| var util2 = require('util2'); |
| var Settings = require('settings'); |
| var simply = require('ui/simply'); |
|
|
| var Wakeup = module.exports; |
|
|
| var cleanupGracePeriod = 60 * 5; |
|
|
| Wakeup.init = function() { |
| this._setRequests = []; |
| this._launchCallbacks = []; |
| this._loadData(); |
| this._cleanup(); |
| }; |
|
|
| Wakeup._loadData = function() { |
| this.state = Settings._loadData(null, 'wakeup', true) || {}; |
| this.state.wakeups = this.state.wakeups || {}; |
| }; |
|
|
| Wakeup._saveData = function() { |
| Settings._saveData(null, 'wakeup', this.state); |
| }; |
|
|
| Wakeup._cleanup = function() { |
| var id; |
| var ids = []; |
| for (id in this.state.wakeups) { |
| ids.push(id); |
| } |
| var cleanupTime = new Date().getTime() / 1000 - cleanupGracePeriod; |
| var deleted = false; |
| for (var i = 0, ii = ids.length; i < ii; ++i) { |
| id = ids[i]; |
| var wakeup = this.state.wakeups[id]; |
| if (wakeup.params.time < cleanupTime) { |
| deleted = true; |
| delete this.state.wakeups[id]; |
| } |
| } |
| if (deleted) { |
| this._saveData(); |
| } |
| }; |
|
|
| Wakeup.get = function(id) { |
| var wakeup = this.state.wakeups[id]; |
| if (wakeup) { |
| return { |
| id: id, |
| cookie: wakeup.cookie, |
| data: wakeup.data, |
| time: wakeup.params.time, |
| notifyIfMissed: !!wakeup.params.notifyIfMissed, |
| }; |
| } |
| }; |
|
|
| Wakeup.each = function(callback) { |
| var i = 0; |
| for (var id in this.state.wakeups) { |
| callback(this.get(id), i++); |
| } |
| }; |
|
|
| Wakeup.schedule = function(opt, callback) { |
| if (typeof opt !== 'object' || opt instanceof Date) { |
| opt = { time: opt }; |
| } |
| var cookie = opt.cookie || 0; |
| this._setRequests.push({ |
| params: opt, |
| data: opt.data, |
| callback: callback, |
| }); |
| simply.impl.wakeupSet(opt.time, cookie, opt.notifyIfMissed); |
| }; |
|
|
| Wakeup.cancel = function(id) { |
| if (id === 'all') { |
| this.state.wakeups = {}; |
| } else { |
| delete this.state.wakeups[id]; |
| } |
| simply.impl.wakeupCancel(id); |
| }; |
|
|
| Wakeup.launch = function(callback) { |
| if (this._launchEvent) { |
| callback(this._launchEvent); |
| } else { |
| this._launchCallbacks.push(callback); |
| } |
| }; |
|
|
| Wakeup._makeWakeupEvent = function(id, cookie) { |
| var wakeup = this.state.wakeups[id]; |
| var e = { |
| id: id, |
| cookie: cookie, |
| }; |
| if (wakeup) { |
| e.data = wakeup.data; |
| } |
| return e; |
| }; |
|
|
| Wakeup.emitSetResult = function(id, cookie) { |
| var req = this._setRequests.splice(0, 1)[0]; |
| if (!req) { |
| return; |
| } |
| var e; |
| if (typeof id === 'number') { |
| this.state.wakeups[id] = { |
| id: id, |
| cookie: cookie, |
| data: req.data, |
| params: req.params, |
| }; |
| this._saveData(); |
| e = this._makeWakeupEvent(id, cookie); |
| e.failed = false; |
| } else { |
| e = { |
| error: id, |
| failed: true, |
| cookie: cookie, |
| data: req.data, |
| }; |
| } |
| return req.callback(e); |
| }; |
|
|
| Wakeup.emitWakeup = function(id, cookie) { |
| var e; |
| if (id !== undefined) { |
| delete this.state.wakeups[id]; |
|
|
| e = this._makeWakeupEvent(id, cookie); |
| e.wakeup = true; |
| } else { |
| e = { |
| wakeup: false, |
| }; |
| } |
|
|
| this._saveData(); |
| this._launchEvent = e; |
|
|
| var callbacks = this._launchCallbacks; |
| this._launchCallbacks = []; |
| for (var i = 0, ii = callbacks.length; i < ii; ++i) { |
| if (callbacks[i](e) === false) { |
| return false; |
| } |
| } |
| }; |
|
|
