package com.ruoyi.web.controller.api;


import cn.afterturn.easypoi.excel.ExcelImportUtil;
import cn.afterturn.easypoi.excel.entity.ImportParams;
import com.alibaba.fastjson.JSONObject;
import com.ruoyi.common.basic.PageInfo;
import com.ruoyi.common.core.domain.BasePage;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.system.domain.*;
import com.ruoyi.system.dto.MahorImportExcel;
import com.ruoyi.system.dto.TechImportExcel;
import com.ruoyi.system.service.*;
import com.ruoyi.system.vo.SysUserVO;
import io.swagger.annotations.ApiOperation;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;

/**
 * <p>
 * 专业列表 前端控制器
 * </p>
 *
 * @author luodangjia
 * @since 2024-09-19
 */
@RestController
@RequestMapping("/t-title-major")
public class TTitleMajorController {
    @Resource
    private TTitleMajorService tTitleMajorService;
    @Resource
    private TRegionService regionService;
    @Resource
    private TTechnicalTitleService tTechnicalTitleService;
    //增加专业
    @ApiOperation(value = "添加",tags = "后台-系统设置-专业列表")
    @PostMapping(value = "/add")
    public R add(@RequestBody TTitleMajor tTitleMajor){
        tTitleMajorService.save(tTitleMajor);
        return R.ok();
    }
    //修改
    @ApiOperation(value = "编辑",tags = "后台-系统设置-专业列表")
    @PostMapping(value = "/edit")
    public R edit(@RequestBody TTitleMajor tTitleMajor){
        tTitleMajorService.updateById(tTitleMajor);
        return R.ok();
    }

    @Resource
    private TUserChangeDetailService userChangeDetailService;
    @Resource
    private TConsultationService consultationService;
    @Resource
    private TDeclareNoticeService declareNoticeService;
    @Resource
    private TCommitteeTechnicalService committeeTechnicalService;
    @Resource
    private TCommitteeService committeeService;
    @Resource
    private TInformationService informationService;
    @Resource
    private TCourseService courseService;
    @Resource
    private TTitleMajorService majorService;
    //删除
    @ApiOperation(value = "删除",tags = "后台-系统设置-专业列表")
    @PostMapping(value = "/deleteById")
    public R deleteById(Long id){
            String s = id.toString();
            //判断是否有关联数据
            Long userChange = userChangeDetailService.lambdaQuery().eq(TUserChangeDetail::getMajorId, s).count();
            if (userChange>0){
                return R.fail("当前专业已有用户设为偏好，无法删除");
            }
            Long consultation = consultationService.lambdaQuery().eq(TConsultation::getMajorId, s).count();
            if (consultation>0){
                return R.fail("当前专业已设置咨询，无法删除");
            }
            Long declareNotice = declareNoticeService.lambdaQuery().eq(TDeclareNotice::getMajorId, s).count();
            if (declareNotice>0){
                return R.fail("当前专业已设置申报通知，无法删除");
            }
            Long committeeTechnical = committeeTechnicalService.lambdaQuery().eq(TCommitteeTechnical::getMajorId, s).count();
            if (committeeTechnical>0){
                return R.fail("当前专业已设置委员会可评审职称，无法删除");
            }
            Long committee = committeeService.lambdaQuery().eq(TCommittee::getMajorId, s).count();
            if (committee>0){
                return R.fail("当前专业已设置评审委员会，无法删除");
            }
            Long infomation = informationService.lambdaQuery().eq(TInformation::getMajorId, s).count();
            if (infomation>0){
                return R.fail("当前专业已设置资料，无法删除");
            }

            Long course = courseService.lambdaQuery().eq(TCourse::getMajorId, s).count();
            if (course>0){
                return R.fail("当前专业已设置课程，无法删除");
            }

        tTitleMajorService.removeById(id);
        return R.ok();
    }
    //分页列表
    @ApiOperation(value = "查询",tags = "后台-系统设置-专业列表")
    @PostMapping(value = "/pageList")
    public R pageList(@RequestBody BasePage basePage){
        PageInfo<TTitleMajor> titleMajorList = tTitleMajorService.pageList(basePage);
        return R.ok(titleMajorList);
    }


    @ApiOperation(value = "导入",tags = "后台-系统设置-专业列表")
    @Transactional(rollbackFor = Exception.class,propagation = Propagation.REQUIRED)
    @PostMapping("/export")
    public R export (@RequestParam("file") MultipartFile file) {
        List<TTitleMajor> tTechnicalTitles = new ArrayList<>();
        ImportParams params = new ImportParams();
//        params.setTitleRows(1);//标题行数
        params.setHeadRows(1); //表头行数
        String msg = null;
        InputStream inputStream = null;

        List<String> failMsg = new ArrayList<>();

        try {
            inputStream = file.getInputStream();
            List<MahorImportExcel> techImportExcels = ExcelImportUtil.importExcel(inputStream, MahorImportExcel.class, params);
            List<TTechnicalTitle> tTechnicalTitleList = tTechnicalTitleService.lambdaQuery().list();

            for (MahorImportExcel techImportExcel : techImportExcels) {
                TTitleMajor tTechnicalTitle = new TTitleMajor();
                if (techImportExcel.getTitileName()==null||StringUtils.isEmpty(techImportExcel.getTitileName())){
                    msg = "第" + techImportExcels.indexOf(techImportExcel)+1 + "行,职称名称不能为空";
                    failMsg.add(msg);
                    continue;
                }else {
                    TTechnicalTitle technicalTitle = tTechnicalTitleList.stream()
                            .filter(e -> e.getTitileName().equals(techImportExcel.getTitileName())).findFirst().orElse(null);
                    if (technicalTitle!=null){
                        tTechnicalTitle.setTechnicalId(technicalTitle.getId());
                        tTechnicalTitle.setRegionIds(technicalTitle.getRegionIds());
                    }else {
                        msg = "第" + techImportExcels.indexOf(techImportExcel)+1 + "行,职称名称不存在";
                        failMsg.add(msg);
                        continue;
                    }
                }
                tTechnicalTitle.setMajorName(techImportExcel.getMajorName());
                tTechnicalTitles.add(tTechnicalTitle);
            }

            if (failMsg.size()==0){
                tTitleMajorService.saveBatch(tTechnicalTitles);
            }else {
                return R.fail(failMsg.stream().collect(Collectors.joining(",")));
            }

        } catch (Exception e) {
            e.printStackTrace();
//            logger.error("批量购入导入失败:{}",e.getMessage());
//            importRecordService.removeById(tImportRecord.getId());
            return R.fail("批量购入导入失败!");
        }finally {
            try {
                inputStream.close();
            } catch (IOException e) {
                throw new ServiceException(e.getMessage());
            }
        }


        return R.ok();
    }


    @ApiOperation(value = "通过职称分类查询专业",tags = "后台-下拉框")
    @PostMapping(value = "/select")
    public R<List<TTitleMajor>> select(@RequestParam Long id){
        return R.ok(tTitleMajorService.lambdaQuery().eq(TTitleMajor::getTechnicalId,id).list());
    }
    @Resource
    private TLevelService levelService;
    @ApiOperation(value = "类别",tags = "后台-下拉框")
    @PostMapping(value = "/level/select")
    public R<List<TLevel>> levelselect(){
        return R.ok(levelService.list());
    }


}