├── .gitignore ├── package.json ├── src ├── data │ └── products.json └── index.ts └── tsconfig.json /.gitignore: -------------------------------------------------------------------------------- 1 | node_modules 2 | dist -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "type": "commonjs", 3 | "scripts": { 4 | "start": "node dist/index.js", 5 | "dev": "nodemon src/index.ts", 6 | "build": "tsc -p ." 7 | }, 8 | "devDependencies": { 9 | "@types/node": "^20.11.20", 10 | "nodemon": "^3.1.0", 11 | "ts-node": "^10.9.2", 12 | "typescript": "^5.3.3" 13 | } 14 | } -------------------------------------------------------------------------------- /src/data/products.json: -------------------------------------------------------------------------------- 1 | { 2 | "products": [ 3 | { 4 | "id": 1, 5 | "title": "First product" 6 | }, 7 | { 8 | "id": 2, 9 | "title": "Second product" 10 | }, 11 | { 12 | "id": 3, 13 | "title": "Third product" 14 | }, 15 | { 16 | "id": 4, 17 | "title": "Fourth product" 18 | } 19 | ] 20 | } -------------------------------------------------------------------------------- /src/index.ts: -------------------------------------------------------------------------------- 1 | // ** Create a local server 2 | 3 | import * as http from "http"; // * ES Module 4 | import fs from "fs"; 5 | import path from "path"; 6 | 7 | const server = http.createServer((req, res) => { 8 | if (req.url === "/products") { 9 | const productsFilePath = path.join(__dirname, "data", "products.json"); 10 | 11 | fs.access(productsFilePath, err => { 12 | if (err) { 13 | console.error("File does not exist or cannot be accessed:", productsFilePath); 14 | return; 15 | } 16 | 17 | fs.readFile(productsFilePath, "utf8", (err, data) => { 18 | res.writeHead(200, { "Content-Type": "application/json" }); 19 | console.log("DATA =>", JSON.parse(data)); 20 | res.write(data); 21 | res.end(); 22 | }); 23 | }); 24 | } else if (req.url === "/products/new") { 25 | res.writeHead(200, { "Content-Type": "text/html" }); 26 | res.write(` 27 | 28 | Add New Product 29 | 30 | 31 |

Add New Product

32 |
33 |
34 |

35 |
36 | 37 |

38 | 39 |
40 | 41 | `); 42 | res.end(); 43 | } else if (req.url === "/") { 44 | res.writeHead(200, { "Content-Type": "text/html" }); 45 | res.end("

Welcome back!

"); 46 | } else if (req.method === "POST" && req.url === "/add-product") { 47 | // ** Data => Request(req) 48 | // ** title=MY+TITLE&description=MY+DESCRIPTION 49 | let body = ""; 50 | req.on("data", chunk => { 51 | body += chunk.toString(); 52 | }); 53 | 54 | // ** Parsing => Data 55 | req.on("end", () => { 56 | const data = new URLSearchParams(body); 57 | const title = data.get("title"); 58 | const description = data.get("description"); 59 | 60 | res.writeHead(200, { "Content-Type": "text/html" }); 61 | res.write(`
62 |

Product has been added!

63 |

Title: ${title}

64 |

Title: ${description}

65 |
`); 66 | res.end(); 67 | }); 68 | } else { 69 | res.writeHead(404, { "Content-Type": "text/html" }); 70 | res.end("

Not found!

