Cleanup MangaScreenModel successState usage (#9582)

* Refactor updateSuccessState

- Convert to inline function
- Use when for type safety if we add other MangaScreenState types

* Replace equivalent expressions with updateSuccessState

* Replace safe cast in MangaScreen
This commit is contained in:
Two-Ai 2023-06-09 23:11:02 -04:00 committed by GitHub
parent 0d9f8e8743
commit cf777d9893
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 21 additions and 53 deletions

View File

@ -134,7 +134,7 @@ class MangaScreen(
)
val onDismissRequest = { screenModel.dismissDialog() }
when (val dialog = (state as? MangaScreenState.Success)?.dialog) {
when (val dialog = successState.dialog) {
null -> {}
is MangaInfoScreenModel.Dialog.ChangeCategory -> {
ChangeCategoryDialog(

View File

@ -135,8 +135,13 @@ class MangaInfoScreenModel(
/**
* Helper function to update the UI state only if it's currently in success state
*/
private fun updateSuccessState(func: (MangaScreenState.Success) -> MangaScreenState.Success) {
mutableState.update { if (it is MangaScreenState.Success) func(it) else it }
private inline fun updateSuccessState(func: (MangaScreenState.Success) -> MangaScreenState.Success) {
mutableState.update {
when (it) {
MangaScreenState.Loading -> it
is MangaScreenState.Success -> func(it)
}
}
}
init {
@ -278,12 +283,7 @@ class MangaInfoScreenModel(
val duplicate = getDuplicateLibraryManga.await(manga.title)
if (duplicate != null) {
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> state.copy(dialog = Dialog.DuplicateManga(manga, duplicate))
}
}
updateSuccessState { it.copy(dialog = Dialog.DuplicateManga(manga, duplicate)) }
return@launchIO
}
}
@ -340,10 +340,8 @@ class MangaInfoScreenModel(
coroutineScope.launch {
val categories = getCategories()
val selection = getMangaCategoryIds(manga)
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> state.copy(
updateSuccessState { successState ->
successState.copy(
dialog = Dialog.ChangeCategory(
manga = manga,
initialSelection = categories.mapAsCheckboxState { it.id in selection },
@ -352,7 +350,6 @@ class MangaInfoScreenModel(
}
}
}
}
/**
* Returns true if the manga has any downloads.
@ -954,52 +951,23 @@ class MangaInfoScreenModel(
}
fun dismissDialog() {
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> state.copy(dialog = null)
}
}
updateSuccessState { it.copy(dialog = null) }
}
fun showDeleteChapterDialog(chapters: List<Chapter>) {
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> state.copy(dialog = Dialog.DeleteChapters(chapters))
}
}
updateSuccessState { it.copy(dialog = Dialog.DeleteChapters(chapters)) }
}
fun showSettingsDialog() {
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> state.copy(dialog = Dialog.SettingsSheet)
}
}
updateSuccessState { it.copy(dialog = Dialog.SettingsSheet) }
}
fun showTrackDialog() {
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> {
state.copy(dialog = Dialog.TrackSheet)
}
}
}
updateSuccessState { it.copy(dialog = Dialog.TrackSheet) }
}
fun showCoverDialog() {
mutableState.update { state ->
when (state) {
MangaScreenState.Loading -> state
is MangaScreenState.Success -> {
state.copy(dialog = Dialog.FullCover)
}
}
}
updateSuccessState { it.copy(dialog = Dialog.FullCover) }
}
}