feat(): Epic Offline Mode for offline launches

app/src/main/java/app/gamenative/PrefManager.kt

@@ -496,6 +496,14 @@ object PrefManager {
             setPref(STEAM_OFFLINE_MODE, value)
         }
 
+    private val EPIC_OFFLINE_MODE = booleanPreferencesKey("epic_offline_mode")
+    var epicOfflineMode: Boolean
+        get() = getPref(EPIC_OFFLINE_MODE, false)
+        set(value) {
+            setPref(EPIC_OFFLINE_MODE, value)
+        }
+
+
     private val USE_LEGACY_DRM = booleanPreferencesKey("use_legacy_drm")
     var useLegacyDRM: Boolean
         get() = getPref(USE_LEGACY_DRM, false)

app/src/main/java/app/gamenative/service/epic/EpicGameLauncher.kt

@@ -36,14 +36,10 @@ object EpicGameLauncher {
         return try {
             val params = mutableListOf<String>()
 
-            // Do offline play if offline.
+            // Offline launch if offline (either via the container settings or the device)
             if (offline) {
-                if (game.canRunOffline) {
                     Timber.tag("EPIC").i("Launching ${game.appName} in offline mode (no authentication)")
                     return Result.success(params)
-                } else {
-                    Timber.tag("EPIC").w("${game.appName} cannot run offline, will attempt online launch")
-                }
             }
 
             Timber.tag("EPIC").d("Launching ${game.appName} online, getting game launch token...")

app/src/main/java/app/gamenative/ui/component/dialog/GeneralTab.kt

@@ -330,13 +330,7 @@ fun GeneralTabContent(
             state = config.forceDlc,
             onCheckedChange = { state.config.value = config.copy(forceDlc = it) },
         )
-//        SettingsSwitch(
-//            colors = settingsTileColorsAlt(),
-//            title = { Text(text = stringResource(R.string.local_saves_only)) },
-//            subtitle = { Text(text = stringResource(R.string.local_saves_only_description)) },
-//            state = config.localSavesOnly,
-//            onCheckedChange = { state.config.value = config.copy(localSavesOnly = it) },
-//        )
+
         SettingsSwitch(
             colors = settingsTileColorsAlt(),
             title = { Text(text = stringResource(R.string.use_legacy_drm)) },
@@ -359,6 +353,13 @@ fun GeneralTabContent(
             state = config.steamOfflineMode,
             onCheckedChange = { state.config.value = config.copy(steamOfflineMode = it) },
         )
+        SettingsSwitch(
+            colors = settingsTileColorsAlt(),
+            title = { Text(text = stringResource(R.string.epic_offline_mode)) },
+            subtitle = { Text(text = stringResource(R.string.epic_offline_mode_description)) },
+            state = config.epicOfflineMode,
+            onCheckedChange = { state.config.value = config.copy(epicOfflineMode = it) },
+        )
         SettingsSwitch(
             colors = settingsTileColorsAlt(),
             title = { Text(text = stringResource(R.string.launch_steam_client_beta)) },

app/src/main/java/app/gamenative/ui/screen/xserver/XServerScreen.kt

@@ -1977,7 +1977,7 @@ fun XServerScreen(
                                 xServerView!!.getxServer(),
                                 containerVariantChanged,
                                 onGameLaunchError,
-                                navigateBack,
+                                isOffline
                             )
                             if (!PluviaApp.isActivityInForeground && !neverSuspend) {
                                 PluviaApp.xEnvironment?.onPause()
@@ -2992,16 +2992,13 @@ private fun setupXEnvironment(
     bootToContainer: Boolean,
     testGraphics: Boolean,
     xServerState: MutableState<XServerState>,
-    // xServerViewModel: XServerViewModel,
     envVars: EnvVars,
-    // generateWinePrefix: Boolean,
     container: Container?,
     appLaunchInfo: LaunchInfo?,
-    // shortcut: Shortcut?,
     xServer: XServer,
     containerVariantChanged: Boolean,
     onGameLaunchError: ((String) -> Unit)? = null,
-    navigateBack: () -> Unit,
+    offline: Boolean = false
 ): XEnvironment {
     ProcessHelper.hardKillStaleWineProcesses()
 
