bug fix for scala port

.dockerignore

@@ -4,8 +4,6 @@
 .vscode/
 .gradle/
 .settings/
-/src/test/java/test/*
-/src/test/resources/test/*
 
 #build
 /build/

.gitignore

@@ -4,12 +4,11 @@
 .vscode/
 .gradle/
 .settings/
-/src/test/java/test/*
-/src/test/resources/test/*
 
 #build
 /build/
 /bin/
+/out/
 .metals/
 .bloop/
 .project

build.gradle

@@ -3,6 +3,7 @@ plugins {
 	id 'java-library'
 	id 'application'
 	id 'maven-publish'
+	id "io.github.ysohda.scalatest" version "0.32.1"
 	id 'com.github.johnrengelman.shadow' version '8.1.1'
 	id 'com.github.gmazzo.buildconfig' version '4.1.2'
 	id 'org.ajoberstar.grgit' version '5.2.0'
@@ -84,8 +85,10 @@ dependencies {
 	implementation "com.squareup.okhttp3:okhttp:${lib_okhttp_v}"
 	implementation "com.google.code.gson:gson:${lib_gson_v}"
 	
-	testImplementation platform("org.junit:junit-bom:${lib_junit_v}")
-	testImplementation "org.junit.jupiter:junit-jupiter"
+	testImplementation "org.scalatest:scalatest_$proj_scala_api:${lib_scalatest_v}"
+	testImplementation "org.scalatest:scalatest-freespec_$proj_scala_api:${lib_scalatest_v}"
+	testRuntimeOnly "org.scala-lang.modules:scala-xml_$proj_scala_api:${lib_scalamodule_xml_v}"
+	testRuntimeOnly 'com.vladsch.flexmark:flexmark-all:0.64.6' // for generating HTML report // required by gradle-scalatest plugin
 	
 }
 
@@ -108,14 +111,18 @@ tasks.withType(ScalaCompile).configureEach {
 	
 	scalaCompileOptions.additionalParameters.add "-language:postfixOps"
 //	scalaCompileOptions.additionalParameters.add("-Yexplicit-nulls")
-
+//	scalaCompileOptions.additionalParameters.add "-language:experimental.saferExceptions"
+	
 }
 
+tasks.withType(Javadoc).configureEach {
+	options.encoding = proj_file_encoding.name()
+}
+
+//tasks.withType(ScalaDoc).configureEach {
+//}
+
 test {
-	useJUnitPlatform()
-	testLogging {
-		events "passed", "skipped", "failed"
-	}
 }
 
 application {
@@ -152,7 +159,7 @@ shadowJar {
 	
 }
 
-@SuppressWarnings("all")
+@SuppressWarnings('GrMethodMayBeStatic')
 boolean isCleanBuild () {
 	if (grgit == null) return false
 	Set<String> changes = grgit.status().unstaged.allChanges + grgit.status().staged.allChanges

gradle.properties

@@ -5,16 +5,17 @@ MORNY_ARCHIVE_NAME = morny-coeur
 MORNY_CODE_STORE = https://github.com/Eyre-S/Coeur-Morny-Cono
 MORNY_COMMIT_PATH = https://github.com/Eyre-S/Coeur-Morny-Cono/commit/%s
 
-VERSION = 1.0.0-RC4
+VERSION = 1.0.0-RC5
 
 USE_DELTA = true
-VERSION_DELTA = scalaport3
+VERSION_DELTA = scalaport4
 
 CODENAME = beiping
 
 # dependencies
 
 lib_spotbugs_v = 4.7.3
+lib_scalamodule_xml_v = 2.2.0
 
 lib_messiva_v = 0.1.1
 lib_resourcetools_v = 0.2.2
@@ -24,4 +25,4 @@ lib_javatelegramapi_v = 6.2.0
 lib_okhttp_v = 4.11.0
 lib_gson_v = 2.10.1
 
-lib_junit_v = 5.10.0
+lib_scalatest_v = 3.2.17

src/main/java/cc/sukazyo/cono/morny/util/BiliTool.java

@@ -1,98 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import javax.annotation.Nonnegative;
-import javax.annotation.Nonnull;
-import java.util.HashMap;
-import java.util.Map;
-
-public class BiliTool {
-	
-	private static final long V_CONV_XOR = 177451812L;
-	private static final long V_CONV_ADD = 8728348608L;
-	private static final char[] BV_TABLE = "fZodR9XQDSUm21yCkr6zBqiveYah8bt4xsWpHnJE7jL5VG3guMTKNPAwcF".toCharArray();
-	private static final int TABLE_INT = BV_TABLE.length;
-	private static final Map<Character, Integer> BV_TABLE_REVERSED = new HashMap<>();
-	static { for (int i = 0; i < BV_TABLE.length; i++) BV_TABLE_REVERSED.put(BV_TABLE[i], i); }
-	private static final char[] BV_TEMPLATE = "1  4 1 7  ".toCharArray();
-	private static final int[] BV_TEMPLATE_FILTER = new int[]{9, 8, 1, 6, 2, 4};
-	
-	public static class IllegalFormatException extends RuntimeException {
-		
-		private IllegalFormatException (String bv, String reason) {
-			super("`%s` is not a valid 10 digits base58 BV id: %s".formatted(bv, reason));
-		}
-		
-		private IllegalFormatException (String bv, int length) {
-			this(bv, "length is %d.".formatted(length));
-		}
-		
-		private IllegalFormatException (String bv, char c, int location) {
-			this(bv, "char `%s` is not in base58 char table (in position %d)".formatted(c, location));
-		}
-		
-	}
-	
-	/**
-	 * Convert a <a href="https://www.bilibili.com/">Bilibili</a> AV video id format to BV id format.
-	 * <p>
-	 * the AV id is a number; the BV id is a special base58 number, it shows as String in programming.<br>
-	 * eg:<br>
-	 * while the link <i>{@code https://www.bilibili.com/video/BV17x411w7KC/}</i>
-	 * shows the same with <i>{@code https://www.bilibili.com/video/av170001/}</i>,
-	 * the AV id is <u>{@code 170001}</u>, the BV id is <u>{@code 17x411w7KC}</u>
-	 * <p>
-	 * for now , the BV id has 10 digits.
-	 * the method <b>available while the <u>av-id < 2^27</u></b>, while it theoretically available when the av-id < 2^30.
-	 * <p>
-	 * this method allows input only 10 digits base58 BV id, if the input is not formatted by this method, it will throw
-	 * an Exception.
-	 *
-	 * @see <a href="https://www.zhihu.com/question/381784377/answer/1099438784">mcfx的回复: 如何看待 2020 年 3 月 23 日哔哩哔哩将稿件的「av 号」变更为「BV 号」？</a>
-	 *
-	 * @param bv the BV id, a string in (a special) base58 number format, <b>without "BV" prefix</b>.
-	 * @return the AV id corresponding to this bv id in <a href="https://www.bilibili.com/">Bilibili</a>, formatted as a number.
-	 * @throws IllegalFormatException if the input BV id is not the 10 digits base58 String.
-	 */
-	@Nonnegative
-	public static long toAv (@Nonnull String bv) throws IllegalFormatException {
-		long av = 0;
-		if (bv.length() != 10)
-			throw new IllegalFormatException(bv, bv.length());
-		for (int i = 0; i < BV_TEMPLATE_FILTER.length; i++) {
-			final Integer tableToken = BV_TABLE_REVERSED.get(bv.charAt(BV_TEMPLATE_FILTER[i]));
-			if (tableToken == null)
-				throw new IllegalFormatException(bv, bv.charAt(BV_TEMPLATE_FILTER[i]), BV_TEMPLATE_FILTER[i]);
-			av += tableToken * Math.pow(TABLE_INT,i);
-		}
-		return (av-V_CONV_ADD)^V_CONV_XOR;
-	}
-	
-	/**
-	 * Convert a <a href="https://www.bilibili.com/">Bilibili</a> BV video id format to AV id format.
-	 * <p>
-	 * the AV id is a number; the BV id is a special base58 number, it shows as String in programming.<br>
-	 * eg:<br>
-	 * while the link <i>{@code https://www.bilibili.com/video/BV17x411w7KC/}</i>
-	 * shows the same with <i>{@code https://www.bilibili.com/video/av170001/}</i>,
-	 * the AV id is <u>{@code 170001}</u>, the BV id is <u>{@code 17x411w7KC}</u>
-	 * <p>
-	 * for now , the BV id has 10 digits.
-	 * the method <b>available while the <u>av-id < 2^27</u></b>, while it theoretically available when the av-id < 2^30.
-	 *
-	 * @see <a href="https://www.zhihu.com/question/381784377/answer/1099438784">mcfx的回复: 如何看待 2020 年 3 月 23 日哔哩哔哩将稿件的「av 号」变更为「BV 号」？</a>
-	 *
-	 * @param av the (base10) AV id.
-	 * @return the AV id corresponding to this bv id in <a href="https://www.bilibili.com/">Bilibili</a>,
-	 *         as a (special) base 58 number format <b>without "BV" prefix</b>.
-	 */
-	@Nonnull
-	public static String toBv (@Nonnegative long av) {
-		av = (av^V_CONV_XOR)+V_CONV_ADD;
-		final char[] bv = BV_TEMPLATE.clone();
-		for (int i = 0; i < BV_TEMPLATE_FILTER.length; i++) {
-			bv[BV_TEMPLATE_FILTER[i]] = BV_TABLE[(int)(Math.floor(av/(Math.pow(TABLE_INT, i)))%TABLE_INT)];
-		}
-		return String.copyValueOf(bv);
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/CommonConvert.java

@@ -1,61 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import javax.annotation.Nonnegative;
-import javax.annotation.Nonnull;
-
-/**
- * 进行简单类型转换等工作的类.
- */
-public class CommonConvert {
-	
-	/**
-	 * 将字节数组转换成 hex 字符串.
-	 * @param b 字节数组
-	 * @return String 格式的字节数组的 hex 值（每个字节当中没有分隔符）
-	 * @see #byteToHex(byte)
-	 */
-	@Nonnull
-	public static String byteArrayToHex(@Nonnull byte[] b){
-		StringBuilder sb = new StringBuilder();
-		for (byte value : b) {
-			sb.append(byteToHex(value));
-		}
-		return sb.toString();
-	}
-	
-	/**
-	 * 将一个字节转换成十六进制 hex 字符串.
-	 * @param b 字节值
-	 * @return String 格式的字节的 hex 值（小写）
-	 */
-	@Nonnull
-	public static String byteToHex(byte b) {
-		final String hex = Integer.toHexString(b & 0xff);
-		return hex.length()<2?"0"+hex:hex;
-	}
-	
-	/**
-	 * 将一个字符串数组按照一定规则连接.
-	 * <p>
-	 * 连接的方式类似于"数据1+分隔符+数据2+分隔符+...+数据n-1+分隔符+数据n"
-	 *
-	 * @param array 需要进行连接的字符串数组，数组中每一个元素会是一个数据
-	 * @param connector 在每两个传入数据中插入的分隔符
-	 * @param startIndex 从传入的数据组中的哪一个位置开始（第一个元素的位置是 {@code 0}）
-	 * @param stopIndex 从传入的数据组中的哪一个位置停止（元素位置计算方式同上）
-	 * @return 连接好的字符串
-	 */
-	@Nonnull
-	public static String stringsConnecting (
-			@Nonnull String[] array, @Nonnull String connector, @Nonnegative int startIndex, @Nonnegative int stopIndex
-	) {
-		final StringBuilder builder = new StringBuilder();
-		for (int i = startIndex; i < stopIndex; i++) {
-			builder.append(array[i]);
-			builder.append(connector);
-		}
-		builder.append(array[stopIndex]);
-		return builder.toString();
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/CommonEncrypt.java

@@ -1,144 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import javax.annotation.Nonnull;
-import java.nio.charset.Charset;
-import java.nio.charset.StandardCharsets;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.util.Base64;
-
-/**
- * 用于数据加密或编解码的工具类.
- * <p>
- * 出于 java std 中 Base64 的 {@link Base64.Encoder encode}/{@link Base64.Decoder decode} 十分好用，在此不再进行包装。
- */
-public class CommonEncrypt {
-	
-	/**
-	 * 在使用加密算法处理字符串时默认会使用的字符串编码.
-	 * <p>
-	 * Morny 使用 UTF-8 编码因为这是一般而言加解密工具的默认行为
-	 */
-	public static final Charset ENCRYPT_STANDARD_CHARSET = StandardCharsets.UTF_8;
-	
-	@Nonnull
-	private static byte[] hashAsJavaMessageDigest(String algorithm, @Nonnull byte[] data) {
-		try {
-			return MessageDigest.getInstance(algorithm).digest(data);
-		} catch (NoSuchAlgorithmException e) {
-			throw new IllegalStateException(e);
-		}
-	}
-	
-	/**
-	 * 取得数据的 md5 散列值.
-	 *
-	 * @param data byte 数组形式的数据体
-	 * @return 二进制(byte数组)格式的数据的 md5 散列值
-	 */
-	@Nonnull
-	public static byte[] hashMd5 (@Nonnull byte[] data) {
-		return hashAsJavaMessageDigest("md5", data);
-	}
-	
-	/**
-	 * 取得一个字符串的 md5 散列值.
-	 * <p>
-	 * 输入的字符串将会以 {@link #ENCRYPT_STANDARD_CHARSET 默认的 UTF-8} 编码进行解析
-	 *
-	 * @param originString 要进行散列的字符串
-	 * @return 二进制(byte数组)格式的 md5 散列值
-	 */
-	@Nonnull
-	public static byte[] hashMd5 (String originString) {
-		return hashMd5(originString.getBytes(ENCRYPT_STANDARD_CHARSET));
-	}
-	
-	/**
-	 * 取得数据的 sha1 散列值.
-	 *
-	 * @param data byte 数组形式的数据体
-	 * @return 二进制(byte数组)格式的数据的 sha1 散列值
-	 */
-	@Nonnull
-	public static byte[] hashSha1 (@Nonnull byte[] data) {
-		return hashAsJavaMessageDigest("sha1", data);
-	}
-	
-	/**
-	 * 取得一个字符串的 sha1 散列值.
-	 * <p>
-	 * 输入的字符串将会以 {@link #ENCRYPT_STANDARD_CHARSET 默认的 UTF-8} 编码进行解析
-	 *
-	 * @param originString 要进行散列的字符串
-	 * @return 二进制(byte数组)格式的 sha1 散列值
-	 */
-	@Nonnull
-	public static byte[] hashSha1 (String originString) {
-		return hashMd5(originString.getBytes(ENCRYPT_STANDARD_CHARSET));
-	}
-	
-	/**
-	 * 取得数据的 sha256 散列值.
-	 *
-	 * @param data byte 数组形式的数据体
-	 * @return 二进制(byte数组)格式的数据的 sha256 散列值
-	 */
-	@Nonnull
-	public static byte[] hashSha256 (@Nonnull byte[] data) {
-		return hashAsJavaMessageDigest("sha256", data);
-	}
-	
-	/**
-	 * 取得一个字符串的 sha256 散列值.
-	 * <p>
-	 * 输入的字符串将会以 {@link #ENCRYPT_STANDARD_CHARSET 默认的 UTF-8} 编码进行解析
-	 *
-	 * @param originString 要进行散列的字符串
-	 * @return 二进制(byte数组)格式的 sha256 散列值
-	 */
-	@Nonnull
-	public static byte[] hashSha256 (String originString) {
-		return hashMd5(originString.getBytes(ENCRYPT_STANDARD_CHARSET));
-	}
-	
-	/**
-	 * 取得数据的 sha512 散列值.
-	 *
-	 * @param data byte 数组形式的数据体
-	 * @return 二进制(byte数组)格式的数据的 sha512 散列值
-	 */
-	@Nonnull
-	public static byte[] hashSha512 (@Nonnull byte[] data) {
-		return hashAsJavaMessageDigest("md5", data);
-	}
-	
-	/**
-	 * 取得一个字符串的 sha512 散列值.
-	 * <p>
-	 * 输入的字符串将会以 {@link #ENCRYPT_STANDARD_CHARSET 默认的 UTF-8} 编码进行解析
-	 *
-	 * @param originString 要进行散列的字符串
-	 * @return 二进制(byte数组)格式的 sha512 散列值
-	 */
-	@Nonnull
-	public static byte[] hashSha512 (String originString) {
-		return hashMd5(originString.getBytes(ENCRYPT_STANDARD_CHARSET));
-	}
-	
-	@Nonnull
-	public static String base64FilenameLint (String inputName) {
-		if (inputName.endsWith(".b64")) {
-			return inputName.substring(0, inputName.length()-".b64".length());
-		} else if (inputName.endsWith(".b64.txt")) {
-			return inputName.substring(0, inputName.length()-".b64.txt".length());
-		} else if (inputName.endsWith(".base64")) {
-			return inputName.substring(0, inputName.length()-".base64".length());
-		} else if (inputName.endsWith(".base64.txt")) {
-			return inputName.substring(0, inputName.length()-".base64.txt".length());
-		} else {
-			return inputName;
-		}
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/CommonFormat.java

@@ -1,30 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import java.time.Instant;
-import java.time.LocalDateTime;
-import java.time.ZoneId;
-import java.time.ZoneOffset;
-import java.time.format.DateTimeFormatter;
-
-public class CommonFormat {
-	
-	public static final String DATE_TIME_PATTERN_FULL_MILLIS = "yyyy-MM-dd HH:mm:ss:SSS";
-	
-	public static String formatDate (long timestamp, int utcOffset) {
-		return DateTimeFormatter.ofPattern(DATE_TIME_PATTERN_FULL_MILLIS).format(LocalDateTime.ofInstant(
-				Instant.ofEpochMilli(timestamp),
-				ZoneId.ofOffset("UTC", ZoneOffset.ofHours(utcOffset))
-		));
-	}
-	
-	public static String formatDuration (long duration) {
-		StringBuilder sb = new StringBuilder();
-		if (duration > 1000 * 60 * 60 * 24) sb.append(duration / (1000*60*60*24)).append("d ");
-		if (duration > 1000 * 60 * 60) sb.append(duration / (1000*60*60) % 24).append("h ");
-		if (duration > 1000 * 60) sb.append(duration / (1000*60) % 60).append("min ");
-		if (duration > 1000) sb.append(duration / 1000 % 60).append("s ");
-		sb.append(duration % 1000).append("ms");
-		return sb.toString();
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/CommonRandom.java

