using UnityEngine;
using UnityEngine.UI;
using System.Collections;

public class ChatView : View
{
	public Text titleTxt;

	public Transform container;
	public ChatItem itemPrefab;
	private Follower follower;

	public FriendChatInput chatInput;

	protected override void OnDestroy ()
	{
		base.OnDestroy ();
		if (follower != null)
			follower.OnMsgAdded.RemoveListener (OnAddMsg);
	}

	protected override void OnInitCompleted ()
	{
		data = data;
	}

	public override object data {
		get {
			return base.data;
		}
		set {
			base.data = value;

			if(value == null || !initialized)
			{
				return;
			}

			int targetId = (int)value;
			chatInput.targetId = targetId;

			if (follower != null)
				follower.OnMsgAdded.RemoveListener (OnAddMsg);

			follower = FollowManager.GetInstance ().GetFollower (targetId);
			if (follower != null) {
				follower.OnMsgAdded.AddListener (OnAddMsg);
				ListHelper.FillList<ChatMsg> (container, follower.GetMsgList(), itemPrefab, ChatManager.MAX_FOLLOW);
				titleTxt.text = Language.GetStr ("ChatPanel", "chatWith").Replace("%NICK%", UserCache.GetNick(targetId));
			} else {
				ListHelper.FillList<ChatMsg> (container, null, null);
				titleTxt.text = "";
			}
		}
	}


	private void OnAddMsg(ChatMsg chatMsg)
	{
		ListHelper.AddToList<ChatMsg> (container, chatMsg, itemPrefab, ChatManager.MAX_FOLLOW);
	}

	public void ShowProfile()
	{
		if(data == null || !initialized)
			return;

		ProfilePanel.Show ((int)data);
	}
}