import { api, type ApiResponse } from './api-client';
import type { User } from '@/types';

interface AuthResponseData {
  userId: string;
  name: string;
  role: string;
  accessToken: string;
  refreshToken: string;
}

function mapUser(data: AuthResponseData): User {
  return {
    id: data.userId,
    phone: '',
    nickname: data.name,
    avatar: '',
    gender: 'unknown',
    birthday: '',
    height: 0,
    weight: 0,
    medicalHistory: [],
    stentImplantDate: '',
    createdAt: new Date().toISOString(),
  };
}

export async function login(phone: string, smsCode: string): Promise<{ token: string; user: User }> {
  const res: ApiResponse<AuthResponseData> = await api.post('/api/auth/login', {
    phone,
    smsCode,
  });
  return { token: res.data.accessToken, user: mapUser(res.data) };
}

export async function register(phone: string, smsCode: string, nickname: string): Promise<{ token: string; user: User }> {
  const res: ApiResponse<AuthResponseData> = await api.post('/api/auth/register', {
    phone,
    smsCode,
    name: nickname,
  });
  return { token: res.data.accessToken, user: mapUser(res.data) };
}

export async function sendSmsCode(phone: string): Promise<boolean> {
  await api.post('/api/auth/send-sms', { phone });
  return true;
}

export async function getProfile(): Promise<User> {
  const res = await api.get<{
    id: string; name: string; phone: string; role: string;
    gender: string; birthday: string; heightCm: number; weightKg: number;
    medicalHistory: string[]; stentDate: string; stentType: string;
    department: string; title: string; specialty: string[]; introduction: string;
  }>('/api/auth/me');

  // Update stored user info
  try {
    const raw = localStorage.getItem('hrt_auth');
    if (raw) {
      const state = JSON.parse(raw);
      if (state?.state) {
        state.state.user = {
          ...state.state.user,
          id: res.data.id,
          phone: res.data.phone,
          nickname: res.data.name,
          gender: res.data.gender || 'unknown',
          birthday: res.data.birthday || '',
          height: res.data.heightCm || 0,
          weight: res.data.weightKg || 0,
          medicalHistory: res.data.medicalHistory || [],
          stentImplantDate: res.data.stentDate || '',
        };
        localStorage.setItem('hrt_auth', JSON.stringify(state));
      }
    }
  } catch { /* ignore */ }

  return res.data as unknown as User;
}

export async function updateProfile(data: Record<string, unknown>): Promise<void> {
  await api.put('/api/auth/me', data);
}

export async function logout(): Promise<void> {
  localStorage.removeItem('hrt_auth');
}