fune/browser/components/asrouter/modules/ASRouterDefaultConfig.jsm

71 lines
2.5 KiB
JavaScript

/* vim: set ts=2 sw=2 sts=2 et tw=80: */
/* 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";
const EXPORTED_SYMBOLS = ["ASRouterDefaultConfig"];
const { ASRouter } = ChromeUtils.import(
"resource:///modules/asrouter/ASRouter.jsm"
);
const { TelemetryFeed } = ChromeUtils.importESModule(
"resource://activity-stream/lib/TelemetryFeed.sys.mjs"
);
const { ASRouterParentProcessMessageHandler } = ChromeUtils.import(
"resource:///modules/asrouter/ASRouterParentProcessMessageHandler.jsm"
);
const { SpecialMessageActions } = ChromeUtils.importESModule(
"resource://messaging-system/lib/SpecialMessageActions.sys.mjs"
);
const { ASRouterPreferences } = ChromeUtils.import(
"resource:///modules/asrouter/ASRouterPreferences.jsm"
);
const { QueryCache } = ChromeUtils.import(
"resource:///modules/asrouter/ASRouterTargeting.jsm"
);
const { ActivityStreamStorage } = ChromeUtils.import(
"resource://activity-stream/lib/ActivityStreamStorage.jsm"
);
const createStorage = async telemetryFeed => {
// "snippets" is the name of one storage space, but these days it is used
// not for snippet-related data (snippets were removed in bug 1715158),
// but storage for impression or session data for all ASRouter messages.
//
// We keep the name "snippets" to avoid having to do an IndexedDB database
// migration.
const dbStore = new ActivityStreamStorage({
storeNames: ["sectionPrefs", "snippets"],
telemetry: {
handleUndesiredEvent: e => telemetryFeed.SendASRouterUndesiredEvent(e),
},
});
// Accessing the db causes the object stores to be created / migrated.
// This needs to happen before other instances try to access the db, which
// would update only a subset of the stores to the latest version.
try {
await dbStore.db; // eslint-disable-line no-unused-expressions
} catch (e) {
return Promise.reject(e);
}
return dbStore.getDbTable("snippets");
};
const ASRouterDefaultConfig = () => {
const router = ASRouter;
const telemetry = new TelemetryFeed();
const messageHandler = new ASRouterParentProcessMessageHandler({
router,
preferences: ASRouterPreferences,
specialMessageActions: SpecialMessageActions,
queryCache: QueryCache,
sendTelemetry: telemetry.onAction.bind(telemetry),
});
return {
router,
messageHandler,
createStorage: createStorage.bind(null, telemetry),
};
};