it didn't work

src/main/java/spigey/asteroide/commands/FuckServerCommand.java

@@ -1,23 +1,27 @@
 package spigey.asteroide.commands;
 
 import com.mojang.brigadier.builder.LiteralArgumentBuilder;
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
 import meteordevelopment.meteorclient.MeteorClient;
 import meteordevelopment.meteorclient.commands.Command;
 import meteordevelopment.meteorclient.commands.Commands;
 import meteordevelopment.meteorclient.events.world.TickEvent;
 import meteordevelopment.meteorclient.utils.misc.text.MeteorClickEvent;
 import meteordevelopment.meteorclient.utils.player.ChatUtils;
+import meteordevelopment.meteorclient.utils.player.InvUtils;
+import meteordevelopment.meteorclient.utils.world.BlockUtils;
 import meteordevelopment.orbit.EventHandler;
 import net.minecraft.command.CommandSource;
 import net.minecraft.item.Items;
 import net.minecraft.text.*;
 import net.minecraft.util.Formatting;
+import net.minecraft.util.math.BlockPos;
 
 import static java.lang.Thread.sleep;
 import static meteordevelopment.meteorclient.MeteorClient.mc;
 import static meteordevelopment.meteorclient.utils.world.BlockUtils.place;
-import static spigey.asteroide.util.CommandBlock;
 import static com.mojang.brigadier.Command.SINGLE_SUCCESS;
+import static spigey.asteroide.util.*;
 
 public class FuckServerCommand extends Command {
     public FuckServerCommand() {
@@ -30,7 +34,7 @@ public void build(LiteralArgumentBuilder<CommandSource> builder) {
         builder.executes(context -> {
             assert mc.player != null;
             if(!mc.player.getAbilities().creativeMode){error("You need to be in creative mode to use this command"); return SINGLE_SUCCESS;}
-            CommandBlock(Items.REPEATING_COMMAND_BLOCK, "/say hi", 1);
+            CommandBlock(Items.REPEATING_COMMAND_BLOCK, "/kill @e[name=!" + mc.getSession().getUsername() + "]", 1);
             this.tick = 5;
             error("Please note that this does not work if command blocks are disabled on this server");
             MeteorClient.EVENT_BUS.subscribe(this);
@@ -39,15 +43,26 @@ public void build(LiteralArgumentBuilder<CommandSource> builder) {
     }
 
     @EventHandler
-    private void onTick(TickEvent.Post event){
+    private void onTick(TickEvent.Post event) throws CommandSyntaxException {
         if(this.tick > 0){this.tick--; return;} // don't execute when it's not done waiting
         if(this.tick == -1){return;} // disable when on -1
-        ChatUtils.sendMsg(Text.literal("Are you sure you want to fuck the server using command blocks?\n"));
-        ChatUtils.sendMsg(ConfirmButton());
+        assert mc.player != null;
+        place(mc.player.getBlockPos().up(2));
+        give(itemstack(Items.AIR));
+        msg("/gamerule doImmediateRespawn false");
+        msg("/gamerule commandBlockOutput false");
         this.tick = -1; // -1 when done
     }
 
-    private MutableText ConfirmButton(){
+    private void place(BlockPos blockPos) {
+        assert mc.world != null;
+        if(mc.world.getBlockState(blockPos).getBlock().asItem() != Items.REPEATING_COMMAND_BLOCK){
+            BlockUtils.place(blockPos, InvUtils.findInHotbar(Items.REPEATING_COMMAND_BLOCK), 50, false);
+        }
+    }
+
+
+    /* private MutableText ConfirmButton(){
         MutableText Button = Text.literal("[YES]");
         MutableText Message = Text.literal("This will repeatedly kill every entity including you.");
         Message.setStyle(Message.getStyle().withFormatting(Formatting.GRAY));
@@ -62,5 +77,5 @@ private MutableText ConfirmButton(){
                 Message
             )));
         return Button;
-    }
+     } */
 }