added grant tag

src/me/rockyhawk/commandpanels/interaction/commands/CommandRunner.java

@@ -26,6 +26,7 @@ public class CommandRunner {
         resolvers.add(new SessionTag());
         resolvers.add(new DataTag());
         resolvers.add(new ChatTag());
+        resolvers.add(new GrantTag());
         resolvers.add(new ServerTag());
         resolvers.add(new MessageTag());
         resolvers.add(new GiveTag());

src/me/rockyhawk/commandpanels/interaction/commands/tags/GrantTag.java

@@ -0,0 +1,48 @@
+package me.rockyhawk.commandpanels.interaction.commands.tags;
+
+import me.rockyhawk.commandpanels.Context;
+import me.rockyhawk.commandpanels.interaction.commands.CommandTagResolver;
+import me.rockyhawk.commandpanels.session.Panel;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+import org.bukkit.permissions.PermissionAttachment;
+
+public class GrantTag implements CommandTagResolver {
+
+    @Override
+    public boolean isCorrectTag(String tag) {
+        return tag.startsWith("[grant]");
+    }
+
+    @Override
+    public void handle(Context ctx, Panel panel, Player player, String raw, String command) {
+        Bukkit.getScheduler().runTask(ctx.plugin, () -> {
+            // Split arguments
+            String[] parts = command.split("\\s+", 2);
+
+            if (parts.length < 2) {
+                ctx.text.sendError(player, "Invalid syntax. Usage: [grant] permission command");
+                return;
+            }
+
+            String permission = parts[0];
+            String commandToExecute = parts[1];
+
+            boolean hadPermission = player.hasPermission(permission) || player.isOp();
+            PermissionAttachment attachment = null;
+
+            if (!hadPermission) {
+                attachment = player.addAttachment(ctx.plugin);
+                attachment.setPermission(permission, true);
+            }
+
+            // Perform chat operation with the permission attached
+            player.chat(commandToExecute);
+
+            // Cleanup: remove permission only if it was not already granted
+            if (attachment != null) {
+                player.removeAttachment(attachment);
+            }
+        });
+    }
+}