Related manga activity

app/src/main/AndroidManifest.xml

@@ -100,6 +100,9 @@
 		<activity
 			android:name="org.koitharu.kotatsu.suggestions.ui.SuggestionsActivity"
 			android:label="@string/suggestions" />
+		<activity
+			android:name="org.koitharu.kotatsu.details.ui.related.RelatedMangaActivity"
+			android:label="@string/related_manga" />
 		<activity
 			android:name="org.koitharu.kotatsu.settings.SettingsActivity"
 			android:exported="true"

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/DetailsFragment.kt

@@ -43,6 +43,7 @@ import org.koitharu.kotatsu.core.util.ext.textAndVisible
 import org.koitharu.kotatsu.databinding.FragmentDetailsBinding
 import org.koitharu.kotatsu.details.ui.model.ChapterListItem
 import org.koitharu.kotatsu.details.ui.model.HistoryInfo
+import org.koitharu.kotatsu.details.ui.related.RelatedMangaActivity
 import org.koitharu.kotatsu.details.ui.scrobbling.ScrobblingItemDecoration
 import org.koitharu.kotatsu.details.ui.scrobbling.ScrollingInfoAdapter
 import org.koitharu.kotatsu.history.data.PROGRESS_NONE
@@ -91,6 +92,7 @@ class DetailsFragment :
 		binding.buttonDescriptionMore.setOnClickListener(this)
 		binding.buttonBookmarksMore.setOnClickListener(this)
 		binding.buttonScrobblingMore.setOnClickListener(this)
+		binding.buttonRelatedMore.setOnClickListener(this)
 		binding.infoLayout.textViewSource.setOnClickListener(this)
 		binding.textViewDescription.movementMethod = LinkMovementMethod.getInstance()
 		binding.chipsTags.onChipClickListener = this
@@ -308,6 +310,10 @@ class DetailsFragment :
 			R.id.button_bookmarks_more -> {
 				BookmarksSheet.show(parentFragmentManager, manga)
 			}
+
+			R.id.button_related_more -> {
+				startActivity(RelatedMangaActivity.newIntent(v.context, manga))
+			}
 		}
 	}
 

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/related/RelatedListFragment.kt

@@ -0,0 +1,24 @@
+package org.koitharu.kotatsu.details.ui.related
+
+import android.view.Menu
+import androidx.appcompat.view.ActionMode
+import androidx.fragment.app.viewModels
+import dagger.hilt.android.AndroidEntryPoint
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.ui.list.ListSelectionController
+import org.koitharu.kotatsu.list.ui.MangaListFragment
+
+@AndroidEntryPoint
+class RelatedListFragment : MangaListFragment() {
+
+	override val viewModel by viewModels<RelatedListViewModel>()
+	override val isSwipeRefreshEnabled = false
+
+	override fun onScrolledToEnd() = Unit
+
+	override fun onCreateActionMode(controller: ListSelectionController, mode: ActionMode, menu: Menu): Boolean {
+		mode.menuInflater.inflate(R.menu.mode_remote, menu)
+		return super.onCreateActionMode(controller, mode, menu)
+	}
+}
+

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/related/RelatedListViewModel.kt

