Add recent sources to search suggestions

app/src/main/kotlin/org/koitharu/kotatsu/core/db/dao/MangaSourcesDao.kt

@@ -27,6 +27,9 @@ abstract class MangaSourcesDao {
 	@Query("SELECT * FROM sources WHERE added_in >= :version")
 	abstract suspend fun findAllFromVersion(version: Int): List<MangaSourceEntity>
 
+	@Query("SELECT * FROM sources ORDER BY used_at DESC LIMIT :limit")
+	abstract suspend fun findLastUsed(limit: Int): List<MangaSourceEntity>
+
 	@Query("SELECT * FROM sources ORDER BY pinned DESC, sort_key")
 	abstract fun observeAll(): Flow<List<MangaSourceEntity>>
 

app/src/main/kotlin/org/koitharu/kotatsu/core/prefs/SearchSuggestionType.kt

@@ -12,5 +12,6 @@ enum class SearchSuggestionType(
 	QUERIES_SUGGEST(R.string.suggested_queries),
 	MANGA(R.string.content_type_manga),
 	SOURCES(R.string.remote_sources),
+	RECENT_SOURCES(R.string.recent_sources),
 	AUTHORS(R.string.authors),
 }

app/src/main/kotlin/org/koitharu/kotatsu/explore/data/MangaSourcesRepository.kt

@@ -59,6 +59,11 @@ class MangaSourcesRepository @Inject constructor(
 		}
 	}
 
+	suspend fun getTopSources(limit: Int): List<MangaSource> {
+		assimilateNewSources()
+		return dao.findLastUsed(limit).toSources(settings.isNsfwContentDisabled, null)
+	}
+
 	suspend fun getDisabledSources(): Set<MangaSource> {
 		assimilateNewSources()
 		val result = EnumSet.copyOf(remoteSources)
@@ -242,8 +247,10 @@ class MangaSourcesRepository @Inject constructor(
 	}
 
 	suspend fun trackUsage(source: MangaSource) {
+		if (!settings.isIncognitoModeEnabled && !(settings.isHistoryExcludeNsfw && source.isNsfw())) {
 			dao.setLastUsed(source.name, System.currentTimeMillis())
 		}
+	}
 
 	private suspend fun setSourcesEnabledImpl(sources: Collection<MangaSource>, isEnabled: Boolean) {
 		if (sources.size == 1) { // fast path

app/src/main/kotlin/org/koitharu/kotatsu/search/domain/MangaSearchRepository.kt

@@ -125,6 +125,8 @@ class MangaSearchRepository @Inject constructor(
 		return db.getTagsDao().findRareTags(source.name, limit).toMangaTagsList()
 	}
 
+	suspend fun getSourcesSuggestion(limit: Int): List<MangaSource> = sourcesRepository.getTopSources(limit)
+
 	fun getSourcesSuggestion(query: String, limit: Int): List<MangaSource> {
 		if (query.length < 3) {
 			return emptyList()

app/src/main/kotlin/org/koitharu/kotatsu/search/ui/suggestion/SearchSuggestionViewModel.kt

@@ -37,6 +37,7 @@ private const val MAX_HINTS_ITEMS = 3
 private const val MAX_AUTHORS_ITEMS = 2
 private const val MAX_TAGS_ITEMS = 8
 private const val MAX_SOURCES_ITEMS = 6
+private const val MAX_SOURCES_TIPS_ITEMS = 2
 
 @HiltViewModel
 class SearchSuggestionViewModel @Inject constructor(
@@ -149,12 +150,18 @@ class SearchSuggestionViewModel @Inject constructor(
 		} else {
 			null
 		}
+		val sourcesTipsDeferred = if (searchQuery.isEmpty() && SearchSuggestionType.RECENT_SOURCES in types) {
+			async { repository.getSourcesSuggestion(MAX_SOURCES_TIPS_ITEMS) }
+		} else {
+			null
+		}
 
 		val tags = tagsDeferred?.await()
 		val mangaList = mangaDeferred?.await()
 		val queries = queriesDeferred?.await()
 		val hints = hintsDeferred?.await()
 		val authors = authorsDeferred?.await()
+		val sourcesTips = sourcesTipsDeferred?.await()
 
 		buildList(queries.sizeOrZero() + sources.sizeOrZero() + authors.sizeOrZero() + hints.sizeOrZero() + 2) {
 			if (!tags.isNullOrEmpty()) {
@@ -167,6 +174,7 @@ class SearchSuggestionViewModel @Inject constructor(
 			queries?.mapTo(this) { SearchSuggestionItem.RecentQuery(it) }
 			authors?.mapTo(this) { SearchSuggestionItem.Author(it) }
 			hints?.mapTo(this) { SearchSuggestionItem.Hint(it) }
+			sourcesTips?.mapTo(this) { SearchSuggestionItem.SourceTip(it) }
 		}
 	}
 

app/src/main/kotlin/org/koitharu/kotatsu/search/ui/suggestion/adapter/SearchSuggestionAdapter.kt

@@ -18,6 +18,7 @@ class SearchSuggestionAdapter(
 		delegatesManager
 			.addDelegate(SEARCH_SUGGESTION_ITEM_TYPE_QUERY, searchSuggestionQueryAD(listener))
 			.addDelegate(searchSuggestionSourceAD(coil, lifecycleOwner, listener))
+			.addDelegate(searchSuggestionSourceTipAD(coil, lifecycleOwner, listener))
 			.addDelegate(searchSuggestionTagsAD(listener))
 			.addDelegate(searchSuggestionMangaListAD(coil, lifecycleOwner, listener))
 			.addDelegate(searchSuggestionQueryHintAD(listener))

app/src/main/kotlin/org/koitharu/kotatsu/search/ui/suggestion/adapter/SearchSuggestionSourceTipAD.kt