@@ -3121,7 +3118,7 @@ private fun setupXEnvironment(
             }
         }
         gameExecutable = "wine explorer /desktop=shell," + xServer.screenInfo + " " +
-            getWineStartCommand(context, appId, container, bootToContainer, testGraphics, appLaunchInfo, envVars, guestProgramLauncherComponent, gameSource) +
+            getWineStartCommand(context, appId, container, bootToContainer, testGraphics, appLaunchInfo, envVars, guestProgramLauncherComponent, gameSource, offline) +
             (if (container.execArgs.isNotEmpty()) " " + container.execArgs else "")
         preInstallCommands = PreInstallSteps.getPreInstallCommands(
             container,
@@ -3414,6 +3411,7 @@ private fun getWineStartCommand(
     envVars: EnvVars,
     guestProgramLauncherComponent: GuestProgramLauncherComponent,
     gameSource: GameSource,
+    offline: Boolean
 ): String {
     val tempDir = File(container.getRootDir(), ".wine/drive_c/windows/temp")
     FileUtils.clear(tempDir)
@@ -3512,7 +3510,8 @@ private fun getWineStartCommand(
         // Get Epic launch parameters
         Timber.tag("XServerScreen").d("Building Epic launch parameters for ${game.appName}...")
         val runArguments: List<String> = runBlocking {
-            val result = EpicService.buildLaunchParameters(context, container, game, false)
+            val offlineLaunch = offline || container.isEpicOfflineMode;
+            val result = EpicService.buildLaunchParameters(context, container, game, offlineLaunch)
             if (result.isFailure) {
                 Timber.tag("XServerScreen").e(result.exceptionOrNull(), "Failed to build Epic launch parameters")
             }

app/src/main/java/app/gamenative/utils/ContainerUtils.kt

@@ -118,6 +118,7 @@ object ContainerUtils {
             forceDlc = PrefManager.forceDlc,
             localSavesOnly = PrefManager.localSavesOnly,
             steamOfflineMode = PrefManager.steamOfflineMode,
+            epicOfflineMode = PrefManager.epicOfflineMode,
             useLegacyDRM = PrefManager.useLegacyDRM,
             unpackFiles = PrefManager.unpackFiles,
             suspendPolicy = PrefManager.suspendPolicy,
@@ -202,6 +203,7 @@ object ContainerUtils {
         PrefManager.forceDlc = containerData.forceDlc
         PrefManager.localSavesOnly = containerData.localSavesOnly
         PrefManager.steamOfflineMode = containerData.steamOfflineMode
+        PrefManager.epicOfflineMode = containerData.epicOfflineMode
         PrefManager.useLegacyDRM = containerData.useLegacyDRM
         PrefManager.unpackFiles = containerData.unpackFiles
         PrefManager.suspendPolicy = containerData.suspendPolicy
@@ -300,6 +302,7 @@ object ContainerUtils {
             forceDlc = container.isForceDlc,
             localSavesOnly = container.isLocalSavesOnly,
             steamOfflineMode = container.isSteamOfflineMode(),
+            epicOfflineMode = container.isEpicOfflineMode(),
             useLegacyDRM = container.isUseLegacyDRM(),
             unpackFiles = container.isUnpackFiles(),
             suspendPolicy = container.suspendPolicy,
@@ -388,6 +391,7 @@ object ContainerUtils {
                     ?: updatedData
                 "useLegacyDRM" -> value?.let { updatedData.copy(useLegacyDRM = it as? Boolean ?: updatedData.useLegacyDRM) } ?: updatedData
                 "steamOfflineMode" -> value?.let { updatedData.copy(steamOfflineMode = it as? Boolean ?: updatedData.steamOfflineMode) } ?: updatedData
+                "epicOfflineMode" -> value?.let { updatedData.copy(epicOfflineMode = it as? Boolean ?: updatedData.epicOfflineMode) } ?: updatedData
                 "unpackFiles" -> value?.let { updatedData.copy(unpackFiles = it as? Boolean ?: updatedData.unpackFiles) } ?: updatedData
                 "suspendPolicy" -> value?.let { updatedData.copy(suspendPolicy = it as? String ?: updatedData.suspendPolicy) } ?: updatedData
                 "envVars" -> value?.let { updatedData.copy(envVars = it as? String ?: updatedData.envVars) } ?: updatedData
@@ -416,6 +420,7 @@ object ContainerUtils {
         }
         val previousForceDlc: Boolean = container.isForceDlc
         val previousSteamOfflineMode: Boolean = container.isSteamOfflineMode()
+
         val previousUnpackFiles: Boolean = container.isUnpackFiles
         val userRegFile = File(container.rootDir, ".wine/user.reg")
         WineRegistryEditor(userRegFile).use { registryEditor ->
@@ -482,6 +487,7 @@ object ContainerUtils {
         container.setForceDlc(containerData.forceDlc)
         container.setLocalSavesOnly(containerData.localSavesOnly)
         container.setSteamOfflineMode(containerData.steamOfflineMode)
+        container.setEpicOfflineMode(containerData.epicOfflineMode)
         container.setUseLegacyDRM(containerData.useLegacyDRM)
         container.setUnpackFiles(containerData.unpackFiles)
         container.setSuspendPolicy(containerData.suspendPolicy)
@@ -858,6 +864,7 @@ object ContainerUtils {
                 disableMouseInput = PrefManager.disableMouseInput,
                 forceDlc = PrefManager.forceDlc,
                 steamOfflineMode = PrefManager.steamOfflineMode,
+                epicOfflineMode = PrefManager.epicOfflineMode,
                 useLegacyDRM = PrefManager.useLegacyDRM,
                 unpackFiles = PrefManager.unpackFiles,
                 suspendPolicy = PrefManager.suspendPolicy,

