download thumbnail images

app/src/main/java/com/github/libretube/obj/DownloadedFile.kt

@@ -1,10 +1,12 @@
 package com.github.libretube.obj
 
+import android.graphics.Bitmap
 import com.github.libretube.api.obj.Streams
 
 data class DownloadedFile(
     val name: String,
     val size: Long,
     val type: Int,
-    var metadata: Streams? = null
+    var metadata: Streams? = null,
+    var thumbnail: Bitmap? = null
 )

app/src/main/java/com/github/libretube/ui/adapters/DownloadsAdapter.kt

@@ -42,6 +42,8 @@ class DownloadsAdapter(
                     " • " + it.uploadDate
             }
 
+            thumbnailImage.setImageBitmap(file.thumbnail)
+
             root.setOnClickListener {
                 val intent = Intent(root.context, OfflinePlayerActivity::class.java).also {
                     it.putExtra(IntentData.fileName, file.name)

app/src/main/java/com/github/libretube/ui/dialogs/DownloadDialog.kt

@@ -17,6 +17,7 @@ import com.github.libretube.databinding.DialogDownloadBinding
 import com.github.libretube.extensions.TAG
 import com.github.libretube.extensions.sanitize
 import com.github.libretube.services.DownloadService
+import com.github.libretube.util.ImageHelper
 import com.github.libretube.util.MetadataHelper
 import com.github.libretube.util.ThemeHelper
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
@@ -137,8 +138,13 @@ class DownloadDialog(
 
             val metadataHelper = MetadataHelper(requireContext())
             metadataHelper.createMetadata(fileName, streams)
-
+            streams.thumbnailUrl?.let { thumbnailUrl ->
-            Log.e("meta", metadataHelper.getMetadata(fileName).toString())
+                ImageHelper.downloadImage(
+                    requireContext(),
+                    thumbnailUrl,
+                    fileName
+                )
+            }
 
             val intent = Intent(context, DownloadService::class.java)
 

app/src/main/java/com/github/libretube/ui/fragments/DownloadsFragment.kt

@@ -11,6 +11,7 @@ import com.github.libretube.databinding.FragmentDownloadsBinding
 import com.github.libretube.ui.adapters.DownloadsAdapter
 import com.github.libretube.ui.base.BaseFragment
 import com.github.libretube.util.DownloadHelper
+import com.github.libretube.util.ImageHelper
 import com.github.libretube.util.MetadataHelper
 
 class DownloadsFragment : BaseFragment() {
@@ -37,6 +38,9 @@ class DownloadsFragment : BaseFragment() {
             metadataHelper.getMetadata(it.name)?.let { streams ->
                 it.metadata = streams
             }
+            ImageHelper.getDownloadedImage(requireContext(), it.name)?.let { bitmap ->
+                it.thumbnail = bitmap
+            }
         }
 
         binding.downloadsEmpty.visibility = View.GONE

app/src/main/java/com/github/libretube/util/DownloadHelper.kt

@@ -39,6 +39,13 @@ object DownloadHelper {
         ).createDir()
     }
 
+    fun getThumbnailDir(context: Context): File {
+        return File(
+            getOfflineStorageDir(context),
+            "thumbnail"
+        ).createDir()
+    }
+
     fun getDownloadedFiles(context: Context): MutableList<DownloadedFile> {
         val videoFiles = getVideoDir(context).listFiles()
         val audioFiles = getAudioDir(context).listFiles()?.toMutableList()

app/src/main/java/com/github/libretube/util/ImageHelper.kt

@@ -1,12 +1,20 @@
 package com.github.libretube.util
 
 import android.content.Context
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.graphics.drawable.BitmapDrawable
+import android.net.Uri
 import android.widget.ImageView
 import coil.ImageLoader
 import coil.disk.DiskCache
 import coil.load
+import coil.request.ImageRequest
 import com.github.libretube.api.CronetHelper
 import com.github.libretube.constants.PreferenceKeys
+import okio.use
+import java.io.File
+import java.io.FileOutputStream
 
 object ImageHelper {
     lateinit var imageLoader: ImageLoader
@@ -42,4 +50,51 @@ object ImageHelper {
         )
         if (!dataSaverModeEnabled) target.load(url, imageLoader)
     }
+
+    fun downloadImage(context: Context, url: String, fileName: String) {
+        val request = ImageRequest.Builder(context)
+            .data(url)
+            .target { result ->
+                val bitmap = (result as BitmapDrawable).bitmap
+                saveImage(
+                    context,
+                    bitmap,
+                    Uri.fromFile(
+                        File(
+                            DownloadHelper.getThumbnailDir(context),
+                            fileName
+                        )
+                    )
+                )
+            }
+            .build()
+
+        imageLoader.enqueue(request)
+    }
+
+    fun getDownloadedImage(context: Context, fileName: String): Bitmap? {
+        return getImage(
+            context,
+            Uri.fromFile(
+                File(
+                    DownloadHelper.getThumbnailDir(context),
+                    fileName
+                )
+            )
+        )
+    }
+    private fun saveImage(context: Context, bitmapImage: Bitmap, imagePath: Uri) {
+        context.contentResolver.openFileDescriptor(imagePath, "w")?.use {
+            FileOutputStream(it.fileDescriptor).use { fos ->
+                bitmapImage.compress(Bitmap.CompressFormat.PNG, 25, fos)
+            }
+        }
+    }
+
+    private fun getImage(context: Context, imagePath: Uri): Bitmap? {
+        context.contentResolver.openInputStream(imagePath)?.use {
+            return BitmapFactory.decodeStream(it)
+        }
+        return null
+    }
 }

app/src/main/res/layout/downloaded_media_row.xml

@@ -1,5 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:background="?attr/selectableItemBackground"
@@ -7,18 +9,35 @@
     android:paddingHorizontal="10dp"
     android:paddingVertical="8dp">
 
+    <com.google.android.material.card.MaterialCardView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginEnd="15dp"
+        app:cardCornerRadius="8dp">
+
+        <ImageView
+            android:id="@+id/thumbnailImage"
+            android:layout_width="140dp"
+            android:layout_height="80dp"
+            android:scaleType="fitXY"
+            tools:src="@tools:sample/backgrounds/scenic" />
+
+    </com.google.android.material.card.MaterialCardView>
+
     <LinearLayout
         android:layout_width="0dp"
         android:layout_height="wrap_content"
+        android:layout_marginEnd="10dp"
         android:layout_weight="1"
-        android:orientation="vertical"
+        android:orientation="vertical">
-        android:layout_marginEnd="10dp">
 
         <TextView
             android:id="@+id/fileName"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginVertical="2dp"
+            android:maxLines="2"
             android:textSize="16sp" />
 
         <TextView