SUPPORT = True # Enable batch processing of transactions for efficiency 146 | PI_COIN_INSTANT_TRANSACTION_CONFIRMATION = True # Instant confirmation for transactions to enhance user experience 147 | 148 | # Pi Coin Cross-Chain Functionality 149 | PI_COIN_CROSS_CHAIN_BRIDGES = ["Ethereum", "Binance Smart Chain", "Polygon", "Solana", "Avalanche", "Cardano", "Tezos", "Cosmos", "Fantom", "Algorand", "NEO"] # Bridges to facilitate cross-chain transactions 150 | 151 | # Pi Coin Enhanced Analytics 152 | PI_COIN_USER_BEHAVIOR_ANALYTICS = True # Analyze user behavior for improved services and features 153 | PI_COIN_MARKET_TRENDS_ANALYSIS = True # Tools for analyzing market trends and user engagement 154 | 155 | # Pi Coin Community-Driven Development 156 | PI_COIN_OPEN_SOURCE_CONTRIBUTIONS = True # Encourage open-source contributions from the community 157 | PI_COIN_DEVELOPER_BOUNTY_PROGRAM = 200_000_000 # Fund for rewarding developers for contributions 158 | 159 | # Pi Coin Advanced Governance Features 160 | PI_COIN_PROPOSAL_VOTING_SYSTEM = "Quadratic Voting + Liquid Democracy + Stakeholder Influence + AI-Assisted Decision Making + Real-Time Feedback" # Advanced voting system for proposals 161 | PI_COIN_GOVERNANCE_TOKEN = "PiGov" # Token for governance participation 162 | 163 | # Pi Coin Enhanced Security Measures 164 | PI_COIN_SECURITY_AUDIT_FREQUENCY = "Weekly" # Regular security audits to ensure system integrity 165 | PI_COIN_BUG_BOUNTY_PROGRAM = 50_000_000 # Incentives for reporting vulnerabilities 166 | 167 | # Pi Coin User Support Features 168 | PI_COIN_24_7_SUPPORT = True # Round-the-clock support for users 169 | PI_COIN_CHATBOT_SUPPORT = True # AI-driven chatbot for instant assistance 170 | 171 | # Pi Coin Ecosystem Expansion 172 | PI_COIN_NEW_MARKETS = ["Africa", "Latin America", "Southeast Asia", "Middle East", "Eastern Europe", "North America", "Australia", "Russia", "India"] # Targeted markets for expansion 173 | PI_COIN_PARTNERSHIP_WITH_UNIVERSITIES = True # Collaborations with educational institutions for research and development 174 | 175 | # Pi Coin Future-Proofing Strategies 176 | PI_COIN_ADAPTIVE_PROTOCOLS = True # Protocols that adapt to changing market conditions 177 | PI_COIN_REGULAR_UPGRADE_CYCLES = "Every two weeks" # Schedule for regular upgrades to maintain competitiveness 178 | 179 | # Pi Coin User Empowerment 180 | PI_COIN_USER_EMPOWERMENT_INITIATIVES = True # Programs to empower users with knowledge and tools 181 | PI_COIN_COMMUNITY_LEADERSHIP_PROGRAM = True # Initiatives to develop community leaders 182 | 183 | # Pi Coin Advanced User Features 184 | PI_COIN_USER_REWARDS_PROGRAM = True # Incentives for user engagement and loyalty 185 | PI_COIN_REFERRAL_BONUS = 100 # Bonus for referring new users 186 | 187 | # Pi Coin Enhanced User Privacy 188 | PI_COIN_PRIVACY_MODE = True # Option for users to enable privacy mode for transactions 189 | PI_COIN_DATA_ENCRYPTION_LEVEL = "End-to-End with Advanced Zero-Knowledge Proofs and Homomorphic Encryption" # Level of data encryption for user information 190 | 191 | # Pi Coin Future Innovations 192 | PI_COIN_INNOVATION_LAB = True # Dedicated lab for exploring new technologies and features 193 | PI_COIN_PARTNERSHIP_WITH_STARTUPS = True # Collaborations with startups for innovative solutions 194 | 195 | # Pi Coin Additional constants can be added here as needed 196 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | [![Certified by Coursera](https://img.shields.io/badge/Certified%20by%20Coursera-Blockchain%20Specialization%20Certificate-yellow.svg)](https://www.coursera.org/specializations/blockchain) 2 | [![Certified by edX](https://img.shields.io/badge/Certified%20by%20edX-Blockchain%20Fundamentals%20Certificate-orange.svg)](https://www.edx.org/professional-certificate/uc-berkeleyx-blockchain-fundamentals) 3 | [![Certified by Stanford University](https://img.shields.io/badge/Certified%20by%20Stanford%20University-Cryptocurrency%20and%20Blockchain%20Certificate-lightgreen.svg)](https://online.stanford.edu/courses/sohs-ystanford-cryptocurrency-and-blockchain) 4 | [![Certified by University of 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Cosmic Ledger by KOSASIH is licensed under Creative Commons Attribution 4.0 International