@@ -1,44 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import javax.annotation.Nonnegative;
-import java.util.concurrent.ThreadLocalRandom;
-
-public class CommonRandom {
-	
-	/**
-	 * 通过 {@link ThreadLocalRandom} 以指定的一定几率返回 true.
-	 * @param probability 一个正整数，决定在样本空间中有多大的可能性为 true。
-	 * @param base 一个正整数，决定样本空间有多大。
-	 * @return 有 {@code base} 分之 {@code probability} 的几率，返回值为 {@link true}.
-	 *         如果 {@code probability} 大于 {@code base}，也就是为 true 的可能性大于 100%，则会永远为 true。
-	 * @throws IllegalArgumentException
-	 *         当参数 base 或是 probability 不为正整数时
-	 * @since 1.0.0-RC3.2
-	 */
-	public static boolean probabilityTrue (@Nonnegative int probability, @Nonnegative int base) {
-		if (probability < 1) throw new IllegalArgumentException("the probability must be a positive value!");
-		if (base < 1) throw new IllegalArgumentException("the probability base must be a positive value!");
-		return probability > ThreadLocalRandom.current().nextInt(base);
-	}
-	
-	/**
-	 * 以一定几率返回 true.
-	 * @return {@code probabilityIn} 分之 {@link 1} 的几率为 {@link true}.
-	 * @see #probabilityTrue(int, int)
-	 * @since 1.0.0-RC3.2
-	 */
-	public static boolean probabilityTrue (@Nonnegative int probabilityIn) {
-		return (probabilityTrue(1, probabilityIn));
-	}
-	
-	/**
-	 * 通过 {@link ThreadLocalRandom} 实现的随机 boolean 取值.
-	 * @return 随机的 {@link true} 或 {@link false}，各占(近似)一半可能性.
-	 * @see ThreadLocalRandom#nextBoolean()
-	 * @since 1.0.0-RC3.2
-	 */
-	public static boolean iif () {
-		return ThreadLocalRandom.current().nextBoolean();
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/FileUtils.java

@@ -1,28 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import javax.annotation.Nonnull;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.math.BigInteger;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-
-public class FileUtils {
-	
-	@Nonnull
-	public static String getMD5Three (@Nonnull String path) throws IOException, NoSuchAlgorithmException {
-		final BigInteger bi;
-		final byte[] buffer = new byte[8192];
-		int len;
-		final MessageDigest md = MessageDigest.getInstance("MD5");
-		final FileInputStream fis = new FileInputStream(path);
-		while ((len = fis.read(buffer)) != -1) {
-			md.update(buffer, 0, len);
-		}
-		fis.close();
-		final byte[] b = md.digest();
-		bi = new BigInteger(1, b);
-		return bi.toString(16);
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/OkHttpPublic.java

@@ -1,13 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import okhttp3.MediaType;
-
-public class OkHttpPublic {
-	
-	public static class MediaTypes {
-		
-		public static final MediaType JSON = MediaType.get("application/json; charset=utf-8");
-		
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/UniversalCommand.java

@@ -1,49 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import javax.annotation.Nonnull;
-import java.util.ArrayList;
-
-public class UniversalCommand {
-	
-	@Nonnull
-	public static String[] format (@Nonnull String com) {
-		
-		final ArrayList<String> arr = new ArrayList<>();
-		
-		final StringBuilder tmp = new StringBuilder();
-		final char[] coma = com.toCharArray();
-		for (int i = 0; i < coma.length; i++) {
-			if (coma[i] == ' ') {
-				if (!tmp.toString().equals("")) { arr.add(tmp.toString()); }
-				tmp.setLength(0);
-			} else if (coma[i] == '"') {
-				while (true) {
-					i++;
-					if (i >= coma.length) {
-						break;
-					} else if (coma[i] == '"') {
-						break;
-					} else if (coma[i] == '\\' && i+1 < coma.length && (coma[i+1] == '"' || coma[i+1] == '\\')) {
-						i++;
-						tmp.append(coma[i]);
-					} else {
-						tmp.append(coma[i]);
-					}
-				}
-			} else if (coma[i] == '\\' && i+1 < coma.length && (coma[i+1] == ' ' || coma[i+1] == '"' || coma[i+1] == '\\')) {
-				i++;
-				tmp.append(coma[i]);
-			} else {
-				tmp.append(coma[i]);
-			}
-		}
-		if (!tmp.toString().equals("")) { arr.add(tmp.toString()); }
-		tmp.setLength(0);
-		
-		final String[] out = new String[arr.size()];
-		arr.toArray(out);
-		return out;
-		
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/InputCommand.java

@@ -1,66 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi;
-
-import cc.sukazyo.cono.morny.util.UniversalCommand;
-
-import javax.annotation.Nonnull;
-import javax.annotation.Nullable;
-import java.util.Arrays;
-
-public class InputCommand {
-	
-	
-	private final String target;
-	private final String command;
-	private final String[] args;
-	
-	private InputCommand (@Nullable String target, @Nonnull String command, @Nonnull String[] args) {
-		this.target = target;
-		this.command = command;
-		this.args = args;
-	}
-	
-	public InputCommand (@Nonnull String[] inputArray) {
-		this(parseInputArray(inputArray));
-	}
-	
-	public InputCommand (@Nonnull String input) {
-		this(UniversalCommand.format(input));
-	}
-	
-	public InputCommand (@Nonnull InputCommand source) {
-		this(source.target, source.command, source.args);
-	}
-	
-	public static InputCommand parseInputArray (@Nonnull String[] inputArray) {
-		final String[] cx = inputArray[0].split("@", 2);
-		final String[] args = new String[inputArray.length-1];
-		System.arraycopy(inputArray, 1, args, 0, inputArray.length - 1);
-		return new InputCommand(cx.length == 1 ? null : cx[1], cx[0], args);
-	}
-	
-	@Nullable
-	public String getTarget () {
-		return target;
-	}
-	
-	@Nonnull
-	public String getCommand () {
-		return command;
-	}
-	
-	@Nonnull
-	public String[] getArgs () {
-		return args;
-	}
-	
-	public boolean hasArgs () {
-		return args.length != 0;
-	}
-	
-	@Override
-	@Nonnull
-	public String toString() {
-		return String.format("{{%s}@{%s}#{%s}}", command, target, Arrays.toString(args));
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/Standardize.java

@@ -1,7 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi;
-
-public class Standardize {
-	
-	public static final int CHANNEL_SPEAKER_MAGIC_ID = 136817688;
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/event/EventRuntimeException.java

@@ -1,35 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.event;
-
-import com.pengrad.telegrambot.response.BaseResponse;
-
-public class EventRuntimeException extends RuntimeException {
-	
-	public EventRuntimeException () {
-		super();
-	}
-	
-	public EventRuntimeException (String message) {
-		super(message);
-	}
-	
-	public static class ActionFailed extends EventRuntimeException {
-		
-		private final BaseResponse response;
-		
-		public ActionFailed (BaseResponse response) {
-			super();
-			this.response = response;
-		}
-		
-		public ActionFailed (String message, BaseResponse response) {
-			super(message);
-			this.response = response;
-		}
-		
-		public BaseResponse getResponse() {
-			return response;
-		}
-		
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/MsgEscape.java

@@ -1,15 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import javax.annotation.Nonnull;
-
-public class MsgEscape {
-	
-	@Nonnull
-	public static String escapeHtml (@Nonnull String raw) {
-		raw = raw.replaceAll("&", "&");
-		raw = raw.replaceAll("<", "&lt;");
-		raw = raw.replaceAll(">", "&gt;");
-		return raw;
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/NamedUtils.java

@@ -1,18 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import cc.sukazyo.cono.morny.util.CommonConvert;
-import cc.sukazyo.cono.morny.util.CommonEncrypt;
-
-import javax.annotation.Nonnull;
-
-public class NamedUtils {
-	
-	public static String inlineIds (@Nonnull String tag) {
-		return inlineIds(tag, "");
-	}
-	
-	public static String inlineIds (@Nonnull String tag, @Nonnull String taggedData) {
-		return CommonConvert.byteArrayToHex(CommonEncrypt.hashMd5(tag+taggedData));
-	}
-
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/TGToString.java

@@ -1,21 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import com.pengrad.telegrambot.model.Chat;
-import com.pengrad.telegrambot.model.Message;
-import com.pengrad.telegrambot.model.User;
-
-public class TGToString {
-	
-	public static TGToStringFromChat as (Chat chat) {
-		return new TGToStringFromChat(chat);
-	}
-	
-	public static TGToStringFromUser as (User user) {
-		return new TGToStringFromUser(user);
-	}
-	
-	public static TGToStringFromMessage as (Message message) {
-		return new TGToStringFromMessage(message);
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/TGToStringFromChat.java

@@ -1,60 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import com.pengrad.telegrambot.model.Chat;
-
-import javax.annotation.Nonnull;
-import javax.annotation.Nullable;
-
-public class TGToStringFromChat {
-	
-	
-	public static final long MASK_BOTAPI_ID = -1000000000000L;
-	
-	private final Chat data;
-	
-	public TGToStringFromChat(Chat chat) {
-		this.data = chat;
-	}
-	
-	public String toStringFullNameId() {
-		if (data.title() == null) {
-			throw new IllegalArgumentException("Cannot format private chat to group Name+Id format.");
-		}
-		return (data.username() == null) ?
-			   (String.format("%s [%d]", data.title(), data.id())) :
-			   (String.format("%s {%s}[%d]", data.title(), data.username(), data.id()));
-	}
-	
-	@Nonnull
-	public String getSafeName () {
-		if (data.type() == Chat.Type.Private)
-			return data.firstName() + (data.lastName()==null ? "" : " "+data.lastName());
-		else return data.title();
-	}
-	
-	@Nullable
-	public String getSafeLinkHTML () {
-		if (data.username() == null) {
-			if (data.type() == Chat.Type.Private)
-				// language=html
-				return String.format("<a href='tg://user?id=%d'>@[u:%d]</a>", data.id(), data.id());
-			// language=html
-			else return String.format("<a href='https://t.me/c/%d'>@[c/%d]</a>", id_tdLib(), id_tdLib());
-		} else return "@"+data.username();
-	}
-	
-	public long id_tdLib () {
-		return data.id() < 0 ? Math.abs(data.id() - MASK_BOTAPI_ID) : data.id();
-	}
-	
-	@Nonnull
-	public String getTypeTag () {
-		return switch (data.type()) {
-			case Private -> "🔒";
-			case group -> "💭";
-			case supergroup -> "💬";
-			case channel -> "📢";
-		};
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/TGToStringFromMessage.java

@@ -1,27 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import com.pengrad.telegrambot.model.Message;
-
-import javax.annotation.Nonnull;
-
-public class TGToStringFromMessage extends TGToString {
-	
-	@Nonnull
-	private final Message message;
-	
-	public TGToStringFromMessage (@Nonnull Message message) { this.message = message; }
-	
-	@Nonnull
-	public String getSenderFirstNameRefHtml () {
-		return message.senderChat()==null ? TGToString.as(message.from()).firstnameRefHtml() : String.format(
-				"<a href='tg://user?id=%d'>%s</a>",
-				message.senderChat().id(),
-				MsgEscape.escapeHtml(message.senderChat().title())
-		);
-	}
-	
-	public long getSenderId () {
-		return message.senderChat()==null ? message.from().id() : message.senderChat().id();
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/TGToStringFromUser.java

@@ -1,53 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import com.pengrad.telegrambot.model.User;
-
-public class TGToStringFromUser {
-	
-	private final User data;
-	
-	public TGToStringFromUser (User user) {
-		this.data = user;
-	}
-	
-	public String fullname () {
-		return data.firstName() + (data.lastName()==null ? "" : " "+data.lastName());
-	}
-	
-	public String fullnameRefHtml () {
-		return String.format(
-				"<a href='tg://user?id=%d'>%s</a>",
-				data.id(),
-				MsgEscape.escapeHtml(fullname())
-		);
-	}
-	
-	public String fullnameRefMarkdown () {
-		return String.format(
-				"[%s](tg://user?id=%d)",
-				fullname(),
-				data.id()
-		);
-	}
-	
-	public String firstnameRefHtml () {
-		return String.format(
-				"<a href='tg://user?id=%d'>%s</a>",
-				data.id(),
-				MsgEscape.escapeHtml(data.firstName())
-		);
-	}
-	
-	public String firstnameRefMarkdown () {
-		return String.format(
-				"[%s](tg://user?id=%d)",
-				data.firstName(),
-				data.id()
-		);
-	}
-	
-	public String toStringLogTag () {
-		return (data.username()==null ? fullname()+" " : "@"+data.username()) + "[" + data.id() + "]";
-	}
-	
-}

src/main/java/cc/sukazyo/cono/morny/util/tgapi/formatting/TelegramUserInformation.java

@@ -1,85 +0,0 @@
-package cc.sukazyo.cono.morny.util.tgapi.formatting;
-
-import com.pengrad.telegrambot.model.User;
-import okhttp3.OkHttpClient;
-import okhttp3.Request;
-import okhttp3.Response;
-import okhttp3.ResponseBody;
-
-import javax.annotation.Nullable;
-import java.io.IOException;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-import static cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml;
-
-public class TelegramUserInformation {
-	
-	public static final String DC_QUERY_SOURCE_SITE = "https://t.me/";
-	public static final Pattern DC_QUERY_PROCESSOR_REGEX = Pattern.compile("(cdn[1-9]).tele(sco.pe|gram-cdn.org)");
-	
-	private static final OkHttpClient httpClient = new OkHttpClient();
-	
-	@Nullable
-	public static String getDataCenterFromUsername (String username) {
-		final Request request = new Request.Builder().url(DC_QUERY_SOURCE_SITE + username).build();
-		try (Response response = httpClient.newCall(request).execute()) {
-			final ResponseBody body = response.body();
-			if (body == null) return "empty upstream response";
-			final Matcher matcher = DC_QUERY_PROCESSOR_REGEX.matcher(body.string());
-			if (matcher.find()) {
-				return matcher.group(1);
-			}
-		} catch (IOException e) {
-			return e.getMessage();
-		}
-		return null;
-	}
-	
-	public static String informationOutputHTML (User user) {
-		
-		final StringBuilder userInformation = new StringBuilder();
-		userInformation.append(String.format(
-				"""
-				userid :
-				- <code>%d</code>""",
-				user.id()
-		));
-		if (user.username() == null) {
-			userInformation.append("\nusername : <u>null</u>\ndatacenter : <u>null</u>");
-		} else {
-			userInformation.append(String.format(
-					"""
-					
-					username :
-					- <code>%s</code>""",
-					escapeHtml(user.username())
-			));
-			// 依赖 username 的 datacenter 查询
-			final String dataCenter = getDataCenterFromUsername(user.username());
-			if (dataCenter == null) { userInformation.append("\ndatacenter : <u>null</u>"); }
-			else { userInformation.append(String.format("\ndatacenter : <code>%s</code>", escapeHtml(dataCenter))); }
-		}
-		userInformation.append(String.format(
-				"""
-				
-				display name :
-				- <code>%s</code>%s""",
-				escapeHtml(user.firstName()),
-				user.lastName()==null ? "" : String.format("\n- <code>%s</code>", escapeHtml(user.lastName()))
-		));
-		if (user.languageCode() != null) {
-			userInformation.append(String.format(
-					"""
-					
-					language-code :
-					- <code>%s</code>""",
-					escapeHtml(user.languageCode())
-			));
-		}
-		
-		return userInformation.toString();
-		
-	}
-	
-}

src/main/scala/cc/sukazyo/cono/morny/MornyCoeur.scala

@@ -2,11 +2,11 @@ package cc.sukazyo.cono.morny
 
 import cc.sukazyo.cono.morny.bot.command.MornyCommands
 import cc.sukazyo.cono.morny.daemon.MornyDaemons
-import cc.sukazyo.cono.morny.util.tgapi.ExtraAction
 import cc.sukazyo.cono.morny.Log.{exceptionLog, logger}
 import cc.sukazyo.cono.morny.MornyCoeur.THREAD_MORNY_EXIT
 import cc.sukazyo.cono.morny.bot.api.TelegramUpdatesListener
 import cc.sukazyo.cono.morny.bot.event.MornyEventListeners
+import cc.sukazyo.cono.morny.util.tgapi.ExtraAction
 import com.pengrad.telegrambot.TelegramBot
 import com.pengrad.telegrambot.request.GetMe
 

src/main/scala/cc/sukazyo/cono/morny/MornySystem.scala

@@ -1,13 +1,13 @@
 package cc.sukazyo.cono.morny
 
 import cc.sukazyo.cono.morny.internal.BuildConfigField
+import cc.sukazyo.cono.morny.Log.{exceptionLog, logger}
+import cc.sukazyo.cono.morny.daemon.MornyReport
 import cc.sukazyo.cono.morny.util.FileUtils
 
 import java.io.IOException
 import java.net.URISyntaxException
 import java.security.NoSuchAlgorithmException
-import Log.{exceptionLog, logger}
-import cc.sukazyo.cono.morny.daemon.MornyReport
 
 object MornySystem {
 	
@@ -17,6 +17,7 @@ object MornySystem {
 	@BuildConfigField val VERSION_DELTA: String = BuildConfig.VERSION_DELTA
 	@BuildConfigField val CODENAME: String = BuildConfig.CODENAME
 	@BuildConfigField val CODE_STORE: String = BuildConfig.CODE_STORE
+	//noinspection ScalaWeakerAccess
 	@BuildConfigField val COMMIT_PATH: String = BuildConfig.COMMIT_PATH
 	
