Fixes to CoroutineScope

This includes removing what I thought was a good helper method for a list of preferences Also using a base scope for controllers (others will have to be updated later)
2024-12-23 11:31:54 +01:00 · 2021-04-26 05:29:12 -04:00 · 2021-04-26 05:29:12 -04:00 · 0b4019a1cb
commit 0b4019a1cb
parent 8753d188d1
9 changed files with 50 additions and 56 deletions
--- a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
@ -43,17 +43,6 @@ fun <T> com.tfcporciuncula.flow.Preference<T>.asImmediateFlowIn(scope: Coroutine
        .launchIn(scope)
 }

-fun <T> Collection<com.tfcporciuncula.flow.Preference<out T>>.asFlowsIn(scope: CoroutineScope, dropFirst: Boolean = false, block: () -> Unit): Collection<Job> {
-    return map { pref ->
-        pref.asFlow()
-            .apply {
-                if (dropFirst) drop(1)
-            }
-            .onEach { block() }
-            .launchIn(scope)
-    }
-}
-
 fun com.tfcporciuncula.flow.Preference<Boolean>.toggle() = set(!get())

 private class DateFormatConverter : Preference.Adapter<DateFormat> {
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/BaseController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/BaseController.kt
@ -13,12 +13,16 @@ import com.bluelinelabs.conductor.ControllerChangeHandler
 import com.bluelinelabs.conductor.ControllerChangeType
 import com.bluelinelabs.conductor.RestoreViewOnCreateController
 import eu.kanade.tachiyomi.util.view.removeQueryListener
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.MainScope
+import kotlinx.coroutines.cancel
 import timber.log.Timber

 abstract class BaseController<VB : ViewBinding>(bundle: Bundle? = null) :
    RestoreViewOnCreateController(bundle) {

    lateinit var binding: VB
+    lateinit var viewScope: CoroutineScope

    val isBindingInitialized get() = this::binding.isInitialized
    init {
@ -29,6 +33,7 @@ abstract class BaseController<VB : ViewBinding>(bundle: Bundle? = null) :
                }

                override fun preCreateView(controller: Controller) {
+                    viewScope = MainScope()
                    Timber.d("Create view for ${controller.instance()}")
                }

@ -41,6 +46,7 @@ abstract class BaseController<VB : ViewBinding>(bundle: Bundle? = null) :
                }

                override fun preDestroyView(controller: Controller, view: View) {
+                    viewScope.cancel()
                    Timber.d("Destroy view for ${controller.instance()}")
                }
            }
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/extension/details/ExtensionDetailsController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/extension/details/ExtensionDetailsController.kt
@ -46,7 +46,6 @@ import eu.kanade.tachiyomi.util.view.openInBrowser
 import eu.kanade.tachiyomi.util.view.scrollViewWith
 import eu.kanade.tachiyomi.util.view.snack
 import eu.kanade.tachiyomi.widget.preference.ListMatPreference
-import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import uy.kohesive.injekt.Injekt
@ -64,7 +63,6 @@ class ExtensionDetailsController(bundle: Bundle? = null) :

    private val preferences: PreferencesHelper = Injekt.get()

-    private val viewScope = MainScope()
    init {
        setHasOptionsMenu(true)
    }
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt
@ -28,7 +28,6 @@ import androidx.coordinatorlayout.widget.CoordinatorLayout
 import androidx.core.view.GestureDetectorCompat
 import androidx.core.view.isInvisible
 import androidx.core.view.isVisible
-import androidx.recyclerview.widget.DefaultItemAnimator
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.LinearLayoutManager
@ -53,7 +52,6 @@ import eu.kanade.tachiyomi.data.library.LibraryUpdateService
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
 import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
-import eu.kanade.tachiyomi.data.preference.asFlowsIn
 import eu.kanade.tachiyomi.data.preference.getOrDefault
 import eu.kanade.tachiyomi.databinding.LibraryControllerBinding
 import eu.kanade.tachiyomi.source.LocalSource
@ -99,11 +97,11 @@ import eu.kanade.tachiyomi.util.view.updateLayoutParams
 import eu.kanade.tachiyomi.util.view.updatePaddingRelative
 import eu.kanade.tachiyomi.util.view.withFadeTransaction
 import eu.kanade.tachiyomi.widget.EndAnimatorListener
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.drop
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import java.util.Locale
@ -150,8 +148,6 @@ class LibraryController(
    var singleCategory: Boolean = false
        private set

