import 'package:json_annotation/json_annotation.dart';
import 'package:networks_sdk/networks_sdk.dart';

import 'package:im_app/core/foundation/api_paths.dart';
import 'package:im_app/domain/entities/user.dart';

part 'get_profile_request.g.dart';

/// # /user/profile — 获取用户资料（GET 请求）
///
/// GET 请求无 body，`toJson()` 结果自动作为 URL query parameters 发送。
/// 如需 query 参数（如分页），直接在类中添加字段，生成器自动序列化。
///
/// ## 数据流位置
///
/// ```
/// UserRepositoryImpl.getProfile()
///   → _client.executeRequest( ★ GetProfileRequest ★ )    ← 你在这里
///     → 服务端 GET /user/profile
///     → SDK 内部 ApiResponseWrapper 拆包 { code, message, data }
///       → ★ ProfileResponse ★ = data 字段                 ← 也在这里
///         → ProfileResponse.toEntity() → User
/// ```

// ─────────────────────────────────────────────
//  Response DTO
// ─────────────────────────────────────────────

/// 用户资料接口的业务响应数据（对应服务端 `data` 字段）。
///
/// `{ code, message }` 由 SDK 内部的 `ApiResponseWrapper` 统一处理。纯 Dart 类，无需任何注解。
class ProfileResponse {
  final int uid;
  final String uuid;
  @JsonKey(name: 'last_online')
  final int lastOnline;
  @JsonKey(name: 'profile_pic')
  final String profilePic;
  @JsonKey(name: 'profile_pic_gaussian')
  final String profilePicGaussian;
  final String nickname;
  final String contact;
  @JsonKey(name: 'country_code')
  final String countryCode;
  final String email;
  @JsonKey(name: 'recovery_email')
  final String recoveryEmail;
  final String username;
  final String bio;
  final int relationship;
  @JsonKey(name: 'user_alias')
  final String? userAlias;
  @JsonKey(name: 'channel_id')
  final int channelId;
  @JsonKey(name: 'channel_group_id')
  final int channelGroupId;
  final String hint;

  const ProfileResponse({
    required this.uid,
    required this.uuid,
    required this.lastOnline,
    required this.profilePic,
    required this.profilePicGaussian,
    required this.nickname,
    required this.contact,
    required this.countryCode,
    required this.email,
    required this.recoveryEmail,
    required this.username,
    required this.bio,
    required this.relationship,
    this.userAlias,
    required this.channelId,
    required this.channelGroupId,
    required this.hint,
  });

  factory ProfileResponse.fromJson(Map<String, dynamic> json) => ProfileResponse(
    uid: (json['uid'] as num?)?.toInt() ?? 0,
    uuid: json['uuid'] as String? ?? '',
    lastOnline: (json['last_online'] as num?)?.toInt() ?? 0,
    profilePic: json['profile_pic'] as String? ?? '',
    profilePicGaussian: json['profile_pic_gaussian'] as String? ?? '',
    nickname: json['nickname'] as String? ?? '',
    contact: json['contact'] as String? ?? '',
    countryCode: json['country_code'] as String? ?? '',
    email: json['email'] as String? ?? '',
    recoveryEmail: json['recovery_email'] as String? ?? '',
    username: json['username'] as String? ?? '',
    bio: json['bio'] as String? ?? '',
    relationship: (json['relationship'] as num?)?.toInt() ?? 0,
    userAlias: json['user_alias'] as String?,
    channelId: (json['channel_id'] as num?)?.toInt() ?? 0,
    channelGroupId: (json['channel_group_id'] as num?)?.toInt() ?? 0,
    hint: json['hint'] as String? ?? '',
  );

  User toEntity() => User(
    uid: uid,
    uuid: uuid,
    lastOnline: lastOnline,
    profilePic: profilePic,
    profilePicGaussian: profilePicGaussian,
    nickname: nickname,
    contact: contact,
    countryCode: countryCode,
    email: email,
    recoveryEmail: recoveryEmail,
    username: username,
    bio: bio,
    relationship: relationship,
    userAlias: userAlias,
    hint: hint,
  );
}

// ─────────────────────────────────────────────
//  Request
// ─────────────────────────────────────────────

/// 获取用户资料请求（GET，无参数）
@ApiRequest(
  path: ApiPaths.userProfile,
  method: HttpMethod.get,
  responseType: ProfileResponse,
)
class GetProfileRequest extends ApiRequestable<ProfileResponse>
    with _$GetProfileRequestApi {
  GetProfileRequest();
}