Add BroadcastCommand

src/main/java/me/kkdevs/broadcaster/BroadcastCommand.java

@@ -0,0 +1,30 @@
+package me.kkdevs.broadcaster;
+
+import cn.nukkit.Server;
+import cn.nukkit.command.Command;
+import cn.nukkit.command.CommandSender;
+
+import static me.kkdevs.broadcaster.Loader.*;
+
+public class BroadcastCommand extends Command {
+    public BroadcastCommand() {
+        super("broadcast", "Broadcasting command", "/broadcast <you message>");
+        this.setPermission("broadcast");
+    }
+
+    @Override
+    public boolean execute(CommandSender sender, String s, String[] args) {
+        if (args.length > 0) {
+            String message = "";
+            for (int i = 1; i < args.length; i++) {
+                message += args[i] + " ";
+            }
+
+            Server.getInstance().broadcastMessage(config.getString("prefix", "") + message);
+            return true;
+        } else {
+            sender.sendMessage("§l§c>§f Usе: " + this.usageMessage);
+        }
+        return false;
+    }
+}

src/main/java/me/kkdevs/broadcaster/Loader.java

@@ -22,6 +22,7 @@ public void onEnable() {
 
         this.registerListeners();
         Server.getInstance().getScheduler().scheduleRepeatingTask(this, new UpdaterTask(), 20 * config.getInt("updateTime", 90));
+        Server.getInstance().getCommandMap().register("", new BroadcastCommand());
     }
 
     private void registerListeners() {

src/main/resources/plugin.yml

@@ -2,4 +2,8 @@ name: Broadcaster
 main: me.kkdevs.broadcaster.Loader
 version: "1.0"
 api: "1.0.9"
-author: kkdevs
+author: kkdevs
+
+permissions:
+  broadcast:
+    default: op