98 lines
2.7 KiB
JavaScript
98 lines
2.7 KiB
JavaScript
/* Magic Mirror
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* Module: MMM-covid19
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*
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* Author: Sebastian Mark
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* CC-BY-SA (https://creativecommons.org/licenses/by-sa/4.0/deed.de)
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* for civil use only
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*/
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Module.register("MMM-covid19", {
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defaults: {
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region: "Bonn",
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updateInterval: 3 * 60 * 60 * 1000, // 4h
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fadeSpeed: 0,
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showHeader: true,
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appendLocationNameToHeader: true,
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data_url: "https://rp-online.de/app/interaktiv_server/data/rki_nrw_mapped.json.php",
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},
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cases: {
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new7: "N/A",
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active: "N/A",
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total: "N/A",
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death: "N/A",
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cured: "N/A",
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trend: "N/A",
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ts: "N/A",
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},
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start: function() {
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// init module and set update intervall
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var self = this;
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Log.log(this.name + ' is started!');
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self.update_data();
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setInterval(function() {
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self.update_data();
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self.updateDom(this.config.fadeSpeed);
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}, this.config.updateInterval);
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},
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getHeader: function() {
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// set module header
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if (this.config.showHeader) {
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this.data.header = "COVID-19 Daten";
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if (this.config.appendLocationNameToHeader) {
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this.data.header += " für " + this.config.region;
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}
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}
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return this.data.header;
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},
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getStyles: function () {
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// load custom css for module
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return ["MMM-covid19.css"];
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},
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getTemplate: function () {
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// load template for layout
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return 'MMM-covid19.njk';
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},
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getTemplateData: function () {
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// pass variables to template
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return { cases: this.cases }
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},
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update_data: function() {
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// get and parse json data from source
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var xmlHttp = new XMLHttpRequest();
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xmlHttp.open( "GET", this.config.data_url, false ); // false for synchronous request
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xmlHttp.send( null );
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data = JSON.parse(xmlHttp.responseText);
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// extract data
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this.cases.new7 = data[this.config.region]["last_7"];
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this.cases.active = data[this.config.region]["active"];
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this.cases.total = data[this.config.region]["cases"];
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this.cases.death = data[this.config.region]["tot"];
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this.cases.cured = data[this.config.region]["gesund"];
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this.cases.ts = data[this.config.region]["date"];
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// determine trend:
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// calc this and last weeks cases and substract
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// result is the difference of new cases between this and last week
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// +10: red (arrow up)
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// +0: orange (arrow up)
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// 0: normal (arrow right)
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// -0: green (arrow down)
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currentToLastWeekDiff = (data[this.config.region]["last_7"] * 2) - data[this.config.region]["last_14"]
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if (currentToLastWeekDiff > 10) {
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this.cases.trend = "<span class=bad>↗</span>";
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} else if (currentToLastWeekDiff > 0) {
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this.cases.trend = "<span class=warn>↗</span>";
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} else if (currentToLastWeekDiff == 0) {
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this.cases.trend = "→";
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} else if (currentToLastWeekDiff < 0) {
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this.cases.trend = "<span class=good>↘</span>";
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}
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},
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});
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