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

public class ClanManager
{

	private Dictionary<int, ClanData> cache;

	private static ClanManager instance;
	public static ClanManager GetInstance()
	{
		if (instance == null)
			instance = new ClanManager ();
		return instance;
	}


	public ClanManager()
	{
		cache = new Dictionary<int, ClanData> ();
	}

	public delegate void ClanDataDelegate(ClanData clanData);
	public void GetClan(int id, ClanDataDelegate callBack)
	{
		ClanData clanData = null;
		cache.TryGetValue (id, out clanData);
		if (clanData != null && clanData.MenberInitialized()) {
			callBack (clanData);
		} else {
			ClanRequest.Info (id).ResultEvent.AddListener((bool success, JsonData data)=>{
				if(success)
				{
					clanData = AddClan(data);
					callBack (clanData);
				}
				else
				{
					callBack (null);
				}
			});
		}
	}

	public ClanData AddClan(JsonData data)
	{
		int clanId = JsonUtil.ToInt (data["id"]);
		bool isNew = false;

		ClanData clanData = null;
		cache.TryGetValue (clanId, out clanData);
		if (clanData == null) {
			clanData = new ClanData ();
			isNew = true;
		}
		
		clanData.id = clanId;
		clanData.name = WWW.UnEscapeURL(data ["name"].ToString ());
		clanData.description = WWW.UnEscapeURL(data ["desc"].ToString ());
		clanData.founder = JsonUtil.ToInt (data["founder"]);
		clanData.limit = ClanData.GetLimitByCode(JsonUtil.ToInt (data["limit"]));
		clanData.badge = JsonUtil.ToInt (data["badge"]);
		clanData.rank = JsonUtil.ToInt (data["rank"]);
		clanData.maxAmount = JsonUtil.ToInt (data["max"]);
		clanData.amount = JsonUtil.ToInt (data["amount"]);

		if(JsonUtil.ContainKey(data, "menber"))
		{
			JsonData userJson = data["menber"];
			clanData.userList = new List<UserData> ();
			for(int i=0; i<userJson.Count; i++)
			{
				UserData userData = UserCache.Add(userJson[i]);
				clanData.userList.Add (userData);
			}
		}

		if (isNew)
			cache.Add (clanId, clanData);

		return clanData;
	}

	public void RemoveClan(int clanId)
	{
		cache.Remove (clanId);
	}


	public delegate void FindClanDataDelegate(List<ClanData> clanData);
	public void FindClan(string key, FindClanDataDelegate callBack)
	{
		ClanRequest.Find(key).ResultEvent.AddListener((bool success, JsonData data)=>{

			List<ClanData> list = new List<ClanData>();
			if(success)
			{
				for(int i=0; i<data.Count; i++)
				{
					ClanData clanData = AddClan(data[i]);
					list.Add(clanData);
				}
			}
			callBack (list);
		});
	}
}