Kitsu fixes #1151

app/src/main/kotlin/org/koitharu/kotatsu/scrobbling/common/ui/selector/ScrobblingSelectorSheet.kt

@@ -60,7 +60,7 @@ class ScrobblingSelectorSheet :
 	lateinit var coil: ImageLoader
 
 	private var collapsibleActionViewCallback: CollapseActionViewCallback? = null
-
+	private var paginationScrollListener: PaginationScrollListener? = null
 	private val viewModel by viewModels<ScrobblingSelectorViewModel>()
 
 	override fun onCreateViewBinding(inflater: LayoutInflater, container: ViewGroup?): SheetScrobblingSelectorBinding {
@@ -77,7 +77,11 @@ class ScrobblingSelectorSheet :
 			adapter = listAdapter
 			addItemDecoration(decoration)
 			addItemDecoration(TypedListSpacingDecoration(context, false))
-			addOnScrollListener(PaginationScrollListener(4, this@ScrobblingSelectorSheet))
+			addOnScrollListener(
+				PaginationScrollListener(4, this@ScrobblingSelectorSheet).also {
+					paginationScrollListener = it
+				},
+			)
 		}
 		binding.buttonDone.setOnClickListener(this)
 		initOptionsMenu()
@@ -112,6 +116,7 @@ class ScrobblingSelectorSheet :
 	override fun onDestroyView() {
 		super.onDestroyView()
 		collapsibleActionViewCallback = null
+		paginationScrollListener = null
 	}
 
 	override fun onCurrentListChanged(previousList: MutableList<ListModel>, currentList: MutableList<ListModel>) {
@@ -124,6 +129,7 @@ class ScrobblingSelectorSheet :
 				currentList.indexOfFirst { it is ScrobblerManga && it.id == selectedId }.coerceAtLeast(0)
 			}
 			rv.post(RecyclerViewScrollCallback(rv, target, if (target == 0) 0 else rv.height / 3))
+			paginationScrollListener?.postInvalidate(rv)
 		}
 	}
 

app/src/main/kotlin/org/koitharu/kotatsu/scrobbling/common/ui/selector/ScrobblingSelectorViewModel.kt

@@ -10,7 +10,6 @@ import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.combine
-import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.plus
 import org.koitharu.kotatsu.R
@@ -59,7 +58,7 @@ class ScrobblingSelectorViewModel @Inject constructor(
 		get() = availableScrobblers[selectedScrobblerIndex.requireValue()]
 
 	val content: StateFlow<List<ListModel>> = combine(
-		scrobblerMangaList.map { it.distinctBy { x -> x.id } },
+		scrobblerMangaList,
 		listError,
 		hasNextPage,
 	) { list, error, isHasNextPage ->
@@ -127,14 +126,17 @@ class ScrobblingSelectorViewModel @Inject constructor(
 			runCatchingCancellable {
 				currentScrobbler.findManga(checkNotNull(searchQuery.value), offset)
 			}.onSuccess { list ->
-				if (!append) {
-					scrobblerMangaList.value = list
-				} else if (list.isNotEmpty()) {
-					scrobblerMangaList.value += list
-				}
-				hasNextPage.value = list.isNotEmpty()
+				val newList = (if (append) {
+					scrobblerMangaList.value + list
+				} else {
+					list
+				}).distinctBy { x -> x.id }
+				val changed = newList != scrobblerMangaList.value
+				scrobblerMangaList.value = newList
+				hasNextPage.value = changed && newList.isNotEmpty()
 			}.onFailure { error ->
 				error.printStackTraceDebug()
+				hasNextPage.value = false
 				listError.value = error
 			}
 		}

app/src/main/kotlin/org/koitharu/kotatsu/scrobbling/kitsu/data/KitsuInterceptor.kt

@@ -1,8 +1,14 @@
 package org.koitharu.kotatsu.scrobbling.kitsu.data
 
 import okhttp3.Interceptor
+import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.Response
+import okhttp3.internal.closeQuietly
+import okio.IOException
 import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.parsers.util.mimeType
+import org.koitharu.kotatsu.parsers.util.parseHtml
+import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import org.koitharu.kotatsu.scrobbling.common.data.ScrobblerStorage
 import org.koitharu.kotatsu.scrobbling.common.domain.ScrobblerAuthRequiredException
 import org.koitharu.kotatsu.scrobbling.common.domain.model.ScrobblerService
@@ -23,13 +29,23 @@ class KitsuInterceptor(private val storage: ScrobblerStorage) : Interceptor {
 		}
 		val response = chain.proceed(request.build())
 		if (!isAuthRequest && response.code == HttpURLConnection.HTTP_UNAUTHORIZED) {
+			response.closeQuietly()
 			throw ScrobblerAuthRequiredException(ScrobblerService.KITSU)
 		}
+		if (response.mimeType?.toMediaTypeOrNull()?.subtype == SUBTYPE_HTML) {
+			val message = runCatchingCancellable {
+				response.parseHtml().title().takeUnless { it.isEmpty() }
+			}.onFailure {
+				response.closeQuietly()
+			}.getOrNull() ?: "Invalid response (${response.code})"
+			throw IOException(message)
+		}
 		return response
 	}
 
 	companion object {
 
 		const val VND_JSON = "application/vnd.api+json"
+		const val SUBTYPE_HTML = "html"
 	}
 }

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

@@ -56,12 +56,12 @@
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
 				android:autofillHints="emailAddress"
+				android:hint="@string/email"
 				android:imeOptions="actionDone"
 				android:inputType="textEmailAddress"
 				android:maxLength="512"
 				android:singleLine="true"
-				android:textSize="16sp"
-				tools:hint="Email" />
+				android:textSize="16sp" />
 
 		</com.google.android.material.textfield.TextInputLayout>
 
@@ -83,12 +83,12 @@
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
 				android:autofillHints="password"
+				android:hint="@string/password"
 				android:imeOptions="actionDone"
 				android:inputType="textPassword"
 				android:maxLength="512"
 				android:singleLine="true"
-				android:textSize="16sp"
-				tools:hint="Password" />
+				android:textSize="16sp" />
 
 		</com.google.android.material.textfield.TextInputLayout>
 

app/src/main/res/values/strings.xml

@@ -767,4 +767,5 @@
 	<string name="delete_old_backups_summary">Automatically delete old backup files to save storage space</string>
 	<string name="handle_links">Handle links</string>
 	<string name="handle_links_summary">Handle manga links from external applications (e.g. web browser). You may also need to enable it manually in the application\'s system settings</string>
+	<string name="email">Email</string>
 </resources>