-    val scope = CoroutineScope(Job() + Dispatchers.Main)
-
    /**
     * Library search query.
     */
@ -835,8 +831,13 @@ class LibraryController(
            preferences.uniformGrid(),
            preferences.gridSize(),
            preferences.unreadBadgeType()
-        ).asFlowsIn(scope, true) {
-            reattachAdapter()
+        ).forEach {
+            it.asFlow()
+                .drop(1)
+                .onEach {
+                    reattachAdapter()
+                }
+                .launchIn(viewScope)
        }
    }

@ -885,7 +886,6 @@ class LibraryController(

    override fun onDestroy() {
        if (::presenter.isInitialized) presenter.onDestroy()
-        scope.cancel()
        super.onDestroy()
    }

@ -897,6 +897,7 @@ class LibraryController(
        }
        displaySheet?.dismiss()
        displaySheet = null
+        presenter.cancelScope()
        super.onDestroyView(view)
    }

@ -913,11 +914,6 @@ class LibraryController(
            )
        }
        adapter.setItems(mangaMap)
-        if (binding.libraryGridRecycler.recycler.itemAnimator == null) {
-            binding.libraryGridRecycler.recycler.post {
-                binding.libraryGridRecycler.recycler.itemAnimator = DefaultItemAnimator()
-            }
-        }
        singleCategory = presenter.categories.size <= 1
        showDropdown()
        binding.progress.isVisible = false
@ -951,9 +947,7 @@ class LibraryController(
            listOf(activityBinding?.toolbar, binding.headerTitle).forEach {
                it?.setOnClickListener {
                    val recycler = binding.libraryGridRecycler.recycler
-                    if (singleCategory) {
-                        recycler.scrollToPosition(0)
-                    } else {
+                    if (!singleCategory) {
                        showCategories(recycler.translationY == 0f)
                    }
                }
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryPresenter.kt
@ -33,6 +33,7 @@ import eu.kanade.tachiyomi.util.system.executeOnIO
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
+import kotlinx.coroutines.cancel
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import uy.kohesive.injekt.Injekt
@ -86,6 +87,10 @@ class LibraryPresenter(
    val libraryIsGrouped
        get() = groupType != UNGROUPED

+    fun cancelScope() {
+        scope.cancel()
+    }
+
    /** Save the current list to speed up loading later */
    fun onDestroy() {
        lastLibraryItems = libraryItems
@ -105,6 +110,7 @@ class LibraryPresenter(
        if (categories.isEmpty()) {
            categories = lastCategories ?: db.getCategories().executeAsBlocking().toMutableList()
        }
+        scope = CoroutineScope(Job() + Dispatchers.Default)
        scope.launch {
            val library = withContext(Dispatchers.IO) { getLibraryFromDB() }
            library.apply {
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/library/filter/FilterBottomSheet.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/library/filter/FilterBottomSheet.kt
@ -181,7 +181,7 @@ class FilterBottomSheet @JvmOverloads constructor(context: Context, attrs: Attri
                filterOrder = it
                clearFilters()
            }
-            .launchIn(controller.scope)
+            .launchIn(controller.viewScope)
    }

    private fun stateChanged(state: Int) {
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
@ -37,7 +37,6 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
-import eu.kanade.tachiyomi.data.preference.asFlowsIn
 import eu.kanade.tachiyomi.data.preference.asImmediateFlowIn
 import eu.kanade.tachiyomi.data.preference.toggle
 import eu.kanade.tachiyomi.databinding.ReaderActivityBinding
@ -637,7 +636,11 @@ class ReaderActivity :
        }

