package com.boying.controller;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.boying.common.R;
import com.boying.entity.Park;
import com.boying.entity.User;
import com.boying.service.ParkService;
import com.boying.service.UserService;
import com.boying.util.LngLatUtil;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.RequiredArgsConstructor;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root;
import java.util.ArrayList;
import java.util.List;

@RestController
@RequestMapping("/ffzf/user")
@RequiredArgsConstructor
@Tag(description = "ffzf/user" , name = "用户接口" )
public class UserController{

    private final UserService userService;
    private final ParkService parkService;

    @PostMapping("/findPage")
    @Operation(summary = "分页查询" , description = "分页查询" )
    public Object findPage(User user, Page page) {
        QueryWrapper<User> wrapper = new QueryWrapper<>();
        wrapper.lambda()
                .like(StringUtils.isNotBlank(user.getName()),User::getName, user.getName());
        return R.ok( userService.page(page,wrapper));
    }

    @PostMapping("/findAll")
    @Operation(summary = "查询所有" , description = "查询所有" )
    public Object findAll() {
        return R.ok(userService.list());
    }


    @PostMapping("/save")
    @Operation(summary = "新增用户" , description = "新增用户" )
    public Object save(User user) {
        if(user.getId()==null){
            user.setPassword(user.getLoginName());
        }
        userService.saveOrUpdate(user);
        return R.ok("保存成功");
    }

    @PostMapping("/delete")
    @Operation(summary = "删除用户" , description = "删除用户" )
    public Object delete(Long id) {
        userService.removeById(id);
        return R.ok("删除成功");
    }

    @PostMapping("/login")
    @Operation(summary = "登录" , description = "登录" )
    public Object login(String loginName,String password,String lng,String lat) {
        if(StringUtils.isBlank(loginName)||StringUtils.isBlank(password)){
            return R.failed("用户名和密码必填");
        }
        QueryWrapper<User> wrapper = new QueryWrapper<>();
        wrapper.lambda()
                .eq(User::getLoginName,loginName)
                .eq(User::getPassword,password);
        List<User> all = userService.list(wrapper);
        if(all.size()>0){
            User user = all.get(0);

            if(StringUtils.isNotBlank(lng)&&StringUtils.isNotBlank(lat)){
                List<Park> all1 = parkService.list();
                for(Park p:all1){
                    double distance =  LngLatUtil.getDistance(lat,lng,p.getLat(),p.getLng());
                    if(distance<500){
                        user.setParkId(p.getId());
                    }
                }
                user.setLng(lng);
                user.setLat(lat);
                userService.saveOrUpdate(user);
            }
            return R.ok(user);
        }
        return R.failed("用户名或密码不正确");
    }

    @PostMapping("updatePassword")
    @Operation(summary = "修改密码" , description = "修改密码" )
    public Object updatePassword(Long userId,String oldPassword,String newPassword) {
        QueryWrapper<User> wrapper = new QueryWrapper<>();
        wrapper.lambda()
                .eq(User::getId,userId)
                .eq(User::getPassword,oldPassword);
        List<User> all = userService.list(wrapper);
        if(all.size()>0){
            User user = all.get(0);
            user.setPassword(newPassword);
            userService.saveOrUpdate(user);
            return R.ok("请求成功");
        }
        return R.failed("旧密码不正确");
    }


}