app/src/main/java/com/winlator/container/Container.java

@@ -148,6 +148,8 @@ public enum XrControllerMapping {
 
     private boolean steamOfflineMode = false;
 
+    private boolean epicOfflineMode = false;
+
     private boolean useLegacyDRM = false;
 
     private boolean unpackFiles = false;
@@ -713,6 +715,9 @@ public void saveData() {
             // Steam offline mode setting
             data.put("steamOfflineMode", steamOfflineMode);
 
+            // Steam offline mode setting
+            data.put("epicOfflineMode", epicOfflineMode);
+
             // Use Legacy DRM setting
             data.put("useLegacyDRM", useLegacyDRM);
 
@@ -912,6 +917,9 @@ public void loadData(JSONObject data) throws JSONException {
                 case "steamOfflineMode":
                     this.steamOfflineMode = data.getBoolean(key);
                     break;
+                case "epicOfflineMode":
+                    this.epicOfflineMode = data.getBoolean(key);
+                    break;
                 case "useLegacyDRM":
                     this.useLegacyDRM = data.getBoolean(key);
                     break;
@@ -1000,10 +1008,18 @@ public boolean isSteamOfflineMode() {
         return steamOfflineMode;
     }
 
+    public boolean isEpicOfflineMode() {
+        return epicOfflineMode;
+    }
+
     public void setSteamOfflineMode(boolean steamOfflineMode) {
         this.steamOfflineMode = steamOfflineMode;
     }
 
+    public void setEpicOfflineMode(boolean epicOfflineMode) {
+        this.epicOfflineMode = epicOfflineMode;
+    }
+
     public boolean isUseLegacyDRM() {
         return useLegacyDRM;
     }

app/src/main/java/com/winlator/container/ContainerData.kt

@@ -88,6 +88,7 @@ data class ContainerData(
     val forceDlc: Boolean = false,
     val localSavesOnly: Boolean = false,
     val steamOfflineMode: Boolean = false,
+    val epicOfflineMode: Boolean = false,
     val useLegacyDRM: Boolean = false,
     val unpackFiles: Boolean = false,
     val suspendPolicy: String = Container.SUSPEND_POLICY_MANUAL,
@@ -155,6 +156,7 @@ data class ContainerData(
                     "forceDlc" to state.forceDlc,
                     "localSavesOnly" to state.localSavesOnly,
                     "steamOfflineMode" to state.steamOfflineMode,
+                    "epicOfflineMode" to state.epicOfflineMode,
                     "useLegacyDRM" to state.useLegacyDRM,
                     "unpackFiles" to state.unpackFiles,
                     "suspendPolicy" to state.suspendPolicy,
@@ -219,6 +221,7 @@ data class ContainerData(
                     forceDlc = (savedMap["forceDlc"] as? Boolean) ?: false,
                     localSavesOnly = (savedMap["localSavesOnly"] as? Boolean) ?: false,
                     steamOfflineMode = (savedMap["steamOfflineMode"] as? Boolean) ?: false,
+                    epicOfflineMode = (savedMap["epicOfflineMode"] as? Boolean) ?: false,
                     useLegacyDRM = (savedMap["useLegacyDRM"] as? Boolean) ?: false,
                     unpackFiles = (savedMap["unpackFiles"] as? Boolean) ?: false,
                     suspendPolicy = (savedMap["suspendPolicy"] as? String) ?: Container.SUSPEND_POLICY_MANUAL,

