package com.ycl.platform.service.impl;

import com.alibaba.excel.EasyExcel;
import com.alibaba.excel.read.listener.PageReadListener;
import com.alibaba.excel.write.style.column.LongestMatchColumnWidthStyleStrategy;
import com.alibaba.fastjson2.JSON;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ycl.handler.CommentWriteHandler;
import com.ycl.handler.CustomCellWriteHandler;
import com.ycl.handler.CustomSheetWriteHandler;
import com.ycl.platform.domain.entity.CalculateMoneyRule;
import com.ycl.platform.domain.entity.CalculateRule;
import com.ycl.platform.domain.entity.TContract;
import com.ycl.platform.domain.query.ContractQuery;
import com.ycl.platform.domain.vo.ContractVO;
import com.ycl.platform.mapper.TContractMapper;
import com.ycl.platform.service.ICalculateRuleService;
import com.ycl.platform.service.ITContractService;
import com.ycl.system.AjaxResult;
import com.ycl.system.Result;
import com.ycl.system.page.PageUtil;
import com.ycl.utils.DateUtils;
import com.ycl.utils.StringUtils;
import enumeration.ContractStatus;
import enumeration.general.RuleDeductCategoryEnum;
import jakarta.servlet.http.HttpServletResponse;
import lombok.AllArgsConstructor;
import lombok.SneakyThrows;
import org.apache.commons.lang3.ObjectUtils;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.transaction.interceptor.TransactionAspectSupport;
import org.springframework.web.multipart.MultipartFile;

import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 【请填写功能名称】Service业务层处理
 *
 * @author ruoyi
 * @date 2024-03-12
 */
@Service
@AllArgsConstructor
public class TContractServiceImpl extends ServiceImpl<TContractMapper, TContract> implements ITContractService {

    private final ICalculateRuleService calculateRuleService;
    private final CalculateMoneyRuleServiceImpl calculateMoneyRuleService;

    @Override
    public void importTemplate(HttpServletResponse response) {
        try {
            response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
            response.setCharacterEncoding("utf-8");
            String fileName = URLEncoder.encode("导入合同模板", StandardCharsets.UTF_8).replace("\\+", "%20");
            response.setHeader("Content-disposition", "attachment;filename*=utf-8''" + fileName + ".xlsx");
            EasyExcel.write(response.getOutputStream(), CalculateRule.class)
                    // 自适应列宽
                    .registerWriteHandler(new LongestMatchColumnWidthStyleStrategy())
                    // 下拉框
                    .registerWriteHandler(new CustomSheetWriteHandler(Arrays.asList("扣指定分数", "分数乘以数量", "除以数量后乘以分数")))
                    .registerWriteHandler(new CustomCellWriteHandler())
                    // 标注
                    .registerWriteHandler(new CommentWriteHandler())
                    .sheet("合同导入模板")
                    .doWrite(getExcelData());
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    private List<CalculateRule> getExcelData() {
        ArrayList<CalculateRule> list = new ArrayList<>();
        CalculateRule calculateRule1 = new CalculateRule();
        calculateRule1.setId(1);
        calculateRule1.setRuleName("视频平均在线率");
        calculateRule1.setRuleCondition("≥98%");
        calculateRule1.setMax(98D);
        calculateRule1.setDeductCategory(RuleDeductCategoryEnum.DEDUCT_POINTS);
        calculateRule1.setCalcFraction(0.00);
        list.add(calculateRule1);
        CalculateRule calculateRule2 = new CalculateRule();
        calculateRule2.setRuleName("视频平均在线率");
        calculateRule2.setRuleCondition("95%≤视频平均在线率＜98%");
        calculateRule2.setMax(97D);
        calculateRule2.setMin(95D);
        calculateRule2.setDeductCategory(RuleDeductCategoryEnum.DEDUCT_POINTS);
        calculateRule2.setCalcFraction(5.00);
        list.add(calculateRule2);
        CalculateRule calculateRule3 = new CalculateRule();
        calculateRule3.setRuleName("视频平均在线率");
        calculateRule3.setRuleCondition("90%≤视频平均在线率＜95%");
        calculateRule3.setMax(94D);
        calculateRule3.setMin(90D);
        calculateRule3.setDeductCategory(RuleDeductCategoryEnum.DEDUCT_POINTS);
        calculateRule3.setCalcFraction(10.00);
        list.add(calculateRule3);
        CalculateRule calculateRule33 = new CalculateRule();
        calculateRule33.setRuleName("视频平均在线率");
        calculateRule33.setRuleCondition("＜90%");
        calculateRule33.setMin(89D);
        calculateRule33.setDeductCategory(RuleDeductCategoryEnum.DEDUCT_POINTS);
        calculateRule33.setCalcFraction(10.00);
        list.add(calculateRule33);
        CalculateRule calculateRule4 = new CalculateRule();
        calculateRule4.setId(2);
        calculateRule4.setRuleName("前端感知源治理工作");
        calculateRule4.setRuleCondition("时钟同步（超过±3秒为不合格）");
        calculateRule4.setDeductCategory(RuleDeductCategoryEnum.MULTIPLY_POINTS_BY_QUANTITY);
        calculateRule4.setCalcFraction(0.1);
        list.add(calculateRule4);
        CalculateRule calculateRule7 = new CalculateRule();
        calculateRule7.setRuleName("前端感知源治理工作");
        calculateRule7.setRuleCondition("OSD标识");
        calculateRule7.setDeductCategory(RuleDeductCategoryEnum.MULTIPLY_POINTS_BY_QUANTITY);
        calculateRule7.setCalcFraction(0.1);
        list.add(calculateRule7);
        CalculateRule calculateRule6 = new CalculateRule();
        calculateRule6.setRuleName("前端感知源治理工作");
        calculateRule6.setRuleCondition("一机一档");
        calculateRule6.setDeductCategory(RuleDeductCategoryEnum.MULTIPLY_POINTS_BY_QUANTITY);
        calculateRule6.setCalcFraction(0.1);
        list.add(calculateRule6);
        CalculateRule calculateRule5 = new CalculateRule();
        calculateRule5.setId(3);
        calculateRule5.setRuleName("后台系统的保障");
        calculateRule5.setRuleCondition("单次故障时长若超出72小时不足144小时的，每超出12小时（不足12小时按12小时计）");
        calculateRule5.setMax(144D);
        calculateRule5.setMin(72D);
        calculateRule5.setDeductCategory(RuleDeductCategoryEnum.MULTIPLY_POINTS_AFTER_DIVIDING_QUANTITY);
        calculateRule5.setCalcFraction(2.00);
        calculateRule5.setCalcUnit(12);
        list.add(calculateRule5);
        return list;
    }

