🔀 :: (#1205) 유튜브 뮤직 플레이리스트 재생 지원

Projects/Features/ArtistFeature/Sources/ViewControllers/ArtistMusicContentViewController.swift

@@ -322,7 +322,10 @@ extension ArtistMusicContentViewController: PlayButtonGroupViewDelegate {
                 return
             }
             PlayState.shared.loadAndAppendSongsToPlaylist(songs)
-            UIApplication.shared.open(url)
+            if let components = URLComponents(url: url, resolvingAgainstBaseURL: false),
+               let listID = components.queryItems?.first(where: { $0.name == "list" })?.value {
+                WakmusicYoutubePlayer(listID: listID).play()
+            }
 
         case .shufflePlay: // 미사용
             break

Projects/Features/HomeFeature/Sources/ViewControllers/NewSongsContentViewController.swift

@@ -251,7 +251,10 @@ extension NewSongsContentViewController: SingleActionButtonViewDelegate {
             output.showToast.onNext("해당 기능은 준비 중입니다.")
             return
         }
-        UIApplication.shared.open(url)
+        if let components = URLComponents(url: url, resolvingAgainstBaseURL: false),
+           let listID = components.queryItems?.first(where: { $0.name == "list" })?.value {
+            WakmusicYoutubePlayer(listID: listID).play()
+        }
 
         let songs: [SongEntity] = output.dataSource.value.map {
             return SongEntity(

Projects/Features/PlaylistFeature/Sources/ViewControllers/WakmusicPlaylistDetailViewController.swift

@@ -318,7 +318,10 @@ extension WakmusicPlaylistDetailViewController: SingleActionButtonViewDelegate {
 
         LogManager.analytics(PlaylistAnalyticsLog.clickPlaylistPlayButton(type: "all", key: reactor?.key ?? ""))
         PlayState.shared.append(contentsOf: songs.map { PlaylistItem(item: $0) })
-        UIApplication.shared.open(url)
+        if let components = URLComponents(url: url, resolvingAgainstBaseURL: false),
+           let listID = components.queryItems?.first(where: { $0.name == "list" })?.value {
+            WakmusicYoutubePlayer(listID: listID).play()
+        }
     }
 }
 

Projects/Modules/Utility/Sources/Player/WakmusicYoutubePlayer.swift

@@ -7,9 +7,14 @@ private enum OpenerPlatform {
     case youtubeMusic
 }
 
+private enum VideoPlayType {
+    case videos(ids: [String])
+    case playlist(listID: String)
+}
+
 public struct WakmusicYoutubePlayer: WakmusicPlayer {
     private let youtubeURLGenerator: any YoutubeURLGeneratable
-    private let ids: [String]
+    private let youtubeVideoType: VideoPlayType
     private var openerPlatform: OpenerPlatform {
         let platform = PreferenceManager.songPlayPlatformType ?? .youtube
         switch platform {
@@ -22,20 +27,33 @@ public struct WakmusicYoutubePlayer: WakmusicPlayer {
         id: String,
         youtubeURLGenerator: any YoutubeURLGeneratable = YoutubeURLGenerator()
     ) {
-        self.ids = [id]
+        self.youtubeVideoType = .videos(ids: [id])
         self.youtubeURLGenerator = youtubeURLGenerator
     }
 
     public init(
         ids: [String],
         youtubeURLGenerator: any YoutubeURLGeneratable = YoutubeURLGenerator()
     ) {
-        self.ids = ids
+        self.youtubeVideoType = .videos(ids: ids)
+        self.youtubeURLGenerator = youtubeURLGenerator
+    }
+
+    public init(
+        listID: String,
+        youtubeURLGenerator: any YoutubeURLGeneratable = YoutubeURLGenerator()
+    ) {
+        self.youtubeVideoType = .playlist(listID: listID)
         self.youtubeURLGenerator = youtubeURLGenerator
     }
 
     public func play() {
-        playYoutube(ids: ids)
+        switch youtubeVideoType {
+        case let .videos(ids):
+            playYoutube(ids: ids)
+        case let .playlist(listID):
+            playPlaylistYoutube(listID: listID)
+        }
     }
 }
 
@@ -48,6 +66,13 @@ private extension WakmusicYoutubePlayer {
             await UIApplication.shared.open(url)
         }
     }
+
+    func playPlaylistYoutube(listID: String) {
+        guard let url = urlForYoutubePlaylist(listID: listID) else {
+            return
+        }
+        UIApplication.shared.open(url)
+    }
 }
 
 private extension WakmusicYoutubePlayer {
@@ -117,7 +142,25 @@ private extension WakmusicYoutubePlayer {
         }
         return nil
     }
+}
 
+private extension WakmusicYoutubePlayer {
+    func urlForYoutubePlaylist(listID: String) -> URL? {
+        switch openerPlatform {
+        case .youtube:
+            let appURL = openableURL(youtubeURLGenerator.generateYoutubePlaylistAppURL(id: listID))
+            let webURL = openableURL(youtubeURLGenerator.generateYoutubePlaylistWebURL(id: listID))
+            return appURL ?? webURL
+
+        case .youtubeMusic:
+            let appURL = openableURL(youtubeURLGenerator.generateYoutubeMusicPlaylistAppURL(id: listID))
+            let webURL = openableURL(youtubeURLGenerator.generateYoutubeMusicPlaylistWebURL(id: listID))
+            return appURL ?? webURL
+        }
+    }
+}
+
+private extension WakmusicYoutubePlayer {
     func openableURL(_ urlString: String) -> URL? {
         guard let url = URL(string: urlString), UIApplication.shared.canOpenURL(url) else { return nil }
         return url

Projects/Modules/Utility/Sources/Youtube/YoutubeURLGenerator.swift

@@ -7,6 +7,9 @@ public protocol YoutubeURLGeneratable {
     func generateYoutubeVideoWebURL(id: String) -> String
     func generateYoutubeVideoAppURL(ids: [String]) -> String
     func generateYoutubeVideoWebURL(ids: [String]) -> String
+    func generateYoutubePlaylistAppURL(id: String) -> String
+    func generateYoutubePlaylistWebURL(id: String) -> String
+
     func generateYoutubeMusicVideoAppURL(id: String) -> String
     func generateYoutubeMusicVideoWebURL(id: String) -> String
     func generateYoutubeMusicPlaylistAppURL(id: String) -> String
@@ -16,6 +19,8 @@ public protocol YoutubeURLGeneratable {
 public struct YoutubeURLGenerator: YoutubeURLGeneratable {
     public init() {}
 
+    // MARK: Youtube
+
     public func generateThumbnailURL(id: String) -> String {
         "https://i.ytimg.com/vi/\(id)/mqdefault.jpg"
     }
@@ -40,6 +45,16 @@ public struct YoutubeURLGenerator: YoutubeURLGeneratable {
         "https://youtube.com/watch_videos?video_ids=\(ids.joined(separator: ","))"
     }
 
+    public func generateYoutubePlaylistAppURL(id: String) -> String {
+        "youtube://playlist?list=\(id)"
+    }
+
+    public func generateYoutubePlaylistWebURL(id: String) -> String {
+        "https://youtube.com/playlist?list=\(id)"
+    }
+
+    // MARK: Youtube Music
+
     public func generateYoutubeMusicVideoAppURL(id: String) -> String {
         return "youtubemusic://watch?v=\(id)"
     }