package com.fzzy.api.utils;


import org.apache.commons.lang.time.DateFormatUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.fzzy.data.ConfigData;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Date;

/**
 * 文件工具类
 *
 * @author chen
 * @date 2022-09-26 16:06
 */
@Service(FileUtil.BEAN_ID)
public class FileUtil {

    public static final String BEAN_ID = "base.fileUtil";

    @Autowired
    private ConfigData configData;

    public String getInoutFilePath(Date date) {
        if (null == date) {
            date = new Date();
        }

        String basePath = configData.getImgPath() + "INOUT/"
                + DateFormatUtils.format(date, "yyyyMM") + "/";

        File file = new File(basePath);
        if (!file.exists()) {
            file.mkdirs();
        }
        return basePath;
    }

    /**
     * 获取图片的二进制流
     * @param imgPath
     * @return
     */
    @SuppressWarnings("resource")
	public String imgToIo(String imgPath){
        //图片转化为二进制
        byte[] imageBytes = null;
        try {

            FileInputStream fileInputStream = new FileInputStream(new File(imgPath));
            imageBytes = new byte[fileInputStream.available()];
            fileInputStream.read(imageBytes);
        } catch (IOException e) {

            System.out.println(e);
            return null;
        }
        return UnicodeByteToStr(imageBytes);
    }

    private static String UnicodeByteToStr(byte[] b){
        StringBuilder sb = new StringBuilder();
        for(int i=0;i<b.length;i++) {
            sb.append(String.format("%02x", b[i]));
        }
        return sb.toString();
    }
}