 	@BuildConfigField

src/main/scala/cc/sukazyo/cono/morny/bot/api/EventListenerManager.scala

@@ -1,9 +1,9 @@
 package cc.sukazyo.cono.morny.bot.api
 
 import cc.sukazyo.cono.morny.Log
-import cc.sukazyo.cono.morny.util.tgapi.event.EventRuntimeException
 import cc.sukazyo.cono.morny.Log.{exceptionLog, logger}
 import cc.sukazyo.cono.morny.daemon.MornyReport
+import cc.sukazyo.cono.morny.util.tgapi.event.EventRuntimeException
 import com.google.gson.GsonBuilder
 import com.pengrad.telegrambot.model.Update
 
@@ -65,7 +65,7 @@ object EventListenerManager {
 						case actionFailed: EventRuntimeException.ActionFailed =>
 							errorMessage ++= "\ntg-api action: response track: "
 							errorMessage ++= (GsonBuilder().setPrettyPrinting().create().toJson(
-								actionFailed.getResponse
+								actionFailed.response
 							) indent 4) ++= "\n"
 						case _ =>
 					logger error errorMessage.toString

src/main/scala/cc/sukazyo/cono/morny/bot/command/DirectMsgClear.scala

@@ -25,6 +25,10 @@ object DirectMsgClear extends ISimpleCommand {
 		logger trace "message is not outdated(48 hrs ago)"
 		
 		val isTrusted = MornyCoeur.trusted isTrusted event.message.from.id
+		// todo:
+		// it does not work. due to the Telegram Bot API doesn't provide
+		// nested replyToMessage, so currently the trusted check by
+		// replyToMessage.replyToMessage will not work!
 		def _isReplyTrusted: Boolean =
 			if (event.message.replyToMessage.replyToMessage == null) false
 			else if (event.message.replyToMessage.replyToMessage.from.id == event.message.from.id) true

src/main/scala/cc/sukazyo/cono/morny/bot/command/Encryptor.scala

@@ -4,10 +4,10 @@ import cc.sukazyo.cono.morny.Log.logger
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.daemon.MornyReport
 import cc.sukazyo.cono.morny.data.TelegramStickers
-import cc.sukazyo.cono.morny.util.CommonConvert.byteArrayToHex
+import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import cc.sukazyo.cono.morny.util.CommonEncrypt
 import cc.sukazyo.cono.morny.util.CommonEncrypt.*
-import cc.sukazyo.cono.morny.util.tgapi.InputCommand
+import cc.sukazyo.cono.morny.util.ConvertByteHex.toHex
 import com.pengrad.telegrambot.model.{PhotoSize, Update}
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.{GetFile, SendDocument, SendMessage, SendSticker}
@@ -16,6 +16,7 @@ import java.io.IOException
 import java.util.Base64
 import scala.language.postfixOps
 
+/** Provides Telegram Command __`/encrypt`__. */
 object Encryptor extends ITelegramCommand {
 	
 	override val name: String = "encrypt"
@@ -25,12 +26,20 @@ object Encryptor extends ITelegramCommand {
 	
 	override def execute (using command: InputCommand, event: Update): Unit = {
 		
-		val args = command.getArgs
+		val args = command.args
 		
+		// show a simple help page
 		if ((args isEmpty) || ((args(0) equals "l") && (args.length == 1)))
 			echoHelp(event.message.chat.id, event.message.messageId)
 			return
 		
+		// for mod-params:
+		// mod-params is the args belongs to the encrypt algorithm.
+		// due to the algorithm is defined in the 1st (array(0)) arg,
+		// so the mod-params is which defined since the 2nd arg. also
+		// due to there's only one mod-param yet (it is uppercase),
+        // so the algorithm will be and must be in the 2nd arg.
+		/** inner function: is input `arg` means mod-param ''uppercase'' */
 		def _is_mod_u(arg: String): Boolean =
 			if (arg equalsIgnoreCase "uppercase") return true
 			if (arg equalsIgnoreCase "u") return true
@@ -46,13 +55,21 @@ object Encryptor extends ITelegramCommand {
 				return
 		} else false
 		
-		trait XEncryptable { val asByteArray: Array[Byte] }
-		case class XFile (data: Array[Byte], name: String) extends XEncryptable {
+		// BLOCK: get input
+		// for now, only support getting data from replied message, and
+		// this message CAN ONLY have texts or an universal file: if the
+		// universal files are not only one, only the first one can be get.
+		// - do NOT SUPPORT telegram inline image/video/autio yet
+		// - do NOT SUPPORT multi-file yet
+		// todo: support inline image/video/audio file and multi-files.
+		/** inner trait: the encryptable data abstract */
+		trait XEncryptable { /** standards data to [[Array]]`[`[[Byte]]`]` for processing */ val asByteArray: Array[Byte] }
+		/** inner class: the [[XEncryptable]] implementation of binary([[Array]]`[`[[Byte]]`]`) data (file or something) */
+		case class XFile (data: Array[Byte], name: String) extends XEncryptable:
 			val asByteArray: Array[Byte] = data
-		}
-		case class XText (data: String) extends XEncryptable {
+		/** inner class: the [[XEncryptable]] implementation of [[String]] data */
+		case class XText (data: String) extends XEncryptable:
 			 val asByteArray: Array[Byte] = data getBytes CommonEncrypt.ENCRYPT_STANDARD_CHARSET
-		}
 		val input: XEncryptable =
 			val _r = event.message.replyToMessage
 			if ((_r ne null) && (_r.document ne null)) {
@@ -73,9 +90,10 @@ object Encryptor extends ITelegramCommand {
 							_photo_origin = size
 							_photo_size = _size
 					if (_photo_origin eq null) throw IllegalArgumentException("no photo from api.")
+					import cc.sukazyo.cono.morny.util.UseRandom.rand_id
 					XFile(
 						MornyCoeur.account getFileContent (MornyCoeur.extra exec GetFile(_photo_origin.fileId)).file,
-						s"photo${byteArrayToHex(hashMd5(System.currentTimeMillis toString)) substring 32-12 toUpperCase}.png"
+						s"photo$rand_id.png"
 					)
 				} catch
 					case e: IOException =>
@@ -95,19 +113,26 @@ object Encryptor extends ITelegramCommand {
 				).parseMode(ParseMode HTML).replyToMessageId(event.message.messageId)
 				return
 			}
+		// END BLOCK: get input
 		
-		
+		// BLOCK: encrypt
+		/** inner class: encrypt result implementation of text-like (can be described as [[String]]). */
 		trait EXTextLike { val text: String }
+		/** inner class: encrypt result implementation of a file */
 		case class EXFile (result: Array[Byte], resultName: String)
-		case class EXText (result: String) extends EXTextLike  { override val text:String = result }
-		case class EXHash (result: String) extends EXTextLike  { override val text:String = result }
+		/** inner class: [[EXTextLike]] implementation of just normal text */
+		case class EXText (text: String) extends EXTextLike
+		/** inner class: [[EXTextLike]] implementation of a special type: hash value */
+		case class EXHash (text: String) extends EXTextLike
+		/** generate encrypt result by making normal encrypt: output type == input type */
 		def genResult_encrypt (source: XEncryptable, processor: Array[Byte]=>Array[Byte], filenameProcessor: String=>String): EXFile|EXText = {
 			source match
 				case x_file: XFile => EXFile(processor(x_file asByteArray), filenameProcessor(x_file.name))
-				case x: XText => EXText(String(processor(x asByteArray), ENCRYPT_STANDARD_CHARSET))
+				case x: XText => EXText(String(processor(x asByteArray), CommonEncrypt.ENCRYPT_STANDARD_CHARSET))
 		}
+		/** generate encrypt result by making hash: output type == hash value */
 		def genResult_hash (source: XEncryptable, processor: Array[Byte]=>Array[Byte]): EXHash =
-			val hashed = byteArrayToHex(processor(source asByteArray))
+			val hashed = processor(source asByteArray) toHex;
 			EXHash(if mod_uppercase then hashed toUpperCase else hashed)
 		val result: EXHash|EXFile|EXText = args(0) match
 			case "base64" | "b64" | "base64url" | "base64u" | "b64u" =>
@@ -126,24 +151,26 @@ object Encryptor extends ITelegramCommand {
 				try { genResult_encrypt(
 					input,
 					_tool_b64d.decode,
-					CommonEncrypt.base64FilenameLint
+					CommonEncrypt.lint_base64FileName
 				) } catch case _: IllegalArgumentException =>
 					MornyCoeur.extra exec SendSticker(
 						event.message.chat.id,
 						TelegramStickers ID_404 // todo: is here better erro notify?
 					).replyToMessageId(event.message.messageId)
 					return
-			case "md5" => genResult_hash(input, hashMd5)
-			case "sha1" => genResult_hash(input, hashSha1)
-			case "sha256" => genResult_hash(input, hashSha256)
-			case "sha512" => genResult_hash(input, hashSha512)
+			case "md5" => genResult_hash(input, MD5)
+			case "sha1" => genResult_hash(input, SHA1)
+			case "sha256" => genResult_hash(input, SHA256)
+			case "sha512" => genResult_hash(input, SHA512)
 			case _ =>
 				MornyCoeur.extra exec SendSticker(
 					event.message.chat.id,
 					TelegramStickers ID_404
 				).replyToMessageId(event.message.messageId)
 				return;
+		// END BLOCK: encrypt
 		
+		// output
 		result match
 			case _file: EXFile =>
 				MornyCoeur.extra exec SendDocument(
@@ -151,7 +178,7 @@ object Encryptor extends ITelegramCommand {
 					_file.result
 				).fileName(_file.resultName).replyToMessageId(event.message.messageId)
 			case _text: EXTextLike =>
-				import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
+				import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 				MornyCoeur.extra exec SendMessage(
 					event.message.chat.id,
 					s"<pre><code>${h(_text.text)}</code></pre>"
@@ -159,6 +186,30 @@ object Encryptor extends ITelegramCommand {
 		
 	}
 	
+	/** echo help to a specific message in a specific chat.
+	  *
+	  * === the help message ===
+	  * The first paragraph lists available encrypt algorithms and its alias,
+	  * each line have one algorithm where the first name highlighted is the
+	  * main name and following is aliases separated with `,`.
+	  * with the separator `---`, the second paragraph lists available mods
+	  * for algorithms, displays with the same rule of algorithms, with an extra
+	  * italic text following describes its usage environment.
+	  *
+	  * when output to telegram just like:
+	  * <blockquote>
+	  * 	'''__base64__''', b64<br>
+	  * 	'''__base64url__''', base64u, b64u<br>
+	  * 	'''__base64decode__''', base64d, b64d<br>
+	  * 	'''__base64url-decode__''', base64ud, b64ud<br>
+	  * 	'''__sha1__'''<br>
+	  * 	'''__sha256__'''<br>
+	  * 	'''__sha512__'''<br>
+	  * 	'''__md5__'''<br>
+	  * 	---<br>
+	  * 	'''__uppercase__''', upper, u ''(sha1/sha256/sha512/md5 only)''
+	  * </blockquote>
+	  */
 	private def echoHelp(chat: Long, replyTo: Int): Unit =
 		MornyCoeur.extra exec SendMessage(
 			chat,

src/main/scala/cc/sukazyo/cono/morny/bot/command/EventHack.scala

@@ -1,10 +1,10 @@
 package cc.sukazyo.cono.morny.bot.command
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.bot.event.OnEventHackHandle
+import cc.sukazyo.cono.morny.bot.event.OnEventHackHandle.{registerHack, HackType}
+import cc.sukazyo.cono.morny.data.TelegramStickers
 import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import com.pengrad.telegrambot.model.Update
-import OnEventHackHandle.{HackType, registerHack}
-import cc.sukazyo.cono.morny.data.TelegramStickers
 import com.pengrad.telegrambot.request.SendSticker
 
 import scala.language.postfixOps
@@ -18,7 +18,7 @@ object EventHack extends ITelegramCommand {
 	
 	override def execute (using command: InputCommand, event: Update): Unit = {
 		
-		val x_mode = if (command.hasArgs) command.getArgs()(0) else ""
+		val x_mode = if (command.args nonEmpty) command.args(0) else ""
 		
 		def done_ok =
 			MornyCoeur.extra exec SendSticker(

src/main/scala/cc/sukazyo/cono/morny/bot/command/GetUsernameAndId.scala

@@ -18,7 +18,7 @@ object GetUsernameAndId extends ITelegramCommand {
 	
 	override def execute (using command: InputCommand, event: Update): Unit = {
 		
-		val args = command.getArgs
+		val args = command.args
 		
 		if (args.length > 1)
 			MornyCoeur.extra exec SendMessage(
@@ -59,7 +59,7 @@ object GetUsernameAndId extends ITelegramCommand {
 		
 		MornyCoeur.extra exec SendMessage(
 			event.message.chat.id,
-			TelegramUserInformation informationOutputHTML user
+			TelegramUserInformation getFormattedInformation user
 		).replyToMessageId(event.message.messageId()).parseMode(ParseMode HTML)
 		
 	}

src/main/scala/cc/sukazyo/cono/morny/bot/command/IP186Query.scala

@@ -31,15 +31,15 @@ object IP186Query {
 	private def query (using event: Update, command: InputCommand): Unit = {
 		
 		val target: String|Null =
-			if (command.getArgs isEmpty)
+			if (command.args isEmpty)
 				if event.message.replyToMessage eq null then null else event.message.replyToMessage.text
-			else if (command.getArgs.length > 1)
+			else if (command.args.length > 1)
 				MornyCoeur.extra exec SendMessage(
 					event.message.chat.id,
 					"[Unavailable] Too much arguments."
 				).replyToMessageId(event.message.messageId)
 				return
-			else command.getArgs()(0)
+			else command.args(0)
 		
 		if (target eq null)
 			MornyCoeur.extra exec new SendMessage(
@@ -48,14 +48,15 @@ object IP186Query {
 			).replyToMessageId(event.message.messageId)
 			return;
 		
+		
+		import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 		try {
 			
-			val response = command.getCommand match
+			val response = command.command match
 				case Subs.IP.cmd => IP186QueryHandler.query_ip(target)
 				case Subs.WHOIS.cmd => IP186QueryHandler.query_whoisPretty(target)
-				case _ => throw IllegalArgumentException(s"Unknown 186-IP query method ${command.getCommand}")
+				case _ => throw IllegalArgumentException(s"Unknown 186-IP query method ${command.command}")
 			
-			import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
 			MornyCoeur.extra exec SendMessage(
 				event.message.chat.id,
 				s"""${h(response.url)}
@@ -64,7 +65,6 @@ object IP186Query {
 			).parseMode(ParseMode HTML).replyToMessageId(event.message.messageId)
 			
 		} catch case e: Exception =>
-			import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
 			MornyCoeur.extra exec new SendMessage(
 				event.message().chat().id(),
 				s"""[Exception] in query:

src/main/scala/cc/sukazyo/cono/morny/bot/command/MornyCommands.scala

@@ -1,9 +1,9 @@
 package cc.sukazyo.cono.morny.bot.command
 
-import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.data.TelegramStickers
 import cc.sukazyo.cono.morny.Log.logger
+import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import com.pengrad.telegrambot.model.{BotCommand, DeleteMyCommands, Update}
 import com.pengrad.telegrambot.request.{SendSticker, SetMyCommands}
 
@@ -60,14 +60,14 @@ object MornyCommands {
 	)
 	
 	def execute (using command: InputCommand, event: Update): Boolean = {
-		if (commands contains command.getCommand)
-			commands(command.getCommand) execute;
+		if (commands contains command.command)
+			commands(command.command) execute;
 			true
 		else nonCommandExecutable
 	}
 	
 	private def nonCommandExecutable (using command: InputCommand, event: Update): Boolean = {
-		if command.getTarget eq null then false
+		if command.target eq null then false
 		else
 			MornyCoeur.extra exec SendSticker(
 				event.message.chat.id,

src/main/scala/cc/sukazyo/cono/morny/bot/command/MornyHellos.scala

@@ -1,8 +1,8 @@
 package cc.sukazyo.cono.morny.bot.command
-import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.bot.command.ICommandAlias.ListedAlias
 import cc.sukazyo.cono.morny.data.TelegramStickers
+import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.request.SendSticker
 

src/main/scala/cc/sukazyo/cono/morny/bot/command/MornyInformation.scala

@@ -3,8 +3,8 @@ package cc.sukazyo.cono.morny.bot.command
 import cc.sukazyo.cono.morny.{BuildConfig, MornyAbout, MornyCoeur, MornySystem}
 import cc.sukazyo.cono.morny.data.{TelegramImages, TelegramStickers}
 import cc.sukazyo.cono.morny.util.CommonFormat.{formatDate, formatDuration}
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 import cc.sukazyo.cono.morny.util.tgapi.InputCommand
-import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.{SendMessage, SendPhoto, SendSticker}
@@ -14,6 +14,7 @@ import java.net.InetAddress
 import java.rmi.UnknownHostException
 import scala.language.postfixOps
 
+// todo: maybe move some utils method outside
 object MornyInformation extends ITelegramCommand {
 	
 	private case object Subs {
@@ -30,12 +31,12 @@ object MornyInformation extends ITelegramCommand {
 	
 	override def execute (using command: InputCommand, event: Update): Unit = {
 		
-		if (!command.hasArgs) {
+		if (command.args isEmpty) {
 			echoInfo(event.message.chat.id, event.message.messageId)
 			return
 		}
 		
-		val action: String = command.getArgs()(0)
+		val action: String = command.args(0)
 		
 		action match {
 			case s if s startsWith Subs.STICKERS => echoStickers
@@ -46,6 +47,7 @@ object MornyInformation extends ITelegramCommand {
 		
