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Refactor how extensions list is modelled

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To better enable changing the UI in the future based on sections.
This commit is contained in:
arkon
2023-01-10 23:18:34 -05:00
parent 6bb3070c57
commit 75b23c99ec
2 changed files with 85 additions and 94 deletions
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47
app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsScreenModel.kt
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@@ -40,7 +40,7 @@ class ExtensionsScreenModel(
init {
val context = Injekt.get<Application>()
val extensionMapper: (Map<String, InstallStep>) -> ((Extension) -> ExtensionUiModel) = { map ->
val extensionMapper: (Map<String, InstallStep>) -> ((Extension) -> ExtensionUiModel.Item) = { map ->
{
ExtensionUiModel.Item(it, map[it.pkgName] ?: InstallStep.Idle)
}
@@ -80,38 +80,31 @@ class ExtensionsScreenModel(
) { query, downloads, (_updates, _installed, _available, _untrusted) ->
val searchQuery = query ?: ""
val languagesWithExtensions = _available
.filter(queryFilter(searchQuery))
.groupBy { it.lang }
.toSortedMap(LocaleHelper.comparator)
.flatMap { (lang, exts) ->
listOf(
ExtensionUiModel.Header.Text(LocaleHelper.getSourceDisplayName(lang, context)),
*exts.map(extensionMapper(downloads)).toTypedArray(),
)
}
val items = mutableListOf<ExtensionUiModel>()
val itemsGroups: ItemGroups = mutableMapOf()
val updates = _updates.filter(queryFilter(searchQuery)).map(extensionMapper(downloads))
if (updates.isNotEmpty()) {
items.add(ExtensionUiModel.Header.Resource(R.string.ext_updates_pending))
items.addAll(updates)
itemsGroups[ExtensionUiModel.Header.Resource(R.string.ext_updates_pending)] = updates
}
val installed = _installed.filter(queryFilter(searchQuery)).map(extensionMapper(downloads))
val untrusted = _untrusted.filter(queryFilter(searchQuery)).map(extensionMapper(downloads))
if (installed.isNotEmpty() || untrusted.isNotEmpty()) {
items.add(ExtensionUiModel.Header.Resource(R.string.ext_installed))
items.addAll(installed)
items.addAll(untrusted)
itemsGroups[ExtensionUiModel.Header.Resource(R.string.ext_installed)] = installed + untrusted
}
val languagesWithExtensions = _available
.filter(queryFilter(searchQuery))
.groupBy { it.lang }
.toSortedMap(LocaleHelper.comparator)
.map { (lang, exts) ->
ExtensionUiModel.Header.Text(LocaleHelper.getSourceDisplayName(lang, context)) to exts.map(extensionMapper(downloads))
}
if (languagesWithExtensions.isNotEmpty()) {
items.addAll(languagesWithExtensions)
itemsGroups.putAll(languagesWithExtensions)
}
items
itemsGroups
}
.collectLatest {
mutableState.update { state ->
@@ -140,10 +133,10 @@ class ExtensionsScreenModel(
coroutineScope.launchIO {
with(state.value) {
if (isEmpty) return@launchIO
items
items.values
.flatten()
.mapNotNull {
when {
it !is ExtensionUiModel.Item -> null
it.extension !is Extension.Installed -> null
!it.extension.hasUpdate -> null
else -> it.extension
@@ -216,14 +209,16 @@ class ExtensionsScreenModel(
data class ExtensionsState(
val isLoading: Boolean = true,
val isRefreshing: Boolean = false,
val items: List<ExtensionUiModel> = emptyList(),
val items: ItemGroups = mutableMapOf(),
val updates: Int = 0,
) {
val isEmpty = items.isEmpty()
}
sealed interface ExtensionUiModel {
sealed interface Header : ExtensionUiModel {
typealias ItemGroups = MutableMap<ExtensionUiModel.Header, List<ExtensionUiModel.Item>>
object ExtensionUiModel {
sealed interface Header {
data class Resource(@StringRes val textRes: Int) : Header
data class Text(val text: String) : Header
}
@@ -231,5 +226,5 @@ sealed interface ExtensionUiModel {
data class Item(
val extension: Extension,
val installStep: InstallStep,
) : ExtensionUiModel
)
}