146 lines
3.5 KiB
JavaScript
146 lines
3.5 KiB
JavaScript
// @flow
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import {
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observable,
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action,
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computed,
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ObservableMap,
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runInAction,
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autorunAsync,
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} from 'mobx';
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import { client } from 'utils/ApiClient';
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import _ from 'lodash';
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import invariant from 'invariant';
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import stores from 'stores';
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import Document from 'models/Document';
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import ErrorsStore from 'stores/ErrorsStore';
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import CacheStore from 'stores/CacheStore';
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const DOCUMENTS_CACHE_KEY = 'DOCUMENTS_CACHE_KEY';
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type Options = {
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cache: CacheStore,
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};
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class DocumentsStore {
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@observable recentlyViewedIds: Array<string> = [];
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@observable data: Map<string, Document> = new ObservableMap([]);
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@observable isLoaded: boolean = false;
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@observable isFetching: boolean = false;
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errors: ErrorsStore;
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cache: CacheStore;
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/* Computed */
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@computed get recentlyViewed(): Array<Document> {
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return _.filter(this.data.values(), ({ id }) =>
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this.recentlyViewedIds.includes(id)
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);
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}
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@computed get recentlyEdited(): Array<Document> {
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// $FlowIssue
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return this.data.values();
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}
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@computed get starred(): Array<Document> {
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return _.filter(this.data.values(), 'starred');
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}
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/* Actions */
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@action fetchAll = async (request: string = 'list'): Promise<*> => {
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this.isFetching = true;
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try {
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const res = await client.post(`/documents.${request}`);
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invariant(res && res.data, 'Document list not available');
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const { data } = res;
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runInAction('DocumentsStore#fetchAll', () => {
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data.forEach(document => {
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this.data.set(document.id, new Document(document));
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});
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this.isLoaded = true;
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});
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return data;
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} catch (e) {
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this.errors.add('Failed to load documents');
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} finally {
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this.isFetching = false;
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}
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};
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@action fetchRecentlyViewed = async (): Promise<*> => {
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const data = await this.fetchAll('viewed');
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runInAction('DocumentsStore#fetchRecentlyViewed', () => {
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this.recentlyViewedIds = _.map(data, 'id');
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});
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};
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@action fetchStarred = async (): Promise<*> => {
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await this.fetchAll('starred');
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};
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@action fetch = async (id: string): Promise<*> => {
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this.isFetching = true;
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try {
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const res = await client.post('/documents.info', { id });
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invariant(res && res.data, 'Document not available');
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const { data } = res;
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const document = new Document(data);
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runInAction('DocumentsStore#fetch', () => {
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this.data.set(data.id, document);
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this.isLoaded = true;
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});
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return document;
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} catch (e) {
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this.errors.add('Failed to load documents');
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} finally {
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this.isFetching = false;
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}
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};
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@action add = (document: Document): void => {
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this.data.set(document.id, document);
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};
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@action remove = (id: string): void => {
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this.data.delete(id);
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};
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getById = (id: string): ?Document => {
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return this.data.get(id);
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};
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getByUrl = (url: string): ?Document => {
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return _.find(this.data.values(), { url });
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};
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constructor(options: Options) {
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this.errors = stores.errors;
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this.cache = options.cache;
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this.cache.getItem(DOCUMENTS_CACHE_KEY).then(data => {
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if (data) {
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data.forEach(document => this.add(new Document(document)));
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}
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});
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autorunAsync('DocumentsStore.persists', () => {
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if (this.data.size) {
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this.cache.setItem(
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DOCUMENTS_CACHE_KEY,
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Array.from(this.data.values()).map(collection => collection.data)
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);
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}
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});
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}
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}
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export default DocumentsStore;
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