42 lines
983 B
TypeScript
42 lines
983 B
TypeScript
import {BehaviorSubject} from "rxjs/BehaviorSubject";
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import {AppUser} 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 AppUserStore {
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private appUsers: AppUser[] = [];
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items$ = new BehaviorSubject<AppUser[]>([]);
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dispatch(action) {
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this.appUsers = this._reduce(this.appUsers, action);
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this.items$.next(this.appUsers);
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}
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_reduce(users: AppUser[], 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 [...users, action.data];
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case EDIT:
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return users.map(user => {
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const editedUser = action.data;
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if (user._id !== editedUser._id) {
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return user;
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}
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return editedUser;
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});
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case REMOVE:
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return users.filter(user => user._id !== action.data._id);
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default:
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return users;
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}
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}
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}
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