[Tech] Update Legendary. Replace XDG_CONFIG_HOME variable. Disallow u…

…ninstalling epic game if installing one (Heroic-Games-Launcher#3168)

* Update legendary to stop using XDG_CONFIG_HOME

* Disallow uninstalling epic game while an epic install is in progress

---------

Co-authored-by: Etaash Mathamsetty <etaash.mathamsetty@gmail.com>

public/locales/en/gamepage.json

@@ -6,6 +6,7 @@
             "title": "Change Games Install Path"
         },
         "choose": "Choose",
+        "close": "Close",
         "importpath": "Choose Game Folder to import",
         "move": {
             "message": "This can take a long time, are you sure?",
@@ -32,6 +33,7 @@
             "title": "Stop Installation"
         },
         "uninstall": {
+            "cannotUninstallEpic": "Epic games cannot be uninstalled while another Epic game is being installed.",
             "checkbox": "Remove prefix: {{prefix}}{{newLine}}Note: This can't be undone and will also remove not backed up save files.",
             "dlc": "Do you want to Uninstall this DLC?",
             "message": "Do you want to uninstall this game?",

src/backend/launcher.ts

@@ -397,24 +397,6 @@ function setupWineEnvVars(
   if (gameSettings.enableDXVKFpsLimit) {
     ret.DXVK_FRAME_RATE = gameSettings.DXVKFpsCap
   }
-  if (
-    gameSettings.showMangohud &&
-    !gameSettings.enviromentOptions.find(
-      ({ key }) => key === 'MANGOHUD_CONFIGFILE'
-    )
-  ) {
-    if (!process.env.XDG_CONFIG_HOME) {
-      ret.MANGOHUD_CONFIGFILE = join(
-        flatPakHome,
-        '.config/MangoHud/MangoHud.conf'
-      )
-    } else {
-      ret.MANGOHUD_CONFIGFILE = join(
-        process.env.XDG_CONFIG_HOME,
-        'MangoHud/MangoHud.conf'
-      )
-    }
-  }
   if (gameSettings.enableFSR) {
     ret.WINE_FULLSCREEN_FSR = '1'
     ret.WINE_FULLSCREEN_FSR_STRENGTH =

src/backend/storeManagers/legendary/library.ts

@@ -647,15 +647,15 @@ export async function runRunnerCommand(
 ): Promise<ExecResult> {
   const { dir, bin } = getLegendaryBin()
 
-  // Set XDG_CONFIG_HOME to a custom, Heroic-specific location so user-made
+  // Set LEGENDARY_CONFIG_PATH to a custom, Heroic-specific location so user-made
   // changes to Legendary's main config file don't affect us
   if (!options) {
     options = {}
   }
   if (!options.env) {
     options.env = {}
   }
-  options.env.XDG_CONFIG_HOME = dirname(legendaryConfigPath)
+  options.env.LEGENDARY_CONFIG_PATH = legendaryConfigPath
 
   const commandParts = commandToArgsArray(command)
 

src/frontend/components/UI/UninstallModal/index.tsx

@@ -1,5 +1,5 @@
 import './index.scss'
-import React, { useEffect, useState } from 'react'
+import React, { useContext, useEffect, useState } from 'react'
 import {
   Dialog,
   DialogContent,
@@ -10,6 +10,7 @@ import { useTranslation } from 'react-i18next'
 import { Runner } from 'common/types'
 import ToggleSwitch from '../ToggleSwitch'
 import { useNavigate, useLocation } from 'react-router-dom'
+import ContextProvider from 'frontend/state/ContextProvider'
 
 interface UninstallModalProps {
   appName: string
@@ -33,6 +34,7 @@ const UninstallModal: React.FC<UninstallModalProps> = function ({
   const [showUninstallModal, setShowUninstallModal] = useState(false)
   const navigate = useNavigate()
   const location = useLocation()
+  const { installingEpicGame } = useContext(ContextProvider)
 
   const checkIfIsNative = async () => {
     // This assumes native games are installed should be changed in the future
@@ -94,6 +96,33 @@ const UninstallModal: React.FC<UninstallModalProps> = function ({
 
   const showWineCheckbox = !isNative && !isDlc
 
+  // disallow uninstalling epic games if an epic game is being installed
+  if (installingEpicGame && runner === 'legendary') {
+    return (
+      <>
+        {showUninstallModal && (
+          <Dialog onClose={onClose} showCloseButton className="uninstall-modal">
+            <DialogHeader onClose={onClose}>
+              {t('gamepage:box.uninstall.title')}
+            </DialogHeader>
+            <DialogContent>
+              {t(
+                'gamepage:box.uninstall.cannotUninstallEpic',
+                'Epic games cannot be uninstalled while another Epic game is being installed.'
+              )}
+            </DialogContent>
+            <DialogFooter>
+              <button onClick={onClose} className={`button outline`}>
+                {t('box.close', 'Close')}
+              </button>
+            </DialogFooter>
+          </Dialog>
+        )}
+      </>
+    )
+  }
+
+  // normal dialog to uninstall a game
   return (
     <>
       {showUninstallModal && (

src/frontend/state/ContextProvider.tsx

@@ -25,6 +25,7 @@ const initialContext: ContextType = {
     login: async () => Promise.resolve(''),
     logout: async () => Promise.resolve()
   },
+  installingEpicGame: false,
   sideloadedLibrary: [],
   error: false,
   gameUpdates: [],

src/frontend/state/GlobalState.tsx

@@ -806,10 +806,15 @@ class GlobalState extends PureComponent<Props> {
       hiddenGames,
       settingsModalOpen,
       hideChangelogsOnStartup,
-      lastChangelogShown
+      lastChangelogShown,
+      libraryStatus
     } = this.state
     const isRTL = RTL_LANGUAGES.includes(language)
 
+    const installingEpicGame = libraryStatus.some(
+      (game) => game.status === 'installing' && game.runner === 'legendary'
+    )
+
     return (
       <ContextProvider.Provider
         value={{
@@ -834,6 +839,7 @@ class GlobalState extends PureComponent<Props> {
             login: this.amazonLogin,
             logout: this.amazonLogout
           },
+          installingEpicGame,
           setLanguage: this.setLanguage,
           isRTL,
           refresh: this.refresh,

src/frontend/types.ts

@@ -71,6 +71,7 @@ export interface ContextType {
     login: (data: NileRegisterData) => Promise<string>
     logout: () => Promise<void>
   }
+  installingEpicGame: boolean
   allTilesInColor: boolean
   setAllTilesInColor: (value: boolean) => void
   setSideBarCollapsed: (value: boolean) => void