import type { LoginResult } from '@/types/api';

export const tokenKey = 'aihr_mobile_access_token';
export const clientIdKey = 'aihr_mobile_client_id';
export const phoneKey = 'aihr_mobile_phone';
export const loginRedirectKey = 'aihr_mobile_login_redirect';
export const positionKey = 'aihr_mobile_position';
export const roleKey = 'aihr_mobile_role';
export const phonePattern = /^1[3-9]\d{9}$/;

export const userPositionOptions = ['生活顾问', '保安', '保洁', '保修', '客服'] as const;

export type UserPosition = typeof userPositionOptions[number];

export interface UserPositionProfile {
  value: UserPosition;
  heroTitle: string;
  quickQuestions: string[];
  tip: string;
}

export interface AuthState {
  token: string;
  clientId: string;
  phone: string;
  position: UserPosition | '';
}

const positionProfiles: Record<UserPosition, UserPositionProfile> = {
  生活顾问: {
    value: '生活顾问',
    heroTitle: '客服管家',
    quickQuestions: ['催费话术', '投诉应对', '收费标准'],
    tip: '接待客户三步法：听清诉求 → 共情理解 → 解决闭环'
  },
  保安: {
    value: '保安',
    heroTitle: '秩序岗',
    quickQuestions: ['门岗核验', '巡逻异常', '车辆指引'],
    tip: '今日小贴士：异常先确认人车物，再登记，再同步主管。'
  },
  保洁: {
    value: '保洁',
    heroTitle: '环境岗',
    quickQuestions: ['公区清洁', '垃圾分类', '消杀标准'],
    tip: '今日小贴士：高频区域先看地面、扶手、电梯按钮。'
  },
  保修: {
    value: '保修',
    heroTitle: '工程维修',
    quickQuestions: ['报修接单', '上门话术', '安全检查'],
    tip: '今日小贴士：上门前确认故障、工具、预约时间。'
  },
  客服: {
    value: '客服',
    heroTitle: '服务前台',
    quickQuestions: ['来访接待', '投诉登记', '工单跟进'],
    tip: '今日小贴士：复杂诉求先复述确认，再记录责任人与时限。'
  }
};

const cleanText = (value: unknown) => String(value || '').trim();

export const normalizePosition = (value: unknown): UserPosition | '' => {
  const text = cleanText(value);
  if (!text) return '';
  if (text.includes('生活顾问') || text.includes('客服管家') || text.includes('物业管家') || text.includes('管家')) {
    return '生活顾问';
  }
  if (text.includes('保安') || text.includes('秩序') || text.includes('安保')) return '保安';
  if (text.includes('保洁') || text.includes('环境')) return '保洁';
  if (text.includes('保修') || text.includes('维修') || text.includes('工程')) return '保修';
  if (text.includes('客服') || text.includes('前台')) return '客服';
  return (userPositionOptions as readonly string[]).includes(text) ? (text as UserPosition) : '';
};

export const hasSelectedPosition = () => Boolean(normalizePosition(uni.getStorageSync(positionKey)));

export const getSelectedPosition = (): UserPosition =>
  normalizePosition(uni.getStorageSync(positionKey)) || '生活顾问';

export const getPositionProfile = (position: unknown) =>
  positionProfiles[normalizePosition(position) || '生活顾问'];

export const getSelectedPositionProfile = () => getPositionProfile(getSelectedPosition());

export const saveSelectedPosition = (position: unknown) => {
  const normalized = normalizePosition(position);
  if (!normalized) return '';
  uni.setStorageSync(positionKey, normalized);
  return normalized;
};

export const getAuth = (): AuthState => ({
  token: uni.getStorageSync(tokenKey) || '',
  clientId: uni.getStorageSync(clientIdKey) || '',
  phone: uni.getStorageSync(phoneKey) || '',
  position: normalizePosition(uni.getStorageSync(positionKey))
});

export const isLoggedIn = () => {
  const auth = getAuth();
  return Boolean(auth.token && auth.clientId && auth.phone);
};

export const saveAuth = (result: LoginResult, phone: string) => {
  const previousPhone = uni.getStorageSync(phoneKey) || '';
  if (previousPhone && previousPhone !== phone) {
    uni.removeStorageSync(positionKey);
    uni.removeStorageSync(roleKey);
  }
  uni.setStorageSync(tokenKey, result.access_token);
  uni.setStorageSync(clientIdKey, result.client_id);
  uni.setStorageSync(phoneKey, phone);
};

export const clearAuth = () => {
  uni.removeStorageSync(tokenKey);
  uni.removeStorageSync(clientIdKey);
  uni.removeStorageSync(phoneKey);
  uni.removeStorageSync(positionKey);
  uni.removeStorageSync(roleKey);
  uni.removeStorageSync(loginRedirectKey);
};

export const rememberLoginRedirect = (url: string) => {
  uni.setStorageSync(loginRedirectKey, url);
};

export const consumeLoginRedirect = () => {
  const url = uni.getStorageSync(loginRedirectKey) || '';
  uni.removeStorageSync(loginRedirectKey);
  return url;
};

export const validatePhone = (phone: string) => phonePattern.test(phone);