Fix saving pages from cbz

app/src/main/java/org/koitharu/kotatsu/reader/ReaderModule.kt

@@ -14,7 +14,7 @@ val readerModule
 		factory { MangaDataRepository(get()) }
 		single { PagesCache(get()) }
 
-		factory { PageSaveHelper(get(), androidContext()) }
+		factory { PageSaveHelper(androidContext()) }
 
 		viewModel { params ->
 			ReaderViewModel(
@@ -25,7 +25,7 @@ val readerModule
 				historyRepository = get(),
 				settings = get(),
 				pageSaveHelper = get(),
-				bookmarksRepository = get(),
+				bookmarksRepository = get()
 			)
 		}
 	}

app/src/main/java/org/koitharu/kotatsu/reader/ui/PageSaveHelper.kt

@@ -4,6 +4,10 @@ import android.content.Context
 import android.net.Uri
 import android.webkit.MimeTypeMap
 import androidx.activity.result.ActivityResultLauncher
+import androidx.core.net.toUri
+import java.io.File
+import kotlin.coroutines.Continuation
+import kotlin.coroutines.resume
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.runInterruptible
 import kotlinx.coroutines.suspendCancellableCoroutine
@@ -11,19 +15,14 @@ import kotlinx.coroutines.withContext
 import okhttp3.HttpUrl.Companion.toHttpUrl
 import okio.IOException
 import org.koitharu.kotatsu.base.domain.MangaUtils
-import org.koitharu.kotatsu.local.data.PagesCache
 import org.koitharu.kotatsu.parsers.model.MangaPage
 import org.koitharu.kotatsu.parsers.util.toFileNameSafe
 import org.koitharu.kotatsu.reader.domain.PageLoader
-import java.io.File
-import kotlin.coroutines.Continuation
-import kotlin.coroutines.resume
 
 private const val MAX_FILENAME_LENGTH = 10
 private const val EXTENSION_FALLBACK = "png"
 
 class PageSaveHelper(
-	private val cache: PagesCache,
 	context: Context,
 ) {
 
@@ -61,7 +60,11 @@ class PageSaveHelper(
 	} != null
 
 	private suspend fun getProposedFileName(url: String, file: File): String {
-		var name = url.toHttpUrl().pathSegments.last()
+		var name = if (url.startsWith("cbz://")) {
+			requireNotNull(url.toUri().fragment)
+		} else {
+			url.toHttpUrl().pathSegments.last()
+		}
 		var extension = name.substringAfterLast('.', "")
 		name = name.substringBeforeLast('.')
 		if (extension.length !in 2..4) {