Created new cache/downloader

app/src/main/java/xyz/quaver/pupil/util/download/Cache.kt

@@ -25,6 +25,8 @@ import android.util.SparseArray
 import androidx.preference.PreferenceManager
 import com.google.firebase.crashlytics.FirebaseCrashlytics
 import kotlinx.coroutines.*
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
 import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
@@ -41,6 +43,7 @@ import java.io.FileOutputStream
 import java.io.InputStream
 import java.net.URL
 
+@Deprecated("Use downloader.Cache instead")
 class Cache(context: Context) : ContextWrapper(context) {
 
     companion object {

app/src/main/java/xyz/quaver/pupil/util/download/DownloadWorker.kt

@@ -48,6 +48,7 @@ import java.io.File
 import java.io.IOException
 import java.util.concurrent.LinkedBlockingQueue
 
+@Deprecated("Use DownloadService instead")
 @OptIn(ExperimentalCoroutinesApi::class)
 class DownloadWorker private constructor(context: Context) : ContextWrapper(context) {
 

app/src/main/java/xyz/quaver/pupil/util/download/Metadata.kt

@@ -22,12 +22,13 @@ import kotlinx.serialization.Serializable
 import xyz.quaver.hitomi.GalleryBlock
 import xyz.quaver.hitomi.Reader
 
+@Deprecated("Use downloader.Cache.Metadata instead")
 @Serializable
 data class Metadata(
-    val thumbnail: String? = null,
-    val galleryBlock: GalleryBlock? = null,
-    val reader: Reader? = null,
-    val isDownloading: Boolean? = null
+    var thumbnail: String? = null,
+    var galleryBlock: GalleryBlock? = null,
+    var reader: Reader? = null,
+    var isDownloading: Boolean? = null
 ) {
     constructor(
         metadata: Metadata?,