143 lines
3.9 KiB
Swift
143 lines
3.9 KiB
Swift
//
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// Swiftfin is subject to the terms of the Mozilla Public
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// License, v2.0. If a copy of the MPL was not distributed with this
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// file, you can obtain one at https://mozilla.org/MPL/2.0/.
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//
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// Copyright (c) 2022 Jellyfin & Jellyfin Contributors
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//
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import Combine
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import Foundation
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import JellyfinAPI
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import UIKit
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class ItemViewModel: ViewModel {
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@Published
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var item: BaseItemDto
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@Published
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var playButtonItem: BaseItemDto? {
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didSet {
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if let playButtonItem = playButtonItem {
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refreshItemVideoPlayerViewModel(for: playButtonItem)
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}
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}
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}
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@Published
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var similarItems: [BaseItemDto] = []
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@Published
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var isWatched = false
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@Published
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var isFavorited = false
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@Published
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var informationItems: [BaseItemDto.ItemDetail]
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@Published
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var mediaItems: [BaseItemDto.ItemDetail]
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var itemVideoPlayerViewModel: VideoPlayerViewModel?
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init(item: BaseItemDto) {
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self.item = item
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switch item.itemType {
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case .episode, .movie:
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self.playButtonItem = item
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default: ()
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}
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informationItems = item.createInformationItems()
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mediaItems = item.createMediaItems()
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isFavorited = item.userData?.isFavorite ?? false
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isWatched = item.userData?.played ?? false
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super.init()
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getSimilarItems()
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refreshItemVideoPlayerViewModel(for: item)
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}
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func refreshItemVideoPlayerViewModel(for item: BaseItemDto) {
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item.createVideoPlayerViewModel()
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.sink { completion in
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self.handleAPIRequestError(completion: completion)
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} receiveValue: { videoPlayerViewModel in
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self.itemVideoPlayerViewModel = videoPlayerViewModel
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self.mediaItems = videoPlayerViewModel.item.createMediaItems()
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}
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.store(in: &cancellables)
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}
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func playButtonText() -> String {
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if let itemProgressString = item.getItemProgressString() {
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return itemProgressString
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}
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return L10n.play
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}
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func getItemDisplayName() -> String {
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item.name ?? ""
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}
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func shouldDisplayRuntime() -> Bool {
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true
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}
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func getSimilarItems() {
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LibraryAPI.getSimilarItems(itemId: item.id!, userId: SessionManager.main.currentLogin.user.id, limit: 20,
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fields: [.primaryImageAspectRatio, .seriesPrimaryImage, .seasonUserData, .overview, .genres, .people])
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.trackActivity(loading)
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.sink(receiveCompletion: { [weak self] completion in
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self?.handleAPIRequestError(completion: completion)
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}, receiveValue: { [weak self] response in
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self?.similarItems = response.items ?? []
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})
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.store(in: &cancellables)
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}
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func updateWatchState() {
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if isWatched {
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PlaystateAPI.markUnplayedItem(userId: SessionManager.main.currentLogin.user.id, itemId: item.id!)
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.trackActivity(loading)
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.sink(receiveCompletion: { [weak self] completion in
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self?.handleAPIRequestError(completion: completion)
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}, receiveValue: { [weak self] _ in
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self?.isWatched = false
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})
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.store(in: &cancellables)
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} else {
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PlaystateAPI.markPlayedItem(userId: SessionManager.main.currentLogin.user.id, itemId: item.id!)
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.trackActivity(loading)
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.sink(receiveCompletion: { [weak self] completion in
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self?.handleAPIRequestError(completion: completion)
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}, receiveValue: { [weak self] _ in
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self?.isWatched = true
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})
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.store(in: &cancellables)
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}
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}
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func updateFavoriteState() {
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if isFavorited {
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UserLibraryAPI.unmarkFavoriteItem(userId: SessionManager.main.currentLogin.user.id, itemId: item.id!)
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.trackActivity(loading)
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.sink(receiveCompletion: { [weak self] completion in
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self?.handleAPIRequestError(completion: completion)
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}, receiveValue: { [weak self] _ in
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self?.isFavorited = false
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})
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.store(in: &cancellables)
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} else {
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UserLibraryAPI.markFavoriteItem(userId: SessionManager.main.currentLogin.user.id, itemId: item.id!)
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.trackActivity(loading)
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.sink(receiveCompletion: { [weak self] completion in
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self?.handleAPIRequestError(completion: completion)
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}, receiveValue: { [weak self] _ in
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self?.isFavorited = true
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})
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.store(in: &cancellables)
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}
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}
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}
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