import 'package:freezed_annotation/freezed_annotation.dart';

part 'proxy_host.freezed.dart';

/// NPM proxy host entity representing a domain configuration.
@freezed
sealed class ProxyHost with _$ProxyHost {
  const factory ProxyHost({
    /// Proxy host ID.
    required int id,

    /// Domain names (can have multiple).
    required List<String> domainNames,

    /// Forward scheme (http or https).
    required String forwardScheme,

    /// Forward host (IP or hostname).
    required String forwardHost,

    /// Forward port.
    required int forwardPort,

    /// Whether SSL is enabled.
    required bool sslEnabled,

    /// SSL certificate ID (if enabled).
    int? certificateId,

    /// Whether the host is enabled.
    @Default(true) bool enabled,

    /// Whether HTTP/2 is enabled.
    @Default(false) bool http2Support,

    /// Whether HSTS is enabled.
    @Default(false) bool hstsEnabled,

    /// Whether to force SSL.
    @Default(false) bool forceSSL,

    /// Custom locations (advanced nginx config).
    @Default([]) List<ProxyLocation> locations,

    /// Access list ID (for auth).
    int? accessListId,

    /// Cache assets enabled.
    @Default(false) bool cacheAssets,

    /// Block common exploits.
    @Default(false) bool blockExploits,

    /// Websocket support.
    @Default(false) bool websocketSupport,

    /// Created timestamp.
    DateTime? createdAt,

    /// Modified timestamp.
    DateTime? modifiedAt,
  }) = _ProxyHost;

  const ProxyHost._();

  /// Primary domain (first in list).
  String get primaryDomain =>
      domainNames.isNotEmpty ? domainNames.first : 'Unknown';

  /// Forward URL (scheme://host:port).
  String get forwardUrl => '$forwardScheme://$forwardHost:$forwardPort';

  /// SSL status label.
  String get sslStatus => sslEnabled ? 'SSL Enabled' : 'No SSL';
}

/// Proxy location for advanced routing.
@freezed
sealed class ProxyLocation with _$ProxyLocation {
  const factory ProxyLocation({
    /// Location path.
    required String path,

    /// Forward scheme.
    required String forwardScheme,

    /// Forward host.
    required String forwardHost,

    /// Forward port.
    required int forwardPort,
  }) = _ProxyLocation;
}