 	}
 	
+	//noinspection ScalaWeakerAccess
 	def getVersionGitTagHTML: String = {
 		if (!MornySystem.isGitBuild) return ""
 		val g = StringBuilder()
@@ -61,11 +63,12 @@ object MornyInformation extends ITelegramCommand {
 		val v = StringBuilder()
 		v ++= s"<code>${MornySystem VERSION_BASE}</code>"
 		if (MornySystem isUseDelta) v++=s"-δ<code>${MornySystem VERSION_DELTA}</code>"
-		if (MornySystem isGitBuild) v++="+"++=getVersionGitTagHTML
+		if (MornySystem isGitBuild) v++="+git."++=getVersionGitTagHTML
 		v ++= s"*<code>${MornySystem.CODENAME toUpperCase}</code>"
 		v toString
 	}
 	
+	//noinspection ScalaWeakerAccess
 	def getRuntimeHostname: String|Null = {
 		try InetAddress.getLocalHost.getHostName
 		catch case _:UnknownHostException => null
@@ -94,13 +97,13 @@ object MornyInformation extends ITelegramCommand {
 	
 	private def echoStickers (using command: InputCommand, event: Update): Unit = {
 		val mid: String|Null =
-			if (command.getArgs()(0) == Subs.STICKERS) {
-				if (command.getArgs.length == 1) ""
-				else if (command.getArgs.length == 2) command.getArgs()(1)
+			if (command.args(0) == Subs.STICKERS) {
+				if (command.args.length == 1) ""
+				else if (command.args.length == 2) command.args(1)
 				else null
-			} else if (command.getArgs.length == 1) {
-				if ((command.getArgs()(0) startsWith s"${Subs.STICKERS}.") || (command.getArgs()(0) startsWith s"${Subs.STICKERS}#")) {
-					command.getArgs()(0) substring Subs.STICKERS.length+1
+			} else if (command.args.length == 1) {
+				if ((command.args(0) startsWith s"${Subs.STICKERS}.") || (command.args(0) startsWith s"${Subs.STICKERS}#")) {
+					command.args(0) substring Subs.STICKERS.length+1
 				} else null
 			} else null
 		if (mid == null) echo404
@@ -154,13 +157,13 @@ object MornyInformation extends ITelegramCommand {
 			event.message.chat.id,
 			/* language=html */
 			s"""system:
-			   |- Morny <code>${h(if (getRuntimeHostname == null) "<unknown-host>" else getRuntimeHostname)}</code>
+			   |- <code>${h(if (getRuntimeHostname == null) "<unknown-host>" else getRuntimeHostname)}</code>
 			   |- <code>${h(sysprop("os.name"))}</code> <code>${h(sysprop("os.arch"))}</code> <code>${h(sysprop("os.version"))}</code>
 			   |java runtime:
 			   |- <code>${h(sysprop("java.vm.vendor"))}.${h(sysprop("java.vm.name"))}</code>
 			   |- <code>${h(sysprop("java.vm.version"))}</code>
 			   |vm memory:
-			   |- <code>${Runtime.getRuntime.totalMemory/1024/1024}</code> / <code>${Runtime.getRuntime.maxMemory/1024/1024}</code>
+			   |- <code>${Runtime.getRuntime.totalMemory/1024/1024}</code> / <code>${Runtime.getRuntime.maxMemory/1024/1024}</code> MB
 			   |- <code>${Runtime.getRuntime.availableProcessors}</code> cores
 			   |coeur version:
 			   |- $getVersionAllFullTagHTML

src/main/scala/cc/sukazyo/cono/morny/bot/command/MornyInformationOlds.scala

@@ -1,4 +1,5 @@
 package cc.sukazyo.cono.morny.bot.command
+
 import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import com.pengrad.telegrambot.model.Update
 

src/main/scala/cc/sukazyo/cono/morny/bot/command/MornyManagers.scala

@@ -1,15 +1,15 @@
 package cc.sukazyo.cono.morny.bot.command
 import cc.sukazyo.cono.morny.bot.command.ICommandAlias.HiddenAlias
-import cc.sukazyo.cono.morny.util.tgapi.InputCommand
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.data.TelegramStickers
-import cc.sukazyo.cono.morny.util.tgapi.formatting.TGToString
+import cc.sukazyo.cono.morny.Log.logger
+import cc.sukazyo.cono.morny.daemon.MornyReport
+import cc.sukazyo.cono.morny.util.tgapi.InputCommand
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramFormatter.*
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.request.SendSticker
 
 import scala.language.postfixOps
-import cc.sukazyo.cono.morny.Log.logger
-import cc.sukazyo.cono.morny.daemon.MornyReport
 
 object MornyManagers {
 	
@@ -30,7 +30,7 @@ object MornyManagers {
 					event.message.chat.id,
 					TelegramStickers ID_EXIT
 				).replyToMessageId(event.message.messageId)
-				logger info s"Morny exited by user ${(TGToString as user) toStringLogTag}"
+				logger info s"Morny exited by user ${user toLogTag}"
 				MornyCoeur.exit(0, user)
 				
 			} else {
@@ -39,7 +39,7 @@ object MornyManagers {
 					event.message.chat.id,
 					TelegramStickers ID_403
 				).replyToMessageId(event.message.messageId)
-				logger info s"403 exit caught from user ${(TGToString as user) toStringLogTag}"
+				logger info s"403 exit caught from user ${user toLogTag}"
 				MornyReport.unauthenticatedAction("/exit", user)
 				
 			}
@@ -61,7 +61,7 @@ object MornyManagers {
 			
 			if (MornyCoeur.trusted isTrusted user.id) {
 				
-				logger info s"call save from command by ${(TGToString as user) toStringLogTag}"
+				logger info s"call save from command by ${user toLogTag}"
 				MornyCoeur.callSaveData()
 				MornyCoeur.extra exec SendSticker(
 					event.message.chat.id,
@@ -74,7 +74,7 @@ object MornyManagers {
 					event.message.chat.id,
 					TelegramStickers ID_403
 				).replyToMessageId(event.message.messageId)
-				logger info s"403 save caught from user ${(TGToString as user) toStringLogTag}"
+				logger info s"403 save caught from user ${user toLogTag}"
 				MornyReport.unauthenticatedAction("/save", user)
 				
 			}

src/main/scala/cc/sukazyo/cono/morny/bot/command/MornyOldJrrp.scala

@@ -1,9 +1,9 @@
 package cc.sukazyo.cono.morny.bot.command
-import cc.sukazyo.cono.morny.util.tgapi.InputCommand
-import com.pengrad.telegrambot.model.Update
 import cc.sukazyo.cono.morny.data.MornyJrrp
 import cc.sukazyo.cono.morny.MornyCoeur
-import cc.sukazyo.cono.morny.util.tgapi.formatting.TGToString
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramFormatter.*
+import cc.sukazyo.cono.morny.util.tgapi.InputCommand
+import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.SendMessage
 
@@ -24,11 +24,11 @@ object MornyOldJrrp extends ITelegramCommand {
 			case a if a > 30 => ";"
 			case _ => "..."
 		
-		import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
+		import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 		MornyCoeur.extra exec SendMessage(
 			event.message.chat.id,
 			// language=html
-			f"${(TGToString as user) fullnameRefHtml} 在(utc的)今天的运气指数是———— <code>$jrrp%.2f%%</code>${h(ending)}"
+			f"${user.fullnameRefHTML} 在(utc的)今天的运气指数是———— <code>$jrrp%.2f%%</code> ${h(ending)}"
 		).replyToMessageId(event.message.messageId).parseMode(ParseMode HTML)
 		
 	}

src/main/scala/cc/sukazyo/cono/morny/bot/command/Nbnhhsh.scala

@@ -2,8 +2,8 @@ package cc.sukazyo.cono.morny.bot.command
 
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.data.{NbnhhshQuery, TelegramStickers}
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 import cc.sukazyo.cono.morny.util.tgapi.InputCommand
-import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.{SendMessage, SendSticker}
@@ -25,11 +25,10 @@ object Nbnhhsh extends ITelegramCommand {
 	override def execute (using command: InputCommand, event: Update): Unit = {
 		
 		val queryTarget: String|Null =
-			import cc.sukazyo.cono.morny.util.CommonConvert.stringsConnecting
-			if (event.message.replyToMessage != null && event.message.replyToMessage.text != null)
+			if command.args nonEmpty then
+				command.args mkString " "
+			else if (event.message.replyToMessage != null && event.message.replyToMessage.text != null)
 				event.message.replyToMessage.text
-			else if command hasArgs then
-				stringsConnecting(command.getArgs, " ", 0, command.getArgs.length-1)
 			else null
 		
 		if (queryTarget == null)

src/main/scala/cc/sukazyo/cono/morny/bot/command/喵呜.scala

@@ -3,15 +3,15 @@ package cc.sukazyo.cono.morny.bot.command
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.data.TelegramStickers
 import cc.sukazyo.cono.morny.util.tgapi.InputCommand
-import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.model.{Message, Update}
+import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.{SendMessage, SendSticker}
 
 import javax.swing.text.html.HTML
 import scala.annotation.unused
 import scala.language.postfixOps
 
-@SuppressWarnings(Array("NonAsciiCharacters"))
+//noinspection NonAsciiCharacters
 object 喵呜 {
 	
 	object 抱抱 extends ISimpleCommand {
@@ -56,7 +56,7 @@ object 喵呜 {
 	}
 	
 	private def replyingSet (whileRec: String, whileNew: String)(using event: Update): Unit = {
-		val isNew = event.message.replyToMessage == null;
+		val isNew = event.message.replyToMessage == null
 		val target = if (isNew) event.message else event.message.replyToMessage
 		MornyCoeur.extra exec new SendMessage(
 			event.message.chat.id,

src/main/scala/cc/sukazyo/cono/morny/bot/command/私わね.scala

@@ -2,10 +2,12 @@ package cc.sukazyo.cono.morny.bot.command
 
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.util.tgapi.InputCommand
-import cc.sukazyo.cono.morny.util.CommonRandom.probabilityTrue
+import cc.sukazyo.cono.morny.util.UseMath.over
+import cc.sukazyo.cono.morny.util.UseRandom.*
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.request.SendMessage
 
+//noinspection NonAsciiCharacters
 object 私わね extends ISimpleCommand {
 	
 	override val name: String = "me"
@@ -13,7 +15,7 @@ object 私わね extends ISimpleCommand {
 	
 	override def execute (using command: InputCommand, event: Update): Unit = {
 		
-		if (probabilityTrue(521)) {
+		if ((1 over 521) chance_is true) {
 			val text = "/打假"
 			MornyCoeur.extra exec new SendMessage(
 				event.message.chat.id,

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnCallMe.scala

@@ -3,9 +3,9 @@ package cc.sukazyo.cono.morny.bot.event
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.bot.api.EventListener
 import cc.sukazyo.cono.morny.data.TelegramStickers
-import cc.sukazyo.cono.morny.util.tgapi.formatting.TGToString
-import com.pengrad.telegrambot.model.request.ParseMode
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramFormatter.*
 import com.pengrad.telegrambot.model.{Chat, Message, Update, User}
+import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.{ForwardMessage, GetChat, SendMessage, SendSticker}
 
 import scala.language.postfixOps
@@ -44,7 +44,7 @@ object OnCallMe extends EventListener {
 		MornyCoeur.extra exec SendMessage(
 			me,
 			s"""request $itemHTML
-			   |from ${(TGToString as user) fullnameRefHtml}${if extra == null then "" else "\n"+extra}"""
+			   |from ${user.fullnameRefHTML}${if extra == null then "" else "\n"+extra}"""
 			.stripMargin
 		).parseMode(ParseMode HTML)
 	
@@ -52,6 +52,8 @@ object OnCallMe extends EventListener {
 		var isAllowed = false
 		var lastDinnerData: Message|Null = null
 		if (MornyCoeur.trusted isTrusted_dinnerReader req.from.id) {
+			// todo: have issues
+			// i dont want to test it anymore... it might be deprecated soon
 			lastDinnerData = (MornyCoeur.extra exec GetChat(MornyCoeur.config.dinnerChatId)).chat.pinnedMessage
 			val sendResp = MornyCoeur.extra exec ForwardMessage(
 				req.from.id,
@@ -59,7 +61,7 @@ object OnCallMe extends EventListener {
 				lastDinnerData.forwardFromMessageId
 			)
 			import cc.sukazyo.cono.morny.util.CommonFormat.{formatDate, formatDuration}
-			import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
+			import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 			def lastDinner_dateMillis: Long = lastDinnerData.forwardDate longValue;
 			MornyCoeur.extra exec SendMessage(
 				req.from.id,

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnCallMsgSend.scala

@@ -3,7 +3,6 @@ package cc.sukazyo.cono.morny.bot.event
 import cc.sukazyo.cono.morny.bot.api.EventListener
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.data.TelegramStickers
-import cc.sukazyo.cono.morny.util.tgapi.formatting.TGToString
 import com.pengrad.telegrambot.model.{Chat, Message, MessageEntity, Update}
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.{GetChat, SendMessage, SendSticker}
@@ -108,11 +107,11 @@ object OnCallMsgSend extends EventListener {
 		val targetChatResponse = MornyCoeur.account execute GetChat(messageToSend.targetId)
 		if (targetChatResponse isOk) {
 			def getChatDescriptionHTML (chat: Chat): String =
-				import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
-				val _c = TGToString as chat
+				import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramFormatter.*
+				import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 				// language=html
 				s"""<i><u>${h(chat.id toString)}</u>@${h(chat.`type`.name)}</i>${if (chat.`type` != Chat.Type.Private) ":::" else ""}
-				   |${_c getTypeTag} <b>${h(_c getSafeName)}</b> ${_c getSafeLinkHTML}"""
+				   |${chat.typeTag} <b>${h(chat.safe_name)}</b> ${chat.safe_linkHTML}"""
 				.stripMargin
 			MornyCoeur.extra exec SendMessage(
 				update.message.chat.id,

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnEventHackHandle.scala

@@ -1,8 +1,6 @@
 package cc.sukazyo.cono.morny.bot.event
 
 import cc.sukazyo.cono.morny.bot.api.EventListener
-
-import scala.collection.mutable
 import cc.sukazyo.cono.morny.Log.logger
 import cc.sukazyo.cono.morny.MornyCoeur
 import com.google.gson.GsonBuilder
@@ -10,6 +8,7 @@ import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.SendMessage
 
+import scala.collection.mutable
 import scala.language.postfixOps
 
 object OnEventHackHandle extends EventListener {
@@ -39,7 +38,7 @@ object OnEventHackHandle extends EventListener {
 			else if hackers contains "[[]]" then (hackers remove "[[]]")get
 			else return false
 		logger debug s"hacked event by $x"
-		import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
+		import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 		MornyCoeur.extra exec SendMessage(
 			x.from_chat,
 			// language=html
@@ -53,9 +52,9 @@ object OnEventHackHandle extends EventListener {
 	override def onEditedMessage (using update: Update): Boolean =
 		onEventHacked(update.editedMessage.chat.id, update.editedMessage.from.id)
 	override def onChannelPost (using update: Update): Boolean =
-		onEventHacked(update.channelPost.chat.id, update.channelPost.from.id)
+		onEventHacked(update.channelPost.chat.id, 0)
 	override def onEditedChannelPost (using update: Update): Boolean =
-		onEventHacked(update.editedChannelPost.chat.id, update.editedChannelPost.from.id)
+		onEventHacked(update.editedChannelPost.chat.id, 0)
 	override def onInlineQuery (using update: Update): Boolean =
 		onEventHacked(0, update.inlineQuery.from.id)
 	override def onChosenInlineResult (using update: Update): Boolean =

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnQuestionMarkReply.scala

@@ -9,16 +9,23 @@ import scala.language.postfixOps
 
 object OnQuestionMarkReply extends EventListener {
 	
-	private def QUESTION_MARKS = Set('?', '？', '¿', '⁈', '⁇', '‽', '❔', '❓')
+	private val QUESTION_MARKS = Set('?', '？', '¿', '⁈', '⁇', '‽', '❔', '❓')
+	
+	def isAllMessageMark (using text: String): Boolean = {
+		var isAll = true
+		for (c <- text)
+			if !(QUESTION_MARKS contains c) then isAll = false
+		isAll
+	}
 	
 	override def onMessage (using event: Update): Boolean = {
 		
 		if event.message.text eq null then return false
 		
-		import cc.sukazyo.cono.morny.util.CommonRandom.probabilityTrue
-		if !probabilityTrue(8) then return false
-		for (c <- event.message.text toCharArray)
-			if !(QUESTION_MARKS contains c) then return false
+		import cc.sukazyo.cono.morny.util.UseMath.over
+		import cc.sukazyo.cono.morny.util.UseRandom.chance_is
+		if (1 over 8) chance_is false then return false
+		if !isAllMessageMark(using event.message.text) then return false
 		
 		MornyCoeur.extra exec SendMessage(
 			event.message.chat.id, event.message.text

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnTelegramCommand.scala

@@ -1,11 +1,11 @@
 package cc.sukazyo.cono.morny.bot.event
 
 import cc.sukazyo.cono.morny.bot.api.EventListener
-import cc.sukazyo.cono.morny.util.tgapi.InputCommand
-import com.pengrad.telegrambot.model.{Message, Update}
 import cc.sukazyo.cono.morny.Log.logger
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.bot.command.MornyCommands
+import cc.sukazyo.cono.morny.util.tgapi.InputCommand
+import com.pengrad.telegrambot.model.{Message, Update}
 
 object OnTelegramCommand extends EventListener {
 	
@@ -19,10 +19,10 @@ object OnTelegramCommand extends EventListener {
 		
 		if !_isCommandMessage(update.message) then return false
 		val inputCommand = InputCommand(update.message.text drop 1)
-		if (!(inputCommand.getCommand matches "^\\w+$"))
+		if (!(inputCommand.command matches "^\\w+$"))
 			logger debug "not command"
 			false
-		else if ((inputCommand.getTarget ne null) && (inputCommand.getTarget ne MornyCoeur.username))
+		else if ((inputCommand.target ne null) && (inputCommand.target != MornyCoeur.username))
 			logger debug "not morny command"
 			false
 		else

