Check for TL updates on server start

client/components/VersionChecker.vue

@@ -1,7 +1,7 @@
 <template>
 	<div id="version-checker" :class="[$store.state.versionStatus]">
 		<p v-if="$store.state.versionStatus === 'loading'">
-			Checking for updates...
+			Checking for updates…
 		</p>
 		<p v-if="$store.state.versionStatus === 'new-version'">
 			The Lounge <b>{{ $store.state.versionData.latest.version }}</b>
@@ -35,7 +35,7 @@
 		</template>
 		<template v-if="$store.state.versionStatus === 'error'">
 			<p>
-				Information about latest releases could not be retrieved.
+				Information about latest release could not be retrieved.
 			</p>
 
 			<button id="check-now" class="btn btn-small" @click="checkNow">Try again</button>
@@ -48,11 +48,6 @@ import socket from "../js/socket";
 
 export default {
 	name: "VersionChecker",
-	data() {
-		return {
-			status: "loading",
-		};
-	},
 	mounted() {
 		if (!this.$store.state.versionData) {
 			this.checkNow();

client/components/Windows/Changelog.vue

@@ -26,7 +26,7 @@
 					></div>
 				</template>
 				<template v-else>
-					<p>Unable to retrieve releases from GitHub.</p>
+					<p>Unable to retrieve changelog for current release from GitHub.</p>
 					<p>
 						<a
 							:href="

client/js/socket-events/changelog.js

@@ -24,6 +24,12 @@ socket.on("changelog", function(data) {
 	// When there is a button to refresh the checker available, display it when
 	// data is expired. Before that, server would return same information anyway.
 	if (data.expiresAt) {
-		setTimeout(() => store.commit("versionDataExpired", true), data.expiresAt - Date.now());
+		const expires = data.expiresAt - Date.now();
+
+		if (expires > 0) {
+			setTimeout(() => store.commit("versionDataExpired", true), expires);
+		} else {
+			store.commit("versionDataExpired", true);
+		}
 	}
 });

src/plugins/changelog.js

@@ -7,6 +7,7 @@ const pkg = require("../../package.json");
 const TIME_TO_LIVE = 15 * 60 * 1000; // 15 minutes, in milliseconds
 
 module.exports = {
+	isUpdateAvailable: false,
 	fetch,
 };
 
@@ -17,8 +18,10 @@ const versions = {
 };
 
 async function fetch() {
+	const time = Date.now();
+
 	// Serving information from cache
-	if (versions.current.changelog) {
+	if (versions.expiresAt > time) {
 		return versions;
 	}
 
@@ -36,11 +39,8 @@ async function fetch() {
 
 		updateVersions(response);
 
-		// Emptying cached information after reaching said expiration date
-		setTimeout(() => {
-			delete versions.current.changelog;
-			delete versions.latest;
-		}, TIME_TO_LIVE);
+		// Add expiration date to the data to send to the client for later refresh
+		versions.expiresAt = time + TIME_TO_LIVE;
 	} catch (error) {
 		log.error(`Failed to fetch changelog: ${error}`);
 	}
@@ -74,6 +74,8 @@ function updateVersions(response) {
 
 			// Find latest release or pre-release if current version is also a pre-release
 			if (!release.prerelease || release.prerelease === prerelease) {
+				module.exports.isUpdateAvailable = true;
+
 				versions.latest = {
 					prerelease: release.prerelease,
 					version: release.tag_name,
@@ -84,7 +86,4 @@ function updateVersions(response) {
 			}
 		}
 	}
-
-	// Add expiration date to the data to send to the client for later refresh
-	versions.expiresAt = Date.now() + TIME_TO_LIVE;
 }

src/server.js

@@ -241,6 +241,18 @@ module.exports = function(options = {}) {
 		}
 	});
 
+	changelog.fetch().then((versionData) => {
+		if (!versionData.latest) {
+			return;
+		}
+
+		log.info(
+			`The Lounge ${colors.green(
+				versionData.latest.version
+			)} is available. Read more on GitHub: ${versionData.latest.url}`
+		);
+	});
+
 	return server;
 };