RVVHelper.js

/* Magic Mirror
 * Node Helper: MMM-RVV
 *
 * By sebikolon https://github.com/sebikolon
 * MIT Licensed.
 */

module.exports = {
	// Prints the input text to the browser console, if enabled in the config.
	// This might help you to check, if MMM-RVV is fetching the correct data
	printToConsole : function(textToLog, config){
		if (config.logToConsole === true) {
			console.log(textToLog);
		}
	},

	// padWithZeros: function(n) {
	// 	return n < 10 ? "0" + n: n;
	// },

	getRemainingMinutes: function(sDeparture) {
		if (sDeparture.length != 5){
			return sDeparture;
		}
		let dtNow = new Date();
		let dtGiven = new Date(
			dtNow.getFullYear(),
			dtNow.getMonth(),
			dtNow.getDate(),
			sDeparture.substr(0,2),
			sDeparture.substr(3,2),
			dtNow.getSeconds());

		// If the bus is departing on the next day, increment the day property
		if (dtNow.getHours() > sDeparture.substr(0,2)) {
			dtGiven.setDate(dtGiven.getDate() + 1);
		}

		let diff = (dtGiven.getTime() - dtNow.getTime()) / 1000;
		diff /= 60;
		return Math.round(diff);
	},

	addTrip: function(tripObj, trips, config){

		// Calculate remaining minutes
		tripObj.remainingMinutes = this.getRemainingMinutes(tripObj.departure);

		// Check special conditions
		if (trips.length > 0) {
			// Case 1: Remove the first of 2 duplicated trips for route "Graßer Weg" => "Schwabenstraße"
			if (tripObj.direction === "Schwabenstraße" && config.stop_from_ID === 4014037){
				if ((tripObj.departure).substr(3,2) - (trips[trips.length -1].departure).substr(3,2) === 2)
				{
					trips.pop();
				}
			}
			// Case 2: tbd.
			// Case 3: tbd.
			// Case 4: tbd.
			// ...
		}

		// Check, if trip limit is already reached
		if (trips.length >= config.maximumTripsToShow) {
			this.printToConsole("MMM-RVV could fetch more trips, but they were limited to " + config.maximumTripsToShow + " trips. Aborting the fetch.", config);
			limitReached = true;
		}
		else {
			trips.push(tripObj);
		}
		return trips;
	}
};