app/src/main/res/values-da/strings.xml

@@ -494,6 +494,8 @@
     <string name="launch_steam_client_beta">Start Steam-klient (Beta)</string>
     <string name="steam_offline_mode">Steam Offline-tilstand</string>
     <string name="steam_offline_mode_description">Start Steam-spil i offline-tilstand</string>
+    <string name="epic_offline_mode">Epic Offline-tilstand</string>
+    <string name="epic_offline_mode_description">Start Epic-spil i offline-tilstand</string>
     <string name="achievement_unlocked">Præstation låst op</string>
     <string name="settings_achievement_notification_position">Placering af præstationsnotifikation</string>
     <string name="achievement_position_top_left">Øverst til venstre</string>

app/src/main/res/values-de/strings.xml

@@ -632,6 +632,8 @@
     <string name="launch_steam_client_beta">Steam-Client starten (Beta)</string>
     <string name="steam_offline_mode">Steam Offline-Modus</string>
     <string name="steam_offline_mode_description">Steam-Spiele im Offlinemodus starten</string>
+    <string name="epic_offline_mode">Epic Offline-Modus</string>
+    <string name="epic_offline_mode_description">Epic-Spiele im Offlinemodus starten</string>
     <string name="achievement_unlocked">Erfolg freigeschaltet</string>
     <string name="settings_achievement_notification_position">Position der Erfolgsbenachrichtigung</string>
     <string name="achievement_position_top_left">Oben links</string>

app/src/main/res/values-es/strings.xml

@@ -705,6 +705,8 @@
     <string name="launch_steam_client_description">Reduce el rendimiento y ralentiza el inicio.\nPermite el juego en línea y soluciona problemas de DRM y de mando.\nNo todos los juegos funcionan.</string>
     <string name="steam_offline_mode">Modo sin conexión de Steam</string>
     <string name="steam_offline_mode_description">Inicia juegos de Steam en modo sin conexión.</string>
+    <string name="epic_offline_mode">Modo sin conexión de Epic</string>
+    <string name="epic_offline_mode_description">Inicia juegos de Epic en modo sin conexión.</string>
     <string name="achievement_unlocked">Logro desbloqueado</string>
     <string name="settings_achievement_notification_position">Posición de notificación de logro</string>
     <string name="achievement_position_top_left">Arriba izquierda</string>

app/src/main/res/values-fr/strings.xml

@@ -655,6 +655,8 @@
     <string name="launch_steam_client_beta">Lancer le client Steam (Bêta)</string>
     <string name="steam_offline_mode">Mode Hors Ligne Steam</string>
     <string name="steam_offline_mode_description">Lancer les jeux Steam en mode hors ligne</string>
+    <string name="epic_offline_mode">Mode Hors Ligne Epic</string>
+    <string name="epic_offline_mode_description">Lancer les jeux Epic en mode hors ligne</string>
     <string name="achievement_unlocked">Succès débloqué</string>
     <string name="settings_achievement_notification_position">Position de la notification de succès</string>
     <string name="achievement_position_top_left">En haut à gauche</string>

app/src/main/res/values-it/strings.xml

@@ -659,6 +659,8 @@
     <string name="launch_steam_client_beta">Avvia Client Steam (Beta)</string>
     <string name="steam_offline_mode">Modalità Offline Steam</string>
     <string name="steam_offline_mode_description">Avvia i giochi Steam in modalità offline</string>
+    <string name="epic_offline_mode">Modalità Offline Epic</string>
+    <string name="epic_offline_mode_description">Avvia i giochi Epic in modalità offline</string>
     <string name="achievement_unlocked">Obiettivo sbloccato</string>
     <string name="settings_achievement_notification_position">Posizione notifica obiettivo</string>
     <string name="achievement_position_top_left">In alto a sinistra</string>

