42 lines
986 B
TypeScript
42 lines
986 B
TypeScript
import {BehaviorSubject} from 'rxjs/BehaviorSubject';
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import {Rank} from '../../models/model-interfaces';
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export const LOAD = 'LOAD';
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export const ADD = 'ADD';
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export const EDIT = 'EDIT';
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export const REMOVE = 'REMOVE';
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export class RankStore {
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private ranks: Rank[] = [];
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items$ = new BehaviorSubject<Rank[]>([]);
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dispatch(action) {
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this.ranks = this._reduce(this.ranks, action);
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this.items$.next(this.ranks);
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}
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_reduce(ranks: Rank[], action) {
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switch (action.type) {
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case LOAD:
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return [...action.data];
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case ADD:
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return [...ranks, action.data];
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case EDIT:
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return ranks.map(decoration => {
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const editedRank = action.data;
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if (decoration._id !== editedRank._id) {
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return decoration;
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}
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return editedRank;
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});
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case REMOVE:
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return ranks.filter(decoration => decoration._id !== action.data._id);
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default:
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return ranks;
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}
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}
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}
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