├── src ├── assets │ └── .gitkeep ├── app │ ├── app.component.css │ ├── family.ts │ ├── location.ts │ ├── transaction.ts │ ├── product.ts │ ├── data.service.spec.ts │ ├── app.module.ts │ ├── data.service.ts │ ├── app.component.spec.ts │ ├── app.component.ts │ └── app.component.html ├── styles.css ├── environments │ ├── environment.prod.ts │ └── environment.ts ├── favicon.ico ├── typings.d.ts ├── tsconfig.app.json ├── index.html ├── main.ts ├── tsconfig.spec.json ├── test.ts └── polyfills.ts ├── e2e ├── tsconfig.e2e.json ├── app.po.ts └── app.e2e-spec.ts ├── .editorconfig ├── tsconfig.json ├── .gitignore ├── protractor.conf.js ├── karma.conf.js ├── .angular-cli.json ├── package.json ├── db.json ├── README.md └── tslint.json /src/assets/.gitkeep: -------------------------------------------------------------------------------- 1 | -------------------------------------------------------------------------------- /src/app/app.component.css: -------------------------------------------------------------------------------- 1 | -------------------------------------------------------------------------------- /src/styles.css: -------------------------------------------------------------------------------- 1 | /* You can add global styles to this file, and also import other style files */ 2 | -------------------------------------------------------------------------------- /src/environments/environment.prod.ts: -------------------------------------------------------------------------------- 1 | export const environment = { 2 | production: true 3 | }; 4 | -------------------------------------------------------------------------------- /src/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/techiediaries/angular-httpclient-examples/HEAD/src/favicon.ico -------------------------------------------------------------------------------- /src/app/family.ts: -------------------------------------------------------------------------------- 1 | export class Family { 2 | id: number; 3 | name: string; 4 | constructor() { 5 | } 6 | } -------------------------------------------------------------------------------- /src/app/location.ts: -------------------------------------------------------------------------------- 1 | export class Location { 2 | id: number; 3 | name: string; 4 | constructor() { 5 | } 6 | } -------------------------------------------------------------------------------- /src/typings.d.ts: -------------------------------------------------------------------------------- 1 | /* SystemJS module definition */ 2 | declare var module: NodeModule; 3 | interface NodeModule { 4 | id: string; 5 | } 6 | -------------------------------------------------------------------------------- /src/app/transaction.ts: -------------------------------------------------------------------------------- 1 | export class Transaction { 2 | id: number; 3 | cost: number; 4 | productId: number; 5 | quantity: number; 6 | constructor() { 7 | } 8 | } -------------------------------------------------------------------------------- /src/app/product.ts: -------------------------------------------------------------------------------- 1 | export class Product { 2 | id: number; 3 | name: string; 4 | cost: number; 5 | quantity: number; 6 | locationId: number; 7 | familyId: number; 8 | constructor() { 9 | } 10 | } -------------------------------------------------------------------------------- /e2e/tsconfig.e2e.json: -------------------------------------------------------------------------------- 1 | { 2 | "extends": "../tsconfig.json", 3 | "compilerOptions": { 4 | "outDir": "../out-tsc/e2e", 5 | "module": "commonjs", 6 | "target": "es5", 7 | "types": [ 8 | "jasmine", 9 | "node" 10 | ] 11 | } 12 | } 13 | -------------------------------------------------------------------------------- /e2e/app.po.ts: -------------------------------------------------------------------------------- 