Initial commit

flow/send_to_display.js

@@ -0,0 +1,84 @@
+exports.id = 'sendtodisplay';
+exports.title = 'Send to display';
+exports.group = 'Worksys';
+exports.color = '#5D9CEC';
+exports.version = '0.0.1';
+exports.output = 2;
+exports.input = 2;
+exports.author = 'Rastislav Kovac';
+exports.icon = 'cloud-upload';
+
+const { execSync } = require('child_process');
+
+exports.install = function(instance) {
+
+	const getDepartures = setInterval(checkIfWeHaveDepartures, 60000);
+	let departures = [];
+	let firstDepartureTime = getCurrentTimeFormatted();
+
+	function checkIfWeHaveDepartures() {
+		if (departures.length === 0) instance.send(1, "reload");
+	}
+
+	instance.on('1', flowdata => {
+		departures = flowdata.data;
+	})
+
+	instance.on('close', function() {
+		clearInterval(getDepartures);
+	})
+
+	instance.on('0', function(_) {
+
+		// for some reason new Date() function does not set month and year in local timezone, so we use "timedatectl" command
+		let dateFromCommand = execSync("timedatectl", {}).toString();
+
+		let first = dateFromCommand.search("time:");
+		let last = dateFromCommand.search(" CE");
+		dateFromCommand = dateFromCommand.slice(first, last);  //Thu 2022-04-07 13:38:03
+
+		const d = new Date(dateFromCommand);
+		let hour = d.getHours();
+		let minute = d.getMinutes();
+		console.log('******hour, minute', hour, minute)
+
+		if (minute < 10) minute = `0${minute}`;
+		if (hour < 10) hour = `0${hour}`;
+
+		const now = `${hour}:${minute}`;
+
+		console.log('******--------', firstDepartureTime, now);
+		console.log('******--------', firstDepartureTime < now);
+
+		if (firstDepartureTime < now) {
+
+			let departures_filtered = departures.filter(departure => {
+				const timeOfDeparture = departure[1];
+				if (now < timeOfDeparture) return true;
+				return false;
+			})
+
+			if (departures_filtered.length > 0) firstDepartureTime = departures_filtered[0][1];
+			else firstDepartureTime = "00:00";
+
+			instance.send(0, departures_filtered.slice(0, 10));
+		}
+
+	})
+
+}
+
+
+function getCurrentTimeFormatted() {
+	const now = new Date(); // Get the current date and time
+
+	const hours = now.getHours(); // Get the current hour (0-23)
+	const minutes = now.getMinutes(); // Get the current minute (0-59)
+
+	// Pad with leading zero if the number is less than 10
+	const formattedHours = hours < 10 ? '0' + hours : hours;
+	const formattedMinutes = minutes < 10 ? '0' + minutes : minutes;
+
+	return `${formattedHours}:${formattedMinutes}`;
+}
+