package com.whyc.service;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.whyc.dto.Response;
import com.whyc.mapper.UserMapper;
import com.whyc.pojo.User;
import com.whyc.util.DigestsUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.Date;
import java.util.List;
import java.util.Map;

@Service
@Slf4j
public class UserService {

    @Resource
    private UserMapper userMapper;

    @Resource
    private UserBridgeService userBridgeService;

    @Autowired
    private ApplicationContext applicationContext;

    public Response add(User user) {
        try {
            User userFound = userBridgeService.findPasswordAndSlatByUserName(user.getName());
            if (userFound.getId() != 0) {
                return new Response<>().set(1, false, "用户已存在");
            }
            user.setCreateTime(new Date());
            Map<String, String> encryptMap = DigestsUtil.encryptPassword(user.getPassword());
            user.setPassword(encryptMap.get("password"));
            user.setSalt(encryptMap.get("salt"));
            if (userMapper.insert(user) > 0) {
                return new Response<>().set(1, true);
            } else {
                return new Response<>().set(1, false, "添加失败");
            }
        }catch (Exception e){
            e.printStackTrace();
            return new Response<>().set(0);
        }
    }

    public User getById(int id) {
        return userMapper.selectById(id);
    }

    public List<User> getAll() {
        List<User> users = userMapper.selectList(null);
        return users;
    }

    public IPage<User> getAllWithPage(Page page) {
        return userMapper.selectPage(page, null);
    }

    public boolean update(User user) {
        return userMapper.updateById(user)>0;
    }

    public boolean delete(int id) {
        return userMapper.deleteById(id)>0;
    }

}