package com.yunhai.bschclassmanage.controller.api;


import cn.afterturn.easypoi.excel.ExcelExportUtil;
import cn.afterturn.easypoi.excel.entity.ExportParams;
import cn.afterturn.easypoi.excel.entity.enmus.ExcelType;
import com.yunhai.bschclassmanage.config.Config;
import com.yunhai.bschclassmanage.enums.CustomGroupType;
import com.yunhai.bschclassmanage.model.dto.AddMemberDTO;
import com.yunhai.bschclassmanage.model.dto.SchCustomGroupDTO;
import com.yunhai.bschclassmanage.model.dto.SetLeaderDTO;
import com.yunhai.bschclassmanage.model.excel.CustomGroupExcelColumn;
import com.yunhai.bschclassmanage.model.excel.ImportRuleExcelColumn;
import com.yunhai.bschclassmanage.model.vo.SchCustomGroupVO;
import com.yunhai.bschclassmanage.service.*;
import com.yunhai.bschclassmanage.utils.EasyPoiUtils;
import com.yunhai.bschclassmanage.utils.UserContext;
import org.apache.poi.ss.usermodel.Workbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import javax.validation.Valid;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;


@RestController
@RequestMapping(Config.API_PATH+"/group/")
@CrossOrigin(originPatterns = {"*"}, allowCredentials = "true")
public class SchCustomGroupController {

    @Autowired
    private ISchCustomGroupService schCustomGroupService;  // 使用接口

    @Autowired
    private IBaseSchsystemGradeService baseSchsystemGradeService;

    @Autowired
    private ISchDicSubjectService schDicSubjectService;  //使用接口

    @Autowired
    private IComSchTreeService comSchTreeService;

    @Autowired
    private ISchTeacherService schTeacherService;

    @GetMapping("getSchCustomGroup")
    public List<SchCustomGroupVO> getSchCustomGroup(@RequestParam Integer type) {
        return schCustomGroupService.getSchCustomGroup(UserContext.getSchId(),type);
    }

    @PostMapping("saveSchCustomGroup")
    public void saveSchCustomGroup(@Valid @RequestBody SchCustomGroupDTO dto) {
         schCustomGroupService.saveSchCustomGroup(UserContext.getCurrentUser(),dto);
    }

    @PostMapping("saveMembers")
    public void saveMembers(@Valid @RequestBody AddMemberDTO dto) {
         schCustomGroupService.saveMembers(UserContext.getCurrentUser(),dto);
    }

    @PostMapping("setLeaders")
    public void setLeaders(@Valid @RequestBody SetLeaderDTO dto) {
        schCustomGroupService.setLeaders(UserContext.getCurrentUser(),dto);
    }

    @PostMapping("deleteSchCustomGroup")
    public void deleteSchCustomGroup(@RequestParam Integer groupId) {
         schCustomGroupService.deleteSchCustomGroup(UserContext.getCurrentUser(),groupId);
    }


    @GetMapping("downloadTemplate")
    public void downloadTemplate(HttpServletResponse response, Integer schId) {
        String fileName = "教师分组导入模板";
        List<Map<String, Object>> sheets = new ArrayList<>();




        List<CustomGroupExcelColumn> list = new ArrayList<>();
        {
            CustomGroupExcelColumn column = new CustomGroupExcelColumn();
            column.setGroupName("示例：语文组");
            column.setGroupType("示例：年级组");
            column.setGradeBin("示例：高一年级");
            column.setGradeBin("示例：语文,数学");
            column.setLeaderName("示例：张三");
            column.setMemberName("示例：张三");
            list.add(column);
        }

        List<String> teaNames=schTeacherService.getSchTeacherList(schId).stream().map(s->s.getName()).collect(Collectors.toList());

        List<String> gradeNames=baseSchsystemGradeService.getGradeSelect(schId,null,null)
                .stream().map(s->s.getName()).collect(Collectors.toList());

        List<String> subjectNames=schDicSubjectService.getSchSubList(schId,null)
                .stream().map(s->s.getName()).collect(Collectors.toList());

        List<String> groupNames=CustomGroupType.list().stream()
                .map(s->s.getName()).collect(Collectors.toList());

        ExportParams params1 = new ExportParams("自定义组导入",comSchTreeService.getSchoolName(schId));
        Map<String, Object> sheet1 = new HashMap<>();
        sheet1.put("title",params1);
        sheet1.put("entity", CustomGroupExcelColumn.class);
        sheet1.put("data", list);
        sheets.add(sheet1);

        List<ImportRuleExcelColumn> ruleList = new ArrayList<>();

        ImportRuleExcelColumn rule1 = new ImportRuleExcelColumn();
        rule1.setRuleItem("组长/组员");
        rule1.setDescription("多选");
        rule1.setContent(String.join(",",teaNames));
        ruleList.add(rule1);

        ImportRuleExcelColumn rule2 = new ImportRuleExcelColumn();
        rule2.setRuleItem("年级");
        rule2.setDescription("多选");
        rule2.setContent(String.join(",",gradeNames));
        ruleList.add(rule2);

        ImportRuleExcelColumn rule3 = new ImportRuleExcelColumn();
        rule3.setRuleItem("学科");
        rule3.setDescription("多选");
        rule3.setContent(String.join(",",subjectNames));
        ruleList.add(rule3);

        ImportRuleExcelColumn rule4 = new ImportRuleExcelColumn();
        rule4.setRuleItem("组类型");
        rule4.setDescription("单选");
        rule4.setContent(String.join(",",groupNames));
        ruleList.add(rule4);

        ExportParams params2 = new ExportParams("导入规则", "导入规则");

        Map<String, Object> sheet2 = new HashMap<>();
        sheet2.put("title", params2);
        sheet2.put("entity", ImportRuleExcelColumn.class);
        sheet2.put("data", ruleList);
        sheets.add(sheet2);

        Workbook workbook = ExcelExportUtil.exportExcel(sheets, ExcelType.HSSF);
        EasyPoiUtils.downLoadExcel(fileName + ".xls", response, workbook);
    }


    @PostMapping("importCustomGroup")
    public void importCustomGroup(@RequestPart("file") MultipartFile file) {
        schCustomGroupService.importCustomGroup(UserContext.getCurrentUser(),file);
    }
}