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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";
const { actionCreators: ac, actionTypes: at } = ChromeUtils.importESModule(
"resource://activity-stream/common/Actions.sys.mjs"
);
/**
* NewTabInit - A placeholder for now. This will send a copy of the state to all
* newly opened tabs.
*/
class NewTabInit {
constructor() {
this._repliedEarlyTabs = new Map();
}
reply(target) {
// Skip this reply if we already replied to an early tab
if (this._repliedEarlyTabs.get(target)) {
return;
}
const action = {
type: at.NEW_TAB_INITIAL_STATE,
data: this.store.getState(),
};
this.store.dispatch(ac.AlsoToOneContent(action, target));
// Remember that this early tab has already gotten a rehydration response in
// case it thought we lost its initial REQUEST and asked again
if (this._repliedEarlyTabs.has(target)) {
this._repliedEarlyTabs.set(target, true);
}
}
onAction(action) {
switch (action.type) {
case at.NEW_TAB_STATE_REQUEST:
this.reply(action.meta.fromTarget);
break;
case at.NEW_TAB_INIT:
// Initialize data for early tabs that might REQUEST twice
if (action.data.simulated) {
this._repliedEarlyTabs.set(action.data.portID, false);
}
break;
case at.NEW_TAB_UNLOAD:
// Clean up for any tab (no-op if not an early tab)
this._repliedEarlyTabs.delete(action.meta.fromTarget);
break;
}
}
}
const EXPORTED_SYMBOLS = ["NewTabInit"];
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