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ng-indexed-db

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An IndexedDB Angular module wrapped in RXJS

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/** * @fileoverview added by tsickle * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ import { Observable } from 'rxjs'; import { TransactionModes } from './enums/transaction-modes'; /** * IndexedDB client */ var /** * IndexedDB client */ IndexedDatabase = /** @class */ (function () { function IndexedDatabase(database, upgraded, stores) { if (stores === void 0) { stores = []; } this.database = database; this.upgraded = upgraded; this.createTables(stores); } /** * If table has been upgrades, generates the recived stores * @param tables Tables metadata */ /** * If table has been upgrades, generates the recived stores * @param {?} tables Tables metadata * @return {?} */ IndexedDatabase.prototype.createTables = /** * If table has been upgrades, generates the recived stores * @param {?} tables Tables metadata * @return {?} */ function (tables) { var _this = this; if (this.upgraded) { tables.forEach((/** * @param {?} item * @return {?} */ function (item) { return _this.createTable(item); })); } }; /** * Generates one single sotre * @param storeName Store name */ /** * Generates one single sotre * @param {?} store * @return {?} */ IndexedDatabase.prototype.createTable = /** * Generates one single sotre * @param {?} store * @return {?} */ function (store) { /** @type {?} */ var keyPath = 'id'; this.database.createObjectStore(store.name, { keyPath: keyPath }); }; /** * Request a list with all store elements * @param storeName Store name */ /** * Request a list with all store elements * @template M * @param {?} storeName Store name * @return {?} */ IndexedDatabase.prototype.list = /** * Request a list with all store elements * @template M * @param {?} storeName Store name * @return {?} */ function (storeName) { var _this = this; return new Observable((/** * @param {?} observer * @return {?} */ function (observer) { /** @type {?} */ var store = _this.store(storeName, TransactionModes.READONLY); /** @type {?} */ var request = store.getAll(); request.onsuccess = (/** * @param {?} event * @return {?} */ function (event) { return observer.next(request.result); }); request.onerror = (/** * @param {?} event * @return {?} */ function (event) { return observer.error(request.error); }); })); }; /** * Request a single object found by the given key * @param storeName Store name * @param key Predicate key */ /** * Request a single object found by the given key * @template M * @param {?} storeName Store name * @param {?} key Predicate key * @return {?} */ IndexedDatabase.prototype.get = /** * Request a single object found by the given key * @template M * @param {?} storeName Store name * @param {?} key Predicate key * @return {?} */ function (storeName, key) { var _this = this; return new Observable((/** * @param {?} observer * @return {?} */ function (observer) { /** @type {?} */ var store = _this.store(storeName, TransactionModes.READONLY); /** @type {?} */ var request = store.get(key); request.onsuccess = (/** * @param {?} event * @return {?} */ function (event) { return observer.next(request.result); }); request.onerror = (/** * @param {?} event * @return {?} */ function (event) { return observer.error(request.error); }); })); }; /** * Request to store an element * @param storeName Store name * @param data data to store */ /** * Request to store an element * @template M * @param {?} storeName Store name * @param {?} data data to store * @return {?} */ IndexedDatabase.prototype.create = /** * Request to store an element * @template M * @param {?} storeName Store name * @param {?} data data to store * @return {?} */ function (storeName, data) { var _this = this; return new Observable((/** * @param {?} observer * @return {?} */ function (observer) { /** @type {?} */ var store = _this.store(storeName, TransactionModes.READWRITE); /** @type {?} */ var request = store.put(data); request.onsuccess = (/** * @param {?} event * @return {?} */ function (event) { return observer.next(data); }); request.onerror = (/** * @param {?} event * @return {?} */ function (event) { return observer.error(request.error); }); })); }; /** * Request to update an element * @param storeName Store name * @param data data to store */ /** * Request to update an element * @template M * @param {?} storeName Store name * @param {?} data data to store * @return {?} */ IndexedDatabase.prototype.update = /** * Request to update an element * @template M * @param {?} storeName Store name * @param {?} data data to store * @return {?} */ function (storeName, data) { var _this = this; return new Observable((/** * @param {?} observer * @return {?} */ function (observer) { /** @type {?} */ var store = _this.store(storeName, TransactionModes.READWRITE); /** @type {?} */ var request = store.put(data); request.onsuccess = (/** * @param {?} event * @return {?} */ function (event) { return observer.next(data); }); request.onerror = (/** * @param {?} event * @return {?} */ function (event) { return observer.error(request.error); }); })); }; /** * Request to delete an element with the given key * @param storeName Store name * @param key Element key to delete */ /** * Request to delete an element with the given key * @param {?} storeName Store name * @param {?} key Element key to delete * @return {?