#include "AttatchmentMassDriver.h"
#include "PhysicsAPI.h"

using namespace GameLogic;



AttatchmentMassDriver::AttatchmentMassDriver(void)
{
	this->owner = 0;
}

AttatchmentMassDriver::AttatchmentMassDriver(Player &owner)
{
	
	this->owner = &owner;
}


AttatchmentMassDriver::~AttatchmentMassDriver(void)
{

}

/********************************************************
* Uses the attatchment and will from here switch case the different WEAPON_FIRE's that are to be used
********************************************************/
void AttatchmentMassDriver::UseAttatchment(const GameLogic::WEAPON_FIRE &usage, float dt)
{
	//switch case to determin what functionallity to use in the attatchment
	switch (usage)
	{
	case WEAPON_FIRE::WEAPON_USE_PRIMARY_PRESS:
		ForcePush(usage,dt);
	break;
	case WEAPON_FIRE::WEAPON_USE_SECONDARY_PRESS:
		ForcePull(usage,dt);
		break;
	}
	
}

/********************************************************
* Pushes objects in a cone in front of the weapon when fired
********************************************************/
void AttatchmentMassDriver::ForcePush(const GameLogic::WEAPON_FIRE &usage, float dt)
{
	Oyster::Math::Float4 pushForce = Oyster::Math::Float4(this->owner->GetLookDir()) * (500 * dt);

	
	//create frustum that will then collide with object and push them in the aimed direction

	//sample with frustum using visitor pattern(needs a function ptr sent with it that idicates what happens when a collision has been made)
}

/********************************************************
* Pulls the player in the direction he is looking, used for fast movement(kinda like a jetpack)
********************************************************/
void AttatchmentMassDriver::ForcePull(const WEAPON_FIRE &usage, float dt)
{
	Oyster::Physics::Struct::CustomBodyState state = this->owner->GetRigidBody()->GetState();

	//do something with state
	state.ApplyLinearImpulse(Oyster::Math::Float4(this->owner->GetLookDir()) * (500 * dt));

	this->owner->GetRigidBody()->SetState(state);
}