import 'dart:convert';

import 'package:dio/dio.dart';

import '../../models/user.dart';

class AuthApi {
  AuthApi(this._dio);
  final Dio _dio;

  /// Returns (token, user, rawUserJson) on success. Server emits
  /// LoginResponse{token, user{id, username, is_admin}}.
  Future<({String token, User user, String rawUserJson})> login({
    required String username,
    required String password,
  }) async {
    final r = await _dio.post<Map<String, dynamic>>(
      '/api/auth/login',
      data: {'username': username, 'password': password},
    );
    final body = r.data!;
    final userMap = (body['user'] as Map).cast<String, dynamic>();
    return (
      token: body['token'] as String,
      user: User.fromJson(userMap),
      rawUserJson: jsonEncode(userMap),
    );
  }

  Future<void> logout() async {
    await _dio.post<void>('/api/auth/logout');
  }
}