import Foundation

enum PlaybackError: Equatable, Sendable {
    case connectionTimeout
    case stationOffline
    case httpError(Int)
    case codecNotSupported
    case streamInterrupted
    case dnsResolutionFailed
    case unknown(String)

    var title: String {
        switch self {
        case .connectionTimeout:
            String(localized: "Connection timed out")
        case .stationOffline:
            String(localized: "Station is offline")
        case .httpError:
            String(localized: "Server error")
        case .codecNotSupported:
            String(localized: "Codec not supported")
        case .streamInterrupted:
            String(localized: "Stream interrupted")
        case .dnsResolutionFailed:
            String(localized: "Could not resolve host")
        case .unknown:
            String(localized: "Playback failed")
        }
    }

    var detail: String {
        switch self {
        case .connectionTimeout:
            String(localized: "The station did not respond in time. It may be overloaded or temporarily unavailable.")
        case .stationOffline:
            String(localized: "The stream URL is no longer available. The station may have shut down or changed its address.")
        case let .httpError(code):
            String(localized: "The server responded with HTTP \(code). The stream may be temporarily unavailable.")
        case .codecNotSupported:
            String(localized: "macOS cannot decode this stream format. Try a different station.")
        case .streamInterrupted:
            String(localized: "The connection was lost. The station may have ended the broadcast.")
        case .dnsResolutionFailed:
            String(localized: "The stream server address could not be found. Check your internet connection.")
        case let .unknown(message):
            message
        }
    }

    var isRetryable: Bool {
        switch self {
        case .connectionTimeout, .stationOffline, .httpError, .streamInterrupted:
            true
        case .codecNotSupported, .dnsResolutionFailed, .unknown:
            false
        }
    }
}