api/src/test/java/com/xjrsoft/xjrsoftboot/FileTest.java

package com.xjrsoft.xjrsoftboot;

import cn.hutool.core.util.IdUtil;
import com.google.gson.JsonArray;
import com.xjrsoft.module.schedule.util.ScheduleUtil;
import org.junit.jupiter.api.Test;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.time.temporal.ChronoUnit;
import java.util.Arrays;
import java.util.Base64;
import java.util.List;

/**
 * @author dzx
 * @date 2023/12/4
 */
public class FileTest {

    @Test
    void param() throws Exception {
        long timestamp = System.currentTimeMillis();
        System.out.println("timestamp:" + timestamp);
        //生成签名
        String sign = ScheduleUtil.createSign(timestamp);
        System.out.println("sign:" + sign);
        String startDateStr = "2024-07-29", endDateStr = "2024-08-16";
        LocalDate startDateObj = LocalDate.parse(startDateStr);
        LocalDate endDateObj = LocalDate.parse(endDateStr);
        long between = ChronoUnit.DAYS.between(startDateObj, endDateObj);
        long times = (between / 7) + 1;
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
        for (int i = 0; i < times; i ++) {
            LocalDate statrTime = startDateObj.plusDays(i * 7L);
            String startDate = statrTime.format(formatter);
            LocalDate endTime = statrTime.plusDays(6L);
            if(endTime.isAfter(endDateObj)){
                endTime = endDateObj;
            }

            String endDate = endTime.format(formatter);
            System.out.println("i =====================================-> " + i);
            System.out.println("startDate -> " + startDate);
            System.out.println("endDate -> " + endDate);
        }
    }

    @Test
    void idTest() throws Exception {
        System.out.println(IdUtil.getSnowflakeNextId());

        String str = "[{\"label\":\"早自习课时单价：正式聘用\",\"field\":\"cost1\",\"value\":22},{\"label\":\"非正式聘用\",\"field\":\"cost2\",\"value\":33},{\"label\":\"正课课时单价：正式聘用\",\"field\":\"cost3\",\"value\":44},{\"label\":\"非正式聘用\",\"field\":\"cost4\",\"value\":43},{\"label\":\"晚自习课时单价：正式聘用\",\"field\":\"cost5\",\"value\":55},{\"label\":\"非正式聘用\",\"field\":\"cost6\",\"value\":134},{\"label\":\"超出课时单价：正式聘用\",\"field\":\"cost7\",\"value\":66},{\"label\":\"非正式聘用\",\"field\":\"cost8\",\"value\":13},{\"label\":\"超出课时标准（每周）：正式聘用\",\"field\":\"cost9\",\"value\":77},{\"label\":\"非正式聘用\",\"field\":\"cost10\",\"value\":12},{\"label\":\"顶课课时单价：正式聘用\",\"field\":\"cost11\",\"value\":88},{\"label\":\"非正式聘用\",\"field\":\"cost12\",\"value\":99}]";
    }

    @Test
    void idTest2() throws Exception {
        String timeNumbers = "5,6,7";
        Arrays.asList(timeNumbers.split(","));
    }

    @Test
    void idTest3() throws Exception {
        String filePath = "C:\\Users\\14263\\Desktop\\七日杀mod\\虹彩+隐匿的曙光\\item_modifiers.txt";

        try (BufferedReader reader = new BufferedReader(new FileReader(filePath))) {
            // 读取文件内容
            StringBuilder base64ContentBuilder = new StringBuilder();
            String currentLine;

            while ((currentLine = reader.readLine()) != null) {
                base64ContentBuilder.append(currentLine);
            }

            // 获取完整的 Base64 编码字符串
            String base64EncodedString = base64ContentBuilder.toString();

            // 解码 Base64 字符串
            byte[] decodedBytes = Base64.getDecoder().decode(base64EncodedString);

            // 将解码后的字节数组转换为字符串（如果原内容是文本）
            String decodedString = new String(decodedBytes, StandardCharsets.UTF_8);

            // 输出解码后的内容
            System.out.println("Decoded content:");
            System.out.println(decodedString);

            // 如果解码后的数据是二进制文件（如图片、PDF等），可以将其保存为文件
            // saveDecodedDataAsFile(decodedBytes, "output_file_path");

        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}