package com.sztzjy.linkCommerce.controller.stu;

import com.sztzjy.linkCommerce.annotation.AnonymousAccess;
import com.sztzjy.linkCommerce.config.Constant;
import com.sztzjy.linkCommerce.entity.*;
import com.sztzjy.linkCommerce.entity.export.CgxqycData;
import com.sztzjy.linkCommerce.mapper.CgxqycAnswerMapper;
import com.sztzjy.linkCommerce.mapper.CgxqycStuAnswerMapper;
import com.sztzjy.linkCommerce.mapper.StuGradeMapper;
import com.sztzjy.linkCommerce.service.ScoreService;
import com.sztzjy.linkCommerce.util.CompareListsUtil;
import com.sztzjy.linkCommerce.util.ResultEntity;
import com.sztzjy.linkCommerce.util.excel.FilePortUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletResponse;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.UUID;

@Api(tags = "采购需求预测相关 PRO_GYQDGL,MODULE_CGXQYC")
@RequestMapping("api/cgxqyc")
@RestController
public class CgxqycController {
    @Autowired
    CgxqycStuAnswerMapper cgxqycStuAnswerMapper;
    @Autowired
    CgxqycAnswerMapper cgxqycAnswerMapper;
    @Autowired
    StuGradeMapper stuGradeMapper;
    @Autowired
    CompareListsUtil compareListsUtil;
    @Autowired
    ScoreService scoreService;

    @PostMapping("/selectCgxqycStuAnswer")
    @ApiOperation("采购需求预测-回显")
    @AnonymousAccess
    public ResultEntity<CgxqycStuAnswer> selectCgxqycAnswer(@RequestParam String userId) {
        CgxqycStuAnswerExample example = new CgxqycStuAnswerExample();
        example.createCriteria().andUserIdEqualTo(userId);
        List<CgxqycStuAnswer> list = cgxqycStuAnswerMapper.selectByExample(example);
        if (list == null || list.isEmpty()) {
            return new ResultEntity<>(HttpStatus.OK, "未提交");
        } else {
            return new ResultEntity<>(HttpStatus.OK, "采购需求预测-回显", list.get(0));
        }
    }

    @PostMapping("/commitCgxqycAnswer")
    @ApiOperation("采购需求预测-提交")
    @AnonymousAccess
    public ResultEntity commitCgxqycAnswer(@RequestBody CgxqycStuAnswer stuAnswer, @RequestParam String userId) {
        //先查询是否提交过
        StuGradeExample stuGradeExample = new StuGradeExample();
        stuGradeExample.createCriteria().andUserIdEqualTo(userId).andProjectEqualTo(Constant.PRO_GYQDGL).andModuleEqualTo(Constant.MODULE_CGXQYC);
        List<StuGrade> stuGradeList = stuGradeMapper.selectByExample(stuGradeExample);
        if (stuGradeList.isEmpty() || stuGradeList == null) {
            CgxqycAnswer answer = cgxqycAnswerMapper.selectByExample(new CgxqycAnswerExample()).get(0);
            String monthlyDataStu = stuAnswer.getMonthlyData();
            String monthlyData = answer.getMonthlyData();
            int monthlyDataErrorCount = compareListsUtil.compareLists(monthlyDataStu, monthlyData).getErrorCount();
            String seasonalIndexStu = stuAnswer.getSeasonalIndex();
            String seasonalIndex = answer.getSeasonalIndex();
            int seasonalIndexErrorCount = compareListsUtil.compareLists(seasonalIndexStu, seasonalIndex).getErrorCount();
            String demandForecastStu = stuAnswer.getDemandForecast();
            String demandForecast = answer.getDemandForecast();
            int demandForecastErrorCount = compareListsUtil.compareLists(demandForecastStu, demandForecast).getErrorCount();
            int errorCount = monthlyDataErrorCount + seasonalIndexErrorCount + demandForecastErrorCount;
            Boolean aBoolean = scoreService.insertScore(userId, Constant.PRO_GYQDGL, Constant.MODULE_CGXQYC, BigDecimal.valueOf(100 - errorCount), null);
            stuAnswer.setId(UUID.randomUUID().toString());
            cgxqycStuAnswerMapper.insert(stuAnswer);
            if (aBoolean) {
                return new ResultEntity<>(HttpStatus.OK, "提交成功");
            } else {
                return new ResultEntity<>(HttpStatus.BAD_REQUEST, "提交失败");
            }
        } else {
            return new ResultEntity<>(HttpStatus.BAD_REQUEST, "已提交过");
        }
    }

    @PostMapping("/restartTraining")
    @ApiOperation("采购需求预测-重新实训")
    @AnonymousAccess
    public ResultEntity restartTraining(@RequestParam String userId) {
        Boolean b = scoreService.deleteScore(userId, Constant.PRO_GYQDGL, Constant.MODULE_CGXQYC);
        if (b) {
            CgxqycStuAnswerExample example = new CgxqycStuAnswerExample();
            example.createCriteria().andUserIdEqualTo(userId);
            cgxqycStuAnswerMapper.deleteByExample(example);
            return new ResultEntity<>(HttpStatus.OK, "重新实训成功");
        } else {
            return new ResultEntity<>(HttpStatus.BAD_REQUEST, "重新实训失败");
        }
    }


    @AnonymousAccess
    @GetMapping("/exportCgxqycData")
    @ApiOperation("采购需求预测-数据下载")
    public void exportSummaryOfResults(HttpServletResponse response) {
        List<CgxqycData> list = new ArrayList<>();
        // 2022 Data
        list.add(new CgxqycData("2022", "120", "150", "280", "350", "480", "720", "850", "800", "600", "400", "250", "180"));
        // 2023 Data
        list.add(new CgxqycData("2023", "130", "160", "300", "380", "520", "780", "920", "870", "640", "430", "270", "190"));
        // 2024 Data
        list.add(new CgxqycData("2024", "140", "170", "320", "400", "550", "830", "950", "900", "680", "460", "290", "200"));

        //导出的表名
        String title = "采购需求预测数据";
        //表中第一行表头字段
        String[] headers = {"年份", "1月", "2月", "3月", "4月", "5月", "6月", "7月", "8月", "9月", "10月", "11月", "12月"};

        //具体需要写入excel需要哪些字段，这些字段取自UserReward类，也就是上面的实际数据结果集的泛型
        List<String> listColumn = Arrays.asList("year", "oneMonth", "twoMonth", "threeMonth", "fourMonth", "fiveMonth", "sixMonth", "sevenMonth", "eightMonth", "nineMonth", "tenMonth", "elevenMonth", "twelveMonth");
        try {
            FilePortUtil.exportExcel(response, title, headers, list, listColumn);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }


}