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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
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
});
// Frequency at which SYSTEM_TICK events are fired
export const SYSTEM_TICK_INTERVAL = 5 * 60 * 1000;
export class SystemTickFeed {
init() {
this._idleService = Cc["@mozilla.org/widget/useridleservice;1"].getService(
Ci.nsIUserIdleService
);
this._hasObserver = false;
this.setTimer();
}
setTimer() {
this.intervalId = lazy.setInterval(() => {
if (this._idleService.idleTime > SYSTEM_TICK_INTERVAL) {
this.cancelTimer();
Services.obs.addObserver(this, "user-interaction-active");
this._hasObserver = true;
return;
}
this.dispatchTick();
}, SYSTEM_TICK_INTERVAL);
}
cancelTimer() {
lazy.clearInterval(this.intervalId);
this.intervalId = null;
}
observe() {
this.dispatchTick();
Services.obs.removeObserver(this, "user-interaction-active");
this._hasObserver = false;
this.setTimer();
}
dispatchTick() {
ChromeUtils.idleDispatch(() =>
this.store.dispatch({ type: at.SYSTEM_TICK })
);
}
onAction(action) {
switch (action.type) {
case at.INIT:
this.init();
break;
case at.UNINIT:
this.cancelTimer();
if (this._hasObserver) {
Services.obs.removeObserver(this, "user-interaction-active");
this._hasObserver = false;
}
break;
}
}
}