import * as Notifications from 'expo-notifications';
import { useCallback, useEffect, useState } from 'react';
import { NotificationData, notificationService, NotificationTypes } from '../services/notifications';

export interface UseNotificationsReturn {
  isInitialized: boolean;
  permissionStatus: Notifications.PermissionStatus | null;
  initialize: () => Promise<void>;
  requestPermission: () => Promise<Notifications.PermissionStatus>;
  sendNotification: (notification: NotificationData) => Promise<string>;
  scheduleNotification: (notification: NotificationData, date: Date) => Promise<string>;
  scheduleRepeatingNotification: (
    notification: NotificationData,
    interval: {
      seconds?: number;
      minutes?: number;
      hours?: number;
      days?: number;
      weeks?: number;
      months?: number;
      years?: number;
    }
  ) => Promise<string>;
  cancelNotification: (notificationId: string) => Promise<void>;
  cancelAllNotifications: () => Promise<void>;
  getAllScheduledNotifications: () => Promise<Notifications.NotificationRequest[]>;
  sendWorkoutReminder: (title: string, body: string, date?: Date) => Promise<string>;
  sendMoodCheckinReminder: (title: string, body: string, date?: Date) => Promise<string>;
}

export const useNotifications = (): UseNotificationsReturn => {
  const [isInitialized, setIsInitialized] = useState(false);
  const [permissionStatus, setPermissionStatus] = useState<Notifications.PermissionStatus | null>(null);

  const initialize = useCallback(async () => {
    try {
      await notificationService.initialize();
      const status = await notificationService.getPermissionStatus();
      setPermissionStatus(status);
      setIsInitialized(true);
    } catch (error) {
      console.error('初始化通知服务失败:', error);
    }
  }, []);

  const requestPermission = useCallback(async () => {
    try {
      const status = await notificationService.requestPermission();
      setPermissionStatus(status);
      return status;
    } catch (error) {
      console.error('请求通知权限失败:', error);
      throw error;
    }
  }, []);

  const sendNotification = useCallback(async (notification: NotificationData) => {
    return notificationService.sendImmediateNotification(notification);
  }, []);

  const scheduleNotification = useCallback(async (notification: NotificationData, date: Date) => {
    return notificationService.scheduleNotificationAtDate(notification, date);
  }, []);

  const scheduleRepeatingNotification = useCallback(async (
    notification: NotificationData,
    interval: {
      seconds?: number;
      minutes?: number;
      hours?: number;
      days?: number;
      weeks?: number;
      months?: number;
      years?: number;
    }
  ) => {
    return notificationService.scheduleRepeatingNotification(notification, interval);
  }, []);

  const cancelNotification = useCallback(async (notificationId: string) => {
    return notificationService.cancelNotification(notificationId);
  }, []);

  const cancelAllNotifications = useCallback(async () => {
    return notificationService.cancelAllNotifications();
  }, []);

  const getAllScheduledNotifications = useCallback(async () => {
    return notificationService.getAllScheduledNotifications();
  }, []);

  const sendWorkoutReminder = useCallback(async (title: string, body: string, date?: Date) => {
    const notification: NotificationData = {
      title,
      body,
      data: { type: NotificationTypes.WORKOUT_REMINDER },
      sound: true,
      priority: 'high',
    };

    if (date) {
      return notificationService.scheduleNotificationAtDate(notification, date);
    } else {
      return notificationService.sendImmediateNotification(notification);
    }
  }, []);

  // sendGoalAchievement 函数已删除，因为目标功能已移除

  const sendMoodCheckinReminder = useCallback(async (title: string, body: string, date?: Date) => {
    const notification: NotificationData = {
      title,
      body,
      data: { type: NotificationTypes.MOOD_CHECKIN },
      sound: true,
      priority: 'normal',
    };

    if (date) {
      return notificationService.scheduleNotificationAtDate(notification, date);
    } else {
      return notificationService.sendImmediateNotification(notification);
    }
  }, []);

  // 组件挂载时自动初始化
  useEffect(() => {
    initialize();
  }, [initialize]);

  return {
    isInitialized,
    permissionStatus,
    initialize,
    requestPermission,
    sendNotification,
    scheduleNotification,
    scheduleRepeatingNotification,
    cancelNotification,
    cancelAllNotifications,
    getAllScheduledNotifications,
    sendWorkoutReminder,
    sendMoodCheckinReminder,
  };
};