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnUserRandom.scala

@@ -9,21 +9,23 @@ import scala.language.postfixOps
 
 object OnUserRandom extends EventListener {
 
-	private val USER_OR_QUERY = "(.+)(?:还是|or)(.+)"r
-	private val USER_IF_QUERY = "(.+)[吗?|？]+$"r
+	private val USER_OR_QUERY = "^(.+)(?:还是|or)(.+)$"r
+	private val USER_IF_QUERY = "^(.+)(?:吗\\?|？|\\?|吗？)$"r
 	
 	override def onMessage(using update: Update): Boolean = {
 		
 		if update.message.text == null then return false
-		if update.message.text startsWith "/" then return false
+		if !(update.message.text startsWith "/") then return false
 		
-		import cc.sukazyo.cono.morny.util.CommonRandom.iif
+		import cc.sukazyo.cono.morny.util.UseRandom.rand_half
 		val query = update.message.text substring 1
 		val result: String|Null = query match
 			case USER_OR_QUERY(_con1, _con2) =>
-				if iif then _con1 else _con2
+				if rand_half then _con1 else _con2
 			case USER_IF_QUERY(_con) =>
-				(if iif then "不" else "") + _con
+				// for capability with [[OnQuestionMarkReply]]
+				if OnQuestionMarkReply.isAllMessageMark(using _con) then return false
+				(if rand_half then "不" else "") + _con
 			case _ => null
 		
 		if result == null then return false

src/main/scala/cc/sukazyo/cono/morny/bot/event/OnUserSlashAction.scala

@@ -2,9 +2,9 @@ package cc.sukazyo.cono.morny.bot.event
 
 import cc.sukazyo.cono.morny.MornyCoeur
 import cc.sukazyo.cono.morny.bot.api.EventListener
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramFormatter.*
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 import cc.sukazyo.cono.morny.util.UniversalCommand
-import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
-import cc.sukazyo.cono.morny.util.tgapi.formatting.TGToString
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.request.SendMessage
@@ -22,14 +22,24 @@ object OnUserSlashAction extends EventListener {
 		
 		if (text startsWith "/") {
 			
-			val actions = UniversalCommand format text
+			// there has to be some special conditions for DP7
+			// due to I have left DP7, I closed those special
+			// conditions.
+			// that is 2022, May 28th
+			// when one year goes, These code have rewrite with
+			// scala, those commented code is removed permanently.
+			// these message, here to remember the old DP7.
+			
+			val actions = UniversalCommand(text)
 			actions(0) = actions(0) substring 1
 			
 			actions(0)
 			
 			actions(0) match
+				// ignore Telegram command like
 				case TG_FORMAT(_) =>
 					return false
+				// ignore Path link
 				case x if x contains "/" => return false
 				case _ =>
 			
@@ -51,11 +61,11 @@ object OnUserSlashAction extends EventListener {
 			MornyCoeur.extra exec SendMessage(
 				update.message.chat.id,
 				"%s %s%s %s %s!".format(
-					(TGToString as origin) getSenderFirstNameRefHtml,
+					origin.sender_firstnameRefHTML,
 					h(v_verb), if hasObject then "" else "了",
 					if (origin == target)
-						s"<a href='tg://user?id=${(TGToString as target) getSenderId}'>自己</a>"
-					else (TGToString as target) getSenderFirstNameRefHtml,
+						s"<a href='tg://user?id=${origin.sender_id}'>自己</a>"
+					else target.sender_firstnameRefHTML,
 					if hasObject then h(v_object+" ") else ""
 				)
 			).parseMode(ParseMode HTML).replyToMessageId(update.message.messageId)

src/main/scala/cc/sukazyo/cono/morny/bot/query/MyInformation.scala

@@ -1,6 +1,6 @@
 package cc.sukazyo.cono.morny.bot.query
 
-import cc.sukazyo.cono.morny.util.tgapi.formatting.NamedUtils.inlineIds
+import cc.sukazyo.cono.morny.util.tgapi.formatting.NamingUtils.inlineQueryId
 import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramUserInformation
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.{InlineQueryResultArticle, InputTextMessageContent, ParseMode}
@@ -14,13 +14,13 @@ object MyInformation extends ITelegramQuery {
 	
 	override def query (event: Update): List[InlineQueryUnit[_]] | Null = {
 		
-		if ((event.inlineQuery.query ne null) || (event.inlineQuery.query nonEmpty)) return null
+		if !((event.inlineQuery.query eq null) || (event.inlineQuery.query isEmpty)) then return null
 		
 		List(
 			InlineQueryUnit(InlineQueryResultArticle(
-				inlineIds(ID_PREFIX), TITLE,
+				inlineQueryId(ID_PREFIX), TITLE,
 				new InputTextMessageContent(
-					TelegramUserInformation informationOutputHTML event.inlineQuery.from
+					TelegramUserInformation getFormattedInformation event.inlineQuery.from
 				).parseMode(ParseMode HTML)
 			)).isPersonal(true).cacheTime(10)
 		)

src/main/scala/cc/sukazyo/cono/morny/bot/query/RawText.scala

@@ -1,5 +1,5 @@
 package cc.sukazyo.cono.morny.bot.query
-import cc.sukazyo.cono.morny.util.tgapi.formatting.NamedUtils.inlineIds
+import cc.sukazyo.cono.morny.util.tgapi.formatting.NamingUtils.inlineQueryId
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.{InlineQueryResultArticle, InputTextMessageContent}
 
@@ -16,7 +16,7 @@ object RawText extends ITelegramQuery {
 		
 		List(
 			InlineQueryUnit(InlineQueryResultArticle(
-				inlineIds(ID_PREFIX, event.inlineQuery.query), TITLE,
+				inlineQueryId(ID_PREFIX, event.inlineQuery.query), TITLE,
 				InputTextMessageContent(event.inlineQuery.query)
 			))
 		)

src/main/scala/cc/sukazyo/cono/morny/bot/query/ShareToolBilibili.scala

@@ -1,8 +1,8 @@
 package cc.sukazyo.cono.morny.bot.query
 
 import cc.sukazyo.cono.morny.Log.logger
+import cc.sukazyo.cono.morny.util.tgapi.formatting.NamingUtils.inlineQueryId
 import cc.sukazyo.cono.morny.util.BiliTool
-import cc.sukazyo.cono.morny.util.tgapi.formatting.NamedUtils.inlineIds
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.{InlineQueryResultArticle, InputTextMessageContent, ParseMode}
 
@@ -60,11 +60,11 @@ object ShareToolBilibili extends ITelegramQuery {
 				
 				List(
 					InlineQueryUnit(InlineQueryResultArticle(
-						inlineIds(ID_PREFIX_BILI_AV+av), TITLE_BILI_AV+av,
+						inlineQueryId(ID_PREFIX_BILI_AV+av), TITLE_BILI_AV+av,
 						InputTextMessageContent(SHARE_FORMAT_HTML.format(link_av, id_av)).parseMode(ParseMode HTML)
 					)),
 					InlineQueryUnit(InlineQueryResultArticle(
-						inlineIds(ID_PREFIX_BILI_BV + bv), TITLE_BILI_BV + bv,
+						inlineQueryId(ID_PREFIX_BILI_BV + bv), TITLE_BILI_BV + bv,
 						InputTextMessageContent(SHARE_FORMAT_HTML.format(link_bv, id_bv)).parseMode(ParseMode HTML)
 					))
 				)

src/main/scala/cc/sukazyo/cono/morny/bot/query/ShareToolTwitter.scala

@@ -1,20 +1,19 @@
 package cc.sukazyo.cono.morny.bot.query
 
+import cc.sukazyo.cono.morny.util.tgapi.formatting.NamingUtils.inlineQueryId
 import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.model.request.InlineQueryResultArticle
 
-import cc.sukazyo.cono.morny.util.tgapi.formatting.NamedUtils.inlineIds
-
 import scala.language.postfixOps
 import scala.util.matching.Regex
 
 object ShareToolTwitter extends ITelegramQuery {
 	
-	val TITLE_VX = "[tweet] Share as VxTwitter"
-	val TITLE_VX_COMBINED = "[tweet] Share as VxTwitter(combination)"
-	val ID_PREFIX_VX = "[morny/share/twitter/vxtwi]"
-	val ID_PREFIX_VX_COMBINED = "[morny/share/twitter/vxtwi_combine]"
-	val REGEX_TWEET_LINK: Regex = "^(?:https?://)?((?:(?:c\\.)?vx|fx|www\\.)?twitter\\.com)/((\\w+)/status/(\\d+)(?:/photo/(\\d+))?)/?(\\?[\\w&=-]+)?$"r
+	private val TITLE_VX = "[tweet] Share as VxTwitter"
+	private val TITLE_VX_COMBINED = "[tweet] Share as VxTwitter(combination)"
+	private val ID_PREFIX_VX = "[morny/share/twitter/vxtwi]"
+	private val ID_PREFIX_VX_COMBINED = "[morny/share/twitter/vxtwi_combine]"
+	private val REGEX_TWEET_LINK: Regex = "^(?:https?://)?((?:(?:c\\.)?vx|fx|www\\.)?twitter\\.com)/((\\w+)/status/(\\d+)(?:/photo/(\\d+))?)/?(\\?[\\w&=-]+)?$"r
 	
 	override def query (event: Update): List[InlineQueryUnit[_]] | Null = {
 		
@@ -22,14 +21,14 @@ object ShareToolTwitter extends ITelegramQuery {
 		
 		event.inlineQuery.query match
 			
-			case REGEX_TWEET_LINK(_1, _2, _) =>
+			case REGEX_TWEET_LINK(_, _2, _, _, _, _) =>
 				List(
 					InlineQueryUnit(InlineQueryResultArticle(
-						inlineIds(ID_PREFIX_VX+event.inlineQuery.query), TITLE_VX,
+						inlineQueryId(ID_PREFIX_VX+event.inlineQuery.query), TITLE_VX,
 						s"https://vxtwitter.com/$_2"
 					)),
 					InlineQueryUnit(InlineQueryResultArticle(
-						inlineIds(ID_PREFIX_VX_COMBINED+event.inlineQuery.query), TITLE_VX_COMBINED,
+						inlineQueryId(ID_PREFIX_VX_COMBINED+event.inlineQuery.query), TITLE_VX_COMBINED,
 						s"https://c.vxtwitter.com/$_2"
 					))
 				)

src/main/scala/cc/sukazyo/cono/morny/daemon/MornyReport.scala

@@ -1,16 +1,16 @@
 package cc.sukazyo.cono.morny.daemon
 
 import cc.sukazyo.cono.morny.{MornyCoeur, MornyConfig}
-import cc.sukazyo.cono.morny.util.tgapi.event.EventRuntimeException
-import com.pengrad.telegrambot.request.{BaseRequest, SendMessage}
-import com.pengrad.telegrambot.response.BaseResponse
 import cc.sukazyo.cono.morny.Log.{exceptionLog, logger}
 import cc.sukazyo.cono.morny.bot.command.MornyInformation
+import cc.sukazyo.cono.morny.util.tgapi.event.EventRuntimeException
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramFormatter.*
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
 import com.google.gson.GsonBuilder
 import com.pengrad.telegrambot.model.request.ParseMode
 import com.pengrad.telegrambot.model.User
-import cc.sukazyo.cono.morny.util.tgapi.formatting.MsgEscape.escapeHtml as h
-import cc.sukazyo.cono.morny.util.tgapi.formatting.TGToString
+import com.pengrad.telegrambot.request.{BaseRequest, SendMessage}
+import com.pengrad.telegrambot.response.BaseResponse
 
 object MornyReport {
 	
@@ -25,7 +25,7 @@ object MornyReport {
 					s"""cannot execute report to telegram:
 					   |${exceptionLog(e) indent 4}
 					   |  tg-api response:
-					   |${(e.getResponse toString) indent 4}"""
+					   |${(e.response toString) indent 4}"""
 					.stripMargin
 		}
 	}
@@ -36,7 +36,7 @@ object MornyReport {
 			case api: EventRuntimeException.ActionFailed =>
 				// language=html
 				"\n\ntg-api error:\n<pre><code>%s</code></pre>"
-						.formatted(GsonBuilder().setPrettyPrinting().create.toJson(api.getResponse))
+						.formatted(GsonBuilder().setPrettyPrinting().create.toJson(api.response))
 			case _ => ""
 		executeReport(SendMessage(
 			MornyCoeur.config.reportToChat,
@@ -55,7 +55,7 @@ object MornyReport {
 			// language=html
 			s"""<b>▌User unauthenticated action</b>
 			   |action: ${h(action)}
-			   |by user ${(TGToString as user) fullnameRefHtml}"""
+			   |by user ${user.fullnameRefHTML}"""
 			.stripMargin
 		).parseMode(ParseMode HTML))
 	}
@@ -74,6 +74,7 @@ object MornyReport {
 		).parseMode(ParseMode HTML))
 	}
 	
+	//noinspection ScalaWeakerAccess
 	def sectionConfigFields (config: MornyConfig): String = {
 		val echo = StringBuilder()
 		for (field <- config.getClass.getFields) {
@@ -105,7 +106,7 @@ object MornyReport {
 	def onMornyExit (causedBy: AnyRef|Null): Unit = {
 		if unsupported then return
 		val causedTag = causedBy match
-			case u: User => (TGToString as u) fullnameRefHtml
+			case u: User => u.fullnameRefHTML
 			case n if n == null => "UNKNOWN reason"
 			case a: AnyRef => /*language=html*/ s"<code>${h(a.toString)}</code>"
 		executeReport(SendMessage(

src/main/scala/cc/sukazyo/cono/morny/data/MornyJrrp.scala

@@ -10,8 +10,8 @@ object MornyJrrp {
 		jrrp_v_xmomi(user.id, timestamp/(1000*60*60*24)) * 100.0
 	
 	private def jrrp_v_xmomi (identifier: Long, dayStamp: Long): Double =
-		import cc.sukazyo.cono.morny.util.CommonConvert.byteArrayToHex
-		import cc.sukazyo.cono.morny.util.CommonEncrypt.hashMd5
-		(java.lang.Long parseLong byteArrayToHex(hashMd5(s"$identifier@$dayStamp")).substring(0, 4)) / (0xffff toDouble)
+		import cc.sukazyo.cono.morny.util.CommonEncrypt.MD5
+		import cc.sukazyo.cono.morny.util.ConvertByteHex.toHex
+		java.lang.Long.parseLong(MD5(s"$identifier@$dayStamp").toHex.substring(0, 4), 16) / (0xffff toDouble)
 	
 }

src/main/scala/cc/sukazyo/cono/morny/data/ip186/IP186QueryHandler.scala

@@ -19,6 +19,7 @@ object IP186QueryHandler {
 		commonQuery(SITE_URL + ip, QUERY_PARAM_IP)
 	
 	@throws[IOException]
+	//noinspection ScalaWeakerAccess
 	def query_whois (domain: String): IP186Response =
 		commonQuery(SITE_URL+"whois/"+domain, QUERY_PARAM_WHOIS)
 	

src/main/scala/cc/sukazyo/cono/morny/internal/ScalaJavaConv.scala

@@ -1,12 +0,0 @@
-package cc.sukazyo.cono.morny.internal
-
-import scala.jdk.CollectionConverters._
-import scala.collection.immutable as simm
-import java.util as j
-
-object ScalaJavaConv {
-	
-	def jSetInteger2simm (data: j.Set[Integer]): simm.Set[Int] =
-		data.asScala.toSet.map(_.intValue)
-	
-}

