feat(runtime): implement console.log global

feat(runtime): implement console.log global

pom.xml

@@ -25,8 +25,8 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>8</source>
-                    <target>8</target>
+                    <source>9</source>
+                    <target>9</target>
                 </configuration>
             </plugin>
             <plugin>

src/main/java/io/customrealms/jsplugin/JsPlugin.java

@@ -38,7 +38,8 @@ private void setup() {
             // Add globals to the runtime
             this.server_commands,
             new BukkitEvents(this.java_plugin, logger),
-            new Scheduler(this.java_plugin, logger)
+            new Scheduler(this.java_plugin, logger),
+            new Console(logger)
         );
     }
 

src/main/java/io/customrealms/runtime/globals/Console.java

@@ -0,0 +1,58 @@
+package io.customrealms.runtime.globals;
+
+import io.customrealms.runtime.Global;
+import io.customrealms.runtime.Logger;
+
+import javax.script.Bindings;
+import java.util.*;
+
+public class Console implements Global {
+    /**
+     * The logger for the runtime
+     */
+    private final Logger logger;
+
+    public Console(Logger logger) {
+        this.logger = logger;
+    }
+
+    public void init(Bindings bindings) {
+        HashMap<String, Object> console = new HashMap<>();
+        console.put("log", new JSFunction(this::jsConsoleLog));
+        console.put("warn", new JSFunction(this::jsConsoleWarn));
+        console.put("error", new JSFunction(this::jsConsoleError));
+
+        bindings.put("console", console);
+    }
+
+    /**
+     * Releases all the values tying the runtime to the plugin
+     */
+    public void release() {}
+
+    private static String joinLogArgs(Object[] args) {
+        StringBuilder str = new StringBuilder();
+        for (int i = 0; i < args.length; i++) {
+            if (i > 0) {
+                str.append("\t");
+            }
+            str.append(args[i]);
+        }
+        return str.toString();
+    }
+
+    private Object jsConsoleLog(Object thiz, Object... args) {
+        this.logger.log(Logger.LogType.LOG, Console.joinLogArgs(args));
+        return null;
+    }
+
+    private Object jsConsoleWarn(Object thiz, Object... args) {
+        this.logger.log(Logger.LogType.WARNING, Console.joinLogArgs(args));
+        return null;
+    }
+
+    private Object jsConsoleError(Object thiz, Object... args) {
+        this.logger.log(Logger.LogType.ERROR, Console.joinLogArgs(args));
+        return null;
+    }
+}

src/main/java/io/customrealms/runtime/globals/JSFunction.java

@@ -0,0 +1,109 @@
+package io.customrealms.runtime.globals;
+
+import org.openjdk.nashorn.api.scripting.JSObject;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Set;
+
+public class JSFunction implements JSObject {
+    public interface Runnable {
+        Object call(Object thiz, Object... args);
+    }
+
+    private final Runnable runnable;
+
+    public JSFunction(Runnable runnable) {
+        this.runnable = runnable;
+    }
+
+    @Override
+    public Object call(Object thiz, Object... args) {
+        return this.runnable.call(thiz, args);
+    }
+
+    @Override
+    public Object newObject(Object... args) {
+        return null;
+    }
+
+    @Override
+    public Object eval(String s) {
+        return null;
+    }
+
+    @Override
+    public Object getMember(String name) {
+        return null;
+    }
+
+    @Override
+    public Object getSlot(int index) {
+        return null;
+    }
+
+    @Override
+    public boolean hasMember(String name) {
+        return false;
+    }
+
+    @Override
+    public boolean hasSlot(int slot) {
+        return false;
+    }
+
+    @Override
+    public void removeMember(String name) {
+
+    }
+
+    @Override
+    public void setMember(String name, Object value) {
+
+    }
+
+    @Override
+    public void setSlot(int index, Object value) {
+
+    }
+
+    @Override
+    public Set<String> keySet() {
+        return Set.of();
+    }
+
+    @Override
+    public Collection<Object> values() {
+        return List.of();
+    }
+
+    @Override
+    public boolean isInstance(Object instance) {
+        return false;
+    }
+
+    @Override
+    public boolean isInstanceOf(Object clazz) {
+        return false;
+    }
+
+    @Override
+    public String getClassName() {
+        return "Function";
+    }
+
+    @Override
+    public boolean isFunction() {
+        return true;
+    }
+
+    @Override
+    public boolean isStrictFunction() {
+        return false;
+    }
+
+    @Override
+    public boolean isArray() {
+        return false;
+    }
+}