Option to disable automatic mirror switching

app/src/main/java/org/koitharu/kotatsu/core/network/MirrorSwitchInterceptor.kt

@@ -11,6 +11,7 @@ import okhttp3.internal.closeQuietly
 import okhttp3.internal.publicsuffix.PublicSuffixDatabase
 import org.koitharu.kotatsu.core.parser.MangaRepository
 import org.koitharu.kotatsu.core.parser.RemoteMangaRepository
+import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import javax.inject.Inject
 import javax.inject.Singleton
@@ -18,10 +19,14 @@ import javax.inject.Singleton
 @Singleton
 class MirrorSwitchInterceptor @Inject constructor(
 	private val mangaRepositoryFactoryLazy: Lazy<MangaRepository.Factory>,
+	private val settings: AppSettings,
 ) : Interceptor {
 
 	override fun intercept(chain: Interceptor.Chain): Response {
 		val request = chain.request()
+		if (!settings.isMirrorSwitchingAvailable) {
+			return chain.proceed(request)
+		}
 		return try {
 			val response = chain.proceed(request)
 			if (response.isFailed) {

app/src/main/java/org/koitharu/kotatsu/core/prefs/AppSettings.kt

@@ -165,6 +165,9 @@ class AppSettings @Inject constructor(@ApplicationContext context: Context) {
 		get() = prefs.getBoolean(KEY_PROTECT_APP_BIOMETRIC, true)
 		set(value) = prefs.edit { putBoolean(KEY_PROTECT_APP_BIOMETRIC, value) }
 
+	val isMirrorSwitchingAvailable: Boolean
+		get() = prefs.getBoolean(KEY_MIRROR_SWITCHING, true)
+
 	val isExitConfirmationEnabled: Boolean
 		get() = prefs.getBoolean(KEY_EXIT_CONFIRM, false)
 
@@ -405,6 +408,7 @@ class AppSettings @Inject constructor(@ApplicationContext context: Context) {
 		const val KEY_TIPS_CLOSED = "tips_closed"
 		const val KEY_SSL_BYPASS = "ssl_bypass"
 		const val KEY_READER_AUTOSCROLL_SPEED = "as_speed"
+		const val KEY_MIRROR_SWITCHING = "mirror_switching"
 
 		// About
 		const val KEY_APP_UPDATE = "app_update"

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

@@ -438,4 +438,7 @@
 	<string name="sync_settings">Synchronization settings</string>
 	<string name="server_address">Server address</string>
 	<string name="sync_host_description">You can use a self-hosted synchronization server or a default one. Don\'t change this if you\'re not sure what you\'re doing.</string>
+	<string name="ignore_ssl_errors">Ignore SSL errors</string>
+	<string name="mirror_switching">Choose mirror automatically</string>
+	<string name="mirror_switching_summary">Automatically switch domains for remote sources on errors if mirrors are available</string>
 </resources>

app/src/main/res/xml/pref_content.xml

@@ -59,7 +59,13 @@
 
 	<SwitchPreferenceCompat
 		android:key="ssl_bypass"
-		android:title="Ignore SSL errors" />
+		android:title="@string/ignore_ssl_errors" />
+
+	<SwitchPreferenceCompat
+		android:defaultValue="true"
+		android:key="mirror_switching"
+		android:summary="@string/mirror_switching_summary"
+		android:title="@string/mirror_switching" />
 
 	<PreferenceScreen
 		android:fragment="org.koitharu.kotatsu.settings.backup.BackupSettingsFragment"