var api_base_url_sensors = '/api/1/sensor/type/Wassertemperatur?mode=consolidated&format=c3';
var api_base_url_weather = '/api/1/openweathermap/city/3319578?mode=consolidated&format=c3';
+var api_url_currentair = '/api/1/currentairtemperature';
+var api_url_currentwater = '/api/1/currentwatertemperature';
+var refresh_interval = 5 * 60 * 1000;
function dayschart(element, title, days, xtickformat) {
var chartdata;
url: api_base_url_sensors + beginend(days),
mimeType: 'json',
xs: {
- '0316a2193bff': '0316a2193bff_x',
- '0316a21383ff': '0316a21383ff_x'
+ '0416a1ac66ff': '0416a1ac66ff_x',
+ '0516a207a4ff': '0516a207a4ff_x',
+ '0416a1bab9ff': '0416a1bab9ff_x',
+ '0316a2193bff': '0316a2193bff_x'
},
names: {
- '0316a2193bff': 'Wassertemperatur in 4 m Tiefe',
- '0316a21383ff': 'Wassertemperatur in 5 m Tiefe'
+ '0416a1ac66ff': 'Wassertemperatur 30cm Tiefe',
+ '0516a207a4ff': 'Wassertemperatur 50cm Tiefe',
+ '0416a1bab9ff': 'Wassertemperatur 1m Tiefe',
+ '0316a2193bff': 'Wassertemperatur in 30 cm Tiefe'
},
xFormat: '%Y-%m-%d %H:%M:%S',
+ // https://en.wikipedia.org/wiki/Web_colors
colors: {
- '0316a2193bff': 'lightblue',
- '0316a21383ff': 'darkblue'
+ '0416a1ac66ff': 'lightskyblue',
+ '0516a207a4ff': 'royalblue',
+ '0416a1bab9ff': 'mediumblue',
+ '0316a2193bff': 'midnightblue'
+ },
+ /*
+ xSort: false,
+ order: function (a, b) {
+ // gets 2 x objects. seems to be a "sort function" for js's sort()
+ // -1: a before b etc.
+ // only handle cases that appear in the wild
+ // console.log("a.id", a.id, "b.id", b.id);
+ if (a.id == '0416a1ac66ff') {return -1};
+ if (a.id == '0416a1bab9ff') {return 1};
}
+ */
};
} else {
chartdata = {
var chart = c3.generate({
bindto: '#' + element,
size: {
- width: document.getElementById(element).parentElement.clientWidth * 80 / 100
+ width: getwidth(element)
+ },
+ onresized: function () {
+ chart.resize({
+ width: getwidth(element)
+ });
+ // chart.flush();
},
transition: {
duration: null
text: title
},
data: chartdata,
+ point: {
+ r: 1.5 // default 2.5
+ },
axis: {
x: {
type: 'timeseries',
tick: {
- format: xtickformat,
+ format: function (d) {
+ var strftimeDE = strftime.localizeByIdentifier('de_DE');
+ return strftimeDE(xtickformat, new Date(d));
+ },
fit: false,
multiline: true, // broken? so →
rotate: -90
},
zoom: {
enabled: true,
+ /*
onzoomend: function (domain) {
- // UNIX epoch
- var start = domain[0].getTime()/1000;
- var end = domain[1].getTime()/1000;
- var duration = end - start;
- // duration is now the diff of the "viewport in seconds"
- // FIXME
- var days = Math.round(duration / 86400 / 2);
+ var duration = (domain[1] - domain[0]) / 1000; // duration is now the diff of the "viewport in seconds"
+ // FIXME?