1 | import { browser, by, element } from 'protractor'; 2 | 3 | export class AngularHttpclientDemoPage { 4 | navigateTo() { 5 | return browser.get('/'); 6 | } 7 | 8 | getParagraphText() { 9 | return element(by.css('app-root h1')).getText(); 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /src/tsconfig.app.json: -------------------------------------------------------------------------------- 1 | { 2 | "extends": "../tsconfig.json", 3 | "compilerOptions": { 4 | "outDir": "../out-tsc/app", 5 | "module": "es2015", 6 | "baseUrl": "", 7 | "types": [] 8 | }, 9 | "exclude": [ 10 | "test.ts", 11 | "**/*.spec.ts" 12 | ] 13 | } 14 | -------------------------------------------------------------------------------- /.editorconfig: -------------------------------------------------------------------------------- 1 | # Editor configuration, see http://editorconfig.org 2 | root = true 3 | 4 | [*] 5 | charset = utf-8 6 | indent_style = space 7 | indent_size = 2 8 | insert_final_newline = true 9 | trim_trailing_whitespace = true 10 | 11 | [*.md] 12 | max_line_length = off 13 | trim_trailing_whitespace = false 14 | -------------------------------------------------------------------------------- /src/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | AngularHttpclientDemo 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | -------------------------------------------------------------------------------- /src/main.ts: -------------------------------------------------------------------------------- 1 | import { enableProdMode } from '@angular/core'; 2 | import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; 3 | 4 | import { AppModule } from './app/app.module'; 5 | import { environment } from './environments/environment'; 6 | 7 | if (environment.production) { 8 | enableProdMode(); 9 | } 10 | 11 | platformBrowserDynamic().bootstrapModule(AppModule); 12 | -------------------------------------------------------------------------------- /src/tsconfig.spec.json: -------------------------------------------------------------------------------- 1 | { 2 | "extends": "../tsconfig.json", 3 | "compilerOptions": { 4 | "outDir": "../out-tsc/spec", 5 | "module": "commonjs", 6 | "target": "es5", 7 | "baseUrl": "", 8 | "types": [ 9 | "jasmine", 10 | "node" 11 | ] 12 | }, 13 | "files": [ 14 | "test.ts" 15 | ], 16 | "include": [ 17 | "**/*.spec.ts", 18 | "**/*.d.ts" 19 | ] 20 | } 21 | -------------------------------------------------------------------------------- /src/environments/environment.ts: -------------------------------------------------------------------------------- 1 | // The file contents for the current environment will overwrite these during build. 2 | // The build system defaults to the dev environment which uses `environment.ts`, but if you do 3 | // `ng build --env=prod` then `environment.prod.ts` will be used instead. 4 | // The list of which env maps to which file can be found in `.angular-cli.json`. 5 | 6 | export const environment = { 7 | production: false 8 | }; 9 | -------------------------------------------------------------------------------- /src/app/data.service.spec.ts: -------------------------------------------------------------------------------- 1 | import { TestBed, inject } from '@angular/core/testing'; 2 | 3 | import { DataService } from './data.service'; 4 | 5 | describe('DataService', () => { 6 | beforeEach(() => { 7 | TestBed.configureTestingModule({ 8 | providers: [DataService] 9 | }); 10 | }); 11 | 12 | it('should be created', inject([DataService], (service: DataService) => { 13 | expect(service).toBeTruthy(); 14 | })); 15 | }); 16 | -------------------------------------------------------------------------------- /tsconfig.json: -------------------------------------------------------------------------------- 1 | { 2 | "compileOnSave": false, 3 | "compilerOptions": { 4 | "outDir": "./dist/out-tsc", 