package cn.lihu.jh.framework.excel.core.convert;

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

import java.sql.Date;
import java.text.SimpleDateFormat;

/**
 * Excel Date 转换器
 * <p>
 * 支持 java.sql.Date 类型的转换
 */
public class DateConvert implements Converter<Date> {

    @Override
    public Class<?> supportJavaTypeKey() {
        return Date.class;
    }

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

    @Override
    public WriteCellData<String> convertToExcelData(Date value, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
        if (value == null) {
            return new WriteCellData<>("");
        }

        // 使用默认格式 yyyy-MM-dd HH:mm:ss
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        return new WriteCellData<>(format.format(value));
    }
}