Show scanlator's name in updates if grouped updates also has the same chapter

Also fixes to the xml preview of the download button

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadButton.kt

@@ -22,64 +22,46 @@ class DownloadButton @JvmOverloads constructor(context: Context, attrs: Attribut
     var colorSecondary = context.getResourceColor(R.attr.colorSecondary)
         set(value) {
             field = value
-            activeColor = ColorUtils.blendARGB(
-                colorSecondary,
-                context.getResourceColor(R.attr.background),
-                0.05f,
-            )
-            downloadedColor = ColorUtils.blendARGB(
-                colorSecondary,
-                context.getResourceColor(R.attr.colorOnBackground),
-                0.3f,
-            )
+            activeColor = colorSecondary
+            downloadedColor = colorSecondary
         }
-    private var activeColor = ColorUtils.blendARGB(
-        colorSecondary,
-        context.getResourceColor(R.attr.background),
-        0.05f,
-    )
-    private val progressBGColor = ContextCompat.getColor(
-        context,
-        R.color.divider,
-    )
-    private val disabledColor = ContextCompat.getColor(
-        context,
-        R.color.material_on_surface_disabled,
-    )
-    private var downloadedColor = ColorUtils.blendARGB(
-        colorSecondary,
-        context.getResourceColor(R.attr.colorOnBackground),
-        0.3f,
-    )
+    private var activeColor = colorSecondary
+        set(value) {
+            ColorUtils.blendARGB(value, context.getResourceColor(R.attr.background), 0.05f)
+        }
+
+    private var downloadedColor = colorSecondary
+        set(value) {
+            ColorUtils.blendARGB(value, context.getResourceColor(R.attr.colorOnBackground), 0.3f)
+        }
+    private val progressBGColor by lazy {
+        ContextCompat.getColor(context, R.color.divider)
+    }
+    private val disabledColor by lazy {
+        ContextCompat.getColor(context, R.color.material_on_surface_disabled)
+    }
     private val downloadedTextColor = context.getResourceColor(R.attr.background)
-    private val errorColor = ContextCompat.getColor(
-        context,
-        R.color.material_red_500,
-    )
-    private val filledCircle = ContextCompat.getDrawable(
-        context,
-        R.drawable.filled_circle,
-    )?.mutate()
-    private val borderCircle = ContextCompat.getDrawable(
-        context,
-        R.drawable.border_circle,
-    )?.mutate()
-    private val downloadDrawable = ContextCompat.getDrawable(
-        context,
-        R.drawable.ic_arrow_downward_24dp,
-    )?.mutate()
-    private val checkDrawable = ContextCompat.getDrawable(
-        context,
-        R.drawable.ic_check_24dp,
-    )?.mutate()
-    private val filledAnim = AnimatedVectorDrawableCompat.create(
-        context,
-        R.drawable.anim_outline_to_filled,
-    )
-    private val checkAnim = AnimatedVectorDrawableCompat.create(
-        context,
-        R.drawable.anim_dl_to_check_to_dl,
-    )
+    private val errorColor by lazy {
+        ContextCompat.getColor(context, R.color.material_red_500)
+    }
+    private val filledCircle by lazy {
+        ContextCompat.getDrawable(context, R.drawable.filled_circle)?.mutate()
+    }
+    private val borderCircle by lazy {
+        ContextCompat.getDrawable(context, R.drawable.border_circle)?.mutate()
+    }
+    private val downloadDrawable by lazy {
+        ContextCompat.getDrawable(context, R.drawable.ic_arrow_downward_24dp)?.mutate()
+    }
+    private val checkDrawable by lazy {
+        ContextCompat.getDrawable(context, R.drawable.ic_check_24dp)?.mutate()
+    }
+    private val filledAnim by lazy {
+        AnimatedVectorDrawableCompat.create(context, R.drawable.anim_outline_to_filled)
+    }
+    private val checkAnim by lazy {
+        AnimatedVectorDrawableCompat.create(context, R.drawable.anim_dl_to_check_to_dl)
+    }
     private var isAnimating = false
     private var iconAnimation: ObjectAnimator? = null
 

app/src/main/java/eu/kanade/tachiyomi/ui/recents/RecentMangaHolder.kt

@@ -59,12 +59,15 @@ class RecentMangaHolder(
             )
             if (moreVisible) {
                 binding.moreChaptersLayout.children.forEach { view ->
-                    try {
-                        RecentSubChapterItemBinding.bind(view).updateDivider()
-                    } catch (_: Exception) {
-                    }
+                    RecentSubChapterItemBinding.bind(view).updateDivider()
                 }
             }
+            if (binding.moreChaptersLayout.children.any { view ->
+                !RecentSubChapterItemBinding.bind(view).subtitle.text.isNullOrBlank()
+            }
+            ) {
+                showScanlatorInBody(moreVisible)
+            }
             binding.endView.updateLayoutParams<ViewGroup.LayoutParams> {
                 height = binding.mainView.height
             }
@@ -223,15 +226,34 @@ class RecentMangaHolder(
                 RecentSubChapterItemBinding.bind(binding.moreChaptersLayout.getChildAt(index))
                     .configureView(chapter, item)
             }
+            if (binding.moreChaptersLayout.children.any { view ->
+                !RecentSubChapterItemBinding.bind(view).subtitle.text.isNullOrBlank()
+            }
+            ) {
+                showScanlatorInBody(moreVisible, item)
+            }
         } else {
             binding.moreChaptersLayout.removeAllViews()
+            var hasSameChapter = false
             if (item.mch.extraChapters.isNotEmpty()) {
                 item.mch.extraChapters.forEach { chapter ->
-                    RecentSubChapterItemBinding.inflate(
+                    val binding = RecentSubChapterItemBinding.inflate(
                         LayoutInflater.from(context),
                         binding.moreChaptersLayout,
                         true,
-                    ).configureView(chapter, item)
+                    )
+                    binding.configureView(chapter, item)
+                    if (chapter.isRecognizedNumber &&
+                        chapter.chapter_number == item.chapter.chapter_number &&
+                        !chapter.scanlator.isNullOrBlank()
+                    ) {
+                        binding.subtitle.text = chapter.scanlator
+                        binding.subtitle.isVisible = true
+                        if (!hasSameChapter) {
+                            showScanlatorInBody(moreVisible, item)
+                            hasSameChapter = true
+                        }
+                    }
                 }
             } else {
                 chapterId = null
@@ -254,6 +276,29 @@ class RecentMangaHolder(
         }
     }
 
