InventoryCommand.java

package com.chickenstyle.fullInventory;

import java.io.File;
import java.io.IOException;

import org.bukkit.ChatColor;
import org.bukkit.Sound;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.configuration.file.YamlConfiguration;

public class InventoryCommand implements CommandExecutor {
	public static boolean isInteger(String s) {
	    try {
	        Integer.parseInt(s);
	    } catch(NumberFormatException e) {
	        return false;
	    } catch(NullPointerException e) {
	        return false;
	    }
	    return true;
	}

	public static boolean isSound(String s) {
	    try {
	       Sound.valueOf(s);
	    } catch(Exception e) {
	        return false;
	    }
	    return true;
	}

	public static boolean isDouble(String s) {
	    try {
	       Double.valueOf(s);
	    } catch(Exception e) {
	        return false;
	    }
	    return true;
	}

	@Override
	public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
		Main main = Main.getPlugin(Main.class);
		File file = new File(Main.getPlugin(Main.class).getDataFolder(), "config.yml");
		YamlConfiguration config = YamlConfiguration.loadConfiguration(file);
		if (args.length == 1) {
			switch (args[0].toLowerCase()) {
			case "reload":
				if (sender.hasPermission("inventory.reload") || sender.hasPermission("inventory.admin")) {
					try {
						config.save(file);
						main.reloadConfig();
					} catch (IOException e) {
						e.printStackTrace();
					}
					sender.sendMessage(ChatColor.GREEN + "Config Has Been Reloaded");
				} else {
					sender.sendMessage(ChatColor.RED + "You dont have permission to use this command!");
				}
			break;

			case "help":
				if (sender.hasPermission("inventory.help") || sender.hasPermission("inventory.admin")) {
				sender.sendMessage(ChatColor.GRAY + "<---------------------------------->");
				sender.sendMessage(ChatColor.GRAY + "/inv reload // reloads you config");
				sender.sendMessage(ChatColor.GRAY + "");
				sender.sendMessage(ChatColor.GRAY + "/inv settype (text/title) // sets the type of the message");
				sender.sendMessage(ChatColor.GRAY + "");
				sender.sendMessage(ChatColor.GRAY + "/inv setdelay [seconds] // sets delay between message (I dont suggest to use it)");
				sender.sendMessage(ChatColor.GRAY + "");
				sender.sendMessage(ChatColor.GRAY + "/inv setmessage [message] // sets the message");
				sender.sendMessage(ChatColor.GRAY + "");
				sender.sendMessage(ChatColor.GRAY + "/inv setsound [sound's name] // sets the sound for the message");
				sender.sendMessage(ChatColor.GRAY + "");
				sender.sendMessage(ChatColor.GRAY + "/inv setduration [seconds] // sets the sound for the message");
				sender.sendMessage(ChatColor.GRAY + "<---------------------------------->");
				} else {
					sender.sendMessage(ChatColor.RED + "You dont have permission to use this command!");
				}
			break;

			default:
				  sender.sendMessage(ChatColor.RED + "Invalid Usage");
				  sender.sendMessage(ChatColor.RED + "Type: /inv help");
			break;
			}

		} else if (args.length >= 2) {
			switch (args[0].toLowerCase()) {
			case "settype":
			  if (sender.hasPermission("inventory.admin") || sender.hasPermission("inventory.settype")) {
				if (args[1].toLowerCase().equals("text") || args[1].toLowerCase().equals("title")) {
						config.set("typeofmessage", args[1].toLowerCase());
						try {
							config.save(file);
							main.reloadConfig();
						} catch (IOException e) {
							e.printStackTrace();
						}
						sender.sendMessage(ChatColor.GREEN + "Type was set successfully");
				} else {
					  sender.sendMessage(ChatColor.RED + "Invalid Usage");
					  sender.sendMessage(ChatColor.RED + "Type: /inv help");
				}
			  } else {
				  sender.sendMessage(ChatColor.RED + "You dont have permission to use this command!");
			  }
			break;

			case "setdelay":
				if (sender.hasPermission("inventory.setdelay") || sender.hasPermission("inventory.admin")) {
					if (isInteger(args[1])) {
						config.set("delaytime", Integer.valueOf(args[1]));
						try {
							config.save(file);
							main.reloadConfig();
						} catch (IOException e) {
							e.printStackTrace();
						}
						sender.sendMessage(ChatColor.GREEN + "Delay was set successfully");
					} else {
						sender.sendMessage(ChatColor.RED + "Invalid Number");
						sender.sendMessage(ChatColor.RED + "Type: /inv help");
					}
				} else {
					  sender.sendMessage(ChatColor.RED + "You dont have permission to use this command!");
				  }

			break;

			case "setmessage":
				if (sender.hasPermission("inventory.setmessage") || sender.hasPermission("inventory.admin")) {
					StringBuilder builder = new StringBuilder();
					for (int i = 1; i < args.length; i++) {
					    builder.append(args[i]).append(" ");
					}
					String msg = builder.toString();
					config.set("message", msg);
					try {
						config.save(file);
						main.reloadConfig();
					} catch (IOException e) {
						e.printStackTrace();
					}
					sender.sendMessage(ChatColor.GREEN + "Message was set successfully");
				} else {
					sender.sendMessage(ChatColor.RED + "You dont have permission to use this command!");
				}
			break;

			case "setsound":
				if (sender.hasPermission("inventory.setsound") || sender.hasPermission("inventory.admin")) {
					if (isSound(args[1].toUpperCase())) {
						config.set("sound", args[1].toUpperCase());
						try {
							config.save(file);
							main.reloadConfig();
						} catch (IOException e) {
							e.printStackTrace();
						}
						sender.sendMessage(ChatColor.GREEN + "Sound was set successfully");
					} else {
						sender.sendMessage(ChatColor.RED + "Unvalid Sound");
					}
				}
			break;

			case "setduration":
				if (sender.hasPermission("inventory.setduration") || sender.hasPermission("inventory.admin")) {
					if (isDouble(args[1])) {
						config.set("setduration", Double.valueOf(args[1]));
						try {
							config.save(file);
							main.reloadConfig();
						} catch (IOException e) {
							e.printStackTrace();
						}
						sender.sendMessage(ChatColor.GREEN + "Message's duration was set successfully");
					} else {
						sender.sendMessage(ChatColor.RED + "Invalid Number");
					}
				}
			break;

			default:
				sender.sendMessage(ChatColor.RED + "Type: /inv help");
			break;


			}





		} else {
			sender.sendMessage(ChatColor.RED + "Invalid Usage");
			sender.sendMessage(ChatColor.RED + "Correct Usage: /inv help");
		}
		return false;
	}

}