Detect identical mangas when long pressing to add to library (#7095)

* Detect identical mangas when long pressing to add to library

* Use extracted duplicate manga dialog to avoid duplication

* Partially revert previous commit

* Review changes

* Review changes part 2

(cherry picked from commit f1afeac0bc)

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt

@@ -37,6 +37,7 @@ import eu.kanade.tachiyomi.ui.browse.source.globalsearch.GlobalSearchController
 import eu.kanade.tachiyomi.ui.library.ChangeMangaCategoriesDialog
 import eu.kanade.tachiyomi.ui.library.setting.DisplayModeSetting
 import eu.kanade.tachiyomi.ui.main.MainActivity
+import eu.kanade.tachiyomi.ui.manga.AddDuplicateMangaDialog
 import eu.kanade.tachiyomi.ui.manga.MangaController
 import eu.kanade.tachiyomi.ui.more.MoreController
 import eu.kanade.tachiyomi.ui.webview.WebViewActivity
@@ -588,6 +589,7 @@ open class BrowseSourceController(bundle: Bundle) :
     override fun onItemLongClick(position: Int) {
         val activity = activity ?: return
         val manga = (adapter?.getItem(position) as? SourceItem?)?.manga ?: return
+        val duplicateManga = presenter.getDuplicateLibraryManga(manga)
 
         if (manga.favorite) {
             MaterialAlertDialogBuilder(activity)
@@ -603,6 +605,17 @@ open class BrowseSourceController(bundle: Bundle) :
                 }
                 .show()
         } else {
+            if (duplicateManga != null) {
+                AddDuplicateMangaDialog(this, duplicateManga) { addToLibrary(manga, position) }
+                    .showDialog(router)
+            } else {
+                addToLibrary(manga, position)
+            }
+        }
+    }
+
+    private fun addToLibrary(newManga: Manga, position: Int) {
+        val activity = activity ?: return
         val categories = presenter.getCategories()
         val defaultCategoryId = preferences.defaultCategory()
         val defaultCategory = categories.find { it.id == defaultCategoryId }
@@ -610,25 +623,25 @@ open class BrowseSourceController(bundle: Bundle) :
         when {
             // Default category set
             defaultCategory != null -> {
-                    presenter.moveMangaToCategory(manga, defaultCategory)
+                presenter.moveMangaToCategory(newManga, defaultCategory)
 
-                    presenter.changeMangaFavorite(manga)
+                presenter.changeMangaFavorite(newManga)
                 adapter?.notifyItemChanged(position)
                 activity.toast(activity.getString(R.string.manga_added_library))
             }
 
             // Automatic 'Default' or no categories
             defaultCategoryId == 0 || categories.isEmpty() -> {
-                    presenter.moveMangaToCategory(manga, null)
+                presenter.moveMangaToCategory(newManga, null)
 
-                    presenter.changeMangaFavorite(manga)
+                presenter.changeMangaFavorite(newManga)
                 adapter?.notifyItemChanged(position)
                 activity.toast(activity.getString(R.string.manga_added_library))
             }
 
             // Choose a category
             else -> {
-                    val ids = presenter.getMangaCategoryIds(manga)
+                val ids = presenter.getMangaCategoryIds(newManga)
                 val preselected = categories.map {
                     if (it.id in ids) {
                         QuadStateTextView.State.CHECKED.ordinal
@@ -637,12 +650,11 @@ open class BrowseSourceController(bundle: Bundle) :
                     }
                 }.toTypedArray()
 
-                    ChangeMangaCategoriesDialog(this, listOf(manga), categories, preselected)
+                ChangeMangaCategoriesDialog(this, listOf(newManga), categories, preselected)
                     .showDialog(router)
             }
         }
     }
-    }
 
     /**
      * Update manga to use selected categories.

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt

@@ -351,6 +351,10 @@ open class BrowseSourcePresenter(
         return db.getCategories().executeAsBlocking()
     }
 
+    fun getDuplicateLibraryManga(manga: Manga): Manga? {
+        return db.getDuplicateLibraryManga(manga).executeAsBlocking()
+    }
+
     /**
      * Gets the category id's the manga is in, if the manga is not in a category, returns the default id.
      *

app/src/main/java/eu/kanade/tachiyomi/ui/manga/AddDuplicateMangaDialog.kt

@@ -0,0 +1,48 @@
+package eu.kanade.tachiyomi.ui.manga
+
+import android.app.Dialog
+import android.os.Bundle
+import com.bluelinelabs.conductor.Controller
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.source.SourceManager
+import eu.kanade.tachiyomi.ui.base.controller.DialogController
+import eu.kanade.tachiyomi.ui.base.controller.withFadeTransaction
+import uy.kohesive.injekt.injectLazy
+
+class AddDuplicateMangaDialog(bundle: Bundle? = null) : DialogController(bundle) {
+
+    private val sourceManager: SourceManager by injectLazy()
+
+    private lateinit var libraryManga: Manga
+    private lateinit var onAddToLibrary: () -> Unit
+
+    constructor(
+        target: Controller,
+        libraryManga: Manga,
+        onAddToLibrary: () -> Unit,
+    ) : this() {
+        targetController = target
+
+        this.libraryManga = libraryManga
+        this.onAddToLibrary = onAddToLibrary
+    }
+
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
+        val source = sourceManager.getOrStub(libraryManga.source)
+
+        return MaterialAlertDialogBuilder(activity!!)
+            .setMessage(activity?.getString(R.string.confirm_manga_add_duplicate, source.name))
+            .setPositiveButton(activity?.getString(R.string.action_add)) { _, _ ->
+                onAddToLibrary()
+            }
+            .setNegativeButton(android.R.string.cancel, null)
+            .setNeutralButton(activity?.getString(R.string.action_show_manga)) { _, _ ->
+                dismissDialog()
+                router.pushController(MangaController(libraryManga.id!!).withFadeTransaction())
+            }
+            .setCancelable(true)
+            .create()
+    }
+}

app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaController.kt

@@ -29,7 +29,6 @@ import coil.request.ImageRequest
 import com.bluelinelabs.conductor.Controller
 import com.bluelinelabs.conductor.ControllerChangeHandler
 import com.bluelinelabs.conductor.ControllerChangeType
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
 import com.google.android.material.snackbar.Snackbar
 import dev.chrisbanes.insetter.applyInsetter
@@ -542,18 +541,8 @@ class MangaController :
 
     private fun showAddDuplicateDialog(newManga: Manga, libraryManga: Manga) {
         activity?.let {
-            val source = sourceManager.getOrStub(libraryManga.source)
+            AddDuplicateMangaDialog(this, libraryManga) { addToLibrary(newManga) }
-            MaterialAlertDialogBuilder(it).apply {
+                .showDialog(router)
-                setMessage(activity?.getString(R.string.confirm_manga_add_duplicate, source.name))
-                setPositiveButton(activity?.getString(R.string.action_add)) { _, _ ->
-                    addToLibrary(newManga)
-                }
-                setNegativeButton(activity?.getString(R.string.action_cancel)) { _, _ -> }
-                setNeutralButton(activity?.getString(R.string.action_show_manga)) { _, _ ->
-                    router.pushController(MangaController(libraryManga).withFadeTransaction())
-                }
-                setCancelable(true)
-            }.create().show()
         }
     }