import Foundation

struct MusicFolder: Identifiable, Hashable, Sendable {
    let number: Int
    let url: URL
    var tracks: [MusicTrack]
    var customName: String? = nil
    var id: Int { number }
    var title: String { customName ?? tracks.first(where: { !$0.album.isEmpty })?.album ?? "Ordner \(String(format: "%02d", number))" }
}

struct MusicTrack: Identifiable, Hashable, Sendable {
    let url: URL
    var title: String
    var artist: String
    var album: String
    var albumArtist: String = ""
    var trackNumber: String = ""
    var discNumber: String = ""
    var year: String = ""
    var genre: String = ""
    var acoustID: String = ""
    var musicBrainzRecordingID: String = ""
    var musicBrainzReleaseID: String = ""
    var id: String { url.path }
    var displayTitle: String { title.isEmpty ? url.deletingPathExtension().lastPathComponent : title }
}

struct SystemMusicFolder: Identifiable, Hashable, Sendable {
    let name: String
    let url: URL
    var tracks: [MusicTrack]
    var id: String { name }
}