5 | "baseUrl": "src", 6 | "sourceMap": true, 7 | "declaration": false, 8 | "moduleResolution": "node", 9 | "emitDecoratorMetadata": true, 10 | "experimentalDecorators": true, 11 | "target": "es5", 12 | "typeRoots": [ 13 | "node_modules/@types" 14 | ], 15 | "lib": [ 16 | "es2016", 17 | "dom" 18 | ] 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /e2e/app.e2e-spec.ts: -------------------------------------------------------------------------------- 1 | import { AngularHttpclientDemoPage } from './app.po'; 2 | 3 | describe('angular-httpclient-demo App', () => { 4 | let page: AngularHttpclientDemoPage; 5 | 6 | beforeEach(() => { 7 | page = new AngularHttpclientDemoPage(); 8 | }); 9 | 10 | it('should display welcome message', done => { 11 | page.navigateTo(); 12 | page.getParagraphText() 13 | .then(msg => expect(msg).toEqual('Welcome to app!!')) 14 | .then(done, done.fail); 15 | }); 16 | }); 17 | -------------------------------------------------------------------------------- /src/app/app.module.ts: -------------------------------------------------------------------------------- 1 | import { BrowserModule } from '@angular/platform-browser'; 2 | import { NgModule } from '@angular/core'; 3 | import { HttpClientModule } from '@angular/common/http'; 4 | 5 | import { DataService } from './data.service'; 6 | 7 | import { AppComponent } from './app.component'; 8 | 9 | @NgModule({ 10 | declarations: [ 11 | AppComponent 12 | ], 13 | imports: [ 14 | BrowserModule, 15 | HttpClientModule 16 | ], 17 | providers: [DataService], 18 | bootstrap: [AppComponent] 19 | }) 20 | export class AppModule { } 21 | -------------------------------------------------------------------------------- /src/app/data.service.ts: -------------------------------------------------------------------------------- 1 | import { Injectable } from '@angular/core'; 2 | import { HttpClient } from '@angular/common/http'; 3 | 4 | @Injectable() 5 | export class DataService { 6 | baseUrl:string = "http://localhost:3000"; 7 | 8 | constructor(private httpClient : HttpClient) { 9 | 10 | } 11 | 12 | get_products(){ 13 | return this.httpClient.get(this.baseUrl + '/products'); 14 | } 15 | get_families(){ 16 | return this.httpClient.get(this.baseUrl + '/families'); 17 | } 18 | get_locations(){ 19 | return this.httpClient.get(this.baseUrl + '/locations'); 20 | } 21 | get_transactions(){ 22 | return this.httpClient.get(this.baseUrl + '/families'); 23 | } 24 | 25 | } 26 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # See http://help.github.com/ignore-files/ for more about ignoring files. 2 | 3 | # compiled output 4 | /dist 5 | /tmp 6 | /out-tsc 7 | 8 | # dependencies 9 | /node_modules 10 | 11 | # IDEs and editors 12 | /.idea 13 | .project 14 | .classpath 15 | .c9/ 16 | *.launch 17 | .settings/ 18 | *.sublime-workspace 19 | 20 | # IDE - VSCode 21 | .vscode/* 22 | !.vscode/settings.json 23 | !.vscode/tasks.json 24 | !.vscode/launch.json 25 | !.vscode/extensions.json 26 | 27 | # misc 28 | /.sass-cache 29 | /connect.lock 30 | /coverage 31 | /libpeerconnection.log 32 | npm-debug.log 33 | testem.log 34 | /typings 35 | 36 | # e2e 37 | /e2e/*.js 38 | /e2e/*.map 39 | 40 | # System Files 41 | .DS_Store 42 | Thumbs.db 43 | -------------------------------------------------------------------------------- /protractor.conf.js: -------------------------------------------------------------------------------- 1 | // Protractor configuration file, see link for more information 2 | // https://github.com/angular/protractor/blob/master/lib/config.ts 3 | 4 | const { SpecReporter } = require('jasmine-spec-reporter'); 5 | 6 | exports.config = { 7 | allScriptsTimeout: 11000, 8 | specs: [ 9 | './e2e/**/*.e2e-spec.ts' 10 | ], 11 | capabilities: { 12 | 'browserName': 'chrome' 13 | }, 14 | directConnect: true, 15 | baseUrl: 'http://localhost:4200/', 16 | framework: 'jasmine', 17 | jasmineNodeOpts: { 