Fix list headers

app/src/main/java/org/koitharu/kotatsu/history/ui/HistoryListViewModel.kt

@@ -20,7 +20,6 @@ import org.koitharu.kotatsu.utils.ext.daysDiff
 import org.koitharu.kotatsu.utils.ext.onFirst
 import java.util.*
 import java.util.concurrent.TimeUnit
-import kotlin.collections.ArrayList
 
 class HistoryListViewModel(
 	private val repository: HistoryRepository,
@@ -81,8 +80,11 @@ class HistoryListViewModel(
 		grouped: Boolean,
 		mode: ListMode
 	): List<ListModel> {
-		val result = ArrayList<ListModel>(if (grouped) (list.size * 1.4).toInt() else list.size)
+		val result = ArrayList<ListModel>(if (grouped) (list.size * 1.4).toInt() else list.size + 1)
 		var prevDate: DateTimeAgo? = null
+		if (!grouped) {
+			result += ListHeader(null, R.string.history)
+		}
 		for ((manga, history) in list) {
 			if (grouped) {
 				val date = timeAgo(history.updatedAt)

app/src/main/java/org/koitharu/kotatsu/list/ui/adapter/ListHeaderAD.kt

@@ -9,6 +9,11 @@ import org.koitharu.kotatsu.list.ui.model.ListModel
 fun listHeaderAD() = adapterDelegate<ListHeader, ListModel>(R.layout.item_header) {
 
 	bind {
-		(itemView as TextView).text = item.text
+		val textView = (itemView as TextView)
+		if (item.text != null) {
+			textView.text = item.text
+		} else {
+			textView.setText(item.textRes)
+		}
 	}
 }

app/src/main/java/org/koitharu/kotatsu/list/ui/model/ListHeader.kt

@@ -1,5 +1,8 @@
 package org.koitharu.kotatsu.list.ui.model
 
+import androidx.annotation.StringRes
+
 data class ListHeader(
-	val text: CharSequence,
+	val text: CharSequence?,
+	@StringRes val textRes: Int,
 ) : ListModel

app/src/main/java/org/koitharu/kotatsu/local/ui/LocalListViewModel.kt

@@ -33,7 +33,7 @@ class LocalListViewModel(
 	val onMangaRemoved = SingleLiveEvent<Manga>()
 	private val listError = MutableStateFlow<Throwable?>(null)
 	private val mangaList = MutableStateFlow<List<Manga>?>(null)
-	private val headerModel = ListHeader(context.getString(R.string.local_storage))
+	private val headerModel = ListHeader(null, R.string.local_storage)
 
 	override val content = combine(
 		mangaList,

app/src/main/java/org/koitharu/kotatsu/remotelist/ui/RemoteListViewModel.kt

@@ -27,7 +27,7 @@ class RemoteListViewModel(
 	private val listError = MutableStateFlow<Throwable?>(null)
 	private var appliedFilter: MangaFilter? = null
 	private var loadingJob: Job? = null
-	private val headerModel = ListHeader((repository as RemoteMangaRepository).title)
+	private val headerModel = ListHeader((repository as RemoteMangaRepository).title, 0)
 
 	override val content = combine(
 		mangaList,