src/main/scala/cc/sukazyo/cono/morny/util/BiliTool.scala

@@ -0,0 +1,119 @@
+package cc.sukazyo.cono.morny.util
+
+import cc.sukazyo.cono.morny.util.UseMath.**
+
+import scala.collection.mutable
+
+/** Utils about $Bilibili
+  *
+  * contains utils:
+  *   - av/BV converting:
+  *     - [[toAv]]
+  *     - [[toBv]]
+  *
+  * @define Bilibili [[https://bilibili.com Bilibili]]
+  *
+  * @define AvBvFormat
+  * === About AV/BV id format ===
+  * the AV id is a number; the BV id is a special 10 digits base58 number, it shows as String
+  * in programming.
+  *
+  * e.g. while the link ''`https://www.bilibili.com/video/BV17x411w7KC/`'' shows
+  * the same with ''`https://www.bilibili.com/video/av170001/`'', the AV id
+  * is __`170001`__, the BV id is __`BV17x411w7KC`__.
+  *
+  * @define AvBvSeeAlso [[https://www.zhihu.com/question/381784377/answer/1099438784 mcfx的回复: 如何看待 2020 年 3 月 23 日哔哩哔哩将稿件的「av 号」变更为「BV 号」？]]
+  * @todo Maybe make a class `AV`/`BV` and implement the parse in the class
+  */
+object BiliTool {
+	
+	private val V_CONV_XOR = 177451812L
+	private val V_CONV_ADD = 8728348608L
+	
+	private val BV_TABLE = "fZodR9XQDSUm21yCkr6zBqiveYah8bt4xsWpHnJE7jL5VG3guMTKNPAwcF"
+	private val TABLE_INT = BV_TABLE.length
+	private val BV_TABLE_REVERSED =
+		val mapping = mutable.HashMap.empty[Char, Int]
+		for (i <- BV_TABLE.indices) mapping += (BV_TABLE(i) -> i)
+		mapping.toMap
+	private val BV_TEMPLATE = "1  4 1 7  "
+	private val BV_TEMPLATE_FILTER = Array(9, 8, 1, 6, 2, 4)
+	
+	/** Error of illegal BV id.
+	  *
+	  * @constructor Build a error with illegal BV details.
+	  * @param bv the source illegal BV id.
+	  * @param reason why it is illegal.
+	  */
+	class IllegalFormatException private (bv: String, reason: String)
+			extends RuntimeException (s"`$bv is not a valid 10 digits base58 BV id: $reason`") {
+		
+		/** Error of illegal BV id, where the reason is the BV id is not 10 digits.
+		  *
+		  * @param bv the source of illegal BV id.
+		  * @param length the length of the illegal BV id.
+		  */
+		def this (bv: String, length: Int) =
+			this(bv, s"given length is $length")
+		
+		/** Error of illegal BV id, where the reason is the BV id contains non [[BV_TABLE base58 character]].
+		  *
+		  * @param bv the source of illegal BV id.
+		  * @param c the illegal character
+		  * @param location the index of the illegal character in the illegal BV id.
+		  */
+		def this (bv: String, c: Char, location: Int) =
+			this(bv, s"char `$c` is not in base58 char table (in position $location)")
+	}
+	
+	/** Convert an AV video id format to BV video id format for $Bilibili
+	  *
+	  * $AvBvFormat
+	  *
+	  * this method '''available while the __av-id < 2^27^__''', while it theoretically
+	  * available when the av-id < 2^30^. Meanwhile some digits of the BV id is a fixed
+	  * value (like the [[BV_TEMPLATE]] shows) -- input __bv__ can do not follow the format,
+	  * but it will almost certainly gives a wrong AV id (because the fixed number is not
+	  * processed at all!)
+	  *
+	  * @see $AvBvSeeAlso
+	  *
+	  * @param bv a BV id, which should be exactly 10 digits and all chars should be
+	  *           a legal base58 char (which means can be found in [[BV_TABLE]]).
+	  *           otherwise, an [[IllegalFormatException]] will be thrown.
+	  * @return an AV id which will shows the save video of input __bv__ in $Bilibili
+	  * @throws IllegalFormatException when the input __bv__ is not a legal 10 digits base58
+	  *                                formatted BV id.
+	  */
+	@throws[IllegalFormatException]
+	def toAv (bv: String): Long = {
+		var av = 0L
+		if (bv.length != 10) throw IllegalFormatException(bv, bv.length)
+		for (i <- BV_TEMPLATE_FILTER.indices) {
+			val _get = BV_TEMPLATE_FILTER(i)
+			val tableToken = BV_TABLE_REVERSED get bv(_get)
+			if tableToken isEmpty then throw IllegalFormatException(bv, bv(_get), _get)
+			av = av + (tableToken.get * (TABLE_INT**i).toLong)
+		}
+		(av - V_CONV_ADD) ^ V_CONV_XOR
+	}
+	
+	/** Convert an AV video format to a BV video format for $Bilibili.
+	  *
+	  * this method '''available while the __av-id < 2^27^__''', while it theoretically
+	  * available when the av-id < 2^30^.
+	  *
+	  * @param av an AV id.
+	  * @return a BV id which will shows the save video of input __av__ in $Bilibili
+	  */
+	def toBv (av: Long): String = {
+		val _av = (av^V_CONV_XOR)+V_CONV_ADD
+		val bv = Array(BV_TEMPLATE:_*)
+		for (i <- BV_TEMPLATE_FILTER.indices) {
+			import Math.{floor, pow}
+			bv(BV_TEMPLATE_FILTER(i)) = BV_TABLE( (floor(_av/(TABLE_INT**i)) % TABLE_INT) toInt )
+		}
+		String copyValueOf bv
+	}
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/CommonEncrypt.scala

@@ -0,0 +1,98 @@
+package cc.sukazyo.cono.morny.util
+
+import java.nio.charset.{Charset, StandardCharsets}
+import java.security.{MessageDigest, NoSuchAlgorithmException}
+
+/** Provides some re-encapsulated algorithm function, and some standard values in encrypting,
+  * and some normalized utils in processing something in encrypting.
+  *
+  * currently there's:
+  *   - standard value:
+  *     - [[ENCRYPT_STANDARD_CHARSET]] the standard [[Charset]] to parse between [[String]]
+  *       and [[Bin]] in encrypting.
+  *   - algorithm encapsulations:
+  *     - [[MD5]] (MD5 Message-Digest Algorithm)
+  *     - [[SHA1]] (Secure Hash Algorithm 1)
+  *     - [[SHA256]] (Secure Hash Algorithm 2: 256bit)
+  *     - [[SHA512]] (Secure Hash Algorithm 2: 512bit)
+  *   - normalized utils
+  *     - [[lint_base64FileName]] remove the .base64 file-extension for base64 text file
+  *
+  * @define WhenString2Bin
+  * [[String]] will encoded to [[Bin]] using [[Charset]] [[ENCRYPT_STANDARD_CHARSET]]
+  *
+  * @todo some tests
+  */
+object CommonEncrypt {
+	
+	/** the [[Charset]] should use when converting between [[String]]
+	  * and [[Bin]] in encrypting */
+	val ENCRYPT_STANDARD_CHARSET: Charset = StandardCharsets.UTF_8
+	
+	/** the alias of [[Array]]`[`[[Byte]]`]`.
+	  * means the binary data.
+	  */
+	//noinspection ScalaWeakerAccess
+	type Bin = Array[Byte]
+	
+	private def hash (data: Bin)(using algorithm: String): Bin =
+		try {
+			MessageDigest.getInstance(algorithm) digest data
+		} catch case n: NoSuchAlgorithmException =>
+			throw IllegalStateException(n)
+	
+	/** the [[https://en.wikipedia.org/wiki/MD5 MD5]] hash value of input [[Bin]] `data`. */
+	def MD5(data: Bin): Bin = hash(data)(using "md5")
+	/** the [[https://en.wikipedia.org/wiki/MD5 MD5]] hash value of input [[String]] `data`.
+	  *
+	  * $WhenString2Bin
+	  */
+	def MD5 (data: String): Bin = hash(data getBytes ENCRYPT_STANDARD_CHARSET)(using "md5")
+	
+	/** the [[https://en.wikipedia.org/wiki/SHA-1 SHA-1]] hash value of input [[Bin]] `data`. */
+	def SHA1 (data: Bin): Bin = hash(data)(using "sha1")
+	/** the [[https://en.wikipedia.org/wiki/SHA-1 SHA-1]] hash value of input [[String]] `data`.
+	  *
+	  * $WhenString2Bin
+	  */
+	def SHA1 (data: String): Bin = hash(data getBytes ENCRYPT_STANDARD_CHARSET)(using "sha1")
+	
+	/** the [[https://en.wikipedia.org/wiki/SHA-2 SHA-2/256]] hash value of input [[Bin]] `data`. */
+	def SHA256 (data: Bin): Bin = hash(data)(using "sha256")
+	/** the [[https://en.wikipedia.org/wiki/SHA-2 SHA-2/256]] hash value of input [[String]] `data`.
+	  *
+	  * $WhenString2Bin
+	  */
+	def SHA256 (data: String): Bin = hash(data getBytes ENCRYPT_STANDARD_CHARSET)(using "sha256")
+	
+	/** the [[https://en.wikipedia.org/wiki/SHA-2 SHA-2/512]] hash value of input [[Bin]] `data`. */
+	def SHA512 (data: Bin): Bin = hash(data)(using "sha512")
+	/** the [[https://en.wikipedia.org/wiki/SHA-2 SHA-2/512]] hash value of input [[String]] `data`.
+	  *
+	  * $WhenString2Bin
+	  */
+	def SHA512 (data: String): Bin = hash(data getBytes ENCRYPT_STANDARD_CHARSET)(using "sha512")
+	
+	/** Try get the filename before it got encrypted.
+	  *
+	  * It assumes the base64 encrypted file should keep the original file, and plus
+	  * a file-extension shows the file is base64 encrypted.
+	  *
+	  * Actually, the file will try find the following file-extension and drop it:
+	  *   - `.b64`
+	  *   - `.64.txt`
+	  *   - `.base64`
+	  *   - `.base64.txt`
+	  * if none of those found, it will do no process anymore.
+	  *
+	  * @param encrypted the file fullname (means filename with file-extension) of base64 encrypted file.
+	  * @return the file fullname removed the base64 file extension.
+	  */
+	def lint_base64FileName (encrypted: String): String = encrypted match
+		case i  if i  endsWith ".b64"        => i  dropRight ".b64".length
+		case ix if ix endsWith ".b64.txt"    => ix dropRight ".b64.txt".length
+		case l  if l  endsWith ".base64"     => l  dropRight ".base64".length
+		case lx if lx endsWith ".base64.txt" => lx dropRight ".base64.txt".length
+		case u => u
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/CommonFormat.scala

@@ -0,0 +1,76 @@
+package cc.sukazyo.cono.morny.util
+
+import java.time.{Instant, LocalDateTime, ZoneId, ZoneOffset}
+import java.time.format.DateTimeFormatter
+
+/** Some formatting (convert some data to some standard output type)
+  * methods normalized based on Morny's usage
+  *
+  * contains:
+  *   - [[DATE_TIME_PATTERN_FULL_MILLIS]] the standard date-time-millis [[String]] pattern format
+  *   - [[formatDate]] convert UTC time millis (and hour-offset time zone)
+  *                    to normalized date-time-millis [[String]]
+  *   - [[formatDuration]] convert millis duration to normalized duration [[String]]
+  *
+  */
+object CommonFormat {
+	
+	/** the standard date-time-millis [[String]] pattern format that Morny in use.
+	  *
+	  * pattern string is pattern of [[DateTimeFormatter]].
+	  */
+	//noinspection ScalaWeakerAccess
+	val DATE_TIME_PATTERN_FULL_MILLIS = "yyyy-MM-dd HH:mm:ss:SSS"
+	
+	/** the formatted date-time-millis [[String]].
+	  *
+	  * time is formatted by pattern [[DATE_TIME_PATTERN_FULL_MILLIS]].
+	  *
+	  * @param timestamp millis timestamp. timestamp should be UTC alignment.
+	  *
+	  * @param utcOffset the hour offset of the time zone, the time-zone controls
+	  *                  which local time describe will use.
+	  *
+	  *                  for example, timestamp [[0]] describes 1970-1-1 00:00:00 in
+	  *                  UTC+0, so, use the `timestamp` `0` and `utfOffset` `0` will
+	  *                  returns `"1970-1-1 00:00:00:000"`; however, at the same time,
+	  *                  in UTC+8, the local time is 1970-1-1 08:00:00:000, so use
+	  *                  the `timestamp` `0` and the `utcOffset` `8` will returns
+	  *                  `"1970-1-1 08:00:00:000"`
+	  *
+	  * @return the time-zone local date-time-millis [[String]] describes the timestamp.
+	  */
+	def formatDate (timestamp: Long, utcOffset: Int): String =
+		DateTimeFormatter.ofPattern(DATE_TIME_PATTERN_FULL_MILLIS).format(
+			LocalDateTime.ofInstant(
+				Instant.ofEpochMilli(timestamp),
+				ZoneId.ofOffset("UTC", ZoneOffset.ofHours(utcOffset))
+			)
+		)
+	
+	/** human readable [[String]] that describes the millis duration.
+	  *
+	  * {{{
+	  *	    scala> formatDuration(10)
+	  *	    val res0: String = 10ms
+	  *
+	  *	    scala> formatDuration(3000001)
+	  *	    val res1: String = 50min 0s 1ms
+	  *
+	  *	    scala> formatDuration(94179047901720L)
+	  *	    val res2: String = 1090035d 6h 38min 21s 720ms
+	  * }}}
+	  *
+	  * @param duration time duration, in milliseconds
+	  * @return time duration, human readable
+	  */
+	def formatDuration (duration: Long): String =
+		val sb = new StringBuilder()
+		if (duration > 1000 * 60 * 60 * 24) sb ++= (duration / (1000 * 60 * 60 * 24)).toString ++= "d "
+		if (duration > 1000 * 60 * 60) sb ++= (duration / (1000 * 60 * 60) % 24).toString ++= "h "
+		if (duration > 1000 * 60) sb ++= (duration / (1000 * 60) % 60).toString ++= "min "
+		if (duration > 1000) sb ++= (duration / 1000 % 60).toString ++= "s "
+		sb ++= (duration % 1000).toString ++= "ms"
+		sb toString
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/ConvertByteHex.scala

@@ -0,0 +1,55 @@
+package cc.sukazyo.cono.morny.util
+
+/** Added the [[toHex]] method to [[Byte]] and [[Array]]`[`[[Byte]]`]`.
+  *
+  * the [[toHex]] method will takes [[Byte]] as a binary byte and convert
+  * it to the hex [[String]] that can describe the binary byte. there are
+  * always 2 digits unsigned hex number.
+  *
+  * for example, byte `0` is binary `0000 0000`, it will be converted to
+  * `"00"`, and the byte `-1` is binary `1111 1111` which corresponding
+  * `"ff"`.
+  * {{{
+  *     scala> 0.toByte.toHex
+  *     val res6: String = 00
+  *
+  *     scala> 15.toByte.toHex
+  *     val res10: String = 0f
+  *
+  *     scala> -1.toByte.toHex
+  *     val res7: String = ff
+  * }}}
+  *
+  * while converting byte array, the order is: the 1st element of the array
+  * will be put most forward, then the following added to the tail of hex string.
+  * {{{
+  *     scala> Array[Byte](0, 1, 2, 3).toHex
+  *     val res5: String = 00010203
+  * }}}
+  *
+  */
+object ConvertByteHex {
+	
+	extension (b: Byte) {
+		
+		/** convert the binary of the [[Byte]] contains to hex string.
+		  * @see [[ConvertByteHex]]
+		  */
+		def toHex: String = (b >> 4 & 0xf).toHexString + (b & 0xf).toHexString
+		
+	}
+	
+	extension (data: Array[Byte]) {
+		
+		/** convert the binary of the [[Array]]`[`[[Byte]]`]` contains to hex string.
+		  *
+		  * @see [[ConvertByteHex]]
+		  */
+		def toHex: String =
+			val sb = StringBuilder()
+			for (b <- data) sb ++= (b toHex)
+			sb toString
+		
+	}
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/FileUtils.scala

@@ -0,0 +1,28 @@
+package cc.sukazyo.cono.morny.util
+
+import java.io.{FileInputStream, IOException}
+import java.security.{MessageDigest, NoSuchAlgorithmException}
+import scala.util.Using
+
+/**
+  * @todo docs
+  * @todo some tests?      
+  */
+object FileUtils {
+	
+	@throws[IOException|NoSuchAlgorithmException]
+	def getMD5Three (path: String): String = {
+		val buffer = Array.ofDim[Byte](8192)
+		var len = 0
+		val algo = MessageDigest.getInstance("MD5")
+		Using (FileInputStream(path)) { stream =>
+			len = stream.read(buffer)
+			while (len != -1)
+				algo update (buffer, 0, len)
+				len = stream.read(buffer)
+		}
+		import ConvertByteHex.toHex
+		algo.digest toHex
+	}
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/OkHttpPublic.scala

@@ -0,0 +1,13 @@
+package cc.sukazyo.cono.morny.util
+
+import okhttp3.MediaType
+
+/** some public values of [[okhttp3]] */
+object OkHttpPublic {
+	
+	/** predefined [[okhttp3]] [[MediaType]]s */
+	object MediaTypes:
+		/** [[MediaType]] of [[https://en.wikipedia.org/wiki/JSON JSON]]. using encoding ''UTF-8'' */
+		val JSON: MediaType = MediaType.get("application/json; charset=utf-8")
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/UniversalCommand.scala

@@ -0,0 +1,74 @@
+package cc.sukazyo.cono.morny.util
+
+import scala.collection.mutable.ArrayBuffer
+import scala.util.boundary
+
+/**
+  * @todo docs
+  * @todo maybe there can have some encapsulation
+  */
+object UniversalCommand {
+	
+	def apply (input: String): Array[String] = {
+		
+		val builder = ArrayBuffer.empty[String]
+		
+		extension (c: Char) {
+			private inline def isUnsupported: Boolean =
+				(c == '\n') || (c == '\r')
+			private inline def isSeparator: Boolean =
+				c == ' '
+			private inline def isQuote: Boolean =
+				(c == '\'') || (c == '"')
+			private inline def isEscapeChar: Boolean =
+				c == '\\'
+			private inline def escapableInQuote: Boolean =
+				c.isQuote || c.isEscapeChar
+			private inline def escapable: Boolean =
+				c.escapableInQuote || c.isSeparator
+		}
+		
+		var arg = StringBuilder()
+		var i = 0
+		while (i < input.length) {
+			if (input(i) isSeparator) {
+				if (arg nonEmpty) builder += arg.toString
+				arg = arg.empty
+			} else if (input(i) isQuote) {
+				val _inside_tag = input(i)
+				boundary { while (true) {
+					i=i+1
+					if (i >= input.length) throw IllegalArgumentException("UniversalCommand: unclosed quoted text")
+					if (input(i) == _inside_tag)
+						boundary.break()
+					else if (input(i) isUnsupported)
+						throw IllegalArgumentException("UniversalCommand: unsupported new-line")
+					else if (input(i) isQuote)
+						throw IllegalArgumentException("UniversalCommand: mixed \" and ' used")
+					else if (input(i) isEscapeChar)
+						if (i+1 >= input.length) throw IllegalArgumentException("UniversalCommand: \\ in the end")
+						if (input(i+1) escapableInQuote)
+							i=i+1
+						arg += input(i)
+					else
+						arg += input(i)
+				}}
+			} else if (input(i) isUnsupported) {
+				throw IllegalArgumentException("UniversalCommand: unsupported new-line")
+			} else if (input(i) isEscapeChar) {
+				if (i + 1 >= input.length) throw IllegalArgumentException("UniversalCommand: \\ in the end")
+				if (input(i+1) escapable)
+					i=i+1
+				arg += input(i)
+			} else {
+				arg += input(i)
+			}
+			i = i + 1
+		}
+		if (arg nonEmpty) builder += arg.toString
+		
+		builder toArray
+		
+	}
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/UseMath.scala

@@ -0,0 +1,19 @@
+package cc.sukazyo.cono.morny.util
+
+import scala.annotation.targetName
+
+/** @todo some tests */
+object UseMath {
+	
+	extension (self: Int) {
+		
+		def over (other: Int): Double = self.toDouble / other
+		
+	}
+	
+	extension (self: Int) {
+		@targetName("pow")
+		def ** (other: Int): Double = Math.pow(self, other)
+	}
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/UseRandom.scala