"); 71 | } 72 | }); 73 | 74 | const PORT = 5000; 75 | 76 | server.listen(PORT, () => { 77 | console.log(`Server running at => http://localhost:${PORT}`); 78 | }); 79 | -------------------------------------------------------------------------------- /tsconfig.json: -------------------------------------------------------------------------------- 1 | { 2 | "compilerOptions": { 3 | /* Visit https://aka.ms/tsconfig to read more about this file */ 4 | 5 | /* Projects */ 6 | // "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */ 7 | // "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */ 8 | // "tsBuildInfoFile": "./.tsbuildinfo", /* Specify the path to .tsbuildinfo incremental compilation file. */ 9 | // "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */ 10 | // "disableSolutionSearching": true, /* Opt a project out of multi-project reference checking when editing. */ 11 | // "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */ 12 | 13 | /* Language and Environment */ 14 | "target": "es2016" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */, 15 | // "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */ 16 | // "jsx": "preserve", /* Specify what JSX code is generated. */ 17 | // "experimentalDecorators": true, /* Enable experimental support for legacy experimental decorators. */ 18 | // "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */ 19 | // "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */ 20 | // "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */ 21 | // "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */ 22 | // "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */ 23 | // "noLib": true, /* Disable including any library files, including the default lib.d.ts. */ 24 | // "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */ 25 | // "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */ 26 | 27 | /* Modules */ 28 | "module": "commonjs" /* Specify what module code is generated. */, 29 | "rootDir": "./src" /* Specify the root folder within your source files. */, 30 | // "moduleResolution": "node10", /* Specify how TypeScript looks up a file from a given module specifier. */ 31 | // "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */ 32 | // "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */ 33 | // "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */ 34 | // "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */ 35 | // "types": [], /* Specify type package names to be included without being referenced in a source file. */ 36 | // "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */ 37 | // "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */ 38 | // "allowImportingTsExtensions": true, /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */ 39 | // "resolvePackageJsonExports": true, /* Use the package.json 'exports' field when resolving package imports. */ 40 | // "resolvePackageJsonImports": true, /* Use the package.json 'imports' field when resolving imports. */ 41 | // "customConditions": [], /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */ 42 | // "resolveJsonModule": true, /* Enable importing .json files. */ 43 | // "allowArbitraryExtensions": true, /* Enable importing files with any extension, provided a declaration file is present. */ 44 | // "noResolve": true, /* Disallow 'import's, 'require's or ''s from expanding the number of files TypeScript should add to a project. */ 45 | 46 | /* JavaScript Support */ 47 | // "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */ 48 | // "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */ 49 | // "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */ 50 | 51 | /* Emit */ 52 | // "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */ 53 | // "declarationMap": true, /* Create sourcemaps for d.ts files. */ 54 | // "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */ 55 | // "sourceMap": true, /* Create source map files for emitted JavaScript files. */ 56 | // "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */ 57 | // "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */ 58 | "outDir": "./dist" /* Specify an output folder for all emitted files. */, 59 | // "removeComments": true, /* Disable emitting comments. */ 60 | // "noEmit": true, /* Disable emitting files from a compilation. */ 61 | // "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */ 62 | // "importsNotUsedAsValues": "remove", /* Specify emit/checking behavior for imports that are only used for types. */ 63 | // "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */ 64 | // "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */ 65 | // "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */ 66 | // "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */ 67 | // "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */ 68 | // "newLine": "crlf", /* Set the newline character for emitting files. */ 69 | // "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */ 70 | // "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */ 71 | // "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */ 72 | // "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */ 73 | // "declarationDir": "./", /* Specify the output directory for generated declaration files. */ 74 | // "preserveValueImports": true, /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */ 75 | 76 | /* Interop Constraints */ 77 | // "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */ 78 | // "verbatimModuleSyntax": true, /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */ 79 | // "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */ 80 | "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */, 81 | // "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */ 82 | "forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */, 83 | 84 | /* Type Checking */ 85 | "strict": true /* Enable all strict type-checking options. */, 86 | // "noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied 'any' type. */ 87 | // "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */ 88 | // "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */ 89 | // "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */ 90 | // "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */ 91 | // "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */ 92 | // "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */ 93 | // "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */ 94 | // "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */ 95 | // "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */ 96 | // "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */ 97 | // "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */ 98 | // "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */ 99 | // "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */ 100 | // "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */ 101 | // "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */ 102 | // "allowUnusedLabels": true, /* Disable error reporting for unused labels. */ 103 | // "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */ 104 | 105 | /* Completeness */ 106 | // "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */ 107 | "skipLibCheck": true /* Skip type checking all .d.ts files. */ 108 | } 109 | } 110 | --------------------------------------------------------------------------------