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@@ -0,0 +1,119 @@
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+/*****************************************************************************
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+ * VideoGroupViewModel.swift
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+ *
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+ * Copyright © 2019 VLC authors and VideoLAN
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+ *
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+ * Authors: Soomin Lee <bubu@mikan.io>
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+ *
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+ * Refer to the COPYING file of the official project for license.
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+ *****************************************************************************/
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+
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+// Fake VLCMLVideoGroup as a medialibrary entity with an id
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+
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+extension VLCMLVideoGroup: VLCMLObject {
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+ public func identifier() -> VLCMLIdentifier {
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+ return 42
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+ }
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+}
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+
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+class VideoGroupViewModel: MLBaseModel {
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+ typealias MLType = VLCMLVideoGroup
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+
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+ var sortModel = SortModel([.alpha, .nbVideo])
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+
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+ var updateView: (() -> Void)?
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+
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+ var files: [VLCMLVideoGroup]
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+
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+ var cellType: BaseCollectionViewCell.Type { return MovieCollectionViewCell.self }
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+
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+ var medialibrary: MediaLibraryService
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+
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+ var indicatorName: String = NSLocalizedString("VIDEO_GROUPS", comment: "")
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+
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+ required init(medialibrary: MediaLibraryService) {
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+ self.medialibrary = medialibrary
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+ self.files = medialibrary.medialib.videoGroups() ?? []
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+ medialibrary.medialib.setVideoGroupsAllowSingleVideo(false)
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+ }
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+
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+ func append(_ item: VLCMLVideoGroup) {
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+ assertionFailure("VideoGroupViewModel: Cannot append VideoGroups")
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+ }
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+
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+ func delete(_ items: [VLCMLObject]) {
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+ assertionFailure("VideoGroupViewModel: Cannot delete VideoGroups")
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+ }
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+
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+ func updateVideoGroups() {
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+ files = medialibrary.medialib.videoGroups() ?? []
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+ }
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+
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+ func sort(by criteria: VLCMLSortingCriteria, desc: Bool) {
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+ files = medialibrary.medialib.videoGroups(with: criteria, desc: desc) ?? []
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+ sortModel.currentSort = criteria
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+ sortModel.desc = desc
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+ updateView?()
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+ }
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+}
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+
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+// MARK: - Edit
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+
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+extension VideoGroupViewModel: EditableMLModel {
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+ func editCellType() -> BaseCollectionViewCell.Type {
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+ return MediaEditCell.self
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+ }
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+}
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+
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+// MARK: - VLCMLVideoGroup - Search
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+
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+extension VLCMLVideoGroup: SearchableMLModel {
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+ func contains(_ searchString: String) -> Bool {
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+ return name().lowercased().contains(searchString)
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+ }
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+}
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+
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+// MARK: - VLCMLVideoGroup - MediaCollectionModel
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+
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+extension VLCMLVideoGroup: MediaCollectionModel {
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+ func sortModel() -> SortModel? {
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+ return nil
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+ }
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+
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+ func files() -> [VLCMLMedia]? {
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+ return media()
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+ }
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+
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+ func title() -> String {
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+ return name()
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+ }
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+}
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+
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+// MARK: - VLCMLVideoGroup - Helpers
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+
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+extension VLCMLVideoGroup {
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+ func numberOfTracksString() -> String {
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+ let mediaCount = count()
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+ let tracksString = mediaCount > 1 ? NSLocalizedString("TRACKS", comment: "") : NSLocalizedString("TRACK", comment: "")
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+ return String(format: tracksString, mediaCount)
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+ }
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+
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+ @objc func thumbnail() -> UIImage? {
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+ var image: UIImage?
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+
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+ for media in files() ?? [] where media.isThumbnailGenerated() {
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+ image = UIImage(contentsOfFile: media.thumbnail()?.path ?? "")
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+ break
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+ }
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+
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+ if image == nil {
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+ let isDarktheme = PresentationTheme.current == PresentationTheme.darkTheme
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+ image = isDarktheme ? UIImage(named: "movie-placeholder-dark") : UIImage(named: "movie-placeholder-white")
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+ }
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+ return image
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+ }
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+
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+ func accessibilityText() -> String? {
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+ return name() + " " + numberOfTracksString()
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+ }
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+}
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Soomin Lee