        listOf(preferences.cropBorders(), preferences.cropBordersWebtoon())
-            .asFlowsIn(scope) { updateCropBordersShortcut() }
+            .forEach { pref ->
+                pref.asFlow()
+                    .onEach { updateCropBordersShortcut() }
+                    .launchIn(scope)
+            }
        preferences.rotation().asImmediateFlowIn(scope) { updateRotationShortcut(it) }

        binding.chaptersSheet.shiftPageButton.setOnClickListener {
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/recents/RecentsController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/recents/RecentsController.kt
@ -54,10 +54,6 @@ import eu.kanade.tachiyomi.util.view.snack
 import eu.kanade.tachiyomi.util.view.updateLayoutParams
 import eu.kanade.tachiyomi.util.view.updatePaddingRelative
 import eu.kanade.tachiyomi.util.view.withFadeTransaction
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
-import kotlinx.coroutines.cancel
 import java.util.Locale
 import kotlin.math.abs
 import kotlin.math.max
@ -89,12 +85,10 @@ class RecentsController(bundle: Bundle? = null) :
        presenter.toggleGroupRecents(viewType, false)
    }

-    private val adapterScope: CoroutineScope = CoroutineScope(Job() + Dispatchers.Main)
-
    /**
     * Adapter containing the recent manga.
     */
-    private var adapter = RecentMangaAdapter(this)
+    private lateinit var adapter: RecentMangaAdapter
    var displaySheet: TabbedRecentsOptionsSheet? = null

    private var progressItem: ProgressItem? = null
@ -383,14 +377,13 @@ class RecentsController(bundle: Bundle? = null) :
        snack?.dismiss()
        presenter.onDestroy()
        snack = null
-        adapterScope.cancel()
-        presenter.cancelScope()
    }

    override fun onDestroyView(view: View) {
        super.onDestroyView(view)
        displaySheet?.dismiss()
        displaySheet = null
+        presenter.cancelScope()
    }

    fun refresh() = presenter.getRecents()
@ -497,7 +490,7 @@ class RecentsController(bundle: Bundle? = null) :

    override fun getViewType(): Int = presenter.viewType

-    override fun scope() = adapterScope
+    override fun scope() = viewScope

    override fun onItemClick(view: View?, position: Int): Boolean {
        val item = adapter.getItem(position) ?: return false
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/recents/RecentsPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/recents/RecentsPresenter.kt
@ -12,13 +12,15 @@ import eu.kanade.tachiyomi.data.download.model.DownloadQueue
 import eu.kanade.tachiyomi.data.library.LibraryServiceListener
 import eu.kanade.tachiyomi.data.library.LibraryUpdateService
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
-import eu.kanade.tachiyomi.data.preference.asFlowsIn
 import eu.kanade.tachiyomi.source.SourceManager
 import eu.kanade.tachiyomi.util.system.executeOnIO
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.cancel
+import kotlinx.coroutines.flow.drop
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import uy.kohesive.injekt.Injekt
@ -71,17 +73,6 @@ class RecentsPresenter(
    private val isOnFirstPage: Boolean
        get() = pageOffset == 0

-    init {
-        listOf(
-            preferences.groupChaptersHistory(),
-            preferences.showReadInAllRecents(),
-            preferences.groupChaptersUpdates()
-        ).asFlowsIn(scope, true) {
-            resetOffsets()
-            getRecents()
-        }
-    }
-
    fun onCreate() {
        downloadManager.addListener(this)
        LibraryUpdateService.setListener(this)
@ -92,6 +83,20 @@ class RecentsPresenter(
            lastRecents = null
        }
        getRecents()
+        scope = CoroutineScope(Job() + Dispatchers.Default)
+        listOf(
+            preferences.groupChaptersHistory(),
+            preferences.showReadInAllRecents(),
+            preferences.groupChaptersUpdates()
+        ).forEach {
+            it.asFlow()
+                .drop(1)
+                .onEach {
+                    resetOffsets()
+                    getRecents()
+                }
+                .launchIn(scope)
+        }
    }

    fun getRecents(updatePageCount: Boolean = false) {