43 lines
938 B
TypeScript
43 lines
938 B
TypeScript
// #docplaster
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// #docregion
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export class Crisis {
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constructor(public id: number, public name: string) { }
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}
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const CRISES = [
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new Crisis(1, 'Dragon Burning Cities'),
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new Crisis(2, 'Sky Rains Great White Sharks'),
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new Crisis(3, 'Giant Asteroid Heading For Earth'),
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new Crisis(4, 'Procrastinators Meeting Delayed Again'),
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];
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let crisesPromise = Promise.resolve(CRISES);
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// #docregion
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import { Injectable } from '@angular/core';
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@Injectable()
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export class CrisisService {
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static nextCrisisId = 100;
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getCrises() { return crisesPromise; }
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getCrisis(id: number | string) {
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return crisesPromise
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.then(crises => crises.find(crisis => crisis.id === +id));
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}
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// #enddocregion
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addCrisis(name: string) {
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name = name.trim();
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if (name) {
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let crisis = new Crisis(CrisisService.nextCrisisId++, name);
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crisesPromise.then(crises => crises.push(crisis));
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}
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}
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// #docregion
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}
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// #enddocregion
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