//Edited from Pickup script from 3DPlatformer Tutorial
//Makes Assumptions on how the Acid/Base/Big Red characters are handled

var sound : AudioClip;
var soundVolume : float = 2.0;
var inRangeRed : boolean;
var inRangeAcid : boolean;
var inRangeBase : boolean;
var phInRangeAcid : boolean;
var phInRangeBase : boolean;
var top : float;
var bottom : float;
var climbable : boolean = true;
var end : Vector3;

var bred;
var acid;
var base;

var redclimb : boolean;
var acidclimb : boolean;
var baseclimb : boolean;
function Start ()
{
	inRangeRed = false;
	inRangeAcid = false;
	inRangeBase = false;
	top = transform.position.y + transform.lossyScale.y - 1;
	bottom = transform.position.y - transform.lossyScale.y;
	end = this.transform.position;
	end.y += this.transform.lossyScale.y + 1;
	bred = GameObject.Find("Big Red");
	acid = GameObject.Find("Acid");
	base = GameObject.Find("Base");
	redclimb = false;
	acidclimb = false;
	baseclimb = false;
}

/*
* Update Changes Acid's or Base's properties depending if they're in range or not
*/
function Update()
{
	if(redclimb)
		bred.GetComponent(CharacterMotor).SetVelocity(Vector3(0,5,0));
	if(acidclimb)
		acid.GetComponent(CharacterMotor).SetVelocity(Vector3(0,5,0));
	if(baseclimb)
		base.GetComponent(CharacterMotor).SetVelocity(Vector3(0,5,0));

	var activePlayer = gameObject.Find("Master Controller Light").GetComponent(MasterController_edit).activePlayer;
	if(	Input.GetKeyDown(KeyCode.E))
	{
		if(inRangeRed && activePlayer == 0)
		{
			redclimb = true;
			bred.GetComponent("ModifiedController").enabled = false;
		}
		if(phInRangeAcid && activePlayer == 1)
		{
			acidclimb = true;
			acid.GetComponent("ModifiedController").enabled = false;
		}
		if(phInRangeBase && activePlayer == 2)
		{
			baseclimb = true;
			base.GetComponent("ModifiedController").enabled = false;
		}
	}
	
	if(redclimb && bred.transform.position.y >= top)
	{
		bred.GetComponent(CharacterMotor).SetVelocity(Vector3(0,0,0));
		bred.transform.position = end;
		redclimb = false;
		bred.GetComponent("ModifiedController").enabled = true;
	}
	if(acidclimb && acid.transform.position.y >= top)
	{
		acid.GetComponent(CharacterMotor).SetVelocity(Vector3(0,0,0));
		acid.transform.position = end;
		acidclimb = false;
		acid.GetComponent("ModifiedController").enabled = true;
	}
	if(baseclimb && base.transform.position.y >= top)
	{
		base.GetComponent(CharacterMotor).SetVelocity(Vector3(0,0,0));
		base.transform.position = end;
		baseclimb = false;
		base.GetComponent("ModifiedController").enabled = true;
	}
}

/*
* If Acid or Base collides, they are in range.
*/
function OnTriggerEnter (col : Collider) {
	var cmtr: CharacterMotor = col.GetComponent(CharacterMotor);
	var properties : Properties = col.GetComponent(Properties);
	if(cmtr == null)
		return;
	if(properties != null)
	{
			if(properties.abType == AcidOrBase.Acid)
			{
				inRangeAcid = true;
				if (properties.ph >=6){
					phInRangeAcid = true;
				}
			}
			else
			{
				inRangeBase = true;
				if(properties.ph <= 8){
					phInRangeBase = true;
				}
			}
			
	}
	else
		inRangeRed = true;
}

/*
* If Acid or Base leave, they are not in range.
*/
function OnTriggerExit (col : Collider) {
	var cmtr: CharacterMotor = col.GetComponent(CharacterMotor);
	var properties : Properties = col.GetComponent(Properties);
	if(cmtr == null)
		return;
	col.GetComponent("ModifiedController").climbing = false;
	if(properties != null)
	{
			if(properties.abType == AcidOrBase.Acid)
			{
				inRangeAcid = false;
				phInRangeAcid = false;
			}
			else
			{
				inRangeBase = false;
				phInRangeBase = false;
			}
	}
	else
		inRangeRed = false;
}

function Reset ()
{
	if (collider == null)	
		gameObject.AddComponent(BoxCollider);
	collider.isTrigger = true;
}

@script RequireComponent(BoxCollider)
@script AddComponentMenu("Third Person Props/ClimbObject")