mirror of https://github.com/espruino/BangleApps
55 lines
2.4 KiB
JavaScript
55 lines
2.4 KiB
JavaScript
// Return an array of all alarms
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exports.getAlarms = function() {
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return require("Storage").readJSON("sched.json",1)||[];
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};
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// Write a list of alarms back to storage
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exports.setAlarms = function(alarms) {
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return require("Storage").writeJSON("sched.json",alarms);
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};
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// Return an alarm object based on ID
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exports.getAlarm = function(id) {
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return exports.getAlarms().find(a=>a.id==id);
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};
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// Given a list of alarms from getAlarms, return a list of active alarms for the given time (or current time if time not specified)
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exports.getActiveAlarms = function(alarms, time) {
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if (!time) time = new Date();
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var currentTime = (time.getHours()*3600000)+(time.getMinutes()*60000)+(time.getSeconds()*1000)
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+10000;// get current time - 10s in future to ensure we alarm if we've started the app a tad early
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return alarms.filter(a=>a.on&&(a.t<currentTime)&&(a.last!=time.getDate()) && (!a.date || a.date==time.toISOString().substr(0,10))).sort((a,b)=>a.t-b.t);
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}
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// Set an alarm object based on ID. Leave 'alarm' undefined to remove it
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exports.setAlarm = function(id, alarm) {
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var alarms = exports.getAlarms().filter(a=>a.id!=id);
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if (alarm !== undefined) {
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alarm.id = id;
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if (alarm.dow===undefined) alarm.dow = 0b1111111;
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if (alarm.on!==false) alarm.on=true;
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if (alarm.timer) { // if it's a timer, set the start time as a time from *now*
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var time = new Date();
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var currentTime = (time.getHours()*3600000)+(time.getMinutes()*60000)+(time.getSeconds()*1000);
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alarm.t = currentTime + alarm.timer;
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}
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alarms.push(alarm);
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}
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exports.setAlarms(alarms);
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};
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/// Get time until the given alarm (object). Return undefined if alarm not enabled, or if 86400000 or more, alarm could be *more* than a day in the future
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exports.getTimeToAlarm = function(alarm, time) {
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if (!alarm) return undefined;
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if (!time) time = new Date();
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var active = alarm.on && (alarm.dow>>time.getDay())&1 && (!alarm.date || alarm.date==time.toISOString().substr(0,10));
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if (!active) return undefined;
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var currentTime = (time.getHours()*3600000)+(time.getMinutes()*60000)+(time.getSeconds()*1000);
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var t = alarm.t-currentTime;
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if (alarm.last == time.getDate() || t < -60000) t += 86400000;
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return t;
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};
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/// Force a reload of the current alarms and widget
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exports.reload = function() {
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eval(require("Storage").read("sched.boot.js"));
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if (WIDGETS["alarm"]) {
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WIDGETS["alarm"].reload();
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Bangle.drawWidgets();
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}
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};
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