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"use strict";
/*
* Deals with controlling time.
*
* More specifically: replaying of past events, fast forwarding, pausing,
* etc.
*
* The interface is a bit bloated at the moment, though.
*/
var nmsTime = nmsTime || {
_now: undefined,
_handle: undefined,
_stopTime: undefined,
};
nmsTime.replayEvent = function () {
var eStart = setTree(
nmsData,
["config", "config", "data", "start"],
"2018-03-23T00:00:00+0200"
);
nmsTime._stopTime = new Date(
setTree(
nmsData,
["config", "config", "data", "end"],
"2018-04-01T14:30:00+0200"
)
);
nmsTime.setNow(eStart);
nmsTime.startPlayback(60);
};
nmsTime.isRealTime = function () {
if (nmsTime._now == undefined && nmsTime._handle == undefined) return true;
return false;
};
nmsTime.startNowPicker = function () {
$.datetimepicker.setLocale("no");
$("#nowPicker").datetimepicker("destroy");
var now;
if (nmsTime._now == undefined) now = new Date();
else now = nmsTime._now;
now.setSeconds(0);
now.setMilliseconds(0);
var datepicker = $("#nowPicker").datetimepicker({
value: now,
step: 1,
mask: false,
inline: true,
todayButton: true,
validateOnBlur: false,
dayOfWeekStart: 1,
maxDate: "+1970/01/01",
onSelectDate: function (ct, $i) {
document.getElementById("nowPicker").dataset.iso = new Date(ct.valueOf());
},
onSelectTime: function (ct, $i) {
document.getElementById("nowPicker").dataset.iso = new Date(ct.valueOf());
},
onGenerate: function (ct, $i) {
document.getElementById("nowPicker").dataset.iso = new Date(ct.valueOf());
},
});
};
nmsTime.setNow = function (now) {
var newDate = new Date(now);
newDate.setSeconds(0);
newDate.setMilliseconds(0);
newDate.setMinutes(newDate.getMinutes() - (newDate.getMinutes() % 1));
nmsTime._now = newDate;
nmsTime._updateData();
};
nmsTime._updateData = function () {
nmsData.now = nmsTime._now.getTime() / 1000;
};
nmsTime.realTime = function () {
nmsTime.stopPlayback();
nmsTime._now = undefined;
nmsData.now = undefined;
};
/*
* Step a fixed amount of time, measured in minutes.
*
* Try to align this to whole 5 minutes. It will be enforced in future
* backend versions to avoid bloating the cache and thus also stressing the
* database
*/
nmsTime.step = function (amount) {
if (nmsTime._now == null) throw "Stepping without nmsTime._now";
if (amount == 0 || amount == undefined) throw "Invalid step";
if (nmsTime._now.getTime() + amount * 1000 * 60 > Date.now()) {
nmsTime.realTime();
return;
}
if (
nmsTime._stopTime != undefined &&
nmsTime._now.getTime() >= nmsTime._stopTime.getTime()
) {
nmsTime.stopPlayback();
nmsTime._stopTime = undefined;
}
nmsTime._now.setMinutes(nmsTime._now.getMinutes() + amount);
nmsTime._updateData();
};
/*
* Step based on key-press. Same as step() but stops playback if it's
* active and allows you to rewind from a "live" map.
*/
nmsTime.stepKey = function (amount) {
nmsTime.stopPlayback();
if (nmsTime._now == undefined) {
nmsTime.setNow(Date.now());
}
nmsTime.step(amount);
};
/*
* Target of setInterval() when replaying.
*/
nmsTime._tick = function () {
nmsTime.step(nmsTime._speed);
};
/*
* We now have a time (presumably), start playback.
*
* Aborts if the time provided is greater than real time.
*
* Gondul does not _yet_ support fast forwarding into the future.
*/
nmsTime.startPlayback = function (speed) {
if (nmsTime._handle) nmsTime.stopPlayback();
if (nmsTime._now.getTime() > Date.now()) {
nmsTime.stopPlayback();
return;
}
nmsTime._speed = speed;
nmsTime._handle = setInterval(nmsTime._tick, 2000);
};
nmsTime.togglePause = function () {
if (nmsTime._handle) {
nmsTime.stopPlayback();
} else {
if (nmsTime.isRealTime()) {
nmsTime.setNow(Date.now());
} else {
nmsTime.startPlayback(nmsTime._speed ? nmsTime._speed : 60);
}
}
};
nmsTime.stopPlayback = function () {
if (nmsTime._handle) clearInterval(nmsTime._handle);
nmsTime._handle = undefined;
};
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