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

public class ThreatManager
{

	private Dictionary<int, Threat> threatDict;
	private List<Threat> threatList;

	public ThreatManager()
	{
		threatDict = new Dictionary<int, Threat>();
		threatList = new List<Threat>();
	}

	public void AddThreat(int id, float value)
	{
		if(!threatDict.ContainsKey(id))
		{
			Threat threat = new Threat(id, value); 
			threatDict.Add(id, threat);
			threatList.Add(threat);
		}
		threatDict[id].SetValue(value);
	}

	public void RemoveThreat(int id)
	{
		if(threatDict.ContainsKey(id))
		{
			Threat threat = threatDict[id];
			threatDict.Remove(id);
			threatList.Remove(threat);
		}
	}

	public float GetThreat(int id)
	{
		if(threatDict.ContainsKey(id))
		{
			return threatDict[id].GetValue();
		}
		return 0;
	}

	public int GetMaxThreatId()
	{
		int id = -1;
		float maxThread = 0;
		for(int i=0; i<threatList.Count; i++)
		{
			Threat threat = threatList[i];
			float threatValue = threat.GetValue();
			if(threatValue > maxThread)
			{
				id = threat.id;
				maxThread = threatValue;
			}
		}
		return id;
	}
}