vector-im-hydrogen-web/src/session.js

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export default class Session {
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// loginData has device_id, user_id, home_server, access_token
constructor(storage) {
this._storage = storage;
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this._session = null;
this._rooms = null;
}
// should be called before load
async setLoginData(loginData) {
const txn = this._storage.readWriteTxn([this._storage.storeNames.session]);
const session = {loginData};
txn.session.set(session);
await txn.complete();
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}
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async load() {
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const txn = this._storage.readTxn([
this._storage.storeNames.session,
this._storage.storeNames.roomSummary,
]);
// restore session object
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this._session = await txn.session.get();
if (!this._session) {
throw new Error("session store is empty");
}
// load rooms
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const rooms = await txn.roomSummary.getAll();
await Promise.all(rooms.map(roomSummary => {
const room = this.createRoom(room.roomId);
return room.load(roomSummary);
}));
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}
getRoom(roomId) {
return this._rooms[roomId];
}
createRoom(roomId) {
const room = new Room(roomId, this._storage);
this._rooms[roomId] = room;
return room;
}
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applySync(syncToken, accountData, txn) {
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this._session.syncToken = syncToken;
txn.session.setSession(this._session);
}
get syncToken() {
return this._session.syncToken;
}
get accessToken() {
return this._session.loginData.access_token;
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}
}