declare global {
  interface SpotifyPlayer {
    connect(): Promise<boolean>
    disconnect(): void
    addListener(event: string, callback: (data: unknown) => void): void
    removeListener(event: string, callback?: (data: unknown) => void): void
    getCurrentState(): Promise<SpotifyPlayerState | null>
    resume(): Promise<void>
    pause(): Promise<void>
    togglePlay(): Promise<void>
    seek(position_ms: number): Promise<void>
    previousTrack(): Promise<void>
    nextTrack(): Promise<void>
  }

  interface SpotifyPlayerState {
    paused: boolean
    track_window?: {
      current_track?: {
        name: string
      }
    }
  }

  interface SpotifyPlayerConstructorOptions {
    name: string
    getOAuthToken: (callback: (token: string) => void) => void
  }

  interface SpotifyNamespace {
    Player: new (options: SpotifyPlayerConstructorOptions) => SpotifyPlayer
  }

  interface Window {
    onSpotifyWebPlaybackSDKReady?: () => void
    Spotify: SpotifyNamespace
  }

  const Spotify: SpotifyNamespace
}

export {}