package com.ruoyi.production.service.impl;


import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.deepoove.poi.XWPFTemplate;
import com.deepoove.poi.data.PictureRenderData;
import com.deepoove.poi.data.Pictures;
import com.ruoyi.common.utils.MatrixToImageWriter;
import com.ruoyi.production.dto.ProductWorkOrderDto;
import com.ruoyi.production.mapper.*;
import com.ruoyi.production.pojo.*;
import com.ruoyi.production.service.ProductWorkOrderService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.servlet.http.HttpServletResponse;
import java.io.InputStream;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.net.URLEncoder;
import java.util.*;
import java.util.stream.Collectors;

@Service
@Transactional(rollbackFor = Exception.class)
public class ProductWorkOrderServiceImpl extends ServiceImpl<ProductWorkOrderMapper, ProductWorkOrder> implements ProductWorkOrderService {

    @Autowired
    private ProductWorkOrderMapper productWorkOrdermapper;
    @Autowired
    private ProductWorkOrderFileMapper productWorkOrderFileMapper;
    @Autowired
    private ProductProcessRouteItemMapper productProcessRouteItemMapper;
    @Autowired
    private ProductionProductMainMapper productionProductMainMapper;
    @Autowired
    private ProductionProductOutputMapper productionProductOutputMapper;

    @Value("${file.temp-dir}")
    private String tempDir;

    @Override
    public IPage<ProductWorkOrderDto> listPage(Page<ProductWorkOrderDto> page, ProductWorkOrderDto productWorkOrder) {
        IPage<ProductWorkOrderDto> productWorkOrderDtoIPage = productWorkOrdermapper.pageProductWorkOrder(page, productWorkOrder);
        productWorkOrderDtoIPage.getRecords().forEach(record -> {
            //检查上一个工序是否已报工
            Integer currentDragSort = record.getDragSort();
            if (currentDragSort == null || currentDragSort == 1) {
                record.setIsCanReport(true);
            } else {
                //查找上一个工序
                ProductProcessRouteItem previousItem = productProcessRouteItemMapper.selectOne(
                        Wrappers.<ProductProcessRouteItem>lambdaQuery()
                                .eq(ProductProcessRouteItem::getProductRouteId, record.getProductRouteId())
                                .eq(ProductProcessRouteItem::getDragSort, currentDragSort - 1)
                );

                if (previousItem != null) {
                    //检查上一个工序是否有报工记录
                    Long count = productionProductMainMapper.selectCount(
                            Wrappers.<ProductionProductMain>lambdaQuery()
                                    .eq(ProductionProductMain::getProductProcessRouteItemId, previousItem.getId())
                    );
                    record.setIsCanReport(count > 0);
                } else {
                    record.setIsCanReport(true);
                }
            }
        });
        return productWorkOrderDtoIPage;
    }

    @Override
    public int updateProductWorkOrder(ProductWorkOrderDto productWorkOrderDto) {
        return productWorkOrdermapper.updateById(productWorkOrderDto);
    }

    @Override
    public void down(HttpServletResponse response, ProductWorkOrder productWorkOrder) {
        ProductWorkOrderDto productWorkOrderDto = productWorkOrdermapper.getProductWorkOrderFlowCard(productWorkOrder.getId());
        String codePath;
        try {
            codePath = new MatrixToImageWriter().code(productWorkOrderDto.getId().toString(), tempDir);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
        /*获取附件图片类型*/
        List<Map<String, Object>> images = new ArrayList<>();
        List<ProductWorkOrderFile> productWorkOrderFiles = productWorkOrderFileMapper.selectList(Wrappers.<ProductWorkOrderFile>lambdaQuery().eq(ProductWorkOrderFile::getWorkOrderId, productWorkOrder.getId()));
        if (CollectionUtils.isNotEmpty(productWorkOrderFiles)) {
            productWorkOrderFiles.forEach(productWorkOrderFile -> {
                Map<String, Object> image = new HashMap<>();
                PictureRenderData pictureRenderData = Pictures.ofLocal( productWorkOrderFile.getUrl()).sizeInCm(17, 20).create();
                image.put("url", pictureRenderData);
                images.add(image);
            });
        }
        InputStream inputStream = this.getClass().getResourceAsStream("/static/work-order-template.docx");
        XWPFTemplate template = XWPFTemplate.compile(inputStream).render(
                new HashMap<String, Object>() {{
                    put("process", productWorkOrderDto.getProcessName());
                    put("workOrderNo", productWorkOrderDto.getWorkOrderNo());
                    put("productOrderNpsNo", productWorkOrderDto.getProductOrderNpsNo());
                    put("productName", productWorkOrderDto.getProductName());
                    put("planQuantity", productWorkOrderDto.getPlanQuantity());
                    put("model", productWorkOrderDto.getModel());
                    put("completeQuantity", productWorkOrderDto.getCompleteQuantity());
                    put("scrapQty", productWorkOrderDto.getScrapQty());
                    put("planStartTime", productWorkOrderDto.getPlanStartTime());
                    put("planEndTime", productWorkOrderDto.getPlanEndTime());
                    put("actualStartTime", productWorkOrderDto.getActualStartTime());
                    put("actualEndTime", productWorkOrderDto.getActualEndTime());
                    put("twoCode", Pictures.ofLocal(codePath).create());
                    put("images", images.isEmpty()?null:images);
                }});

        try {
            response.setContentType("application/msword");
            String fileName = URLEncoder.encode(
                    "流转卡", "UTF-8");
            response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
            response.setHeader("Content-disposition",
                    "attachment;filename=" + fileName + ".docx");
            OutputStream os = response.getOutputStream();
            template.write(os);
            os.flush();
            os.close();
            inputStream.close();
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException("导出失败");
        }
    }

    @Override
    public List<ProductWorkOrderDto> getByProductOrderId(Long productOrderId) {
        List<ProductWorkOrderDto> productWorkOrderDtos = productWorkOrdermapper.getByProductOrderId(productOrderId);
        if (CollectionUtils.isNotEmpty(productWorkOrderDtos)) {
            productWorkOrderDtos.forEach(productWorkOrderDto -> {
                // 查询关联产出表数据
                List<ProductionProductMain> productionProductMains = productionProductMainMapper.selectList(Wrappers.<ProductionProductMain>lambdaQuery().eq(ProductionProductMain::getWorkOrderId, productWorkOrderDto.getId()));
                BigDecimal scrapQty = BigDecimal.ZERO;
                if (CollectionUtils.isNotEmpty(productionProductMains)) {
                    // 计算报废数量
                    List<Long> mainIds = productionProductMains.stream().map(ProductionProductMain::getId).collect(Collectors.toList());
                    List<ProductionProductOutput> productionProductOutputs = productionProductOutputMapper.selectList(Wrappers.<ProductionProductOutput>lambdaQuery().in(ProductionProductOutput::getProductMainId, mainIds));
                    scrapQty = productionProductOutputs.stream().map(ProductionProductOutput::getScrapQty).reduce(BigDecimal.ZERO, BigDecimal::add);
                }
                if (productWorkOrderDto.getCompleteQuantity().compareTo(BigDecimal.ZERO) > 0) {
                    productWorkOrderDto.setScrapRate(scrapQty.divide(productWorkOrderDto.getCompleteQuantity(), 2, RoundingMode.HALF_UP));
                } else {
                    productWorkOrderDto.setScrapRate(scrapQty.multiply(BigDecimal.valueOf(100)));
                }
                productWorkOrderDto.setCompleteQty(productWorkOrderDto.getCompleteQuantity().subtract(scrapQty));
            });
        }
        return productWorkOrderDtos;
    }
}