/**
 * 健康档案 API 服务
 * Base URL: /api/health-profiles
 */

import { api } from './api';

// ==================== 类型定义 ====================

// 健康史分类
export type HealthHistoryCategory = 'allergy' | 'disease' | 'surgery' | 'familyDisease';

// 健康史条目
export interface HealthHistoryItem {
  id: string;
  name: string;
  diagnosisDate?: string; // YYYY-MM-DD
  isRecommendation?: boolean;
  note?: string;
}

// 健康史分类数据
export interface HealthHistoryCategoryData {
  hasHistory: boolean | null;
  items: HealthHistoryItem[];
}

// 完整健康史数据
export interface HealthHistoryData {
  allergy: HealthHistoryCategoryData;
  disease: HealthHistoryCategoryData;
  surgery: HealthHistoryCategoryData;
  familyDisease: HealthHistoryCategoryData;
}

// 健康档案概览
export interface HealthProfileOverview {
  basicInfo: {
    progress: number;
    data: {
      height: string;
      weight: string;
      bmi: string;
      waistCircumference: number | null;
    };
  };
  healthHistory: {
    progress: number;
    answeredCategories: HealthHistoryCategory[];
    pendingCategories: HealthHistoryCategory[];
  };
  medications: {
    activeCount: number;
    todayCompletionRate: number;
  };
}

// 健康史进度
export interface HealthHistoryProgress {
  progress: number;
  details: Record<HealthHistoryCategory, boolean>;
}

// 更新健康史请求
export interface UpdateHealthHistoryRequest {
  hasHistory: boolean;
  items?: Array<{
    name: string;
    date?: string;
    isRecommendation?: boolean;
    note?: string;
  }>;
}

// ==================== 家庭健康管理类型 ====================

// 家庭成员角色
export type FamilyRole = 'owner' | 'admin' | 'member';

// 家庭组
export interface FamilyGroup {
  id: string;
  name: string;
  ownerId: string;
  memberCount: number;
  maxMembers: number;
  createdAt: string;
}

// 家庭成员
export interface FamilyMember {
  id: string;
  userId: string;
  nickname: string;
  avatar: string;
  role: FamilyRole;
  relationship: string | null;
  canViewHealthData: boolean;
  canManageHealthData: boolean;
  receiveAlerts: boolean;
  joinedAt: string;
}

// 邀请码
export interface InviteCode {
  inviteCode: string;
  expiresAt: string;
}

// 更新成员权限请求
export interface UpdateMemberPermissionsRequest {
  role?: 'admin' | 'member';
  canViewHealthData?: boolean;
  canManageHealthData?: boolean;
  receiveAlerts?: boolean;
}

// ==================== 健康档案概览 API ====================

/**
 * 获取健康档案概览
 */
export async function getHealthProfileOverview(): Promise<HealthProfileOverview> {
  return api.get<HealthProfileOverview>('/api/health-profiles/overview');
}

// ==================== 健康史 API ====================

/**
 * 获取完整健康史
 */
export async function getHealthHistory(): Promise<HealthHistoryData> {
  return api.get<HealthHistoryData>('/api/health-profiles/history');
}

/**
 * 更新指定分类的健康史
 * @param category 分类: allergy | disease | surgery | familyDisease
 * @param data 更新数据
 */
export async function updateHealthHistory(
  category: HealthHistoryCategory,
  data: UpdateHealthHistoryRequest
): Promise<HealthHistoryCategoryData> {
  return api.put<HealthHistoryCategoryData>(
    `/api/health-profiles/history/${category}`,
    data
  );
}

/**
 * 获取健康史完成度
 */
export async function getHealthHistoryProgress(): Promise<HealthHistoryProgress> {
  return api.get<HealthHistoryProgress>('/api/health-profiles/history/progress');
}

// ==================== 家庭健康管理 API ====================

/**
 * 获取用户所属家庭组
 */
export async function getFamilyGroup(): Promise<FamilyGroup | null> {
  try {
    return await api.get<FamilyGroup>('/api/health-profiles/family/group');
  } catch (error: any) {
    // 如果用户没有家庭组，返回 null
    if (error?.status === 404) {
      return null;
    }
    throw error;
  }
}

/**
 * 生成家庭组邀请码
 * @param expiresInHours 过期时间（小时），默认24小时
 */
export async function generateInviteCode(expiresInHours: number = 24): Promise<InviteCode> {
  return api.post<InviteCode>('/api/health-profiles/family/group/invite', { expiresInHours });
}

/**
 * 通过邀请码加入家庭组
 * @param inviteCode 邀请码
 * @param relationship 与创建者的关系（如：配偶、父母、子女等）
 */
export async function joinFamilyGroup(
  inviteCode: string,
  relationship: string
): Promise<FamilyGroup> {
  return api.post<FamilyGroup>('/api/health-profiles/family/group/join', {
    inviteCode,
    relationship,
  });
}

/**
 * 获取家庭成员列表
 */
export async function getFamilyMembers(): Promise<FamilyMember[]> {
  return api.get<FamilyMember[]>('/api/health-profiles/family/members');
}

/**
 * 更新家庭成员权限（仅 owner/admin 可操作）
 * @param memberId 成员ID
 * @param permissions 权限设置
 */
export async function updateFamilyMember(
  memberId: string,
  permissions: UpdateMemberPermissionsRequest
): Promise<FamilyMember> {
  return api.put<FamilyMember>(
    `/api/health-profiles/family/members/${memberId}`,
    permissions
  );
}

/**
 * 移除家庭成员（仅 owner/admin 可操作）
 * @param memberId 成员ID
 */
export async function removeFamilyMember(memberId: string): Promise<void> {
  return api.delete(`/api/health-profiles/family/members/${memberId}`);
}

/**
 * 退出家庭组（非 owner 成员使用）
 */
export async function leaveFamilyGroup(): Promise<void> {
  return api.post('/api/health-profiles/family/leave');
}