18 | showColors: true, 19 | defaultTimeoutInterval: 30000, 20 | print: function() {} 21 | }, 22 | onPrepare() { 23 | require('ts-node').register({ 24 | project: 'e2e/tsconfig.e2e.json' 25 | }); 26 | jasmine.getEnv().addReporter(new SpecReporter({ spec: { displayStacktrace: true } })); 27 | } 28 | }; 29 | -------------------------------------------------------------------------------- /karma.conf.js: -------------------------------------------------------------------------------- 1 | // Karma configuration file, see link for more information 2 | // https://karma-runner.github.io/0.13/config/configuration-file.html 3 | 4 | module.exports = function (config) { 5 | config.set({ 6 | basePath: '', 7 | frameworks: ['jasmine', '@angular/cli'], 8 | plugins: [ 9 | require('karma-jasmine'), 10 | require('karma-chrome-launcher'), 11 | require('karma-jasmine-html-reporter'), 12 | require('karma-coverage-istanbul-reporter'), 13 | require('@angular/cli/plugins/karma') 14 | ], 15 | client:{ 16 | clearContext: false // leave Jasmine Spec Runner output visible in browser 17 | }, 18 | coverageIstanbulReporter: { 19 | reports: [ 'html', 'lcovonly' ], 20 | fixWebpackSourcePaths: true 21 | }, 22 | angularCli: { 23 | environment: 'dev' 24 | }, 25 | reporters: ['progress', 'kjhtml'], 26 | port: 9876, 27 | colors: true, 28 | logLevel: config.LOG_INFO, 29 | autoWatch: true, 30 | browsers: ['Chrome'], 31 | singleRun: false 32 | }); 33 | }; 34 | -------------------------------------------------------------------------------- /src/app/app.component.spec.ts: -------------------------------------------------------------------------------- 1 | import { TestBed, async } from '@angular/core/testing'; 2 | 3 | import { AppComponent } from './app.component'; 4 | 5 | describe('AppComponent', () => { 6 | beforeEach(async(() => { 7 | TestBed.configureTestingModule({ 8 | declarations: [ 9 | AppComponent 10 | ], 11 | }).compileComponents(); 12 | })); 13 | 14 | it('should create the app', async(() => { 15 | const fixture = TestBed.createComponent(AppComponent); 16 | const app = fixture.debugElement.componentInstance; 17 | expect(app).toBeTruthy(); 18 | })); 19 | 20 | it(`should have as title 'app'`, async(() => { 21 | const fixture = TestBed.createComponent(AppComponent); 22 | const app = fixture.debugElement.componentInstance; 23 | expect(app.title).toEqual('app'); 24 | })); 25 | 26 | it('should render title in a h1 tag', async(() => { 27 | const fixture = TestBed.createComponent(AppComponent); 28 | fixture.detectChanges(); 29 | const compiled = fixture.debugElement.nativeElement; 30 | expect(compiled.querySelector('h1').textContent).toContain('Welcome to app!!'); 31 | })); 32 | }); 33 | -------------------------------------------------------------------------------- /src/test.ts: -------------------------------------------------------------------------------- 1 | // This file is required by karma.conf.js and loads recursively all the .spec and framework files 2 | 3 | import 'zone.js/dist/long-stack-trace-zone'; 4 | import 'zone.js/dist/proxy.js'; 5 | import 'zone.js/dist/sync-test'; 6 | import 'zone.js/dist/jasmine-patch'; 7 | import 'zone.js/dist/async-test'; 8 | import 'zone.js/dist/fake-async-test'; 9 | import { getTestBed } from '@angular/core/testing'; 10 | import { 11 | BrowserDynamicTestingModule, 12 | platformBrowserDynamicTesting 13 | } from '@angular/platform-browser-dynamic/testing'; 14 | 15 | // Unfortunately there's no typing for the `__karma__` variable. Just declare it as any. 16 | declare const __karma__: any; 17 | declare const require: any; 18 | 19 | // Prevent Karma from running prematurely. 20 | __karma__.loaded = function () {}; 21 | 22 | // First, initialize the Angular testing environment. 23 | getTestBed().initTestEnvironment( 24 | BrowserDynamicTestingModule, 25 | platformBrowserDynamicTesting() 26 | ); 27 | // Then we find all the tests. 