@@ -0,0 +1,33 @@
+package cc.sukazyo.cono.morny.util
+
+import scala.language.implicitConversions
+import scala.util.Random
+
+/**
+  * @todo some tests maybe?
+  * @todo use the using clauses to provide random instance
+  */
+object UseRandom {
+	
+	class ChancePossibility[T <: Any] (val one: T) (using possibility: Double) {
+		def nor[U] (another: U): T|U =
+			if Random.nextDouble < possibility then one else another
+	}
+	
+	given Conversion[ChancePossibility[Boolean], Boolean] with
+		def apply(in: ChancePossibility[Boolean]): Boolean = in nor !in.one
+	
+	extension (num: Double) {
+		
+		def chance_is[T <: Any] (one: T): ChancePossibility[T] =
+			ChancePossibility(one)(using num)
+		
+	}
+	
+	def rand_half: Boolean = Random.nextBoolean
+	
+	def rand_id: String =
+		import ConvertByteHex.toHex
+		Random nextBytes 6 toHex
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/package.scala

@@ -0,0 +1,22 @@
+package cc.sukazyo.cono.morny
+
+/** Utils that [[cc.sukazyo.cono.morny]]'s code used.
+  *
+  * contains:
+  *   - [[tgapi Telegram API/Utils Extras]]
+  *   - extensions of language standard
+  *     - [[CommonEncrypt]] re-encapsulated some encrypt algorithms, and some normalized while encrypting.
+  *     - [[CommonFormat]] provides some format methods normalized based on Morny usage standard.
+  *     - [[ConvertByteHex]] extensions [[Byte]] and so on, make it easier converting binary data in it to a hex string.
+  *     - [[UseMath]] scala style to make Math function easier to use
+  *     - [[UseRandom]] scala style to use Random to generate something
+  *   - external library extras
+  *     - [[OkHttpPublic]] defines some static value for [[okhttp3]]
+  *   - useful misc utils
+  *     - [[FileUtils]] contains some easy-to-use file action.
+  *     - [[UniversalCommand]] provides a easy way to get an args array from a string input.
+  *   - others
+  *     - [[BiliTool about Bilibili]]
+  *
+  */
+package object util {}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/ExtraAction.java

@@ -32,7 +32,7 @@ public class ExtraAction {
 	public <T extends BaseRequest<T, R>, R extends BaseResponse> R exec (T req, String errorMessage) {
 		final R resp = bot.execute(req);
 		if (!resp.isOk()) throw new EventRuntimeException.ActionFailed(
-				(errorMessage.equals("") ? String.valueOf(resp.errorCode()) : errorMessage),
+				(errorMessage.isEmpty() ? String.valueOf(resp.errorCode()) : errorMessage),
 				resp
 		);
 		return resp;

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/InputCommand.scala

@@ -0,0 +1,31 @@
+package cc.sukazyo.cono.morny.util.tgapi
+
+import cc.sukazyo.cono.morny.util.UniversalCommand
+
+class InputCommand private (
+		val target: String|Null,
+		val command: String,
+		val args: Array[String]
+) {
+	
+	override def toString: String =
+		s"{{$command}@{$target}#{${args.mkString}}"
+	
+}
+
+object InputCommand {
+	
+	def apply (input: Array[String]): InputCommand = {
+		val _ex = input(0) split ("@", 2)
+		val _args = input drop 1
+		new InputCommand(
+			if _ex.length == 1 then null else _ex(1),
+			_ex(0),
+			_args
+		)
+	}
+	
+	def apply (input: String): InputCommand =
+		InputCommand(UniversalCommand(input))
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/Standardize.scala

@@ -0,0 +1,9 @@
+package cc.sukazyo.cono.morny.util.tgapi
+
+object Standardize {
+	
+	val CHANNEL_SPEAKER_MAGIC_ID = 136817688
+	
+	val MASK_BOTAPI_ID: Long = -1000000000000
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/event/EventRuntimeException.scala

@@ -0,0 +1,9 @@
+package cc.sukazyo.cono.morny.util.tgapi.event
+
+import com.pengrad.telegrambot.response.BaseResponse
+
+class EventRuntimeException (message: String) extends RuntimeException(message)
+
+object EventRuntimeException {
+	class ActionFailed (message: String, val response: BaseResponse) extends EventRuntimeException(message)
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/formatting/NamingUtils.scala

@@ -0,0 +1,11 @@
+package cc.sukazyo.cono.morny.util.tgapi.formatting
+
+import cc.sukazyo.cono.morny.util.CommonEncrypt
+import cc.sukazyo.cono.morny.util.ConvertByteHex.toHex
+
+object NamingUtils {
+	
+	def inlineQueryId (tag: String, taggedData: String = ""): String =
+		CommonEncrypt.MD5(tag+taggedData) toHex
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/formatting/TelegramFormatter.scala

@@ -0,0 +1,86 @@
+package cc.sukazyo.cono.morny.util.tgapi.formatting
+
+import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
+import cc.sukazyo.cono.morny.util.tgapi.Standardize.MASK_BOTAPI_ID
+import com.pengrad.telegrambot.model.{Chat, Message, User}
+import com.pengrad.telegrambot.model.Chat.Type
+
+object TelegramFormatter {
+	
+	extension (chat: Chat) {
+		
+		def safe_name: String = chat.`type` match
+			case Type.Private => _connectName(chat.firstName, chat.lastName)
+			case _ => chat.title
+		
+		def safe_linkHTML: String =
+			if (chat.username == null)
+				chat.`type` match
+					// language=html
+					case Type.Private => s"<a href='${_link_user(chat.id)}'>@[u:${chat.id}]</a>"
+					// language=html
+					case _ => s"<a href='${_link_chat(chat.id_tdLib)}'>@[c/${chat.id}]</a>"
+			else s"@${h(chat.username)}"
+		
+		//noinspection ScalaWeakerAccess
+		def safe_firstnameRefHTML: String =
+			chat.`type` match
+				// language=html
+				case Type.Private => s"<a href='${_link_user(chat.id)}'>${h(chat.firstName)}</a>"
+				// language=html
+				case _ => s"<a href='${_link_chat(chat.id_tdLib)}'>${h(chat.title)}</a>"
+		
+		//noinspection ScalaWeakerAccess
+		def id_tdLib: Long =
+			if chat.id < 0 then (chat.id - MASK_BOTAPI_ID)abs else chat.id
+		
+		def typeTag: String = chat.`type` match
+			case Type.Private => "🔒"
+			case Type.group => "💭"
+			case Type.supergroup => "💬"
+			case Type.channel => "📢"
+		
+	}
+	
+	extension (user: User) {
+		
+		//noinspection ScalaWeakerAccess
+		def fullname: String = _connectName(user.firstName, user.lastName)
+		
+		def fullnameRefHTML: String =
+			// language=html
+			s"<a href='${_link_user(user.id)}'>${h(user.fullname)}</a>"
+		
+		//noinspection ScalaWeakerAccess
+		def firstnameRefHTML: String =
+			// language=html
+			s"<a href='${_link_user(user.id)}'>${h(user.firstName)}</a>"
+		
+		def toLogTag: String =
+			(if (user.username == null) user.fullname + " " else "@" + user.username)
+					+ "[" + user.id + "]"
+		
+	}
+	
+	extension (m: Message) {
+		
+		def sender_id: Long =
+			if m.senderChat == null then m.from.id else m.senderChat.id
+		
+		def sender_firstnameRefHTML: String =
+			if (m.senderChat == null)
+				m.from.firstnameRefHTML
+			else m.senderChat.safe_firstnameRefHTML
+		
+	}
+	
+	private inline def _link_user (id: Long): String =
+		s"tg://user?id=$id"
+	
+	private inline def _link_chat (id: Long): String =
+		s"https://t.me/c/$id"
+	
+	private inline def _connectName (firstName: String, lastName: String): String =
+		firstName + (if lastName == null then "" else " " + lastName)
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/formatting/TelegramParseEscape.scala

@@ -0,0 +1,12 @@
+package cc.sukazyo.cono.morny.util.tgapi.formatting
+
+object TelegramParseEscape {
+	
+	def escapeHtml (input: String): String =
+		var process = input
+		process = process.replaceAll("&", "&")
+		process = process.replaceAll("<", "&lt;")
+		process = process.replaceAll(">", "&gt;")
+		process
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/formatting/TelegramUserInformation.scala

@@ -0,0 +1,67 @@
+package cc.sukazyo.cono.morny.util.tgapi.formatting
+
+import com.pengrad.telegrambot.model.User
+import okhttp3.{OkHttpClient, Request}
+
+import java.io.IOException
+import scala.util.matching.Regex
+import scala.util.Using
+
+object TelegramUserInformation {
+	
+	private val DC_QUERY_SOURCE_SITE = "https://t.me/"
+	private val DC_QUERY_PROCESSOR_REGEX: Regex = "(cdn[1-9]).tele(sco.pe|gram-cdn.org)"r
+	
+	private val httpClient = OkHttpClient()
+	
+	@throws[IllegalArgumentException|IOException]
+	def getDataCenterFromUser (username: String): String = {
+		val request = Request.Builder().url(DC_QUERY_SOURCE_SITE + username).build
+		Using (httpClient.newCall(request) execute) { response =>
+			val body = response.body
+			if body eq null then "<empty-upstream-response>"
+			else DC_QUERY_PROCESSOR_REGEX.findFirstMatchIn(body.string) match
+				case Some(res) => res.group(1)
+				case None => "<no-cdn-information>"
+		} get
+	}
+	
+	def getFormattedInformation (user: User): String = {
+		import TelegramParseEscape.escapeHtml as h
+		
+		val userInfo = StringBuilder()
+		
+		userInfo ++= // language=html
+				s"""userid :
+				   |- <code>${user.id}</code>"""
+				.stripMargin
+		userInfo ++= {
+			if (user.username eq null) // language=html
+				s"""
+				   |username : <u>null</u>
+				   |datacenter : <u>not supported</u>"""
+						.stripMargin
+			else // language=html
+				s"""
+				   |username :
+				   |- <code>${h(user.username)}</code>
+				   |datacenter :
+				   |- <code>${h(getDataCenterFromUser(user.username))}</code>"""
+				.stripMargin
+		}
+		userInfo ++= // language=html
+				s"""
+				   |display name :
+				   |- <code>${h(user.firstName)}</code>${if user.lastName ne null then s"\n- <code>${h(user.lastName)}</code>" else ""}"""
+				.stripMargin
+		if (user.languageCode ne null) userInfo ++= // language=html
+				s"""
+				   |language-code :
+				   |- <code>${user.languageCode}</code>"""
+				.stripMargin
+		
+		userInfo toString
+		
+	}
+	
+}

src/main/scala/cc/sukazyo/cono/morny/util/tgapi/package.scala

@@ -0,0 +1,4 @@
+package cc.sukazyo.cono.morny.util
+
+/** @todo docs */
+package object tgapi {}

src/test/java/cc/sukazyo/cono/morny/MornyCLI.java

@@ -1,18 +0,0 @@
-package cc.sukazyo.cono.morny;
-
-import cc.sukazyo.cono.morny.util.UniversalCommand;
-
-import java.util.*;
-
-public class MornyCLI {
-	
-	public static void main (String[] args) {
-		
-		System.out.print("$ java -jar morny-coeur-"+MornySystem.VERSION_FULL()+".jar " );
-		String x;
-		try (Scanner line = new Scanner(System.in)) { x = line.nextLine(); }
-		ServerMain.main(UniversalCommand.format(x));
-		
-	}
-	
-}

src/test/java/cc/sukazyo/cono/morny/daemon/TestMedicationTimer.java

@@ -1,36 +0,0 @@
-package cc.sukazyo.cono.morny.daemon;
-
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.provider.CsvSource;
-
-import java.time.ZoneOffset;
-import java.time.ZonedDateTime;
-import java.util.Set;
-
-import static cc.sukazyo.cono.morny.internal.ScalaJavaConv.jSetInteger2simm;
-
-public class TestMedicationTimer {
-	
-	@ParameterizedTest
-	@CsvSource(textBlock = """
-			2022-11-13T13:14:35.000+08, +08, 2022-11-13T19:00:00+08
-			2022-11-13T13:14:35.174+02, +02, 2022-11-13T19:00:00+02
-			1998-02-01T08:14:35.871+08, +08, 1998-02-01T19:00:00+08
-			2022-11-13T00:00:00.000-01, -01, 2022-11-13T07:00:00-01
-			2022-11-21T19:00:00.000+00, +00, 2022-11-21T21:00:00+00
-			2022-12-31T21:00:00.000+00, +00, 2023-01-01T07:00:00+00
-			2125-11-18T23:45:27.062+00, +00, 2125-11-19T07:00:00+00
-			""")
-	void testCalcNextRoutineTimestamp (ZonedDateTime base, ZoneOffset zoneHour, ZonedDateTime expected)
-	throws IllegalArgumentException {
-		final Set<Integer> at = Set.of(7, 19, 21);
-		System.out.println("base.toInstant().toEpochMilli() = " + base.toInstant().toEpochMilli());
-		Assertions.assertEquals(
-				expected.toInstant().toEpochMilli(),
-				MedicationTimer.calcNextRoutineTimestamp(base.toInstant().toEpochMilli(), zoneHour, jSetInteger2simm(at))
-		);
-		System.out.println(" ok");
-	}
-	
-}

src/test/java/cc/sukazyo/cono/morny/util/TestBiliTool.java

@@ -1,30 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.provider.CsvSource;
-
-import static cc.sukazyo.cono.morny.util.BiliTool.*;
-
-public class TestBiliTool {
-	
-	private static final String AV_BV_DATA_CSV = """
-			17x411w7KC, 170001
-			1Q541167Qg, 455017605
-			1mK4y1C7Bz, 882584971
-			1T24y197V2, 688730800
-			""";
-	
-	@ParameterizedTest
-	@CsvSource(textBlock = AV_BV_DATA_CSV)
-	void testAvToBv (String bv, int av) {
-		Assertions.assertEquals(bv, toBv(av));
-	}
-	
-	@ParameterizedTest
-	@CsvSource(textBlock = AV_BV_DATA_CSV)
-	void testBvToAv (String bv, int av) {
-		Assertions.assertEquals(av, toAv(bv));
-	}
-	
-}

src/test/java/cc/sukazyo/cono/morny/util/TestCommonConvert.java

@@ -1,47 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.provider.CsvSource;
-import org.junit.jupiter.params.provider.EnumSource;
-
-import static cc.sukazyo.cono.morny.util.CommonConvert.byteArrayToHex;
-import static cc.sukazyo.cono.morny.util.CommonConvert.byteToHex;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
-public class TestCommonConvert {
-	
-	@ParameterizedTest
-	@CsvSource(textBlock = """
-			0x00, 00
-			0x01, 01
-			0x20, 20
-			0x77, 77
-			-0x60, a0
-			0x0a, 0a
-			-0x01, ff
-			-0x05, fb
-			"""
-	)
-	void testByteToHex(byte source, String expected) {
-		assertEquals(expected, byteToHex(source));
-	}
-	
-	public enum TestByteArrayToHexSource {
-		$1(new T(new byte[]{0x00}, "00")),
-		$2(new T(new byte[]{(byte)0xff}, "ff")),
-		$3(new T(new byte[]{(byte)0xc3}, "c3")),
-		$4(new T(new byte[]{}, "")),
-		$5(new T(new byte[]{0x30,0x0a,0x00,0x04,(byte)0xb0,0x00}, "300a0004b000")),
-		$6(new T(new byte[]{0x00,0x00,0x0a,(byte)0xff,(byte)0xfc,(byte)0xab,(byte)0x00,0x04}, "00000afffcab0004")),
-		$7(new T(new byte[]{0x00,0x7c,0x11,0x28,(byte)0x88,(byte)0xa6,(byte)0xfc,0x30}, "007c112888a6fc30"));
-		public record T (byte[] raw, String expected) {}
-		public final T value;
-		TestByteArrayToHexSource (T value) { this.value = value; }
-	}
-	@ParameterizedTest
-	@EnumSource
-	void testByteArrayToHex (TestByteArrayToHexSource source) {
-		assertEquals(source.value.expected, byteArrayToHex(source.value.raw));
-	}
-	
-}

src/test/java/cc/sukazyo/cono/morny/util/TestCommonEncrypt.java

@@ -1,23 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.provider.CsvSource;
-
-import static cc.sukazyo.cono.morny.util.CommonConvert.byteArrayToHex;
-import static cc.sukazyo.cono.morny.util.CommonEncrypt.*;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
-public class TestCommonEncrypt {
-	
-	@ParameterizedTest
-	@SuppressWarnings("UnnecessaryStringEscape")
-	@CsvSource(textBlock = """
-			28be57d368b75051da76c068a6733284, '莲子'
-			9644c5cbae223013228cd528817ba4f5, '莲子\n'
-			d41d8cd98f00b204e9800998ecf8427e, ''
-			""")
-	void testHashMd5_String (String md5, String text) {
-		assertEquals(md5, byteArrayToHex(hashMd5(text)));
-	}
-	
-}

src/test/java/cc/sukazyo/cono/morny/util/TestCommonFormat.java

@@ -1,36 +0,0 @@
-package cc.sukazyo.cono.morny.util;
-
-import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.provider.CsvSource;
-
-import static cc.sukazyo.cono.morny.util.CommonFormat.*;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
-public class TestCommonFormat {
-	
-	@ParameterizedTest
-	@CsvSource(textBlock = """
-			1664646870402, 8, 2022-10-02 01:54:30:402
-			1, 8, 1970-01-01 08:00:00:001
-			0, -1, 1969-12-31 23:00:00:000
-			"""
-	)
-	void testFormatDate (long timestamp, int utfOffset, String expectedHumanReadableTime) {
-		assertEquals(expectedHumanReadableTime, formatDate(timestamp, utfOffset));
-	}
-	
-	@ParameterizedTest
-	@CsvSource(textBlock = """
-			100, '100ms'
-			3000, '3s 0ms'
-			326117522, '3d 18h 35min 17s 522ms'
-			53373805, 14h 49min 33s 805ms
-			""")
-//			-1, '-1ms'					// WARN: maybe sometime an unexpected usage
-//			-194271974291, '-291ms'		//
-//			""")						//
-	void testFormatDuration (long durationMillis, String humanReadableDuration) {
-		assertEquals(humanReadableDuration, formatDuration(durationMillis));
-	}
-	
-}

src/test/scala/cc/sukazyo/cono/morny/MornyCLI.scala

@@ -0,0 +1,12 @@
+package cc.sukazyo.cono.morny
+
+import cc.sukazyo.cono.morny.util.UniversalCommand
+
+import scala.io.StdIn
+
+@main def MornyCLI (): Unit = {
+	
+	print("$ java -jar morny-coeur-\"+MornySystem.VERSION_FULL+\".jar ")
+	ServerMain main UniversalCommand(StdIn readLine)
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/MornyTests.scala

