42 lines
978 B
TypeScript
42 lines
978 B
TypeScript
import {BehaviorSubject} from 'rxjs/BehaviorSubject';
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import {Squad} 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 SquadStore {
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private squads: Squad[] = [];
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items$ = new BehaviorSubject<Squad[]>([]);
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dispatch(action) {
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this.squads = this._reduce(this.squads, action);
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this.items$.next(this.squads);
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}
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_reduce(squads: Squad[], 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 [...squads, action.data];
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case EDIT:
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return squads.map(squad => {
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const editedSquad = action.data;
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if (squad._id !== editedSquad._id) {
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return squad;
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}
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return editedSquad;
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});
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case REMOVE:
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return squads.filter(squad => squad._id !== action.data._id);
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default:
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return squads;
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}
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}
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}
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