package com.qianwen.smartman.modules.mdc.strategy;

import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.metadata.CellData;
import com.alibaba.excel.metadata.Head;
import com.alibaba.excel.util.CollectionUtils;
import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
import com.alibaba.excel.write.style.column.AbstractColumnWidthStyleStrategy;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.poi.ss.usermodel.Cell;


public class CustomCellWriteHandler extends AbstractColumnWidthStyleStrategy {
    private Map<Integer, Map<Integer, Integer>> CACHE = new HashMap<>();

    protected void setColumnWidth(WriteSheetHolder writeSheetHolder, List<CellData> cellDataList, Cell cell, Head head, Integer integer, Boolean isHead) {
        boolean needSetWidth = isHead.booleanValue() || !CollectionUtils.isEmpty(cellDataList);
        if (needSetWidth) {
            Map<Integer, Integer> maxColumnWidthMap = this.CACHE.get(writeSheetHolder.getSheetNo());
            if (maxColumnWidthMap == null) {
                maxColumnWidthMap = new HashMap<>();
                this.CACHE.put(writeSheetHolder.getSheetNo(), maxColumnWidthMap);
            }
            Integer columnWidth = dataLength(cellDataList, cell, isHead);
            if (columnWidth.intValue() >= 0) {
                if (columnWidth.intValue() > 30) {
                    columnWidth = 30;
                }
                Integer maxColumnWidth = maxColumnWidthMap.get(Integer.valueOf(cell.getColumnIndex()));
                if (maxColumnWidth == null || columnWidth.intValue() > maxColumnWidth.intValue()) {
                    maxColumnWidthMap.put(Integer.valueOf(cell.getColumnIndex()), columnWidth);
                    writeSheetHolder.getSheet().setColumnWidth(cell.getColumnIndex(), columnWidth.intValue() * 256);
                }
            }
        }
    }

    private Integer dataLength(List<CellData> cellDataList, Cell cell, Boolean isHead) {
        if (isHead.booleanValue()) {
            return Integer.valueOf(cell.getStringCellValue().getBytes().length);
        }
        CellData cellData = cellDataList.get(0);
        CellDataTypeEnum type = cellData.getType();
        if (type == null) {
            return -1;
        }
        switch (type) {
	        case STRING:
	          return Integer.valueOf((cellData.getStringValue().getBytes()).length);
	        case BOOLEAN:
	          return Integer.valueOf((cellData.getBooleanValue().toString().getBytes()).length);
	        case NUMBER:
	          return Integer.valueOf((cellData.getNumberValue().toString().getBytes()).length);
	    }
        return -1;
    }

    
}