multi download

app/src/main/java/ani/dantotsu/media/anime/AnimeWatchAdapter.kt

@@ -204,6 +204,7 @@ class AnimeWatchAdapter(
             fragment.onIconPressed(style, reversed)
         }
         binding.animeScanlatorTop.visibility = View.GONE
+        binding.animeDownloadTop.visibility = View.GONE
         //Episode Handling
         handleEpisodes()
     }

app/src/main/java/ani/dantotsu/media/manga/MangaChapterAdapter.kt

@@ -114,6 +114,30 @@ class MangaChapterAdapter(
         }
     }
 
+    fun downloadNextNChapters(n: Int) {
+        //find last viewed chapter
+        var lastViewedChapter = arr.indexOfFirst { MangaNameAdapter.findChapterNumber(it.number)?.toInt() == media.userProgress }
+        if (lastViewedChapter == -1) {
+            lastViewedChapter = 0
+        }
+        //download next n chapters
+        for (i in 1..n) {
+            if (lastViewedChapter + i < arr.size) {
+                val chapterNumber = arr[lastViewedChapter + i].number
+                if (activeDownloads.contains(chapterNumber)) {
+                    //do nothing
+                    continue
+                } else if (downloadedChapters.contains(chapterNumber)) {
+                    //do nothing
+                    continue
+                } else {
+                    fragment.onMangaChapterDownloadClick(chapterNumber)
+                    startDownload(chapterNumber)
+                }
+            }
+        }
+    }
+
     inner class ChapterListViewHolder(val binding: ItemChapterListBinding) :
         RecyclerView.ViewHolder(binding.root) {
         private val activeCoroutines = mutableSetOf<String>()

app/src/main/java/ani/dantotsu/media/manga/MangaReadAdapter.kt

@@ -5,10 +5,12 @@ import android.app.AlertDialog
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.view.WindowManager
 import android.widget.ArrayAdapter
 import android.widget.CheckBox
 import android.widget.ImageView
 import android.widget.LinearLayout
+import android.widget.NumberPicker
 import androidx.core.content.ContextCompat
 import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.RecyclerView
@@ -185,6 +187,23 @@ class MangaReadAdapter(
                 .show()
         }
 
+        binding.animeDownloadTop.setOnClickListener {
+            //Alert dialog asking for the number of chapters to download
+            val alertDialog = AlertDialog.Builder(currContext(), R.style.MyPopup)
+            alertDialog.setTitle("Multi Chapter Downloader")
+            alertDialog.setMessage("Enter the number of chapters to download")
+            val input = NumberPicker(currContext())
+            input.minValue = 1
+            input.maxValue = 20
+            input.value = 1
+            alertDialog.setView(input)
+            alertDialog.setPositiveButton("OK") { dialog, which ->
+                fragment.multiDownload(input.value)
+            }
+            alertDialog.setNegativeButton("Cancel") { dialog, _ -> dialog.cancel() }
+            val dialog = alertDialog.show()
+        }
+
         var selected = when (style) {
             0 -> binding.animeSourceList
             1 -> binding.animeSourceCompact

app/src/main/java/ani/dantotsu/media/manga/MangaReadFragment.kt

@@ -197,6 +197,10 @@ open class MangaReadFragment : Fragment(), ScanlatorSelectionListener {
         updateChapters()
     }
 
+    fun multiDownload(n: Int) {
+        chapterAdapter.downloadNextNChapters(n)
+    }
+
     private fun updateChapters() {
         val loadedChapters = model.getMangaChapters().value
         if (loadedChapters != null) {

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

@@ -246,6 +246,16 @@
                 app:tint="?attr/colorOnBackground"
                 tools:ignore="ContentDescription,ImageContrastCheck" />
 
+            <ImageView
+                android:id="@+id/animeDownloadTop"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:alpha="1"
+                android:padding="8dp"
+                app:srcCompat="@drawable/ic_round_download_24"
+                app:tint="?attr/colorOnBackground"
+                tools:ignore="ContentDescription,ImageContrastCheck" />
+
             <ImageView
                 android:id="@+id/animeScanlatorTop"
                 android:layout_width="wrap_content"