mirror of https://github.com/espruino/BangleApps
90 lines
2.6 KiB
JavaScript
90 lines
2.6 KiB
JavaScript
var dataStreams = {}; // Will hold directions to Datastreams and units, with above keys
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var FILE = "usgs.json";
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// Load settings
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var settings = Object.assign({
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loc: '03272100',
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keys: {'Gage height': true, 'Discharge': true, 'Temperature, water': true},
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shortenedName: {"Gage height":"Ga","Discharge":"Dis","Temperature, water":"Temp"},
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tempUnitF: true,
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}, require('Storage').readJSON(FILE, true) || {});
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function fetchStartup() {
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uri = "https://labs.waterdata.usgs.gov/sta/v1.1/Things('USGS-" +
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settings.loc +
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"')/Datastreams?$expand=Observations($orderby=phenomenonTime%20desc;$top=1;$select=result)&$select=unitOfMeasurement,description";
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if (Bangle.http) {
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Bangle.http(uri, {timeout:10000}).then(d => handleStartup(JSON.parse(d.resp).value));
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}
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}
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function handleStartup(data) {
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for (var key1 in data) {
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desc = data[key1].description.split(" / ")[0];
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if (settings.keys[desc]) {
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if (data[key1].unitOfMeasurement.symbol === "degC" && settings.tempUnitF) {
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symbol = "F";
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result = (data[key1].Observations[0].result * 9 / 5) + 32;
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} else {
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symbol = data[key1].unitOfMeasurement.symbol;
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result = data[key1].Observations[0].result;
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}
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dataStreams[desc] = JSON.parse(
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'{"unit":"' +
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symbol +
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'","value":"' +
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result +
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'"}'
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);
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}
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}
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displayData(dataStreams);
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}
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function displayData(dataStreams) {
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g.clear();
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g.setFont("Vector",20);
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g.setFontAlign(0,0);
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string = "";
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for (var key in dataStreams) {
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unit = dataStreams[key].unit;
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value = dataStreams[key].value;
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if (settings.shortenedName[key]) {
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name = settings.shortenedName[key];
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} else {
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name = key;
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}
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string += name+": "+value+" "+unit+"\n";
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}
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var date = new Date();
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var hours = date.getHours();
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var minutes = date.getMinutes();
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var seconds = date.getSeconds();
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// Format the time as a string
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var timeString = hours.toString().padStart(2, "0") + ":" +
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minutes.toString().padStart(2, "0") + ":" +
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seconds.toString().padStart(2,"0");
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E.showMessage(string,timeString);
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}
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function handleButton() {
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switch(nPress) {
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case 1:
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fetchStartup();
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break;
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case 2:
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Bangle.showLauncher();
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break;
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default:
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Bangle.buzz(50);
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}
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nPress=0;
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}
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fetchStartup();
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nPress = 0;
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tPress = 0;
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setWatch(() => {
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nPress++;
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clearTimeout(tPress);
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tPress = setTimeout(() => {handleButton();}, 500);
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}, (process.env.HWVERSION==2) ? BTN1 : BTN2, {repeat: true, edge: "rising"});
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