/src/GameLogics/World.cpp

/*
 * World.cpp
 *
 *  Created on: Dec 27, 2011
 *      Author: maarten
 */


#include "World.h"
#include "Factory.h"
#include "Entity.h"
#include <list>
#include <iostream>
#include <stdlib.h>

using namespace Tyrian;
using namespace std;

World::World( Factory* fact)
: thisFactory(fact),thisKeyboard(thisFactory->CreateKeyboard()), thisStopwatch(thisFactory->CreateStopwatch()), lastFrame(thisStopwatch->GetTime())
{
	srand( this->lastFrame );
	thisFactory->AddWorld(this);
	this->ObjectList.push_back( thisFactory->CreatePlayer());
}

void World::AddToList( Entity* src)
{
	this->ObjectList.push_back( src );
}


World::~World()
{
	std::list<Entity*>::iterator it = this->ObjectList.begin();
	while ( it != this->ObjectList.end() )
	{
		(*it)->~Entity();
		this->ObjectList.erase(it);

	}

}

unsigned long World::GetFrameDelay()
{
	unsigned long passedTime;
	unsigned long temp = thisStopwatch->GetTime();
	passedTime = temp - lastFrame;
	lastFrame = temp;
	cout << "Last frame: " << lastFrame << endl;
	cout << "Passed time: " << passedTime << endl;
	return passedTime;
}

void World::Run()
{
	while ( !this->thisKeyboard->KeyEscapePressed() )
	{
		this->Collision();
		this->Move();
		this->CreateEnemy();

	}

}

void World::Move()
{
	list<Entity*>::iterator it = this->ObjectList.begin();
	unsigned long frameDelay = (this->GetFrameDelay() );
	while ( it != this->ObjectList.end() )
	{
		cout << "Got here 1" << endl;
		frameDelay += (this->GetFrameDelay() );
		(*it)->Move( frameDelay );
		it++;
	}

}

void World::OutOfBounds()
{
	list<Entity*>::iterator it = this->ObjectList.begin();
	while( it != this->ObjectList.end())
	{
		if( ((*it)->GetCoord()->GetX()) > (XAXIS/2 + (*it)->GetXSize()))
		{
			delete *it;
			it = this->ObjectList.erase(it);
		}
		else if( ((*it)->GetCoord()->GetX()) < -(XAXIS/2 + (*it)->GetXSize()))
		{
			delete *it;
			it = this->ObjectList.erase(it);
		}
		else if( ((*it)->GetCoord()->GetY()) > (YAXIS/2 + (*it)->GetYSize()))
		{
			delete *it;
			it = this->ObjectList.erase(it);
		}
		else if( ((*it)->GetCoord()->GetY()) < -(YAXIS/2 + (*it)->GetYSize()))
		{
			delete *it;
			it = this->ObjectList.erase(it);
		}
		else
		{
			it++;
		}

	}
	cout << "List size: " << this->ObjectList.size() << endl;
}


void World::Collision()
{
	this->OutOfBounds();

	cout << "Got to Collision" << endl;

	list<Entity*>::iterator it = this->ObjectList.begin();
	while ( it != this->ObjectList.end())
	{
		list<Entity*>::iterator it2 = this->ObjectList.begin();
		while ( it2 != this->ObjectList.end())
		{
			if (((*it2)->GetCoord()->GetX() <= ((*it)->GetCoord()->GetX() + (*it)->GetXSize())
				&& ((*it2)->GetCoord()->GetX() >= ((*it)->GetCoord()->GetX()))
				&& ((*it2)->GetCoord()->GetY() <= ((*it)->GetCoord()->GetY() + (*it)->GetYSize()))
				&& ((*it2)->GetCoord()->GetY() >= ((*it)->GetCoord()->GetY())))
				|| (((*it)->GetCoord()->GetX() <= ((*it2)->GetCoord()->GetX() + (*it2)->GetXSize())
				&& ((*it)->GetCoord()->GetX() >= ((*it2)->GetCoord()->GetX()))
				&& ((*it)->GetCoord()->GetY() <= ((*it2)->GetCoord()->GetY() + (*it2)->GetYSize()))
				&& ((*it)->GetCoord()->GetY() >= ((*it2)->GetCoord()->GetY())))))
			{
				cout << "Collided" << endl;
				if((*it)->CollidesWith((*it2)))
				{
					if ((*it2)->CollidesWith((*it)))
					{
						delete *it2;
						delete *it;

						this->ObjectList.erase(it2);
						it = this->ObjectList.erase(it);
						it2 = this->ObjectList.end();
					}
					else
					{
						delete *it;
						it = this->ObjectList.erase(it);
						it2 = this->ObjectList.end();
					}
				}
				else if ((*it2)->CollidesWith((*it)))
				{
					delete *it2;
					it2 = this->ObjectList.erase(it2);
				}
				else
				{
					it2++;
				}
			}
			else
			{
				it2++;
			}
		}
		it++;

	}

}

void World::CreateEnemy()
{
	if ( ((rand() % 100)) > SPAWNCHANCE )
	{
		this->AddToList(this->thisFactory->CreateEnemy( (rand() % XAXIS) - (XAXIS/2) ));

	}

}