+ var days = duration / 86400;
if (days > 0) {
- loaddays(days);
+ loaddays(this, element, days); // this = chart
}
}
+ */
},
tooltip: {
format: {
+ // TODO: maybe move to top
name: function (name, ratio, id, index) {
- var re = /\d m/;
- var res = re.exec(name);
- return res;
+ var prefix = '';
+ if (element.substr(0, 7) == 'chart_w') {
+ var re = /\d+ ?c?m/;
+ prefix = 'Wasser ';
+ } else {
+ var re = /Luft/;
+ };
+ var result = re.exec(name);
+ return prefix + result;
},
value: function (value, ratio, id, index) {
return value.toFixed(2) + '°';
},
- title: function (x) {
- // TODO: format datetime into something readable
- return x;
+ title: function (datetime) {
+ // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/toLocaleString
+ options = {
+ weekday: 'short',
+ year: 'numeric', month: 'numeric', day: 'numeric',
+ hour: 'numeric', minute: 'numeric', second: 'numeric',
+ timeZone: 'Europe/Vienna', timeZoneName: 'short'
+ };
+ return datetime.toLocaleString('de-AT', options);
}
}
},
{axis: 'y', start: 100, end: 999, class: 'region-boiling'}
]
});
+
+ // reload data in charts
+ // TODO: this is basically the same as the unused loaddays function below
+ setInterval(
+ function() {
+ if (element.substr(0, 7) == 'chart_w') {
+ console.log("water");
+ chart.load({
+ url: api_base_url_sensors + beginend(days),
+ mimeType: 'json'
+ });
+ chart.flush();
+ } else {
+ console.log("air");
+ chart.load({
+ url: api_base_url_weather + beginend(days),
+ mimeType: 'json'
+ });
+ chart.flush();
+ }
+ },
+ refresh_interval
+ );
};
-function loaddays(days) {
- chart.load({
- url: api_base_url_sensors + beginend(days),
- mimeType: 'json'
- });
+function loaddays(chart, element, days) {
+ // TODO: maybe move to top or factor out somehow
+ if (element.substr(0, 7) == 'chart_w') {
+ chart.load({
+ url: api_base_url_sensors + beginend(days),
+ mimeType: 'json'
+ });
+ } else {
+ chart.load({
+ url: api_base_url_weather + beginend(days),
+ mimeType: 'json'
+ });
+ }
}
function beginend(days) {
var now = Date.now();
- var end = new Date(now).toISOString().substr(0, 19); // 2018-06-13T16:52:30.995Z
- var begin = new Date(now - days * 60*60*24 * 1000).toISOString().substr(0, 19);
+
+ // TODO: this timezone calculation relies on the browser being in Europe/Vienna
+ var refdate = new Date(now);
+ var offset = refdate.getTimezoneOffset(); // -120 for UTC+2
+
+ var end = new Date(now - offset * 60 * 1000).toISOString().substr(0, 19); // 2018-06-13T16:52:30.995Z
+ var begin = new Date(now - days * 60*60*24 * 1000 - offset * 60 * 1000).toISOString().substr(0, 19);
return '&begin=' + begin + '&end=' + end;
}
+function getwidth(element) {
+ return document.getElementById(element).parentElement.clientWidth * 80 / 100;
+}
+
dayschart('chart_water_1', 'Der See (Tag)', 1, '%H:%M');
dayschart('chart_water_7', 'Der See (Woche)', 7, '%a %d');
-dayschart('chart_water_31', 'Der See (Monat)', 31, 'Woche %V');
-dayschart('chart_water_365', 'Der See (Jahr)', 365, '%b %d');
+dayschart('chart_water_31', 'Der See (Monat)', 31, '%Y-%m-%d');
+dayschart('chart_water_365', 'Der See (Jahr)', 365, '%b %Y');
dayschart('chart_air_1', 'Die Luft (Tag)', 1, '%H:%M');
dayschart('chart_air_7', 'Die Luft (Woche)', 7, '%a %d');
-dayschart('chart_air_31', 'Die Luft (Monat)', 31, 'Woche %V');
-dayschart('chart_air_365', 'Die Luft (Jahr)', 365, '%b %d');
+dayschart('chart_air_31', 'Die Luft (Monat)', 31, '%Y-%m-%d');
+dayschart('chart_air_365', 'Die Luft (Jahr)', 365, '%b %Y');
+
+// reload current values
+setInterval(
+ function() {
+ var airvalue = document.getElementById('currentairvalue');
+ var airtime = document.getElementById('currentairtime');
+ var watervalue = document.getElementById('currentwatervalue');
+ var watertime = document.getElementById('currentwatertime');
+ fetch(api_url_currentair)
+ .then((resp) => resp.json())
+ .then(function(data) {
+ airvalue.innerText = data['value'].toFixed(1);
+ airtime.innerText = strftime('%Y-%m-%d H:%M', data['timestamp']);
+ })
+ .catch(function(error) {
+ // handle error
+ });
+ fetch(api_url_currentwater)
+ .then((resp) => resp.json())
+ .then(function(data) {
+ watervalue.innerText = data['value'].toFixed(1);
+ watertime.innerText = strftime('%Y-%m-%d H:%M', data['timestamp']);
+ })
+ .catch(function(error) {
+ // handle error
+ });
+ },
+ refresh_interval
+);