//
//  SpotifyModels.swift
//  iris
//
//  Codable models for Spotify Web API responses.
//

import Foundation

struct SpotifyTokens: Codable {
    let accessToken: String
    let refreshToken: String
    let expiresAt: Date

    enum CodingKeys: String, CodingKey {
        case accessToken = "access_token"
        case refreshToken = "refresh_token"
        case expiresAt = "expires_at"
    }

    var isExpired: Bool {
        Date() >= expiresAt
    }

    var expiresWithinMinutes: Bool {
        Date().addingTimeInterval(5 * 60) >= expiresAt
    }
}

struct SpotifyTokenResponse: Codable {
    let accessToken: String
    let tokenType: String
    let expiresIn: Int
    let refreshToken: String?
    let scope: String?

    enum CodingKeys: String, CodingKey {
        case accessToken = "access_token"
        case tokenType = "token_type"
        case expiresIn = "expires_in"
        case refreshToken = "refresh_token"
        case scope
    }
}

struct SpotifyPlaybackState: Codable {
    let isPlaying: Bool
    let progressMs: Int?
    let item: SpotifyTrack?

    enum CodingKeys: String, CodingKey {
        case isPlaying = "is_playing"
        case progressMs = "progress_ms"
        case item
    }
}

struct SpotifyTrack: Codable {
    let id: String
    let name: String
    let artists: [SpotifyArtist]
    let album: SpotifyAlbum
    let durationMs: Int

    enum CodingKeys: String, CodingKey {
        case id, name, artists, album
        case durationMs = "duration_ms"
    }
}

struct SpotifyArtist: Codable {
    let id: String
    let name: String
}

struct SpotifyAlbum: Codable {
    let id: String
    let name: String
}

enum MusicSource: String, CaseIterable, Codable {
    case appleMusic = "apple_music"
    case spotify = "spotify"

    var displayName: String {
        switch self {
        case .appleMusic: return "Apple Music"
        case .spotify: return "Spotify"
        }
    }
}