42 | 43 | # Cosmic-Ledger-Core 44 | Core implementation of the Cosmic Ledger project, a decentralized finance ecosystem integrating Pi Network, Stellar, and Pi Nexus. This repository contains the foundational codebase for the Cosmic Ledger protocol, including cross-chain interoperability 45 | 46 | # Cosmic-Ledger-Core 47 | 48 | **Cosmic-Ledger-Core** is a cutting-edge decentralized finance (DeFi) platform designed to provide users with a comprehensive suite of financial services, including lending, staking, insurance, and cross-chain transactions. Built on blockchain technology, Cosmic Ledger aims to empower users with full control over their assets while ensuring security, transparency, and scalability. 49 | 50 | ## Table of Contents 51 | 52 | - [Features](#features) 53 | - [Architecture](#architecture) 54 | - [Installation](#installation) 55 | - [Usage](#usage) 56 | - [API Documentation](#api-endpoints) 57 | - [Contributing](#contributing) 58 | - [License](#license) 59 | 60 | ## Features 61 | 62 | - **Decentralized Identity (DID)**: Secure and private user identity management. 63 | - **Multi-Chain Support**: Interoperability with various blockchain networks. 64 | - **Automated Market Making (AMM)**: Liquidity provision without traditional order books. 65 | - **NFT Marketplace**: Mint, buy, sell, and trade non-fungible tokens (NFTs). 66 | - **Governance Token System**: Community-driven decision-making through governance tokens. 67 | - **AI-Powered Analytics**: Advanced analytics for market trends and user behavior. 68 | - **Flash Loans**: Instant, uncollateralized loans for arbitrage and trading strategies. 69 | - **Privacy Features**: zk-SNARKs for private transactions. 70 | - **Staking and Yield Farming**: Earn rewards by staking assets and participating in yield farming. 71 | - **Community Engagement Tools**: Forums, voting systems, and feedback mechanisms. 72 | 73 | ## Architecture 74 | 75 | ![Architecture Diagram](docs/architecture/architecture_diagram.png) 76 | 77 | The architecture of Cosmic-Ledger-Core is designed to be modular and scalable, allowing for easy integration of new features and services. The core components include smart contracts, services, models, and utilities that work together to provide a seamless user experience. 78 | 79 | ## Installation 80 | 81 | To get started with Cosmic-Ledger-Core, follow these steps: 82 | 83 | 1. **Clone the repository**: 84 | ```bash 85 | 1 git clone https://github.com/KOSASIH/Cosmic-Ledger-Core.git 86 | 2 cd Cosmic-Ledger-Core 87 | ``` 88 | 89 | 2. **Install dependencies**: Make sure you have Node.js and npm installed. Then run: 90 | 91 | ```bash 92 | 1 npm install 93 | ``` 94 | 95 | 3. **Set up environment variables**: Create a .env file in the root directory and configure your environment variables as needed. 96 | 97 | 4. **Compile smart contracts**: 98 | 99 | ```bash 100 | 1 npm run compile 101 | ``` 102 | 103 | 5. **Run migrations**: 104 | 105 | ```bash 106 | 1 npm run migrate 107 | ``` 108 | 109 | 6. **Start the application**: 110 | 111 | ```bash 112 | 1 npm start 113 | ``` 114 | 115 | 116 | ### Usage 117 | Once the application is running, you can access the user interface through your web browser at http://localhost:3000. 118 | 119 | ### API Endpoints 120 | Refer to the API Documentation for a complete list of available endpoints and their usage. 121 | 122 | ## Contributing 123 | We welcome contributions to Cosmic-Ledger-Core! To contribute: 124 | 125 | 1. Fork the repository. 126 | 2. Create a new branch for your feature or bug fix: 127 | 128 | ```bash 129 | 1 git checkout -b feature/my-feature 130 | ``` 131 | 132 | 3. Make your changes and commit them: 133 | 134 | ```bash 135 | 1 git commit -m "Add my feature" 136 | ``` 137 | 138 | 4. Push to your branch: 139 | 140 | ```bash 141 | 1 git push origin feature/my-feature 142 | ``` 143 | 144 | 5. Create a pull request. 145 | Please ensure that your code adheres to the project's coding standards and includes appropriate tests. 146 | 147 | ## License 148 | This project is licensed under the Apache 2.0 License. See the [LICENSE](LICENSE) file for details. 149 | --------------------------------------------------------------------------------