    @Override
    @Transactional
    @SneakyThrows
    public AjaxResult importData(MultipartFile file, TContract tContract) {
        // 保存合同
        tContract.setCreateTime(DateUtils.getNowDate());
        save(tContract);

        // 获取合同Excel规则
        List<CalculateRule> list = new ArrayList<>();
        EasyExcel.read(file.getInputStream(), CalculateRule.class, new PageReadListener<CalculateRule>(list::addAll)).sheet().doRead();

        // 遍历父子关系
        List<CalculateRule> calculateRulesToSave = new ArrayList<>();
        for (CalculateRule calculateRule : list) {
            // 判断数据完整性
            if (ObjectUtils.isEmpty(calculateRule.getDeductCategory())) {
                TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
                return AjaxResult.warn("请选择" + calculateRule.getRuleName() + calculateRule.getRuleCondition() + "扣分方式");
            }
            if (RuleDeductCategoryEnum.MULTIPLY_POINTS_AFTER_DIVIDING_QUANTITY.equals(calculateRule.getDeductCategory()) && ObjectUtils.isEmpty(calculateRule.getCalcUnit())) {
                TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
                return AjaxResult.warn("请填写" + calculateRule.getRuleName() + calculateRule.getRuleCondition() + "除以数量");
            }
            if(ObjectUtils.isEmpty(calculateRule.getCalcFraction())) {
                TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
                return AjaxResult.warn("请填写" + calculateRule.getRuleName() + calculateRule.getRuleCondition() + "扣分数值");
            }
            // 保存规则
            if (StringUtils.isNotBlank(calculateRule.getRuleName())) {
                calculateRule.setContractId(tContract.getId().intValue());
                calculateRule.setCreateTime(DateUtils.getNowDate());
                calculateRule.setUpdateTime(DateUtils.getNowDate());
                calculateRulesToSave.add(calculateRule);
            }
        }
        // 批量保存规则
        calculateRuleService.saveBatch(calculateRulesToSave);
        //批量保存考核结果应用规则
        calculateMoneyRuleService.saveBatch(JSON.parseArray(tContract.getRuleList(), CalculateMoneyRule.class).stream().peek(
                calculateMoneyRule -> calculateMoneyRule.setContractId(tContract.getId().intValue())
        ).collect(Collectors.toList()));
        return AjaxResult.success("操作成功");
    }

    @Override
    public Result selectAll(ContractQuery query) {
        IPage<ContractVO> page = PageUtil.getPage(query, ContractVO.class);
        baseMapper.getPage(page, query);
        page.getRecords().stream().forEach(contract -> {
            Date now = new Date();
            if (now.before(contract.getStartTime())) {
                contract.setStatus(ContractStatus.NOT_START);
            } else if (now.after(contract.getEndTime())) {
                contract.setStatus(ContractStatus.FINISHED);
            } else {
                contract.setStatus(ContractStatus.ACTIVE);
            }
        });
        return Result.ok().data(page.getRecords()).total(page.getTotal());
    }

    @Override
    public List<CalculateMoneyRule> selectMoneyRules(Integer contractId) {
        return calculateMoneyRuleService.selectMoneyRules(contractId);
    }

    @Override
    public List<TContract> selectUsingContract() {
        return new LambdaQueryChainWrapper<>(baseMapper)
                .le(TContract::getStartTime, DateUtils.getDate())
                .ge(TContract::getEndTime, DateUtils.getDate())
                .list();
    }

    @Override
    public Result timeRange(Integer unitId) {
        List<TContract> unitContractList = new LambdaQueryChainWrapper<>(baseMapper)
                .select(TContract::getId, TContract::getName, TContract::getStartTime, TContract::getEndTime)
                .eq(TContract::getUnitId, unitId)
                .ge(TContract::getEndTime, new Date())
                .list();
        return Result.ok().data(unitContractList);
    }
}