add logback logging and compatability. Also test Ping command.

app/build.gradle.kts

@@ -14,6 +14,9 @@ plugins {
 repositories {
     // Use Maven Central for resolving dependencies.
     mavenCentral()
+    maven {
+        url = uri("https://git.tomatentum.net/api/packages/tueem/maven")
+    }
 }
 
 dependencies {
@@ -23,16 +26,23 @@ dependencies {
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 
     // This dependency is used by the application.
-    implementation(libs.guava)
     implementation(libs.javacord)
     implementation(libs.dotenv)
-    implementation(libs.log4j)
+    implementation(libs.slf4j)
+    implementation(libs.logback)
+    implementation(libs.log4jtoslf4j)
+    implementation(libs.jultoslf4j)
+    implementation(libs.jline)
+
+    implementation(libs.marinaralib)
+    implementation(libs.marinarajavacord)
+
 }
 
 // Apply a specific Java toolchain to ease working on different environments.
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(21)
+        languageVersion = JavaLanguageVersion.of(23)
     }
 }
 

app/src/main/java/net/tomatentum/tomatenmusic3/App.java

@@ -1,54 +1,43 @@
 package net.tomatentum.tomatenmusic3;
 
-import org.apache.logging.log4j.Level;
+import java.io.IOException;
-import org.apache.logging.log4j.LogManager;
+
-import org.apache.logging.log4j.Logger;
-import org.apache.logging.log4j.core.config.Configurator;
-import org.apache.logging.log4j.core.config.builder.api.AppenderComponentBuilder;
-import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilder;
-import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilderFactory;
-import org.apache.logging.log4j.core.config.builder.api.RootLoggerComponentBuilder;
-import org.apache.logging.log4j.core.config.builder.impl.BuiltConfiguration;
 import org.javacord.api.DiscordApi;
 import org.javacord.api.DiscordApiBuilder;
 import org.javacord.api.entity.intent.Intent;
+import org.jline.terminal.Terminal;
+import org.jline.terminal.TerminalBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
+import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.LoggerContext;
 import io.github.cdimascio.dotenv.Dotenv;
+import net.tomatentum.marinara.Marinara;
+import net.tomatentum.marinara.wrapper.javacord.JavacordWrapper;
+import net.tomatentum.tomatenmusic3.command.PingCommand;
 
 public class App {
 
-    public static void main(String[] args) {  
+    public static void main(String[] args) {
         new App().connect();  
     }
 
-    private static String LOGGERPATTERN = "%-22d{dd MMM yyyy HH:mm:ss} (%t) [%c{3}] %p: %m%n";
-
     private Config config;
     private DiscordApi client;
-    private Logger logger;
+    private Logger logger = LoggerFactory.getLogger(getClass());
+    private Terminal terminal;
+
+    private Marinara marinara;
 
     private App() {
         Dotenv env = Dotenv.configure().ignoreIfMissing().load();
         this.config = new Config(env);
-        initLogger();
-    }
 
-    private void initLogger() {
+        LoggerContext loggerctx = (LoggerContext) LoggerFactory.getILoggerFactory();
-        ConfigurationBuilder<BuiltConfiguration> builder = ConfigurationBuilderFactory.newConfigurationBuilder();
+        if (config.isDevelopment())
-        AppenderComponentBuilder cbuilder = 
+            loggerctx.getLogger("root").setLevel(Level.DEBUG);
-                builder.newAppender("Console", "Console")
+        initJline();
-                .add(builder
-                    .newLayout("PatternLayout")
-                    .addAttribute("pattern", LOGGERPATTERN)
-            );
-        RootLoggerComponentBuilder rlbuilder = 
-            builder.newRootLogger(config.isDevelopment() ? Level.DEBUG : Level.INFO)
-            .add(builder.newAppenderRef("Console"));
-
-        BuiltConfiguration logconf = builder.add(cbuilder).add(rlbuilder).build();
-
-        Configurator.reconfigure(logconf);
-        logger = LogManager.getLogger(this);
     }
 
     public void connect() {
@@ -56,9 +45,24 @@ public class App {
             .setToken(config.token())
             .addIntents(Intent.GUILD_VOICE_STATES)
             .login().join();
-        logger.log(Level.INFO, "connected as {}", client.getYourself().getName());
+        initMarinara();
+        logger.info("connected as {}", client.getYourself().getName());
     }
 
