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60 changes: 60 additions & 0 deletions
60
app/src/main/java/movie/metropolis/app/model/adapter/MovieViewFromMovie.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| package movie.metropolis.app.model.adapter | ||
|
|
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| import movie.core.model.Media | ||
| import movie.core.model.Movie | ||
| import movie.core.model.MovieFavorite | ||
| import movie.metropolis.app.model.ImageView | ||
| import movie.metropolis.app.model.MovieView | ||
| import movie.metropolis.app.model.VideoView | ||
| import movie.metropolis.app.util.toStringComponents | ||
| import java.text.DateFormat | ||
| import java.text.SimpleDateFormat | ||
| import java.util.Locale | ||
|
|
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| data class MovieViewFromMovie( | ||
| private val movie: MovieFavorite, | ||
| private val media: Iterable<Media> | ||
| ) : MovieView { | ||
| private val yearFormat = SimpleDateFormat("yyyy", Locale.getDefault()) | ||
| private val dateFormat = DateFormat.getDateInstance(DateFormat.MEDIUM) | ||
| private val images | ||
| get() = media | ||
| .asSequence() | ||
| .filterIsInstance<Media.Image>() | ||
| .sortedByDescending { it.height * it.width } | ||
|
|
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| override val id: String | ||
| get() = movie.movie.id | ||
| override val name: String | ||
| get() = movie.movie.name | ||
| override val releasedAt: String | ||
| get() = yearFormat.format(movie.movie.releasedAt) | ||
| override val duration: String | ||
| get() = movie.movie.duration.toStringComponents() | ||
| override val availableFrom: String | ||
| get() = dateFormat.format(movie.movie.screeningFrom) | ||
| override val directors: List<String> | ||
| get() = emptyList() | ||
| override val cast: List<String> | ||
| get() = emptyList() | ||
| override val countryOfOrigin: String | ||
| get() = "" | ||
| override val favorite: Boolean | ||
| get() = true | ||
| override val rating: String? | ||
| get() = null | ||
| override val poster: ImageView? | ||
| get() = images.middleOrNull()?.let { ImageViewFromFeature(it) } | ||
| override val posterLarge: ImageView? | ||
| get() = images.firstOrNull()?.let { ImageViewFromFeature(it) } | ||
| override val video: VideoView? | ||
| get() = media | ||
| .asSequence() | ||
| .filterIsInstance<Media.Video>() | ||
| .firstOrNull() | ||
| ?.let(::VideoViewFromFeature) | ||
|
|
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| override fun getBase(): Movie { | ||
| return movie.movie | ||
| } | ||
| } |
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11 changes: 11 additions & 0 deletions
11
app/src/main/java/movie/metropolis/app/presentation/favorite/FavoriteFacade.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| package movie.metropolis.app.presentation.favorite | ||
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| import kotlinx.coroutines.flow.Flow | ||
| import movie.metropolis.app.model.MovieView | ||
|
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| interface FavoriteFacade { | ||
|
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| fun get(): Flow<List<MovieView>> | ||
| suspend fun remove(view: MovieView) | ||
|
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| } |
39 changes: 39 additions & 0 deletions
39
app/src/main/java/movie/metropolis/app/presentation/favorite/FavoriteFacadeFromFeature.kt
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,39 @@ | ||
| package movie.metropolis.app.presentation.favorite | ||
|
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| import kotlinx.coroutines.flow.channelFlow | ||
| import kotlinx.coroutines.launch | ||
| import kotlinx.coroutines.sync.Mutex | ||
| import kotlinx.coroutines.sync.withLock | ||
| import movie.core.EventDetailFeature | ||
| import movie.core.FavoriteFeature | ||
| import movie.core.model.MovieDetail | ||
| import movie.metropolis.app.model.MovieView | ||
| import movie.metropolis.app.model.adapter.MovieViewFromMovie | ||
|
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| class FavoriteFacadeFromFeature( | ||
| private val favorite: FavoriteFeature, | ||
| private val detail: EventDetailFeature | ||
| ) : FavoriteFacade { | ||
|
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| private val cache = mutableMapOf<String, MovieDetail>() | ||
|
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| override fun get() = channelFlow { | ||
