import Foundation
import NowPlaying

@available(iOS 27.0, *)
struct SystemPlayerAttributes: RemoteMediaSessionAttributes {
    let id: String
    var title: String
    var artist: String
    var source: String
    var artworkID: String?
    var playing: Bool
    var rate: Double
    var position: Double
    var duration: Double
    var timestamp: Date
    var capabilities: Capabilities
    var volume: Double?
    var hasSession: Bool

    init(id: String, state: MediaState, now: Date = Date()) {
        self.id = id
        title = String(state.title.prefix(256)); artist = String(state.artist.prefix(256))
        source = String(state.source.prefix(128)); artworkID = state.artworkId
        playing = state.playbackStatus == "Playing"; rate = state.playbackRate
        position = max(0, state.position(elapsed: 0) - state.startSeconds)
        duration = max(0, state.endSeconds - state.startSeconds)
        timestamp = now; capabilities = state.capabilities; volume = state.volume; hasSession = state.hasSession
    }
}