package com.ruoyi.errand.service.impl;

import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.bean.BeanUtils;
import com.ruoyi.errand.constant.DelFlagConstant;
import com.ruoyi.errand.constant.IsDefaultConstant;
import com.ruoyi.errand.domain.AddressBook;
import com.ruoyi.errand.domain.AppUser;
import com.ruoyi.errand.domain.Community;
import com.ruoyi.errand.mapper.AddressBookMapper;
import com.ruoyi.errand.mapper.CommunityMapper;
import com.ruoyi.errand.object.dto.app.AddAddressBookDTO;
import com.ruoyi.errand.object.dto.app.UpdateAddressBookDTO;
import com.ruoyi.errand.object.vo.app.AddressBookByCommunityIdVO;
import com.ruoyi.errand.object.vo.app.AddressBookListVO;
import com.ruoyi.errand.service.AddressBookService;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.time.LocalDateTime;
import java.util.List;

@Service
public class AddressBookServiceImpl extends ServiceImpl<AddressBookMapper, AddressBook> implements AddressBookService {
    @Resource
    private CommunityMapper communityMapper;

    @Override
    public List<AddressBookByCommunityIdVO> addressBookByCommunityId(Integer communityId) {
        //校验一下communityId
        Community community = communityMapper.selectById(communityId);
        if (community == null|| community.getDelFlag().equals(DelFlagConstant.DELETE)) {
            throw new ServiceException("小区不存在");
        }
        AppUser appuser = (AppUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        return  this.getBaseMapper().addressBookByCommunityId(communityId,appuser.getId());
    }

    @Override
    public List<AddressBookListVO> addressBookList() {
        AppUser appuser = (AppUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        return this.getBaseMapper().addressBookList(appuser.getId());
    }

    @Override
    public void setDefaultAddress(Integer id) {
        AppUser appuser = (AppUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        //查询这个默认地址
        AddressBook addressBook = this.getById(id);
        if (null==addressBook||addressBook.getDel_flag().equals(DelFlagConstant.DELETE)) {
            throw new ServiceException("该地址不存在");
        }
        //查看原本小区内是否有默认地址
        List<AddressBook> addressBooks = this.getBaseMapper().selectList(new LambdaUpdateWrapper<AddressBook>()
                .eq(AddressBook::getCommunityId, addressBook.getCommunityId())
                .eq(AddressBook::getApp_user_id, appuser.getId())
                .eq(AddressBook::getDel_flag, DelFlagConstant.UNDELETE)
                .eq(AddressBook::getIs_default, IsDefaultConstant.TRUE)
        );
        //将原本地址修改掉
        addressBooks.forEach(x->{
            x.setIs_default(IsDefaultConstant.FALSE);
            x.setUpdate_time(LocalDateTime.now());
            this.getBaseMapper().updateById(x);}
        );
        //将新地址设置为默认地址
        addressBook.setIs_default(IsDefaultConstant.TRUE);
        addressBook.setUpdate_time(LocalDateTime.now());
        this.getBaseMapper().updateById(addressBook);
    }

    @Override
    public void add(AddAddressBookDTO addAddressBookDTO) {
        AppUser appuser = (AppUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        //判断小区是否存在
        Community community = communityMapper.selectById(addAddressBookDTO.getCommunityId());
        if (null==community|| community.getDelFlag().equals(DelFlagConstant.DELETE)) {
            throw new ServiceException("小区不存在");
        }
        AddressBook addressBook = new AddressBook();
        BeanUtils.copyProperties(addAddressBookDTO,addressBook);
        addressBook.setIs_default(IsDefaultConstant.FALSE);
        addressBook.setCreate_time(LocalDateTime.now());
        addressBook.setApp_user_id(appuser.getId());
        this.save(addressBook);
    }

    @Override
    public void set(UpdateAddressBookDTO updateAddressBookDTO) {
        AppUser appuser = (AppUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        //判断小区是否存在
        Community community = communityMapper.selectById(updateAddressBookDTO.getCommunityId());
        if (null==community|| community.getDelFlag().equals(DelFlagConstant.DELETE)) {
            throw new ServiceException("小区不存在");
        }
        //判断地址是否存在
        AddressBook addressBook = this.getById(updateAddressBookDTO.getId());
        if (null==addressBook||addressBook.getDel_flag().equals(DelFlagConstant.DELETE)) {
            throw new ServiceException("地址不存在");
        }
        //判断用户是否同一个
        if (!appuser.getId().equals(addressBook.getApp_user_id())) {
            throw new ServiceException("该地址不属于您");
        }
        BeanUtils.copyProperties(updateAddressBookDTO,addressBook);
        addressBook.setUpdate_time(LocalDateTime.now());
        this.updateById(addressBook);

    }

    @Override
    public void delete(Integer id) {
        AppUser appuser = (AppUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        //查看该地址是否存在
        AddressBook addressBook = this.getById(id);
        if (null==addressBook||addressBook.getDel_flag().equals(DelFlagConstant.DELETE)) {
            throw new ServiceException("该地址不存在");
        }
        //判断用户是否同一个
        if (!appuser.getId().equals(addressBook.getApp_user_id())) {
            throw new ServiceException("该地址不属于您");
        }

        addressBook.setDel_flag(DelFlagConstant.DELETE);
        this.updateById(addressBook);
    }
}