From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Etil <81570777+etil2jz@users.noreply.github.com>
Date: Sun, 19 Sep 2021 17:27:45 +0200
Subject: [PATCH] (Purpur) Add ping command


diff --git a/src/main/java/net/minecraft/commands/Commands.java b/src/main/java/net/minecraft/commands/Commands.java
index 6fec6a47538da4c0c5a4505e9bedf492bb3376dd..d1f2e3e88e43e33e51120d9b23cf23caa68a66d1 100644
--- a/src/main/java/net/minecraft/commands/Commands.java
+++ b/src/main/java/net/minecraft/commands/Commands.java
@@ -198,6 +198,7 @@ public class Commands {
             SetPlayerIdleTimeoutCommand.register(this.dispatcher);
             StopCommand.register(this.dispatcher);
             WhitelistCommand.register(this.dispatcher);
+			xyz.arthurb.mirai.command.PingCommand.register(this.dispatcher); // Purpur
         }
 
         if (environment.includeIntegrated) {
diff --git a/src/main/java/xyz/arthurb/mirai/MiraiConfig.java b/src/main/java/xyz/arthurb/mirai/MiraiConfig.java
index 50392b3056d1cc10d9c59353bfa8edda3bab85f4..4d63701729f472645119d7381b7db2c32b4ad4e4 100644
--- a/src/main/java/xyz/arthurb/mirai/MiraiConfig.java
+++ b/src/main/java/xyz/arthurb/mirai/MiraiConfig.java
@@ -204,5 +204,14 @@ public class MiraiConfig {
 	private static void protocolLib() {
 		fixProtocolLib = getBoolean("settings.fix-protocollib", fixProtocolLib);
 	}
+	
+	public static String pingCommandOutput = "<green>%s's ping is %sms";
+	
+	// add new command outputs above ^
+	
+	private static void messages() {
+		pingCommandOutput = getString("settings.messages.ping-command-output", pingCommandOutput);
+	}
+	// add new command outputs above ^
 
 }
\ No newline at end of file
diff --git a/src/main/java/xyz/arthurb/mirai/command/PingCommand.java b/src/main/java/xyz/arthurb/mirai/command/PingCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..483e8c4b50494f58607758bbfce9ec43db66a8dc
--- /dev/null
+++ b/src/main/java/xyz/arthurb/mirai/command/PingCommand.java
@@ -0,0 +1,32 @@
+package xyz.arthurb.mirai.command;
+
+import com.mojang.brigadier.CommandDispatcher;
+import net.minecraft.commands.CommandSourceStack;
+import net.minecraft.commands.Commands;
+import net.minecraft.commands.arguments.EntityArgument;
+import net.minecraft.server.level.ServerPlayer;
+import xyz.arthurb.mirai.MiraiConfig;
+import org.bukkit.craftbukkit.util.CraftChatMessage;
+
+import java.util.Collection;
+import java.util.Collections;
+
+public class PingCommand {
+    public static void register(CommandDispatcher<CommandSourceStack> dispatcher) {
+        dispatcher.register(Commands.literal("ping")
+                .requires((listener) -> listener.hasPermission(2))
+                .executes((context) -> execute(context.getSource(), Collections.singleton(context.getSource().getPlayerOrException())))
+                .then(Commands.argument("targets", EntityArgument.players())
+                        .executes((context) -> execute(context.getSource(), EntityArgument.getPlayers(context, "targets")))
+                )
+        ).setPermission("bukkit.command.ping");
+    }
+
+    private static int execute(CommandSourceStack sender, Collection<ServerPlayer> targets) {
+        for (ServerPlayer player : targets) {
+            String output = String.format(MiraiConfig.pingCommandOutput, player.getGameProfile().getName(), player.latency);
+            sender.sendSuccess(output, false);
+        }
+        return targets.size();
+    }
+}
\ No newline at end of file