MMM-SpaceLaunchNow.js

Module.register("MMM-SpaceLaunchNow", {

	// Default module config.
	defaults: {
		updateInterval: 60 * 60 * 1000,
		animationSpeed: 1000,
		lang: config.language,
		records: 5,
		modus: "past",
		showExtraInfo: false,
		showColumnHeader: false,
		initialLoadDelay: 2500,
		retryDelay: 2500,
		headerText: "SpaceLaunchNow",
		maxWidthWide: 30,
		maxWidthSmall: 12,
		apiBase: "https://spacelaunchnow.me/api/3.3.0/launch",
		tableClass: "small",
		spacexlogo: "https://upload.wikimedia.org/wikipedia/commons/thumb/3/36/SpaceX-Logo-Xonly.svg/1280px-SpaceX-Logo-Xonly.svg.png",
		nasalogo: "https://tinyurl.com/s2ddgbr",
		anderslogo: "https://i.pinimg.com/originals/7d/44/1f/7d441fa1467d5e2e92d6b2622455c586.png",
	},

	// Define required scripts.
	getScripts: function () {
		return ["moment.js"];
	},

	// Define required stylescripts.
	getStyles: function () {
		return ["MMM-SpaceLaunchNow.css"];
	},

	// Define start sequence.
	start: function () {
		Log.info("Starting module: " + this.name);

		// Set locale.
		moment.locale(config.language);

		this.launch = [];
		this.loaded = false;
		this.scheduleUpdate(this.config.initialLoadDelay);

		this.updateTimer = null;

	},

	// Override dom generator.
	getDom: function () {
		var wrapper = document.createElement("div");

		var shortDesc = true;
		switch (this.data.position) {
			case "top_bar":
			case "bottom_bar":
			case "middle_center":
			case "upper_third":
			case "lower_third":
				shortDesc = false;
				break;
		}

		if (!this.loaded) {
			wrapper.innerHTML = this.translate("LOADING");
			wrapper.className = "dimmed light small";
			return wrapper;
		}

		var table = document.createElement("table");
		table.className = this.config.tableClass;

		if (this.config.showColumnHeader) {
			table.appendChild(this.getTableHeaderRow());
		}

		var recordCount = 0;

		for (var s in this.launch.results) {
			if (recordCount > this.config.records) { break; }

			var launch = this.launch.results[s];

			var launchRow = document.createElement("tr");
			table.appendChild(launchRow);

			var rocket = document.createElement("td");
			rocket.innerHTML = launch.rocket.configuration.name;
			launchRow.appendChild(rocket);

			if (this.config.showExtraInfo) {
				var agency = document.createElement("td");
				if (launch.rocket.configuration.launch_service_provider.length > 12 && shortDesc == true) {
					agency.innerHTML = launch.rocket.configuration.launch_service_provider.slice(0, 12) + "...";
				} else if (launch.rocket.configuration.launch_service_provider.length > this.config.maxWidthWide) {
					agency.innerHTML = launch.rocket.configuration.launch_service_provider.slice(0, this.config.maxWidthWide) + "...";
				} else {
					agency.innerHTML = launch.rocket.configuration.launch_service_provider;
				}
				launchRow.appendChild(agency);
			}

			var mission = document.createElement("td");
			if (!launch.mission) {
				mission.innerHTML = "Unknown";
			} else {
				if (launch.mission.name.length > 12 && shortDesc == true) {
					mission.innerHTML = launch.mission.name.slice(0, 12) + "...";
				} else if (launch.mission.name.length > this.config.maxWidthWide) {
					mission.innerHTML = launch.mission.name.slice(0, this.config.maxWidthWide) + "...";;
				} else {
					mission.innerHTML = launch.mission.name;
				}
			}
			launchRow.appendChild(mission);

			var launchSite = document.createElement("td");
			if (launch.pad.name.length > 12 && shortDesc == true) {
				launchSite.innerHTML = launch.pad.name.slice(0, 12) + "...";
			} else if (launch.pad.name.length > this.config.maxWidthWide) {
				launchSite.innerHTML = launch.pad.name.slice(0, this.config.maxWidthWide) + "...";;
			} else {
				launchSite.innerHTML = launch.pad.name;
			}
			launchRow.appendChild(launchSite);

			var launchDate = document.createElement("td");
			var timestamp = new Date(launch.net);
			if (this.config.showExtraInfo) {
				var localLaunchDate = timestamp.toString().slice(4, 11) + "- " + timestamp.toString().slice(16, 21);
			} else {
				var localLaunchDate = timestamp.toString().slice(4, 11);
			}
			launchDate.innerHTML = localLaunchDate;
			launchRow.appendChild(launchDate);

			var status = document.createElement("td");
			status.innerHTML = launch.status.name;
			launchRow.appendChild(status);

			recordCount++;
		}

		return table;
	},

	// Override getHeader method.
	getHeader: function () {
		this.data.header = this.config.headerText + " - " + this.config.modus.toUpperCase() + " LAUNCHES";
		return this.data.header;
	},

	// Requests new data from launch Api.
	updateLaunchData: function () {
		var endpoint = "";
		if (this.config.modus === "upcoming") {
			endpoint = "upcoming/?format=json";
		} else if (this.config.modus === "past") {
			endpoint = "previous/?format=json";
		}

		var url = this.config.apiBase + "/" + endpoint;
		var self = this;
		var retry = true;

		var apiRequest = new XMLHttpRequest();
		apiRequest.open("GET", url, true);
		apiRequest.onreadystatechange = function () {
			if (this.readyState === 4) {
				if (this.status === 200) {
					self.processLaunch(JSON.parse(this.response));
				}
				else if (this.status === 401) {
					self.updateDom(self.config.animationSpeed);
					retry = true;
				}
				else {
					Log.error(self.name + ": Could not load launch data.");
				}

				if (retry) {
					self.scheduleUpdate((self.loaded) ? -1 : self.config.retryDelay);
				}
			}
		};
		apiRequest.send();
	},

	// processLaunch
	processLaunch: function (data) {
		this.launch = data;

		this.show(this.config.animationSpeed, { lockString: this.identifier });
		this.loaded = true;
		this.updateDom(this.config.animationSpeed);
	},

	// Schedule next update.
	scheduleUpdate: function (delay) {
		var nextLoad = this.config.updateInterval;
		if (typeof delay !== "undefined" && delay >= 0) {
			nextLoad = delay;
		}

		var self = this;
		clearTimeout(this.updateTimer);
		this.updateTimer = setTimeout(function () {
			self.updateLaunchData();
		}, nextLoad);
	},

	getTableHeaderRow: function () {
		var thRocket = document.createElement("th");
		thRocket.appendChild(document.createTextNode("Rocket"));
		if (this.config.showExtraInfo) {
			var thAgency = document.createElement("th");
			thAgency.appendChild(document.createTextNode("Agency"));
		}
		var thMission = document.createElement("th");
		thMission.appendChild(document.createTextNode("Mission"));
		var thLaunchSite = document.createElement("th");
		thLaunchSite.appendChild(document.createTextNode("Site"));
		var thLaunchDate = document.createElement("th");
		thLaunchDate.appendChild(document.createTextNode("Date"));
		var thStatus = document.createElement("th");
		thStatus.appendChild(document.createTextNode("Status"));

		var thead = document.createElement("thead");
		thead.appendChild(thRocket);
		if (this.config.showExtraInfo) {
			thead.appendChild(thAgency);
		}
		thead.appendChild(thMission);
		thead.appendChild(thLaunchSite);
		thead.appendChild(thLaunchDate);
		thead.appendChild(thStatus);

		return thead;
	},
});