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hydrogen-web/src/matrix/storage/idb/create.js
2019-05-11 15:41:46 +02:00

36 lines
1.3 KiB
JavaScript

import Storage from "./storage.js";
import { openDatabase } from "./utils.js";
export default async function createIdbStorage(databaseName) {
const db = await openDatabase(databaseName, createStores, 1);
return new Storage(db);
}
function createStores(db) {
db.createObjectStore("session", {keyPath: "key"});
// any way to make keys unique here? (just use put?)
db.createObjectStore("roomSummary", {keyPath: "roomId"});
// need index to find live fragment? prooobably ok without for now
db.createObjectStore("timelineFragments", {keyPath: ["roomId", "id"]});
// needs roomId separate because it might hold a gap and no event
const timelineEvents = db.createObjectStore("timelineEvents", {keyPath: ["event.room_id", "fragmentId", "eventIndex"]});
timelineEvents.createIndex("byEventId", [
"event.room_id",
"event.event_id"
], {unique: true});
db.createObjectStore("roomState", {keyPath: [
"roomId",
"event.type",
"event.state_key"
]});
// const roomMembers = db.createObjectStore("roomMembers", {keyPath: [
// "event.room_id",
// "event.content.membership",
// "event.state_key"
// ]});
// roomMembers.createIndex("byName", ["room_id", "content.name"]);
}