+    private fun showScanlatorInBody(add: Boolean, originalItem: RecentMangaItem? = null) {
+        val item = originalItem ?: adapter.getItem(bindingAdapterPosition) as? RecentMangaItem ?: return
+        val originalText = binding.body.text
+        binding.body.maxLines = 2
+        val scanlator = item.chapter.scanlator ?: return
+        if (add) {
+            if (isSmallUpdates) {
+                binding.body.maxLines = 1
+                binding.body.text = item.chapter.scanlator
+                binding.body.isVisible = true
+            } else if (!originalText.contains(scanlator)) {
+                val text = "$originalText\n$scanlator"
+                binding.body.text = text
+            }
+        } else {
+            if (isSmallUpdates) {
+                binding.body.isVisible = false
+            } else {
+                binding.body.text = originalText.removeSuffix("\n$scanlator")
+            }
+        }
+    }
+
     @SuppressLint("ClickableViewAccessibility")
     private fun RecentSubChapterItemBinding.configureView(chapter: Chapter, item: RecentMangaItem) {
         val context = itemView.context
@@ -282,7 +327,7 @@ class RecentMangaHolder(
                 false
             }
         }
-        title.updatePaddingRelative(start = if (isSmallUpdates) 64.dpToPx else 84.dpToPx)
+        textLayout.updatePaddingRelative(start = if (isSmallUpdates) 64.dpToPx else 84.dpToPx)
         updateDivider()
         root.transitionName = "recents sub chapter ${chapter.id ?: 0L} transition"
         root.tag = "sub ${chapter.id}"

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

@@ -5,8 +5,8 @@
     android:id="@+id/download_button"
     android:clickable="true"
     android:focusable="true"
-    android:layout_width="30dp"
-    android:layout_height="30dp">
+    android:layout_width="32dp"
+    android:layout_height="32dp">
 
     <ImageView
         android:id="@+id/download_border"

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

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout 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:id="@+id/main_view"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -17,11 +18,10 @@
         android:layout_width="0dp"
         android:layout_height="1dp"/>
 
-    <com.google.android.material.textview.MaterialTextView
-        android:id="@+id/title"
-        style="?textAppearanceTitleMedium"
+    <androidx.appcompat.widget.LinearLayoutCompat
         android:layout_width="0dp"
-        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:id="@+id/text_layout"
         android:paddingTop="12dp"
         android:paddingBottom="12dp"
         android:paddingStart="84dp"
@@ -30,19 +30,41 @@
         app:layout_constraintEnd_toStartOf="@id/download_button"
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintBottom_toBottomOf="parent"
-        android:ellipsize="end"
-        android:maxLines="1"
-        android:textColor="?attr/colorOnBackground"
-        app:layout_constraintVertical_chainStyle="packed"/>
+        android:layout_height="wrap_content">
+
+        <com.google.android.material.textview.MaterialTextView
+            android:id="@+id/title"
+            style="?textAppearanceTitleMedium"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:ellipsize="end"
+            android:maxLines="1"
+            tools:text="Chapter name"
+            android:textColor="?attr/colorOnBackground"
+            app:layout_constraintVertical_chainStyle="packed"/>
+
+        <com.google.android.material.textview.MaterialTextView
+            android:id="@+id/subtitle"
+            style="?textAppearanceBodySmall"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            tools:text="Scan name"
+            android:visibility="gone"
+            tools:visibility="visible"
+            android:ellipsize="end"
+            android:maxLines="1"
+            android:textColor="?android:attr/textColorSecondary"
+            app:layout_constraintVertical_chainStyle="packed"/>
+    </androidx.appcompat.widget.LinearLayoutCompat>
 
     <include
         android:id="@+id/download_button"
         layout="@layout/download_button"
         android:layout_width="45dp"
         android:layout_marginEnd="8dp"
-        app:layout_constraintTop_toTopOf="@id/title"
-        app:layout_constraintBottom_toBottomOf="@id/title"
-        app:layout_constraintStart_toEndOf="@id/title"
+        app:layout_constraintTop_toTopOf="@id/text_layout"
+        app:layout_constraintBottom_toBottomOf="@id/text_layout"
+        app:layout_constraintStart_toEndOf="@id/text_layout"
         app:layout_constraintEnd_toEndOf="parent"
         android:layout_height="wrap_content" />
 </androidx.constraintlayout.widget.ConstraintLayout>