@@ -0,0 +1,43 @@
+package org.koitharu.kotatsu.search.ui.suggestion.adapter
+
+import androidx.lifecycle.LifecycleOwner
+import coil.ImageLoader
+import com.hannesdorfmann.adapterdelegates4.dsl.adapterDelegateViewBinding
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.model.getSummary
+import org.koitharu.kotatsu.core.model.getTitle
+import org.koitharu.kotatsu.core.parser.favicon.faviconUri
+import org.koitharu.kotatsu.core.ui.image.FaviconDrawable
+import org.koitharu.kotatsu.core.util.ext.enqueueWith
+import org.koitharu.kotatsu.core.util.ext.newImageRequest
+import org.koitharu.kotatsu.core.util.ext.source
+import org.koitharu.kotatsu.databinding.ItemSearchSuggestionSourceTipBinding
+import org.koitharu.kotatsu.search.ui.suggestion.SearchSuggestionListener
+import org.koitharu.kotatsu.search.ui.suggestion.model.SearchSuggestionItem
+
+fun searchSuggestionSourceTipAD(
+	coil: ImageLoader,
+	lifecycleOwner: LifecycleOwner,
+	listener: SearchSuggestionListener,
+) =
+	adapterDelegateViewBinding<SearchSuggestionItem.SourceTip, SearchSuggestionItem, ItemSearchSuggestionSourceTipBinding>(
+		{ inflater, parent -> ItemSearchSuggestionSourceTipBinding.inflate(inflater, parent, false) },
+	) {
+
+		binding.root.setOnClickListener {
+			listener.onSourceClick(item.source)
+		}
+
+		bind {
+			binding.textViewTitle.text = item.source.getTitle(context)
+			binding.textViewSubtitle.text = item.source.getSummary(context)
+			val fallbackIcon = FaviconDrawable(context, R.style.FaviconDrawable_Small, item.source.name)
+			binding.imageViewCover.newImageRequest(lifecycleOwner, item.source.faviconUri())?.run {
+				fallback(fallbackIcon)
+				placeholder(fallbackIcon)
+				error(fallbackIcon)
+				source(item.source)
+				enqueueWith(coil)
+			}
+		}
+	}

app/src/main/kotlin/org/koitharu/kotatsu/search/ui/suggestion/model/SearchSuggestionItem.kt

@@ -1,5 +1,6 @@
 package org.koitharu.kotatsu.search.ui.suggestion.model
 
+import org.koitharu.kotatsu.core.model.isNsfw
 import org.koitharu.kotatsu.core.ui.widgets.ChipsView
 import org.koitharu.kotatsu.list.ui.ListModelDiffCallback
 import org.koitharu.kotatsu.list.ui.model.ListModel
@@ -69,6 +70,18 @@ sealed interface SearchSuggestionItem : ListModel {
 		}
 	}
 
+	data class SourceTip(
+		val source: MangaSource,
+	) : SearchSuggestionItem {
+
+		val isNsfw: Boolean
+			get() = source.isNsfw()
+
+		override fun areItemsTheSame(other: ListModel): Boolean {
+			return other is Source && other.source == source
+		}
+	}
+
 	data class Tags(
 		val tags: List<ChipsView.ChipModel>,
 	) : SearchSuggestionItem {

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

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	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:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:background="?selectableItemBackground"
+	android:gravity="center_vertical"
+	android:minHeight="?attr/listPreferredItemHeightSmall"
+	android:orientation="horizontal"
+	android:paddingVertical="@dimen/margin_small">
+
+	<com.google.android.material.imageview.ShapeableImageView
+		android:id="@+id/imageView_cover"
+		android:layout_width="32dp"
+		android:layout_height="32dp"
+		android:layout_marginStart="?listPreferredItemPaddingStart"
+		android:scaleType="centerCrop"
+		app:shapeAppearance="?shapeAppearanceCornerSmall"
+		tools:src="@tools:sample/backgrounds/scenic" />
+
+	<LinearLayout
+		android:layout_width="0dp"
+		android:layout_height="wrap_content"
+		android:layout_marginStart="16dp"
+		android:layout_marginEnd="?listPreferredItemPaddingEnd"
+		android:layout_weight="1"
+		android:orientation="vertical">
+
+		<TextView
+			android:id="@+id/textView_title"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:ellipsize="end"
+			android:singleLine="true"
+			android:textAppearance="?attr/textAppearanceTitleSmall"
+			tools:text="@tools:sample/lorem[2]" />
+
+		<TextView
+			android:id="@+id/textView_subtitle"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_marginTop="2dp"
+			android:ellipsize="end"
+			android:singleLine="true"
+			android:textAppearance="?attr/textAppearanceBodySmall"
+			tools:text="@tools:sample/lorem[2]" />
+
+	</LinearLayout>
+
+</LinearLayout>

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

@@ -663,4 +663,5 @@
 	<string name="source_unpinned">Source unpinned</string>
 	<string name="sources_unpinned">Sources unpinned</string>
 	<string name="sources_pinned">Sources pinned</string>
+	<string name="recent_sources">Recent sources</string>
 </resources>