package com.gkhy.exam.system.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.gkhy.exam.common.api.CommonPage;
import com.gkhy.exam.common.api.CommonResult;
import com.gkhy.exam.common.exception.ApiException;
import com.gkhy.exam.common.utils.PageUtils;
import com.gkhy.exam.common.utils.SecurityUtils;
import com.gkhy.exam.system.domain.ExpectContent;
import com.gkhy.exam.system.domain.ExpectContentMess;
import com.gkhy.exam.system.domain.ExpectEvaluate;
import com.gkhy.exam.system.mapper.ExpectContentMapper;
import com.gkhy.exam.system.mapper.ExpectEvaluateMapper;
import com.gkhy.exam.system.service.ExpectEvaluateService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;

@Service
public class ExpectEvaluateServiceImpl extends ServiceImpl<ExpectEvaluateMapper, ExpectEvaluate> implements ExpectEvaluateService {
    @Autowired
    private ExpectEvaluateMapper expectEvaluateMapper;

    @Autowired
    private ExpectContentMapper expectContentMapper;


    @Override
    public CommonPage selectExpectEvaluateList(ExpectEvaluate expectEvaluate) {
        if (!SecurityUtils.adminUser()){
            if (expectEvaluate.getCompanyId()==null){
                throw new ApiException("非管理员操作，企业id不可为空");
            }
        }
        PageUtils.startPage();
        List<ExpectEvaluate> expectEvaluates = expectEvaluateMapper.selectEvaluateList(expectEvaluate);
        for (ExpectEvaluate evaluate : expectEvaluates) {
            List<ExpectContent> expectContents = expectContentMapper.selectByDiscrenId(evaluate.getExpectDiscrenId());
            for (ExpectContent expectContent : expectContents) {
                List<ExpectContentMess> expectContentMesses = expectContentMapper.selectByContentId(expectContent.getId());
                expectContent.setExpectContentMesses(expectContentMesses);
            }
            evaluate.setExpectContents(expectContents);
        }
        return CommonPage.restPage(expectEvaluates);
    }

    @Override
    @Transactional
    public CommonResult insertExpectEvaluate(ExpectEvaluate expectEvaluate) {
        List<ExpectEvaluate> expectEvaluates = expectEvaluateMapper.selectByDiscrenID(expectEvaluate.getExpectDiscrenId());
        if (expectEvaluates.size()>0){
            throw new ApiException("当前企业已有数据，请删除后重试");
        }
        expectEvaluate.setCreateBy(SecurityUtils.getUsername());
        expectEvaluate.setCreateTime(LocalDateTime.now());
        expectEvaluateMapper.insert(expectEvaluate);
        List<ExpectContentMess> collect = expectEvaluate.getExpectContents()
                .stream()
                .flatMap(expectContent -> expectContent.getExpectContentMesses().stream())
                .collect(Collectors.toList());
        expectContentMapper.updateContentMessById(collect);
        return CommonResult.success();
    }

    @Override
    public CommonResult updateExpectEvaluate(ExpectEvaluate expectEvaluate) {
        expectEvaluate.setUpdateBy(SecurityUtils.getUsername());
        expectEvaluate.setUpdateTime(LocalDateTime.now());
        expectEvaluateMapper.updateById(expectEvaluate);
        List<ExpectContentMess> collect = expectEvaluate.getExpectContents()
                .stream()
                .flatMap(expectContent -> expectContent.getExpectContentMesses().stream())
                .collect(Collectors.toList());
        expectContentMapper.updateContentMessById(collect);
        return CommonResult.success();
    }

    @Override
    public CommonResult deletedExpectEvaluate(Integer expectEvaluateId) {
        ExpectEvaluate expectEvaluate = new ExpectEvaluate();
        expectEvaluate.setId(expectEvaluateId);
        expectEvaluate.setUpdateTime(LocalDateTime.now());
        expectEvaluate.setUpdateBy(SecurityUtils.getUsername());
        expectEvaluate.setDelFlag(2);
        expectEvaluateMapper.updateById(expectEvaluate);
        return CommonResult.success();
    }
}