package com.dy.pmsBase.MarkQrCode;

import com.alibaba.excel.converters.Converter;
import com.alibaba.excel.converters.WriteConverterContext;
import com.alibaba.excel.enums.BooleanEnum;
import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.enums.poi.BorderStyleEnum;
import com.alibaba.excel.enums.poi.HorizontalAlignmentEnum;
import com.alibaba.excel.enums.poi.VerticalAlignmentEnum;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.data.ImageData;
import com.alibaba.excel.metadata.data.WriteCellData;
import com.alibaba.excel.metadata.property.ExcelContentProperty;
import lombok.Data;
import com.alibaba.excel.annotation.ExcelProperty;
import com.alibaba.excel.annotation.write.style.*;

import java.util.ArrayList;
import java.util.List;

//参考：  https://easyexcel.opensource.alibaba.com/docs/current/quickstart/write
@Data
@HeadRowHeight(40) //设置标题高度
@HeadFontStyle(fontName="宋体", fontHeightInPoints = 16)
@HeadStyle(wrapped = BooleanEnum.TRUE, shrinkToFit = BooleanEnum.TRUE,
        horizontalAlignment = HorizontalAlignmentEnum.CENTER, verticalAlignment = VerticalAlignmentEnum.CENTER,
        borderLeft = BorderStyleEnum.THIN, borderRight = BorderStyleEnum.THIN, borderTop = BorderStyleEnum.THIN, borderBottom = BorderStyleEnum.THIN,
        leftBorderColor = 8, rightBorderColor = 8, topBorderColor = 8, bottomBorderColor = 8) //IndexedColors.BLACK
@ContentRowHeight(220) //设置内容高度
@ContentFontStyle(fontName="宋体", fontHeightInPoints = 14)
@ContentStyle(wrapped = BooleanEnum.TRUE, shrinkToFit = BooleanEnum.TRUE,
        horizontalAlignment = HorizontalAlignmentEnum.CENTER, verticalAlignment = VerticalAlignmentEnum.CENTER,
        borderLeft = BorderStyleEnum.THIN, borderRight = BorderStyleEnum.THIN, borderTop = BorderStyleEnum.THIN, borderBottom = BorderStyleEnum.THIN,
        leftBorderColor = 8, rightBorderColor = 8, topBorderColor = 8, bottomBorderColor = 8) //IndexedColors.BLACK
@ColumnWidth(16) //设置列宽
public class ExcelVo implements Converter<byte[]> {
    @ExcelProperty("编码")
    public String code ; //编码
    @ExcelProperty("名称")
    public String name ; //名称
    @ColumnWidth(40)   //设置列宽(可以修饰类,也可以修饰具体属性)
    @ExcelProperty(value = "二维码", converter = ExcelVo.class)
    public byte[] image ;

    public WriteCellData<?> convertToExcelData(byte[] value, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) throws Exception {
        WriteCellData cellData = new WriteCellData()  ;
        if(value != null && value.length >0){
            List<ImageData> list = new ArrayList<>();
            ImageData imd = new ImageData();
            imd.setImage(value);
            imd.setImageType(ImageData.ImageType.PICTURE_TYPE_PICT);
            imd.setLeft(10);
            imd.setTop(10);
            imd.setRight(10);
            imd.setBottom(10);
            list.add(imd) ;
            cellData.setImageDataList(list);
            cellData.setType(CellDataTypeEnum.EMPTY);
        }else{
            cellData.setStringValue("");
            cellData.setType(CellDataTypeEnum.STRING);
        }
        return cellData;
    }

    public WriteCellData<?> convertToExcelData(WriteConverterContext<byte[]> context) throws Exception {
        return this.convertToExcelData(context.getValue(), context.getContentProperty(), context.getWriteContext().currentWriteHolder().globalConfiguration());
    }

}