using UnityEngine;
using System.Collections;
using System.Collections.Generic;

/// <summary>消息中心</summary>
public class MessageCenterController
{

	#region 单例

	private static MessageCenterController instance = new MessageCenterController();

	private MessageCenterController() { }

	/// <summary>单利对象</summary>
	public static MessageCenterController Instance
	{
		get
		{ return instance; }
	}

	#endregion

	/// <summary>
	/// 所有通用事件列表
	/// </summary>
	private IDictionary<string, MessageDeleg> eventList = new Dictionary<string, MessageDeleg>();

	/// <summary>注册对应事件</summary>
	/// <param name="key">枚举标识</param>
	/// <param name="value">通用委托</param>
	public void Register(string key, GlobalDeleg value)
	{
		if (eventList.ContainsKey(key))
			eventList[key].Register(value);
		else
		{
			MessageDeleg eventDeleg = new MessageDeleg();
			eventDeleg.Register(value);
			eventList.Add(key, eventDeleg);
		}
	}

	/// <summary>注销对应事件</summary>
	/// <param name="key">枚举标识</param>
	/// <param name="value">通用委托</param>
	public void UnRegister(string key, GlobalDeleg value)
	{
		if (eventList.ContainsKey (key))
			eventList [key].UnRegister (value);
		else {
			//CDebug.LogWarning ("没有该通用事件可供注销！");
		}
	}

	/// <summary>广播对应事件</summary>
	/// <param name="param"></param>
	public void Broadcast(string key, object param = null)
	{
		if (eventList.ContainsKey (key))
			eventList [key].Broadcast (param);
		else {
			//CDebug.LogWarning ("没有该通用事件可供广播！");
		}
	}
}

#region 通用委托

/// <summary>通用委托</summary>
/// <param name="param">通用参数</param>
public delegate void GlobalDeleg(object param = null);

/// <summary>事件中心委托 </summary>
public class MessageDeleg
{

	/// <summary>通用事件</summary>
	private event GlobalDeleg globalEvent = null;

	/// <summary>注册事件</summary>
	/// <param name="eventDeleg">通用委托</param>
	public void Register(GlobalDeleg eventDeleg)
	{
		this.globalEvent += eventDeleg;
	}

	/// <summary>注销事件</summary>
	/// <param name="eventDeleg">通用委托</param>
	public void UnRegister(GlobalDeleg eventDeleg)
	{
		this.globalEvent -= eventDeleg;
	}

	/// <summary>广播事件</summary>
	/// <param name="param">通用参数</param>
	public void Broadcast(object param = null)
	{
		if (globalEvent != null)
			globalEvent(param);
	}
}

#endregion