28 | const context = require.context('./', true, /\.spec\.ts$/); 29 | // And load the modules. 30 | context.keys().map(context); 31 | // Finally, start Karma to run the tests. 32 | __karma__.start(); 33 | -------------------------------------------------------------------------------- /src/app/app.component.ts: -------------------------------------------------------------------------------- 1 | import { Component } from '@angular/core'; 2 | import { Observable } from 'rxjs'; 3 | 4 | import { DataService } from './data.service'; 5 | import { Product } from './product'; 6 | import { Family } from './family'; 7 | import { Location } from './location'; 8 | import { Transaction } from './transaction'; 9 | 10 | @Component({ 11 | selector: 'app-root', 12 | templateUrl: './app.component.html', 13 | styleUrls: ['./app.component.css'] 14 | }) 15 | export class AppComponent { 16 | 17 | private products : Product[] = []; 18 | private families : Family[] = []; 19 | private locations : Location[] = []; 20 | private transactions : Transaction[] = []; 21 | 22 | private productsObservable : Observable ; 23 | 24 | constructor(private dataService: DataService){ 25 | 26 | this.productsObservable = this.dataService.get_products(); 27 | 28 | this.dataService.get_families().subscribe((res : Family[])=>{ 29 | this.families = res; 30 | }); 31 | this.dataService.get_locations().subscribe((res : Location[])=>{ 32 | console.log(res); 33 | this.locations = res; 34 | }); 35 | this.dataService.get_transactions().subscribe((res : Transaction[])=>{ 36 | console.log(res); 37 | this.transactions = res; 38 | }); 39 | } 40 | 41 | 42 | 43 | 44 | } 45 | -------------------------------------------------------------------------------- /.angular-cli.json: -------------------------------------------------------------------------------- 1 | { 2 | "$schema": "./node_modules/@angular/cli/lib/config/schema.json", 3 | "project": { 4 | "name": "angular-httpclient-demo" 5 | }, 6 | "apps": [ 7 | { 8 | "root": "src", 9 | "outDir": "dist", 10 | "assets": [ 11 | "assets", 12 | "favicon.ico" 13 | ], 14 | "index": "index.html", 15 | "main": "main.ts", 16 | "polyfills": "polyfills.ts", 17 | "test": "test.ts", 18 | "tsconfig": "tsconfig.app.json", 19 | "testTsconfig": "tsconfig.spec.json", 20 | "prefix": "app", 21 | "styles": [ 22 | "styles.css" 23 | ], 24 | "scripts": [], 25 | "environmentSource": "environments/environment.ts", 26 | "environments": { 27 | "dev": "environments/environment.ts", 28 | "prod": "environments/environment.prod.ts" 29 | } 30 | } 31 | ], 32 | "e2e": { 33 | "protractor": { 34 | "config": "./protractor.conf.js" 35 | } 36 | }, 37 | "lint": [ 38 | { 39 | "project": "src/tsconfig.app.json" 40 | }, 41 | { 42 | "project": "src/tsconfig.spec.json" 43 | }, 44 | { 45 | "project": "e2e/tsconfig.e2e.json" 46 | } 47 | ], 48 | "test": { 49 | "karma": { 50 | "config": "./karma.conf.js" 51 | } 52 | }, 53 | "defaults": { 54 | "styleExt": "css", 55 | "component": {} 56 | } 57 | } 58 | -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "angular-httpclient-demo", 3 | "version": "0.0.0", 4 | "license": "MIT", 5 | "scripts": { 6 | "ng": "ng", 7 | "start": "ng serve", 8 | "build": "ng build", 9 | "test": "ng test", 10 | "lint": "ng lint", 11 | "e2e": "ng e2e" 12 | }, 13 | "private": true, 14 | "dependencies": { 15 | "@angular/animations": "^4.0.0", 16 | "@angular/common": "^4.0.0", 17 | "@angular/compiler": "^4.0.0", 18 | "@angular/core": "^4.0.0", 19 | "@angular/forms": "^4.0.0", 20 | "@angular/http": "^4.0.0", 21 | "@angular/platform-browser": "^4.0.0", 22 | "@angular/platform-browser-dynamic": "^4.0.0", 23 | "@angular/router": "^4.0.0", 24 | "core-js": "^2.4.1", 25 | "rxjs": "^5.1.0", 26 | "zone.js": "^0.8.4" 27 | }, 28 | "devDependencies": { 29 | "@angular/cli": "1.1.0", 30 | "@angular/compiler-cli": "^4.0.0", 31 | "@angular/language-service": "^4.0.0", 32 | "@types/jasmine": "2.5.45", 33 | "@types/node": "~6.0.60", 34 | "codelyzer": "~3.0.1", 35 | "jasmine-core": "~2.6.2", 36 | "jasmine-spec-reporter": "~4.1.0", 37 | "karma": "~1.7.0", 38 | "karma-chrome-launcher": "~2.1.1", 39 | "karma-cli": "~1.0.1", 40 | "karma-jasmine": "~1.1.0", 41 | "karma-jasmine-html-reporter": "^0.2.2", 42 | "karma-coverage-istanbul-reporter": "^1.2.1", 43 | "protractor": "~5.1.2", 44 | "ts-node": "~3.0.4", 45 | "tslint": "~5.3.2", 46 | "typescript": "~2.3.3" 47 | } 48 | } 49 | -------------------------------------------------------------------------------- /src/app/app.component.html: -------------------------------------------------------------------------------- 1 | 2 |
3 |

4 | Angular 4+ HttpClient Examples 5 |

6 |
7 |

HttpClient Get

8 | 55 | 56 | -------------------------------------------------------------------------------- /db.json: -------------------------------------------------------------------------------- 1 | { 2 | "products": [ 3 | { 4 | "id": 1, 5 | "name": "Product001", 6 | "cost": 10.0, 7 | "quantity": 1000, 8 | "locationId" : 1, 9 | "familyId" : 1 10 | }, 11 | { 12 | "id": 2, 13 | "name": "Product002", 14 | "cost": 20.0, 15 | "quantity": 2000, 16 | "locationId" : 1, 17 | "familyId" : 2 18 | }, 19 | { 20 | "id": 3, 21 | "name": "Product003", 22 | "cost": 30.0, 23 | "quantity": 3000, 24 | "locationId" : 3, 25 | "familyId" : 2 26 | }, 27 | { 28 | "id": 4, 29 | "name": "Product004", 30 | "cost": 40.0, 31 | "quantity": 4000, 32 | "locationId" : 2, 33 | "familyId" : 3 34 | } 35 | ], 36 | "locations":[ 37 | { 38 | "id": 1, 39 | "name": "Location001" 40 | }, 41 | { 42 | "id": 2, 43 | "name": "Location002" 44 | }, 45 | { 46 | "id": 3, 47 | "name": "Location003" 48 | } 49 | ], 50 | "families":[ 51 | { 52 | "id": 1, 53 | "name": "FM001" 54 | }, 55 | { 56 | "id": 2, 57 | "name": "FM002" 58 | }, 59 | { 60 | "id": 3, 61 | "name": "FM003" 62 | } 63 | ], 64 | "transactions":[ 65 | { 66 | "id": 1, 67 | "cost":11, 68 | "quantity":10, 69 | "productId":1 70 | }, 71 | { 72 | "id": 2, 73 | "cost":12, 74 | "quantity":100, 75 | "productId":2 76 | }, 77 | { 78 | "id": 3, 79 | "cost":15, 80 | "quantity":101, 81 | "productId":3 82 | } 83 | ] 84 | } 85 | -------------------------------------------------------------------------------- /src/polyfills.ts: -------------------------------------------------------------------------------- 1 | /** 2 | * This file includes polyfills needed by Angular and is loaded before the app. 3 | * You can add your own extra polyfills to this file. 4 | * 5 | * This file is divided into 2 sections: 6 | * 1. Browser polyfills. These are applied before loading ZoneJS and are sorted by browsers. 7 | * 2. Application imports. Files imported after ZoneJS that should be loaded before your main 8 | * file. 9 | * 10 | * The current setup is for so-called "evergreen" browsers; the last versions of browsers that 11 | * automatically update themselves. This includes Safari >= 10, Chrome >= 55 (including Opera), 12 | * Edge >= 13 on the desktop, and iOS 10 and Chrome on mobile. 13 | * 14 | * Learn more in https://angular.io/docs/ts/latest/guide/browser-support.html 15 | */ 16 | 17 | /*************************************************************************************************** 18 | * BROWSER POLYFILLS 19 | */ 20 | 21 | /** IE9, IE10 and IE11 requires all of the following polyfills. **/ 22 | // import 'core-js/es6/symbol'; 23 | // import 'core-js/es6/object'; 24 | // import 'core-js/es6/function'; 25 | // import 'core-js/es6/parse-int'; 26 | // import 'core-js/es6/parse-float'; 27 | // import 'core-js/es6/number'; 28 | // import 'core-js/es6/math'; 29 | // import 'core-js/es6/string'; 30 | // import 'core-js/es6/date'; 31 | // import 'core-js/es6/array'; 32 | // import 'core-js/es6/regexp'; 33 | // import 'core-js/es6/map'; 34 | // import 'core-js/es6/weak-map'; 35 | // import 'core-js/es6/set'; 36 | 37 | /** IE10 and IE11 requires the following for NgClass support on SVG elements */ 38 | // import 'classlist.js'; // Run `npm install --save classlist.js`. 