33 lines
842 B
JavaScript
33 lines
842 B
JavaScript
import { uniqWith, isEqual } from 'lodash';
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import { MAX_HISTORY_SIZE } from '../constants';
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class RecentSearchesStore {
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constructor(initialState = {}, allowedKeys) {
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this.state = {
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isLocalStorageAvailable: true,
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recentSearches: [],
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allowedKeys,
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...initialState,
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};
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}
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addRecentSearch(newSearch) {
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this.setRecentSearches([newSearch].concat(this.state.recentSearches));
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return this.state.recentSearches;
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}
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setRecentSearches(searches = []) {
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const trimmedSearches = searches.map(search =>
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typeof search === 'string' ? search.trim() : search,
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);
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// Do object equality check to remove duplicates.
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this.state.recentSearches = uniqWith(trimmedSearches, isEqual).slice(0, MAX_HISTORY_SIZE);
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return this.state.recentSearches;
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}
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}
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export default RecentSearchesStore;
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