package com.eden.room.utils.excel;

import com.alibaba.excel.converters.Converter;
import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.data.ReadCellData;
import com.alibaba.excel.metadata.data.WriteCellData;
import com.alibaba.excel.metadata.property.ExcelContentProperty;

import java.math.BigDecimal;

// 自定义转换器
public class BigDecimalConverter implements Converter<BigDecimal> {

    @Override
    public Class supportJavaTypeKey() {
        return BigDecimal.class;
    }

    @Override
    public CellDataTypeEnum supportExcelTypeKey() {
        return CellDataTypeEnum.STRING;
    }

    @Override
    public BigDecimal convertToJavaData(ReadCellData cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
        String stringValue = cellData.getStringValue();
        if (stringValue == null || stringValue.trim().isEmpty()) {
            return BigDecimal.ZERO;
        }
        try {
            return new BigDecimal(stringValue.trim());
        } catch (NumberFormatException e) {
            return BigDecimal.ZERO;
        }
    }

    @Override
    public WriteCellData convertToExcelData(BigDecimal value, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
        return new WriteCellData(value.toString());
    }
}