} */ IndexedDatabase.prototype.delete = /** * Request to delete an element with the given key * @param {?} storeName Store name * @param {?} key Element key to delete * @return {?} */ function (storeName, key) { var _this = this; return new Observable((/** * @param {?} observer * @return {?} */ function (observer) { /** @type {?} */ var store = _this.store(storeName, TransactionModes.READWRITE); /** @type {?} */ var request = store.delete(key); request.onsuccess = (/** * @param {?} event * @return {?} */ function (event) { return observer.next(true); }); request.onerror = (/** * @param {?} event * @return {?} */ function (event) { return observer.error(request.error); }); })); }; /** * Find the a store table by the given name * @param storeName Store name to find * @param mode Transaction mode */ /** * Find the a store table by the given name * @private * @param {?} storeName Store name to find * @param {?} mode Transaction mode * @return {?} */ IndexedDatabase.prototype.store = /** * Find the a store table by the given name * @private * @param {?} storeName Store name to find * @param {?} mode Transaction mode * @return {?} */ function (storeName, mode) { /** @type {?} */ var transaction = this.database.transaction(storeName, mode); /** @type {?} */ var store = transaction.objectStore(storeName); return store; }; return IndexedDatabase; }()); /** * IndexedDB client */ export { IndexedDatabase }; if (false) { /** * IndexedBD instance * @type {?} * @private */ IndexedDatabase.prototype.database; /** * Indicates if databases has been upgraded * @type {?} * @private */ IndexedDatabase.prototype.upgraded; } //# 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{ Observable } from 'rxjs';\n\nimport { TransactionModes } from './enums/transaction-modes';\nimport { NgStore } from './types/store.type';\n/**\n * IndexedDB client\n */\nexport class IndexedDatabase {\n\n  /** IndexedBD instance */\n  private database: IDBDatabase;\n\n  /** Indicates if databases has been upgraded */\n  private upgraded: boolean;\n\n  constructor(\n    database: IDBDatabase,\n    upgraded: boolean,\n    stores: NgStore[] = []\n  ) {\n    this.database = database;\n    this.upgraded = upgraded;\n    this.createTables(stores);\n  }\n  /**\n   * If table has been upgrades, generates the recived stores\n   * @param tables Tables metadata\n   */\n  createTables(tables: NgStore[]) {\n    if (this.upgraded) {\n      tables.forEach(item => this.createTable(item));\n    }\n  }\n  /**\n   * Generates one single sotre\n   * @param storeName Store name\n   */\n  createTable(store: NgStore) {\n    const keyPath = 'id';\n    this.database.createObjectStore(store.name, { keyPath });\n  }\n  /**\n   * Request a list with all store elements\n   * @param storeName Store name\n   */\n  list<M = any>(storeName: string): Observable<M[]> {\n    return new Observable<M[]>(observer => {\n      const store = this.store(storeName, TransactionModes.READONLY);\n      const request = store.getAll();\n      request.onsuccess = event => observer.next(request.result);\n      request.onerror = event => observer.error(request.error);\n    });\n  }\n  /**\n   * Request a single object found by the given key\n   * @param storeName Store name\n   * @param key Predicate key\n   */\n  get<M = any>(storeName: string, key: any): Observable<M> {\n    return new Observable<M>(observer => {\n      const store = this.store(storeName, TransactionModes.READONLY);\n      const request = store.get(key);\n      request.onsuccess = event => observer.next(request.result);\n      request.onerror = event => observer.error(request.error);\n    });\n  }\n  /**\n   * Request to store an element\n   * @param storeName Store name\n   * @param data data to store\n   */\n  create<M = any>(storeName: string, data: M): Observable<M> {\n    return new Observable<M>(observer => {\n      const store = this.store(storeName, TransactionModes.READWRITE);\n      const request = store.put(data);\n      request.onsuccess = event => observer.next(data);\n      request.onerror = event => observer.error(request.error);\n    });\n  }\n  /**\n   * Request to update an element\n   * @param storeName Store name\n   * @param data data to store\n   */\n  update<M = any>(storeName: string, data: M): Observable<M> {\n    return new Observable<M>(observer => {\n      const store = this.store(storeName, TransactionModes.READWRITE);\n      const request = store.put(data);\n      request.onsuccess = event => observer.next(data);\n      request.onerror = event => observer.error(request.error);\n    });\n  }\n  /**\n   * Request to delete an element with the given key\n   * @param storeName Store name\n   * @param key Element key to delete\n   */\n  delete(storeName: string, key: IDBValidKey): Observable<boolean> {\n    return new Observable<boolean>(observer => {\n      const store = this.store(storeName, TransactionModes.READWRITE);\n      const request = store.delete(key);\n      request.onsuccess = event => observer.next(true);\n      request.onerror = event => observer.error(request.error);\n    });\n  }\n  /**\n   * Find the a store table by the given name\n   * @param storeName Store name to find\n   * @param mode Transaction mode\n   */\n  private store(storeName: string, mode: TransactionModes): IDBObjectStore {\n    const transaction: IDBTransaction = this.database.transaction(storeName, mode);\n    const store: IDBObjectStore = transaction.objectStore(storeName);\n    return store;\n  }\n}\n"]}