Added update checker

server/src/main.ts

@@ -9,6 +9,8 @@ import { wss } from './app'
 import { Settings } from './types'
 import { NotLoggedIn } from './helpers/errors'
 
+import { GUI_PACKAGE } from './helpers/paths'
+
 const Downloader = deemix.downloader.Downloader
 const { Single, Collection, Convertable } = deemix.types.downloadObjects
 export const defaultSettings: Settings = deemix.settings.DEFAULTS
@@ -20,7 +22,10 @@ export const getAccessToken = deemix.utils.deezer.getAccessToken
 export const getArlFromAccessToken = deemix.utils.deezer.getArlFromAccessToken
 
 export const deemixVersion = require('../node_modules/deemix/package.json').version
+const currentVersionTemp = JSON.parse(String(fs.readFileSync(GUI_PACKAGE))).version
+export const currentVersion = currentVersionTemp === '0.0.0' ? 'continuous' : currentVersionTemp
 let deezerAvailable: boolean | null = null
+let latestVersion: string | null = null
 
 export async function isDeezerAvailable(): Promise<boolean> {
 	if (deezerAvailable === null) {
@@ -44,6 +49,54 @@ export async function isDeezerAvailable(): Promise<boolean> {
 	return deezerAvailable
 }
 
+export async function getLatestVersion(force = false): Promise<string | null> {
+	if ((latestVersion === null || force) && !settings.disableUpdateCheck) {
+		let response
+		try {
+			response = await got.get('https://deemix.app/gui/latest', {
+				https: {
+					rejectUnauthorized: false
+				}
+			})
+		} catch (e) {
+			console.trace(e)
+			latestVersion = 'NotFound'
+			return latestVersion
+		}
+		latestVersion = response.body.trim()
+	}
+	return latestVersion
+}
+
+function parseVersion(version: string | null): any {
+	if (version === null || version === 'continuous' || version === 'NotFound') return null
+	try {
+		const matchResult = version.match(/(\d+)\.(\d+)\.(\d+)-r(\d)+\.(.+)/) || []
+		return {
+			year: parseInt(matchResult[1]),
+			month: parseInt(matchResult[2]),
+			day: parseInt(matchResult[3]),
+			revision: parseInt(matchResult[4]),
+			commit: matchResult[5] || ''
+		}
+	} catch (e) {
+		console.trace(e)
+		return null
+	}
+}
+
+export function isUpdateAvailable(): boolean {
+	const currentVersionObj: any = parseVersion(currentVersion)
+	const latestVersionObj: any = parseVersion(latestVersion)
+	if (currentVersionObj === null || latestVersionObj === null) return false
+	if (latestVersionObj.year > currentVersionObj.year) return true
+	if (latestVersionObj.month > currentVersionObj.month) return true
+	if (latestVersionObj.day > currentVersionObj.day) return true
+	if (latestVersionObj.revision > currentVersionObj.revision) return true
+	if (latestVersionObj.commit !== currentVersionObj.commit) return true
+	return false
+}
+
 export const plugins: any = {
 	// eslint-disable-next-line new-cap
 	spotify: new deemix.plugins.spotify()

server/src/routes/api/get/checkForUpdates.ts

@@ -0,0 +1,16 @@
+import { ApiHandler } from '../../../types'
+import { getLatestVersion, isUpdateAvailable } from '../../../main'
+
+const path: ApiHandler['path'] = '/checkForUpdates'
+
+const handler: ApiHandler['handler'] = async (_, res) => {
+	const latestCommit = await getLatestVersion()
+	res.send({
+		latestCommit,
+		updateAvailable: isUpdateAvailable()
+	})
+}
+
+const apiHandler: ApiHandler = { path, handler }
+
+export default apiHandler

server/src/routes/api/get/index.ts

@@ -16,6 +16,7 @@ import getUserSpotifyPlaylists from './getUserSpotifyPlaylists'
 import getUserFavorites from './getUserFavorites'
 import getQueue from './getQueue'
 import spotifyStatus from './spotifyStatus'
+import checkForUpdates from './checkForUpdates'
 
 export default [
 	albumSearch,
@@ -35,5 +36,6 @@ export default [
 	getUserSpotifyPlaylists,
 	getUserFavorites,
 	getQueue,
-	spotifyStatus
+	spotifyStatus,
+	checkForUpdates
 ]

server/src/routes/index.ts

@@ -1,9 +1,8 @@
-import fs from 'fs'
 import express from 'express'
 // @ts-expect-error
 import { Deezer } from 'deezer-js'
-import { GUI_PACKAGE } from '../helpers/paths'
-import { sessionDZ, getQueue, deemixVersion, isDeezerAvailable, plugins } from '../main'
+import { consoleInfo } from '../helpers/errors'
+import { sessionDZ, getQueue, deemixVersion, currentVersion, isDeezerAvailable, plugins, getSettings } from '../main'
 
 const router = express.Router()
 let update: any = null
@@ -13,12 +12,10 @@ router.get('/connect', async (req, res) => {
 	const dz = sessionDZ[req.session.id]
 
 	if (!update) {
-		const currentVersion = JSON.parse(String(fs.readFileSync(GUI_PACKAGE))).version
-		console.log(currentVersion)
+		consoleInfo(`Currently running deemix-gui version ${currentVersion}`)
+		consoleInfo(`deemix-lib version ${deemixVersion}`)
 		update = {
-			currentCommit: currentVersion === '0.0.0' ? 'continuous' : currentVersion,
-			latestCommit: null,
-			updateAvailable: false,
+			currentCommit: currentVersion,
 			deemixVersion
 		}
 	}
@@ -28,9 +25,12 @@ router.get('/connect', async (req, res) => {
 		autologin: !dz.logged_in,
 		currentUser: dz.current_user,
 		deezerAvailable: await isDeezerAvailable(),
-		spotifyEnabled: plugins.spotify.enabled
+		spotifyEnabled: plugins.spotify.enabled,
+		settingsData: getSettings()
 	}
 
+	if (result.settingsData.settings.autoCheckForUpdates) result.checkForUpdates = true
+
 	const queue = getQueue()
 
 	if (Object.keys(queue.queue).length > 0) {