import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.Listener;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack;


public class ItemCommand implements Listener, CommandExecutor {

    @Override
    public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
        if (!(sender instanceof Player)) {
            sender.sendMessage(ChatColor.RED + "Only players can run this command");
            return false;
        }
        Player p = (Player) sender;
        if (!p.hasPermission("requiemcore.item")) {
            sender.sendMessage(ChatColor.RED + "You don't have access to that command.");
            return false;
        }
        if (args.length == 0) {
            // this would be just the base command "/item"
            sender.sendMessage(ChatColor.RED + "Not enough arguments.");
        } else if (args.length == 1) {
            // this would be the "/item args1"
            // so we will give them 1 item
            Material item = Material.getMaterial(args[0].toUpperCase());
            if (item != null) {
                Inventory inv = p.getInventory();
                inv.addItem(new ItemStack(item, 1));
                sender.sendMessage(ChatColor.GRAY + "Gave " + sender.getName() + " item " + ChatColor.AQUA + args[0].toUpperCase() + ".");
            } else {
                sender.sendMessage(ChatColor.AQUA + args[0] + ChatColor.GRAY + " is not a valid item!");
            }
            //Else (Anything over 2 or equal to 2)
        } else {
            // this would be "/item args1 args2"
            // we have an amount argument so lets us it
            Material item = Material.getMaterial(args[0].toUpperCase());
            if (item != null) {
                Inventory inv = p.getInventory();
                //getting args[1] because args[] starts at 0
                int amount = Integer.parseInt(args[1]);
                inv.addItem(new ItemStack(item, amount));
                sender.sendMessage(ChatColor.GRAY + "Gave " + sender.getName() + " item " + ChatColor.AQUA + args[0].toUpperCase() + ".");
            } else {
                sender.sendMessage(ChatColor.AQUA + args[0] + ChatColor.GRAY + " is not a valid item!");
            }
        }
        return false;
    }
}