@@ -0,0 +1,99 @@
+package org.koitharu.kotatsu.details.ui.related
+
+import androidx.lifecycle.SavedStateHandle
+import androidx.lifecycle.viewModelScope
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.plus
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
+import org.koitharu.kotatsu.core.parser.MangaIntent
+import org.koitharu.kotatsu.core.parser.MangaRepository
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.util.ext.call
+import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
+import org.koitharu.kotatsu.core.util.ext.require
+import org.koitharu.kotatsu.download.ui.worker.DownloadWorker
+import org.koitharu.kotatsu.list.domain.ListExtraProvider
+import org.koitharu.kotatsu.list.ui.MangaListViewModel
+import org.koitharu.kotatsu.list.ui.model.EmptyState
+import org.koitharu.kotatsu.list.ui.model.LoadingState
+import org.koitharu.kotatsu.list.ui.model.toErrorState
+import org.koitharu.kotatsu.list.ui.model.toUi
+import org.koitharu.kotatsu.parsers.model.Manga
+import javax.inject.Inject
+
+@HiltViewModel
+class RelatedListViewModel @Inject constructor(
+	savedStateHandle: SavedStateHandle,
+	mangaRepositoryFactory: MangaRepository.Factory,
+	settings: AppSettings,
+	private val extraProvider: ListExtraProvider,
+	downloadScheduler: DownloadWorker.Scheduler,
+) : MangaListViewModel(settings, downloadScheduler) {
+
+	private val seed = savedStateHandle.require<ParcelableManga>(MangaIntent.KEY_MANGA).manga
+	private val repository = mangaRepositoryFactory.create(seed.source)
+	private val mangaList = MutableStateFlow<List<Manga>?>(null)
+	private val listError = MutableStateFlow<Throwable?>(null)
+	private var loadingJob: Job? = null
+
+	override val content = combine(
+		mangaList,
+		listMode,
+		listError,
+	) { list, mode, error ->
+		when {
+			list.isNullOrEmpty() && error != null -> listOf(error.toErrorState(canRetry = true))
+			list == null -> listOf(LoadingState)
+			list.isEmpty() -> listOf(createEmptyState())
+			else -> list.toUi(mode, extraProvider)
+		}
+	}.stateIn(viewModelScope + Dispatchers.Default, SharingStarted.Eagerly, listOf(LoadingState))
+
+	init {
+		loadList()
+	}
+
+	override fun onRefresh() {
+		loadList()
+	}
+
+	override fun onRetry() {
+		loadList()
+	}
+
+	private fun loadList(): Job {
+		loadingJob?.let {
+			if (it.isActive) return it
+		}
+		return launchLoadingJob(Dispatchers.Default) {
+			try {
+				listError.value = null
+				mangaList.value = repository.getRelated(seed)
+			} catch (e: CancellationException) {
+				throw e
+			} catch (e: Throwable) {
+				e.printStackTraceDebug()
+				listError.value = e
+				if (!mangaList.value.isNullOrEmpty()) {
+					errorEvent.call(e)
+				}
+			}
+		}.also { loadingJob = it }
+	}
+
+	private fun createEmptyState() = EmptyState(
+		icon = R.drawable.ic_empty_common,
+		textPrimary = R.string.nothing_found,
+		textSecondary = 0,
+		actionStringRes = 0,
+	)
+}
+

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/related/RelatedMangaActivity.kt

@@ -0,0 +1,50 @@
+package org.koitharu.kotatsu.details.ui.related
+
+import android.content.Context
+import android.content.Intent
+import android.os.Bundle
+import androidx.core.graphics.Insets
+import androidx.core.view.updatePadding
+import androidx.fragment.app.commit
+import com.google.android.material.appbar.AppBarLayout
+import dagger.hilt.android.AndroidEntryPoint
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
+import org.koitharu.kotatsu.core.parser.MangaIntent
+import org.koitharu.kotatsu.core.ui.BaseActivity
+import org.koitharu.kotatsu.databinding.ActivityContainerBinding
+import org.koitharu.kotatsu.main.ui.owners.AppBarOwner
+import org.koitharu.kotatsu.parsers.model.Manga
+
+@AndroidEntryPoint
+class RelatedMangaActivity : BaseActivity<ActivityContainerBinding>(), AppBarOwner {
+
+	override val appBar: AppBarLayout
+		get() = viewBinding.appbar
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		setContentView(ActivityContainerBinding.inflate(layoutInflater))
+		supportActionBar?.setDisplayHomeAsUpEnabled(true)
+		val fm = supportFragmentManager
+		if (fm.findFragmentById(R.id.container) == null) {
+			fm.commit {
+				setReorderingAllowed(true)
+				replace(R.id.container, RelatedListFragment::class.java, intent.extras)
+			}
+		}
+	}
+
+	override fun onWindowInsetsChanged(insets: Insets) {
+		viewBinding.root.updatePadding(
+			left = insets.left,
+			right = insets.right,
+		)
+	}
+
+	companion object {
+
+		fun newIntent(context: Context, seed: Manga) = Intent(context, RelatedMangaActivity::class.java)
+			.putExtra(MangaIntent.KEY_MANGA, ParcelableManga(seed, withChapters = false))
+	}
+}

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

@@ -3,7 +3,7 @@
 	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"
-	style="?materialCardViewOutlinedStyle"
+	style="?materialCardViewElevatedStyle"
 	android:layout_width="match_parent"
 	android:layout_height="wrap_content"
 	android:layout_margin="@dimen/margin_small">