#include <world.h>
#include <getPos.h>
#include <collisionDetection.h>
void addZombie(int y, int x){
	if (y && x){
		int i;
		for(i=0;i<MAX_ENTITIES-1;i++){
			if(!allEntities[i].isAlive){
				struct Entity zombie;
				zombie.curYpos=y;
				zombie.curXpos=x;
				zombie.nextYpos=y;
				zombie.nextXpos=x;
				zombie.type="zombie";
				zombie.symbol='Z';
				zombie.isAlive=1;
				allEntities[i]=zombie;
				break;
			}
		}
	}
}


void moveZombies(){
	int i;
	for(i=1;i<MAX_ENTITIES;i++){
		if(allEntities[i].isAlive){	 
			int moveCheck = rand()%20;
			if(moveCheck==1){
				getNextPos(allEntities[i].curYpos,allEntities[i].curXpos,allEntities[0].curYpos,allEntities[0].curXpos);
				allEntities[i].nextYpos = nextPos.y;
				allEntities[i].nextXpos = nextPos.x;
		
				char charAtNextPos=mvwinch(viewportWin,allEntities[i].nextYpos,allEntities[i].nextXpos);
				if(charAtNextPos!='@' && charAtNextPos!=' '){
						allEntities[i].nextYpos = allEntities[i].curYpos;
						allEntities[i].nextXpos = allEntities[i].curXpos;
				}	
				
				if(allEntities[i].nextYpos < 1 || allEntities[i].nextYpos>viewportWinRows-2){
						allEntities[i].nextYpos = allEntities[i].curYpos;
				}
				if(allEntities[i].nextXpos < 1 || allEntities[i].nextXpos>viewportWinCols-2){
						allEntities[i].nextXpos = allEntities[i].curXpos;
				}
			}	
		}
	}	
}