@@ -0,0 +1,10 @@
+package cc.sukazyo.cono.morny.test
+
+import org.scalatest.freespec.AnyFreeSpec
+import org.scalatest.matchers.should
+
+abstract class MornyTests extends AnyFreeSpec with should.Matchers {
+	
+	val pending_val = "[not-implemented]"
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/BiliToolTest.scala

@@ -0,0 +1,68 @@
+package cc.sukazyo.cono.morny.test.utils
+
+import cc.sukazyo.cono.morny.test.MornyTests
+import org.scalatest.prop.TableDrivenPropertyChecks
+
+import scala.util.Random
+
+class BiliToolTest extends MornyTests with TableDrivenPropertyChecks {
+	
+	private val examples = Table(
+		("bv", "av"),
+		("17x411w7KC", 170001L),
+		("1Q541167Qg", 455017605L),
+		("1mK4y1C7Bz", 882584971L),
+		("1T24y197V2", 688730800L),
+	)
+	
+	forAll (examples) { (bv, av) => s"while using av$av/BV$bv :" - {
+		import cc.sukazyo.cono.morny.util.BiliTool.{toAv, toBv}
+		"av to bv works" in { toBv(av) shouldEqual bv }
+		"bv to av works" in { toAv(bv) shouldEqual av }
+	}}
+	
+	"BV with unsupported length :" - {
+		import cc.sukazyo.cono.morny.util.BiliTool.{toAv, IllegalFormatException}
+		val examples = Table(
+			"bv",
+			"12345",
+			"12345678",
+			"123456789",
+//			"1234567890", length 10 which is supported
+			"1234567890a",
+			"1234567890ab",
+			"1234567890abcdef"
+		)
+		forAll(examples) { bv =>
+			s"length ${bv.length} should throws IllegalFormatException" in:
+				an [IllegalFormatException] should be thrownBy toAv(bv)
+		}
+	}
+	
+	"BV with special character :" - {
+		val examples = Table(
+			("bv"        , "contains_special"),
+			("1mK4O1C7Bz", "O"),
+			("1m04m1C7Bz", "0"),
+			("1mK4O1I7Bz", "I"),
+			("1mK4O1C7Bl", "l"),
+			("1--4O1C7Bl", "[symbols]")
+		)
+		import cc.sukazyo.cono.morny.util.BiliTool.{toAv, IllegalFormatException}
+		forAll(examples) { (bv, with_sp) =>
+			s"'$with_sp' should throws IllegalFormatException" in:
+				an [IllegalFormatException] should be thrownBy toAv(bv)
+		}
+	}
+	
+	"av/bv converting should be reversible" in {
+		for (_ <- 1 to 20) {
+			val rand_av = Random.between(0, 999999999L)
+			import cc.sukazyo.cono.morny.util.BiliTool.{toAv, toBv}
+			val my_bv = toBv(rand_av)
+			toAv(my_bv) shouldEqual rand_av
+			toBv(toAv(my_bv)) shouldEqual my_bv
+		}
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/CommonEncryptTest.scala

@@ -0,0 +1,33 @@
+package cc.sukazyo.cono.morny.test.utils
+
+import cc.sukazyo.cono.morny.test.MornyTests
+import org.scalatest.prop.TableDrivenPropertyChecks
+
+class CommonEncryptTest extends MornyTests with TableDrivenPropertyChecks {
+	
+	"while doing hash :" - {
+		
+		val examples = Table(
+			("md5"                             , "text"),
+			("28be57d368b75051da76c068a6733284", "莲子"),
+			("9644c5cbae223013228cd528817ba4f5", "莲子\n"),
+			("d41d8cd98f00b204e9800998ecf8427e", "")
+		)
+		
+		import cc.sukazyo.cono.morny.util.CommonEncrypt.MD5
+		import cc.sukazyo.cono.morny.util.ConvertByteHex.toHex
+		forAll (examples) { (md5, text) =>
+			s"while hashing text \"$text\" :" - {
+				
+				s"the MD5 value should be $md5" in { MD5(text).toHex shouldEqual md5 }
+				
+				"other algorithms" in pending
+				
+			}
+		}
+		
+		s"while hashing binary file $pending_val" in pending
+		
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/CommonFormatTest.scala

@@ -0,0 +1,46 @@
+package cc.sukazyo.cono.morny.test.utils
+
+import cc.sukazyo.cono.morny.test.MornyTests
+import cc.sukazyo.cono.morny.util.CommonFormat.{formatDate, formatDuration}
+import org.scalatest.prop.TableDrivenPropertyChecks
+
+class CommonFormatTest extends MornyTests with TableDrivenPropertyChecks {
+	
+	"while using #formatDate :" - {
+		
+		val examples = Table(
+			("time_text"              , "timestamp", "zone_offset"),
+			("2022-10-02 01:54:30:402", 1664646870402L, 8),
+			("1970-01-01 08:00:00:001", 1L, 8),
+			("1969-12-31 23:00:00:000", 0L, -1),
+		)
+		
+		forAll(examples) { (time_text, timestamp, zone_offset) =>
+			s"time $time_text in TimeZone($zone_offset) should be UTC timestamp $timestamp" in:
+				formatDate(timestamp, zone_offset) shouldEqual time_text
+		}
+		
+	}
+	
+	"while using #formatDuration :" - {
+		
+		val examples = Table(
+			("time_millis", "duration_text"),
+			(100L         , "100ms"),
+			(3000L        , "3s 0ms"),
+			(326117522L   , "3d 18h 35min 17s 522ms"),
+			(53373805L    , "14h 49min 33s 805ms"),
+			(3600001L     , "1h 0min 0s 1ms")
+		)
+		
+		forAll(examples) { (time_millis, duration_text) =>
+			
+			s"duration ($time_millis) millis should be formatted to '$duration_text'" in:
+				formatDuration(time_millis) shouldEqual duration_text
+				0 should equal (0)
+			
+		}
+		
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/ConvertByteHexTest.scala

@@ -0,0 +1,45 @@
+package cc.sukazyo.cono.morny.test.utils
+
+import cc.sukazyo.cono.morny.test.MornyTests
+import org.scalatest.prop.TableDrivenPropertyChecks
+
+class ConvertByteHexTest extends MornyTests with TableDrivenPropertyChecks {
+	
+	private val examples_hex = Table(
+		("byte"      , "hex"),
+		( 0x00 toByte, "00"),
+		( 0x01 toByte, "01"),
+		( 0x20 toByte, "20"),
+		( 0x77 toByte, "77"),
+		(-0x60 toByte, "a0"),
+		( 0x0a toByte, "0a"),
+		(-0x01 toByte, "ff"),
+		( 0xfb toByte, "fb"),
+	)
+	
+	"while using Byte#toHex :" - forAll (examples_hex) ((byte, hex) => {
+		s"byte ($byte) should be hex '$hex''" in {
+			import cc.sukazyo.cono.morny.util.ConvertByteHex.toHex
+			(byte toHex) shouldEqual hex
+		}
+	})
+	
+	private val examples_hexs = Table(
+		("bytes", "hex"),
+		(Array[Byte](0x00), "00"),
+		(Array[Byte](0xff toByte), "ff"),
+		(Array[Byte](0xc3 toByte), "c3"),
+		(Array[Byte](), ""),
+		(Array[Byte](0x30,0x0a,0x00,0x04,0xb0.toByte,0x00), "300a0004b000"),
+		(Array[Byte](0x00,0x00,0x0a,0xff.toByte,0xfc.toByte,0xab.toByte,0x00.toByte,0x04), "00000afffcab0004"),
+		(Array[Byte](0x00,0x7c,0x11,0x28,0x88.toByte,0xa6.toByte,0xfc.toByte,0x30), "007c112888a6fc30"),
+	)
+	
+	"while using Array[Byte]#toHex :" - forAll(examples_hexs) ((bytes, hex) => {
+		s"byte array(${bytes mkString ","}) should be hex string $hex" in {
+			import cc.sukazyo.cono.morny.util.ConvertByteHex.toHex
+			(bytes toHex) shouldEqual hex
+		}
+	})
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/FileUtilsTest.scala

@@ -0,0 +1,9 @@
+package cc.sukazyo.cono.morny.test.utils
+
+import cc.sukazyo.cono.morny.test.MornyTests
+
+class FileUtilsTest extends MornyTests {
+	
+	"while getting the MD5 hash of a file :" in pending
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/UniversalCommandTest.scala

@@ -0,0 +1,75 @@
+package cc.sukazyo.cono.morny.test.utils
+
+import cc.sukazyo.cono.morny.test.MornyTests
+import org.scalatest.matchers.should.Matchers
+import org.scalatest.prop.TableDrivenPropertyChecks
+
+class UniversalCommandTest extends MornyTests with Matchers with TableDrivenPropertyChecks {
+	
+	"while formatting command from String :" - {
+		
+		import cc.sukazyo.cono.morny.util.UniversalCommand as Cmd
+		
+		raw"args should be separated by (\u0020) ascii-space" in:
+			Cmd("a b c delta e") shouldEqual Array("a", "b", "c", "delta", "e");
+		"args should not be separated by non-ascii spaces" in:
+			Cmd("tests ダタ　セト") shouldEqual Array("tests", "ダタ　セト");
+		"multiple ascii-spaces should not generate empty arg in middle" in:
+			Cmd("tests    some  of data") shouldEqual Array("tests", "some", "of", "data");
+		
+		"""texts and ascii-spaces in '' should grouped in one arg""" in:
+			Cmd("""tests 'data set'""") shouldEqual Array("tests", "data set");
+		"""texts and ascii-spaces in "" should grouped in one arg""" in :
+			Cmd("""tests "data  set"""") shouldEqual Array("tests", "data  set");
+		"""mixed ' and " should throws IllegalArgumentsException""" in:
+			an [IllegalArgumentException] should be thrownBy Cmd("""tests "data set' "of it'""");
+		"with ' not closed should throws IllegalArgumentException" in:
+			an [IllegalArgumentException] should be thrownBy Cmd("""use 'it """);
+		
+		raw"\ should escape itself" in:
+			Cmd(raw"input \\data") shouldEqual Array("input", "\\data");
+		raw"\ should escape ascii-space, makes it processed as a normal character" in:
+			Cmd(raw"input data\ set") shouldEqual Array("input", "data set");
+		raw"\ should escape ascii-space, makes it can be an arg body" in:
+			Cmd(raw"input \  some-thing") shouldEqual Array("input", " ", "some-thing");
+		raw"""\ should escape "", makes it processed as a normal character""" in :
+			Cmd(raw"""use \"inputted""") shouldEqual Array("use", "\"inputted");
+		raw"\ should escape '', makes it processed as a normal character" in:
+			Cmd(raw"use \'inputted") shouldEqual Array("use", "'inputted");
+		raw"\ should escape itself which inside a quoted scope" in:
+			Cmd(raw"use 'quoted \\ body'") shouldEqual Array("use", "quoted \\ body");
+		raw"""\ should escape " which inside a "" scope""" in:
+			Cmd(raw"""in "quoted \" body" body""") shouldEqual Array("in", "quoted \" body", "body");
+		raw"""\ should escape ' which inside a "" scope""" in :
+			Cmd(raw"""in "not-quoted \' body" body""") shouldEqual Array("in", "not-quoted ' body", "body");
+		raw"""\ should escape ' which inside a '' scope""" in :
+			Cmd(raw"""in 'quoted \' body' body""") shouldEqual Array("in", "quoted ' body", "body");
+		raw"""\ should escape " which inside a ' scope""" in :
+			Cmd(raw"""in 'not-quoted \" body' body""") shouldEqual Array("in", "not-quoted \" body", "body");
+		raw"\ should not escape ascii-space which inside a quoted scope" in:
+			Cmd(raw"""'quoted \ do not escape' did""") shouldEqual Array(raw"quoted \ do not escape", "did");
+		raw"with \ in the end should throws IllegalArgumentException" in:
+			an [IllegalArgumentException] should be thrownBy Cmd("something error!\\");
+		
+		"with multi-line input should throws IllegalArgumentException" in:
+			an [IllegalArgumentException] should be thrownBy Cmd("something will\nhave a new line");
+		
+		val example_special_character = Table(
+			"char",
+			"　",
+			"\t",
+			"\\t",
+			"\\a",
+			"/",
+			"&&",
+			"\\u1234",
+		)
+		forAll(example_special_character) { char =>
+			s"input with special character ($char) should keep origin like" in {
+				Cmd(s"$char dataset data[$char]contains parsed") shouldEqual
+						Array(char, "dataset", s"data[$char]contains", "parsed")
+			}
+		}
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/tgapi/InputCommandTest.scala

@@ -0,0 +1,22 @@
+package cc.sukazyo.cono.morny.test.utils.tgapi
+
+import cc.sukazyo.cono.morny.test.MornyTests
+
+class InputCommandTest extends MornyTests {
+	
+	"while create new InputCommand :" - {
+		
+		s"while input is $pending_val:" - {
+			
+			s"command should be $pending_val" in pending
+			s"target should be $pending_val" in pending
+			
+			"args array should always exists" in pending
+			
+			s"args should parsed to array $pending_val" in pending
+			
+		}
+		
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/tgapi/formatting/NamingUtilsTest.scala

@@ -0,0 +1,27 @@
+package cc.sukazyo.cono.morny.test.utils.tgapi.formatting
+
+import cc.sukazyo.cono.morny.test.MornyTests
+
+class NamingUtilsTest extends MornyTests {
+	
+	"while generating inline query result id :" - {
+		
+		"while not use no data :" - {
+			
+			"(different tag) should return different id" in pending
+			"(same tag) should return the same id" in pending
+			
+		}
+		
+		"while use data :" - {
+			
+			"(same tag) with (same data) should return the same id" in pending
+			"(same tag) with (different data) should return different id" in pending
+			"(different tag) with (same data) should return different id" in pending
+			"change tag and data position should return different id" in pending
+			
+		}
+		
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/tgapi/formatting/TelegramFormatterTest.scala

@@ -0,0 +1,9 @@
+package cc.sukazyo.cono.morny.test.utils.tgapi.formatting
+
+import cc.sukazyo.cono.morny.test.MornyTests
+
+class TelegramFormatterTest extends MornyTests {
+	
+	"some test" in pending
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/tgapi/formatting/TelegramParseEscapeTest.scala

@@ -0,0 +1,25 @@
+package cc.sukazyo.cono.morny.test.utils.tgapi.formatting
+
+import cc.sukazyo.cono.morny.test.MornyTests
+
+class TelegramParseEscapeTest extends MornyTests {
+	
+	"while escape HTML document :" - {
+		
+		import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramParseEscape.escapeHtml as h
+		val any_other = "0ir0Q*%_\"ir[0\"#*I%T\"I{EtjpJGI{\")#W*IT}P%*IH#){#NIJB9-/q{$(Jg'9m]q|MH4j0hq}|+($NR{')}}"
+		
+		"& must be escaped" in:
+				h("a & b") shouldEqual "a & b"
+		"< and > must be escaped" in:
+				h("<data-error>") shouldEqual "&lt;data-error&gt;"
+		"& and < and > must all be escaped" in:
+				h("<some-a> && <some-b>") shouldEqual "&lt;some-a&gt; &amp;&amp; &lt;some-b&gt;"
+		"space and count should be kept" in:
+				h("\t<<<<  \n") shouldEqual "\t&lt;&lt;&lt;&lt;  \n"
+		"any others should kept origin like" in:
+				h(any_other) shouldEqual any_other
+		
+	}
+	
+}

src/test/scala/cc/sukazyo/cono/morny/test/utils/tgapi/formatting/TelegramUserInformationTest.scala

@@ -0,0 +1,26 @@
+package cc.sukazyo.cono.morny.test.utils.tgapi.formatting
+
+import cc.sukazyo.cono.morny.test.MornyTests
+import org.scalatest.prop.TableDrivenPropertyChecks
+import org.scalatest.tagobjects.{Network, Slow}
+
+class TelegramUserInformationTest extends MornyTests with TableDrivenPropertyChecks {
+	
+	private val examples_telegram_cdn = Table(
+		("username", "cdn"),
+		("Eyre_S", "cdn5"),
+	)
+	
+	forAll(examples_telegram_cdn) ((username, cdn) => s"while user is @$username :" - {
+		
+		import cc.sukazyo.cono.morny.util.tgapi.formatting.TelegramUserInformation.*
+		
+		s"datacenter should be $cdn" taggedAs (Slow, Network) in:
+			getDataCenterFromUser(username) shouldEqual cdn
+		
+		"formatted data should as expected" in:
+			pending
+		
+	})
+	
+}

src/test/scala/live/LiveMain.scala

@@ -0,0 +1,9 @@
+package live
+
+import cc.sukazyo.cono.morny.test.utils.BiliToolTest
+
+@main def LiveMain (args: String*): Unit = {
+	
+	org.scalatest.run(BiliToolTest())
+	
+}