39 | 40 | /** IE10 and IE11 requires the following to support `@angular/animation`. */ 41 | // import 'web-animations-js'; // Run `npm install --save web-animations-js`. 42 | 43 | 44 | /** Evergreen browsers require these. **/ 45 | import 'core-js/es6/reflect'; 46 | import 'core-js/es7/reflect'; 47 | 48 | 49 | /** ALL Firefox browsers require the following to support `@angular/animation`. **/ 50 | // import 'web-animations-js'; // Run `npm install --save web-animations-js`. 51 | 52 | 53 | 54 | /*************************************************************************************************** 55 | * Zone JS is required by Angular itself. 56 | */ 57 | import 'zone.js/dist/zone'; // Included with Angular CLI. 58 | 59 | 60 | 61 | /*************************************************************************************************** 62 | * APPLICATION IMPORTS 63 | */ 64 | 65 | /** 66 | * Date, currency, decimal and percent pipes. 67 | * Needed for: All but Chrome, Firefox, Edge, IE11 and Safari 10 68 | */ 69 | // import 'intl'; // Run `npm install --save intl`. 70 | /** 71 | * Need to import at least one locale-data with intl. 72 | */ 73 | // import 'intl/locale-data/jsonp/en'; 74 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Angular 9/8/7 HttpClient Examples (GET, POST , UPDATE, DELETE) 2 | 3 | In this [how-to tutorial](https://www.techiediaries.com/angular/angular-httpclient-9-8-service-api-calls-and-fetching-data/) 4 | , we'll learn what is the `HttpClient` API available from `HttpClientModule` and how to use it in [Angular 9 by example](https://www.techiediaries.com/angular/angular-9-8-tutorial-by-example-rest-crud-apis-http-get-requests-with-httpclient/) with request timeout, responsetype, query parameters, http headers, interceptors, typed and full responses, and error handling. 5 | 6 | Also check out: 7 | 8 | - [Build an Angular 9/8 CRUD Example & Tutorial](https://www.techiediaries.com/angular/angular-9-8-crud-example-and-tutorial/) 9 | - [Angular 9 Tutorial and Example: Build your First Angular App](https://www.techiediaries.com/angular/angular-9-tutorial-and-example/) 10 | 11 | 12 | We'll be seeing examples of common HTTP methods such as GET, PUT, PATCH, POST and DELETE, that you usually need to use when communicating with a server, or consuming and fetching data from a REST API server. 13 | 14 | We'll be learning about: 15 | 16 | - Accessing Http Headers, 17 | - Passing Http Parameters, 18 | - Specifying HttpClient ResponseType i.e Text, JSON or Blob, 19 | - Setting up HttpClient Interceptors, 20 | - Implementing Http Error Handling, 21 | - Dealing with Browser CORS and the Same Origin Policy 22 | 23 | 24 | This tutorial is divided in the following parts: 25 | 26 | - Importing `HttpClient` and sending Http get, post, put and delete requests to the server (this part), 27 | - [Building a service to encapsulate the `HttpClient` code interfacing with the server](https://www.techiediaries.com/angular-httpclient/), 28 | - [Getting headers and typed and full responses with Angular HttpClient](https://www.techiediaries.com/angular-httpclient-headers-full-response/), 29 | - [Uploading files with Angular `HttpClient`](https://www.techiediaries.com/angular-file-upload-progress-bar) 30 | - [Communicating with a Node.js & Express server using POST Requests](https://www.techiediaries.com/angular-tutorial-httpclient-post/) 31 | - [Using the async pipe for sending GET requests](https://www.techiediaries.com/angular-by-example-httpclient-get/), 32 | - [Handling CORS and the Same Origin Policy in modern web browsers](https://www.techiediaries.com/fix-cors-with-angular-cli-proxy-configuration/) 33 | 34 | Also read: 35 | 36 | [Angular 7|6 Tutorial: