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import AccessorUtilities from '../../lib/utils/accessor';
import RecentSearchesServiceError from './recent_searches_service_error';
class RecentSearchesService {
constructor(localStorageKey = 'issuable-recent-searches') {
this.localStorageKey = localStorageKey;
}
fetch() {
if (!RecentSearchesService.isAvailable()) {
const error = new RecentSearchesServiceError();
return Promise.reject(error);
}
const input = window.localStorage.getItem(this.localStorageKey);
let searches = [];
if (input && input.length > 0) {
try {
searches = JSON.parse(input);
} catch (err) {
return Promise.reject(err);
}
}
return Promise.resolve(searches);
}
save(searches = []) {
if (!RecentSearchesService.isAvailable()) return;
window.localStorage.setItem(this.localStorageKey, JSON.stringify(searches));
}
static isAvailable() {
return AccessorUtilities.canUseLocalStorage();
}
}
export default RecentSearchesService;
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