+    private void initJline() {
+        try {
+            this.terminal = TerminalBuilder.terminal();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        JlineAppender.Terminal = this.terminal;
+    }
 
+    private void initMarinara() {
+        this.marinara = Marinara.load(new JavacordWrapper(client));
 
+        marinara.getRegistry().addInteractions(new PingCommand());
+        
+        marinara.getRegistry().registerCommands();
+    }
 }

app/src/main/java/net/tomatentum/tomatenmusic3/JlineAppender.java

@@ -0,0 +1,21 @@
+package net.tomatentum.tomatenmusic3;
+
+import java.io.PrintWriter;
+
+import org.jline.terminal.Terminal;
+
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.core.ConsoleAppender;
+
+public class JlineAppender extends ConsoleAppender<ILoggingEvent> {
+
+    public static Terminal Terminal;
+
+    @Override
+    protected void append(ILoggingEvent event) {
+        PrintWriter terminalWriter = Terminal.writer();
+        terminalWriter.write(new String(super.encoder.encode(event)));
+        terminalWriter.flush();
+    }
+    
+}

app/src/main/java/net/tomatentum/tomatenmusic3/command/PingCommand.java

@@ -0,0 +1,27 @@
+package net.tomatentum.tomatenmusic3.command;
+
+import java.time.Duration;
+import java.time.Instant;
+
+import org.javacord.api.entity.message.MessageFlag;
+import org.javacord.api.interaction.SlashCommandInteraction;
+
+import net.tomatentum.marinara.interaction.InteractionHandler;
+import net.tomatentum.marinara.interaction.commands.annotation.SlashCommand;
+
+public class PingCommand implements InteractionHandler {
+    
+    @SlashCommand(
+        name = "ping",
+        description = "Tests bot's connection."
+    )
+    public void execPing(SlashCommandInteraction interaction) {
+        Duration ping = Duration.between(interaction.getCreationTimestamp(), Instant.now());
+        interaction.createImmediateResponder()
+            .append("Pong! " + ping.toMillis() + "ms")
+            .setFlags(MessageFlag.EPHEMERAL)
+            .respond().join();
+
+    }
+
+}

app/src/main/resources/logback.xml

@@ -0,0 +1,11 @@
+<configuration>
+  <appender name="jline" class="net.tomatentum.tomatenmusic3.JlineAppender">
+    <encoder>
+      <pattern>%d{STRICT} %-30.-30t %-56([%boldWhite(%logger{40})]) %highlight(%p): %msg%n</pattern>
+    </encoder>
+  </appender>
+
+  <root level="info">
+    <appender-ref ref="jline" />
+  </root>
+</configuration>

gradle/libs.versions.toml

@@ -6,13 +6,23 @@ guava = "33.0.0-jre"
 junit-jupiter = "5.10.2"
 javacord = "3.8.0"
 dotenv = "3.0.0"
-log4j = "2.24.1"
+logback = "1.5.15"
+slf4j = "2.0.16"
+log4jtoslf4j = "2.24.3"
+jultoslf4j = "2.0.16"
+jline = "3.26.3"
+marinara = "1.0.0-RC1-9d88ca9"
 
 [libraries]
 guava = { module = "com.google.guava:guava", version.ref = "guava" }
 junit-jupiter = { module = "org.junit.jupiter:junit-jupiter", version.ref = "junit-jupiter" }
 javacord = { module = "org.javacord:javacord", version.ref = "javacord" }
 dotenv = { module = "io.github.cdimascio:dotenv-java", version.ref = "dotenv"}
-log4j = { module = "org.apache.logging.log4j:log4j-core", version.ref = "log4j"}
+logback = { module = "ch.qos.logback:logback-classic", version.ref = "logback"}
-
+slf4j = { module = "org.slf4j:slf4j-api", version.ref = "slf4j"}
+log4jtoslf4j = { module = "org.apache.logging.log4j:log4j-to-slf4j", version.ref = "log4jtoslf4j"}
+jultoslf4j = { module = "org.slf4j:jul-to-slf4j", version.ref = "jultoslf4j"}
+jline = { module = "org.jline:jline", version.ref = "jline"}
 
+marinaralib = { module = "net.tomatentum.Marinara:lib-dev", version.ref = "marinara"}
+marinarajavacord = { module = "net.tomatentum.Marinara:wrapper-javacord-dev", version.ref = "marinara"}