Using Angular HttpClient with Node & Express.js - Example POST Requests](https://www.techiediaries.com/angular-tutorial-httpclient-post/) 37 | 38 | [Angular 7|6 By Example: HTTP GET Requests with HttpClient (Services, async pipe and Observables)](https://www.techiediaries.com/angular-by-example-httpclient-get/) 39 | 40 | ## Run Fake Rest API server 41 | 42 | npm install -g json-server 43 | json-server --watch db.json 44 | 45 | ## Run Development server 46 | 47 | Run `ng serve` for a dev server. Navigate to `http://localhost:4200/`. The app will automatically reload if you change any of the source files. 48 | 49 | -------------------------------------------------------------------------------- /tslint.json: -------------------------------------------------------------------------------- 1 | { 2 | "rulesDirectory": [ 3 | "node_modules/codelyzer" 4 | ], 5 | "rules": { 6 | "arrow-return-shorthand": true, 7 | "callable-types": true, 8 | "class-name": true, 9 | "comment-format": [ 10 | true, 11 | "check-space" 12 | ], 13 | "curly": true, 14 | "eofline": true, 15 | "forin": true, 16 | "import-blacklist": [ 17 | true, 18 | "rxjs" 19 | ], 20 | "import-spacing": true, 21 | "indent": [ 22 | true, 23 | "spaces" 24 | ], 25 | "interface-over-type-literal": true, 26 | "label-position": true, 27 | "max-line-length": [ 28 | true, 29 | 140 30 | ], 31 | "member-access": false, 32 | "member-ordering": [ 33 | true, 34 | "static-before-instance", 35 | "variables-before-functions" 36 | ], 37 | "no-arg": true, 38 | "no-bitwise": true, 39 | "no-console": [ 40 | true, 41 | "debug", 42 | "info", 43 | "time", 44 | "timeEnd", 45 | "trace" 46 | ], 47 | "no-construct": true, 48 | "no-debugger": true, 49 | "no-duplicate-super": true, 50 | "no-empty": false, 51 | "no-empty-interface": true, 52 | "no-eval": true, 53 | "no-inferrable-types": [ 54 | true, 55 | "ignore-params" 56 | ], 57 | "no-misused-new": true, 58 | "no-non-null-assertion": true, 59 | "no-shadowed-variable": true, 60 | "no-string-literal": false, 61 | "no-string-throw": true, 62 | "no-switch-case-fall-through": true, 63 | "no-trailing-whitespace": true, 64 | "no-unnecessary-initializer": true, 65 | "no-unused-expression": true, 66 | "no-use-before-declare": true, 67 | "no-var-keyword": true, 68 | "object-literal-sort-keys": false, 69 | "one-line": [ 70 | true, 71 | "check-open-brace", 72 | "check-catch", 73 | "check-else", 74 | "check-whitespace" 75 | ], 76 | "prefer-const": true, 77 | "quotemark": [ 78 | true, 79 | "single" 80 | ], 81 | "radix": true, 82 | "semicolon": [ 83 | "always" 84 | ], 85 | "triple-equals": [ 86 | true, 87 | "allow-null-check" 88 | ], 89 | "typedef-whitespace": [ 90 | true, 91 | { 92 | "call-signature": "nospace", 93 | "index-signature": "nospace", 94 | "parameter": "nospace", 95 | "property-declaration": "nospace", 96 | "variable-declaration": "nospace" 97 | } 98 | ], 99 | "typeof-compare": true, 100 | "unified-signatures": true, 101 | "variable-name": false, 102 | "whitespace": [ 103 | true, 104 | "check-branch", 105 | "check-decl", 106 | "check-operator", 107 | "check-separator", 108 | "check-type" 109 | ], 110 | "directive-selector": [ 111 | true, 112 | "attribute", 113 | "app", 114 | "camelCase" 115 | ], 116 | "component-selector": [ 117 | true, 118 | "element", 119 | "app", 120 | "kebab-case" 121 | ], 122 | "use-input-property-decorator": true, 123 | "use-output-property-decorator": true, 124 | "use-host-property-decorator": true, 125 | "no-input-rename": true, 126 | "no-output-rename": true, 127 | "use-life-cycle-interface": true, 128 | "use-pipe-transform-interface": true, 129 | "component-class-suffix": true, 130 | "directive-class-suffix": true, 131 | "no-access-missing-member": true, 132 | "templates-use-public": true, 133 | "invoke-injectable": true 134 | } 135 | } 136 | --------------------------------------------------------------------------------