package com.mindskip.xzs.service.impl;

import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import com.baomidou.mybatisplus.extension.conditions.update.LambdaUpdateChainWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.mindskip.xzs.domain.QuestionAnswer;
import com.mindskip.xzs.domain.enums.QuestionAnswerStatusEnum;
import com.mindskip.xzs.domain.vo.QuestionAnswerVO;
import com.mindskip.xzs.repository.QuestionAnswerMapper;
import com.mindskip.xzs.service.QuestionAnswerService;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

import java.util.List;

/**
 * @author gonghl
 * @description 针对表【t_question_answer(问答)】的数据库操作Service实现
 * @createDate 2024-05-11 11:53:55
 */
@Service
@RequiredArgsConstructor
public class QuestionAnswerServiceImpl extends ServiceImpl<QuestionAnswerMapper, QuestionAnswer> implements QuestionAnswerService {

    private final QuestionAnswerMapper questionAnswerMapper;

    @Override
    public void updateStatus(Integer id) {
        new LambdaUpdateChainWrapper<>(questionAnswerMapper)
                .eq(QuestionAnswer::getId, id)
                .set(QuestionAnswer::getStatus, "1".equals(getById(id).getStatus().getCode()) ? QuestionAnswerStatusEnum.DISABLE : QuestionAnswerStatusEnum.ENABLE)
                .update();
    }

    @Override
    public PageInfo<QuestionAnswerVO> questionAnswerPage(QuestionAnswerVO questionAnswerVO) {
        return PageHelper.startPage(questionAnswerVO.getPageIndex(), questionAnswerVO.getPageSize()).doSelectPageInfo(() ->
                new LambdaQueryChainWrapper<>(questionAnswerMapper)
                        .like(StringUtils.hasText(questionAnswerVO.getQuestion()), QuestionAnswer::getQuestion, questionAnswerVO.getQuestion())
                        .or(StringUtils.hasText(questionAnswerVO.getQuestion()), wrapper -> wrapper.like(QuestionAnswer::getAnswer, questionAnswerVO.getQuestion()))
                        .orderByAsc(QuestionAnswer::getSequence)
                        .list());
    }

    @Override
    public List<QuestionAnswer> list() {
        return new LambdaQueryChainWrapper<>(questionAnswerMapper)
                .eq(QuestionAnswer::getStatus, QuestionAnswerStatusEnum.ENABLE.getCode())
                .orderByAsc(QuestionAnswer::getSequence)
                .list();
    }


    @Override
    public Integer getLastSequence() {
        return questionAnswerMapper.getLastSequence();
    }

}