Angular2 - In Action
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A short presentation about: - basics of angular2 - build application with jspm and system.js - pre-render angular2 application
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Angular2 - In Action
- 4. TSD
- 5. TSD npm install tsd -g tsd install angular2/angular2 angular2/router rx es6-promise
- 6. TSC tsc app.ts --target ES5 --module system --experimentalDecorators --moduleResolution node --emitDecoratorMetadata --outFile app.js
- 7. Start
- 8. HTML <!doctype html> <html lang="en"> <body> <my-app></my-app> <script src="js/bundle.js"></script> </body> </html>
- 9. APP.TS - IMPORTS /// <reference path="../../typings/tsd.d.ts" /> import { Component, View, bootstrap, CORE_DIRECTIVES, FORM_DIRECTIVES, provide } from 'angular2/angular2'; //...
- 10. APP.TS - COMPONENT @Component({ selector: 'my-app', template: APP_TEMPLATE, directives: [HeaderComponent, ROUTER_DIRECTIVES], provides: [PostsStorage, Core] }) class AppComponent {}
- 11. APP.TS - BOOTSTRAP bootstrap(AppComponent, [ // Common PostsStorage, Core, // Ng2 ROUTER_PROVIDERS, HTTP_PROVIDERS, provide(APP_BASE_HREF, {useValue: '/'}) ]);
- 12. Templates
- 13. TEMPLATES - IMPORT import { APP_TEMPLATE } from './templates';
- 14. TEMPLATES - EXAMPLE COMPONENT class AppComponent { text:string = 'hello'; typing($event){ this.text = $event.target.value; } }
- 15. TEMPLATES - CODE <h1>Bound Textbox</h1> <input [value]="text" (keyup)="typing($event)" /> {{text}}
- 16. TEMPLATES - SYNTAX <todo-cmp [model]="my_value"></todo-cmp> <input [ng-model]="todo.text" (ng-model-change)="todo.text=$event" ></input> <input [(ng-model)]="todo.text"></input>
- 17. TEMPLATES - SYNTAX <video-player #player></video-player> <button (click)="player.pause()"> Pause </button> <input #i> {{i.value}}
- 18. PIPE
- 19. PIPE - USAGE @Pipe({ name: 'publicName' }) class ClassPipeName implements PipeTransform { transform(value: number, args: any[]) { //… } }
- 20. PIPE - USAGE @Pipe({ name: 'publicName' }) class ClassPipeName implements PipeTransform { transform(value: number, args: any[]) { //… } }
- 21. Routing
- 22. ROUTING - @RouteConfig import { AboutComponent } from './components/about/index'; @RouteConfig([{ path: '/About/:id', component: AboutComponent, name: 'About' }]) class AppComponent {}
- 23. ROUTING - @RouteConfig export class AboutComponent { id: number; constructor( @Inject(RouteParams) params: RouteParams) { this.id = params.get('id'); } }
- 24. ROUTING - TEMPLATE <nav> <ul> <a [router-link]="['./About', {id: 1}]" href="#" class="list-group-item">About</a> <a [router-link]="['./Home']" href="#" class="list-group- item">Home</a> <a [router-link]="['./PostsList']" href="#" class="list- group-item">Posts list</a> </ul> </nav> <route-transclusion name="main"></route-transclusion>
- 25. LINKS react / angular / angular2 ng-conf ● https://github.com/htdt/ng2-jspm ● https://github.com/thelgevold/angular-2-samples ● http://www.syntaxsuccess.com/angular-2-articles ●
- 26. BUILDING / COMPILE / TRANSCRIPTION Part 2
- 27. Browserify
- 28. ROUTING - TEMPLATE var browserify = require('gulp-browserify'); gulp.src('build/ts/app/app.js') .pipe(browserify({ insertGlobals : true, debug : !gulp.env.production })) .pipe(gulp.dest('./dist/app'))
- 29. NO
- 30. JSPM
- 31. JSMP “jspm is a package manager for the SystemJS universal module loader, built on top of the dynamic ES6 module loader” React applications with JSPM
- 32. JSMP ● ES6, AMD, CommonJS and globals) ● npm and GitHub... ● load modules as separate files ● optimize into a bundle ● realtime transcript
- 33. System.js
- 34. SYSTEM.JS - PRODUCTION npm install -g jspm jspm init jspm install angular2/angular2 jspm bundle-sfx --minify zone.js + whatwg-fetch + reflect-metadata + src/app/app dist/js/bundle.js
- 35. SYSTEM.JS - DEVELOPMENT <script src="jspm_packages/system.js"></script> <script src="config.js"></script> <script> System.import('reflect-metadata') .then(function(){System.import('zone.js')}) // .then(function(){System.import('es5-shim')}) <- LOL .then(function(){System.import('es6-shim')}) .then(function(){System.import('whatwg-fetch')}) .then(function(){System.import('src/app/app')}); </script>
- 36. SYSTEM.JS - PRODUCTION <!doctype html> <html lang="en"> <body> <my-app></my-app> <script src="js/bundle.js"></script> </body> </html>
- 37. Gulp
- 38. GULP - TEMPLATES var ng2Template = "export const <%= template.url %> = '<%= template.escapedContent %>';n"; function fnRename(templateUrl, templateFile) { var pathParts = templateUrl.replace('.tpl.html', '').split('/'), folder = pathParts[pathParts.length - 2], file = pathParts[pathParts.length - 1], name = (folder ? folder + '_' : '') + file + '_TEMPLATE'; return name.toUpperCase().replace(/-[.-]/g, function (match) { return '_'; }); } } /*...*/.pipe(ngHtml2Js({ rename: fnRename, template: ng2Template })
- 39. PRERENDER Part 3
- 40. Metadata
- 41. Metadata - HTML <!doctype html> <html lang="en"> <head> <title>{{ no.work.here }}</title> <head> <body> <my-app></my-app> <script src="js/bundle.js"></script> </body> </html>
- 42. METADATA - SERVICE export class HeadDOM { private titleDom:HTMLElement; get title():string { return this.titleDom.innerText; } set title(title:string) { this.titleDom.innerText = title; this.ogTitle = title; } //… }
- 43. Prerender.io
- 47. Webrender-service - Overview ● (+) Render png file ● (+) Render pdf file ● (+) Render html file ● (+) No-overwrite js functions ● (+) Servers whitelist ● (+) Token security ● (-) Legacy code ● (-) Small community ● (-) No-good tested ● (-) Use node-babel ● (-) Alpha
- 48. Webrender-service - Todo ● Remove babel (problems with debugging) ● Write unit tests ● Remove cache (I recommend to use solution like varnish)
- 49. WEBRENDER SERVICE (ALPHA) - GITHUB https://bitbucket.org/spozoga/webrender-service
- 50. PhantomJS
- 51. PhantomJS - Error #1 Map is a pretty new structure. Use npm install harmony-collections -- save-dev and add "node_modules/harmony-collections/harmony- collections.min.js", to the karma config.
- 52. PhantomJS - Error #2 ORIGINAL EXCEPTION: TypeError: 'undefined' is not a function (evaluating 'window.requestAnimationFrame(callback)')
- 53. PhantomJS - Error #3 RangeError: Maximum call stack size exceeded. at quote (/Users/spozoga/dev/prerender/node_modules/phantom/shim.js: 1065) ………..
- 54. DevOps
- 55. VARNISH
- 58. The end