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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
var EXPORTED_SYMBOLS = [
"RotaryEngine",
"RotaryRecord",
"RotaryStore",
"RotaryTracker",
];
const { Store, SyncEngine, LegacyTracker } = ChromeUtils.import(
"resource://services-sync/engines.js"
);
const { CryptoWrapper } = ChromeUtils.import(
"resource://services-sync/record.js"
);
const { SerializableSet, Utils } = ChromeUtils.import(
"resource://services-sync/util.js"
);
/*
* A fake engine implementation.
* This is used all over the place.
*
* Complete with record, store, and tracker implementations.
*/
function RotaryRecord(collection, id) {
CryptoWrapper.call(this, collection, id);
}
RotaryRecord.prototype = {};
Object.setPrototypeOf(RotaryRecord.prototype, CryptoWrapper.prototype);
Utils.deferGetSet(RotaryRecord, "cleartext", ["denomination"]);
function RotaryStore(name, engine) {
Store.call(this, name, engine);
this.items = {};
}
RotaryStore.prototype = {
async create(record) {
this.items[record.id] = record.denomination;
},
async remove(record) {
delete this.items[record.id];
},
async update(record) {
this.items[record.id] = record.denomination;
},
async itemExists(id) {
return id in this.items;
},
async createRecord(id, collection) {
let record = new RotaryRecord(collection, id);
if (!(id in this.items)) {
record.deleted = true;
return record;
}
record.denomination = this.items[id] || "Data for new record: " + id;
return record;
},
async changeItemID(oldID, newID) {
if (oldID in this.items) {
this.items[newID] = this.items[oldID];
}
delete this.items[oldID];
},
async getAllIDs() {
let ids = {};
for (let id in this.items) {
ids[id] = true;
}
return ids;
},
async wipe() {
this.items = {};
},
};
Object.setPrototypeOf(RotaryStore.prototype, Store.prototype);
function RotaryTracker(name, engine) {
LegacyTracker.call(this, name, engine);
}
RotaryTracker.prototype = {};
Object.setPrototypeOf(RotaryTracker.prototype, LegacyTracker.prototype);
function RotaryEngine(service) {
SyncEngine.call(this, "Rotary", service);
// Ensure that the engine starts with a clean slate.
this.toFetch = new SerializableSet();
this.previousFailed = new SerializableSet();
}
RotaryEngine.prototype = {
_storeObj: RotaryStore,
_trackerObj: RotaryTracker,
_recordObj: RotaryRecord,
async _findDupe(item) {
// This is a Special Value® used for testing proper reconciling on dupe
// detection.
if (item.id == "DUPE_INCOMING") {
return "DUPE_LOCAL";
}
for (let [id, value] of Object.entries(this._store.items)) {
if (item.denomination == value) {
return id;
}
}
return null;
},
};
Object.setPrototypeOf(RotaryEngine.prototype, SyncEngine.prototype);
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