| val input = favorite.getAll() | ||
| .getOrDefault(emptyList()) | ||
| .map { MovieViewFromMovie(it, emptyList()) } | ||
| .toMutableList() | ||
| val mutex = Mutex() | ||
| for ((index, it) in input.withIndex()) launch { | ||
| val detail = cache.getOrPut(it.id) { detail.get(it.getBase()).getOrThrow() } | ||
| val out = mutex.withLock { | ||
| input[index] = it.copy(media = detail.media) | ||
| input.toList() | ||
| } | ||
| send(out) | ||
| } | ||
| } | ||
|
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| override suspend fun remove(view: MovieView) { | ||
| favorite.toggle(view.getBase()) | ||
| } | ||
| } |
56 changes: 56 additions & 0 deletions
56
app/src/main/java/movie/metropolis/app/presentation/favorite/FavoriteFacadeRating.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| package movie.metropolis.app.presentation.favorite | ||
|
|
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| import kotlinx.coroutines.flow.Flow | ||
| import kotlinx.coroutines.flow.channelFlow | ||
| import kotlinx.coroutines.flow.flatMapLatest | ||
| import kotlinx.coroutines.launch | ||
| import kotlinx.coroutines.sync.Mutex | ||
| import kotlinx.coroutines.sync.withLock | ||
| import movie.core.EventDetailFeature | ||
| import movie.core.model.Movie | ||
| import movie.metropolis.app.model.MovieView | ||
| import movie.metropolis.app.model.adapter.MovieViewWithRating | ||
| import movie.rating.MetadataProvider | ||
| import movie.rating.MovieDescriptor | ||
| import movie.rating.MovieMetadata | ||
| import java.util.Calendar | ||
|
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| class FavoriteFacadeRating( | ||
| private val origin: FavoriteFacade, | ||
| private val rating: MetadataProvider, | ||
| private val detail: EventDetailFeature | ||
| ) : FavoriteFacade by origin { | ||
|
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| private val cache = mutableMapOf<String, MovieMetadata>() | ||
|
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| override fun get(): Flow<List<MovieView>> = origin.get().flatMapLatest { withRating(it) } | ||
|
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| private fun withRating(items: List<MovieView>) = channelFlow { | ||
| if (cache.isEmpty()) send(items) | ||
| val output = items.toMutableList() | ||
| val lock = Mutex() | ||
| for ((index, movie) in output.withIndex()) launch { | ||
| val base = movie.getBase() | ||
| val rating = getRating(base) ?: return@launch | ||
| val out = lock.withLock { | ||
| output[index] = MovieViewWithRating(movie, rating) | ||
| output.toList() | ||
| } | ||
| send(out) | ||
| } | ||
| } | ||
|
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| private suspend fun getRating(movie: Movie): MovieMetadata? = cache.getOrPut(movie.id) { | ||
| val descriptors = detail.get(movie).map { | ||
| val year = Calendar.getInstance().apply { time = it.releasedAt }[Calendar.YEAR] | ||
| arrayOf( | ||
| MovieDescriptor.Original(it.originalName, year), | ||
| MovieDescriptor.Local(it.name, year) | ||
| ) | ||
| }.getOrNull() ?: return null | ||
| descriptors.fold(null as MovieMetadata?) { acc, it -> | ||
| acc ?: rating.get(it) | ||
| } ?: return@getRating null | ||
| } | ||
|
|
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| } |
23 changes: 23 additions & 0 deletions
23
app/src/main/java/movie/metropolis/app/presentation/favorite/FavoriteFacadeReactive.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| package movie.metropolis.app.presentation.favorite | ||
|
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| import kotlinx.coroutines.channels.Channel | ||
| import kotlinx.coroutines.flow.flatMapLatest | ||
| import kotlinx.coroutines.flow.onStart | ||
| import kotlinx.coroutines.flow.receiveAsFlow | ||
| import movie.metropolis.app.model.MovieView | ||
|
|
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| class FavoriteFacadeReactive( | ||
| private val origin: FavoriteFacade | ||
| ) : FavoriteFacade { | ||
|
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| private val trigger = Channel<Unit>() | ||
|
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| override fun get() = trigger.receiveAsFlow() | ||
| .onStart { emit(Unit) } | ||
| .flatMapLatest { origin.get() } | ||
|
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| override suspend fun remove(view: MovieView) { | ||
| origin.remove(view) | ||
| trigger.send(Unit) | ||
| } | ||
| } |
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