72 lines
2.0 KiB
JavaScript
72 lines
2.0 KiB
JavaScript
/*global, IDBKeyRange*/
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"use strict";
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function ArchiveStorage(storage) {
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this.storage = storage;
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}
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ArchiveStorage.prototype = {
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constructor: {
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value: ArchiveStorage
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},
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setup: function (db) {
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if (db.objectStoreNames.contains('archive')) {
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db.deleteObjectStore('archive');
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}
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var store = db.createObjectStore('archive', {
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keyPath: 'archivedId'
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});
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store.createIndex("owner", "owner", {unique: false});
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},
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transaction: function (mode) {
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var trans = this.storage.db.transaction('archive', mode);
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return trans.objectStore('archive');
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},
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add: function (message, cb) {
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cb = cb || function () {};
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var request = this.transaction('readwrite').put(message);
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request.onsuccess = function () {
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cb(false, message);
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};
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request.onerror = cb;
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},
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get: function (id, cb) {
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cb = cb || function () {};
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if (!id) {
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return cb('not-found');
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}
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var request = this.transaction('readonly').get(id);
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request.onsuccess = function (e) {
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var res = request.result;
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if (res === undefined) {
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return cb('not-found');
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}
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request.result.acked = true;
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cb(false, request.result);
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};
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request.onerror = cb;
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},
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getAll: function (owner, cb) {
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cb = cb || function () {};
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var results = [];
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var store = this.transaction('readonly');
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var request = store.index('owner').openCursor(IDBKeyRange.only(owner));
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request.onsuccess = function (e) {
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var cursor = e.target.result;
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if (cursor) {
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cursor.value.acked = true;
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results.push(cursor.value);
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cursor.continue();
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} else {
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cb(false, results);
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}
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};
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request.onerror = cb;
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},
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};
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module.exports = ArchiveStorage;
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