app/src/main/res/values-ko/strings.xml

@@ -669,6 +669,8 @@
     <string name="launch_steam_client_beta">Steam 클라이언트 실행(베타)</string>
     <string name="steam_offline_mode">Steam 오프라인 모드</string>
     <string name="steam_offline_mode_description">Steam 게임을 오프라인 모드로 실행</string>
+    <string name="epic_offline_mode">Epic 오프라인 모드</string>
+    <string name="epic_offline_mode_description">Epic 게임을 오프라인 모드로 실행</string>
     <string name="achievement_unlocked">업적 달성</string>
     <string name="settings_achievement_notification_position">업적 알림 위치</string>
     <string name="achievement_position_top_left">좌측 상단</string>

app/src/main/res/values-pl/strings.xml

@@ -668,6 +668,8 @@
     <string name="launch_steam_client_beta">Uruchom Klienta Steam (Beta)</string>
     <string name="steam_offline_mode">Tryb Offline Steam</string>
     <string name="steam_offline_mode_description">Uruchamiaj gry Steam w trybie offline</string>
+    <string name="epic_offline_mode">Tryb Offline Epic</string>
+    <string name="epic_offline_mode_description">Uruchamiaj gry Epic w trybie offline</string>
     <string name="achievement_unlocked">Osiągnięcie odblokowane</string>
     <string name="settings_achievement_notification_position">Pozycja powiadomienia o osiągnięciu</string>
     <string name="achievement_position_top_left">Lewy górny</string>

app/src/main/res/values-pt-rBR/strings.xml

@@ -494,6 +494,8 @@
     <string name="launch_steam_client_beta">Iniciar o cliente Steam (Beta)</string>
     <string name="steam_offline_mode">Modo Offline do Steam</string>
     <string name="steam_offline_mode_description">Iniciar jogos Steam no modo offline</string>
+    <string name="epic_offline_mode">Modo Offline da Epic</string>
+    <string name="epic_offline_mode_description">Iniciar jogos Epic no modo offline</string>
     <string name="achievement_unlocked">Conquista desbloqueada</string>
     <string name="settings_achievement_notification_position">Posição da notificação de conquista</string>
     <string name="achievement_position_top_left">Superior esquerdo</string>

app/src/main/res/values-ro/strings.xml

@@ -660,6 +660,8 @@
 	<string name="launch_steam_client_beta">Pornește Steam Client (Beta)</string>
 	<string name="steam_offline_mode">Mod Offline Steam</string>
 	<string name="steam_offline_mode_description">Pornește jocurile Steam în mod offline</string>
+	<string name="epic_offline_mode">Mod Offline Epic</string>
+	<string name="epic_offline_mode_description">Pornește jocurile Epic în mod offline</string>
 	<string name="achievement_unlocked">Realizare deblocată</string>
 	<string name="settings_achievement_notification_position">Poziția notificării realizării</string>
 	<string name="achievement_position_top_left">Stânga sus</string>

app/src/main/res/values-ru/strings.xml

@@ -1119,6 +1119,8 @@ https://gamenative.app
     <string name="steam_not_logged_in">Вы должны войти в Steam, чтобы использовать эту функцию</string>
     <string name="steam_offline_mode">Автономный режим Steam</string>
     <string name="steam_offline_mode_description">Запускать игры Steam в автономном режиме</string>
+    <string name="epic_offline_mode">Автономный режим Epic</string>
+    <string name="epic_offline_mode_description">Запускать игры Epic в автономном режиме</string>
     <string name="steam_reset_container_message">Это восстановит ваш контейнер к конфигурации по умолчанию.</string>
     <string name="steam_reset_container_title">Сбросить контейнер</string>
     <string name="steam_sign_in">Войти в Steam</string>

app/src/main/res/values-uk/strings.xml

@@ -654,6 +654,8 @@
     <string name="launch_steam_client_beta">Запустити клієнт Steam (Бета)</string>
     <string name="steam_offline_mode">Режим Офлайн Steam</string>
     <string name="steam_offline_mode_description">Запускати ігри Steam в офлайн режимі</string>
+    <string name="epic_offline_mode">Режим Офлайн Epic</string>
+    <string name="epic_offline_mode_description">Запускати ігри Epic в офлайн режимі</string>
     <string name="achievement_unlocked">Досягнення розблоковано</string>
     <string name="settings_achievement_notification_position">Позиція сповіщення про досягнення</string>
     <string name="achievement_position_top_left">Лівий верхній</string>