package src.enemies { //reflects the folder stucture this file is in
	
	//import the libaries needed for this class
	import flash.display.*;
	
	//create the class
	public class badMan extends MovieClip {
		
		/* Properties of the badMan */
		public var velocity:Object;
		public var state:String;
		public var onGround:Boolean;
		
		//constructor
		public function badMan():void {
			
			//setup anything badMan needs to start working
			
			//velocity
			velocity = new Object();
			velocity.x = 0;
			velocity.y = 0;
			
			//the 'state' badMan is in currently.
			state = "wait";
			
			//same as for player
			onGround = false;
		}
		
		//runs all the code to update this enemy
		public function update():void {
			
			//get root
			var root = this.root;
			
			//calculate player distance
			//a better way would be to use Pythagorean theorem, but this will do
			var pDistance = this.x - root.player.x;
			
			//a big "if/else if" statement
			//do different things based on different states
			switch( state ) {
				
				case "wait":
					//'look' for the player
					if( pDistance < 70 ) {
						//if the player is close, chase him
						this.state = "follow";
					}
					//break out of the switch
					break;
				case "follow":
					//move torwards the player
					if( pDistance > 0 ) {
						//if the distance is positive, move to the left
						velocity.x = -3;
					} else {
						//move to the right
						velocity.x = 3;
					}
					
					//check to see if in attack range
					if( Math.abs( pDistance ) < 10 ) {
						this.state = "attack";
					}
					//break out of the switch
					break;
				case "attack":
					//attack the player
					//play an attack animation
					this.gotoAndPlay( 5 );
					//then begin the process again
					this.state = "wait";
					//break out of the switch
					break;
				default:
					//do nothing if the state is something we aren't expecting
					break;
			}
			
			
			//update velocity
			velocity.y += root.gravity;
			velocity.x *= root.friction;
			
			//test to see if the player is on the ground
			if( root.gameStage.hitTestPoint(this.x, this.y, true) && velocity.y > 0) {
				//if it has hit the ground, halt gravity
				velocity.y = 0;
				//set on ground to true
				onGround = true;
			} else {
				//hes not on the ground, let the game know this.
				onGround = false;
			}
			
			//update position
			this.x += velocity.x;
			this.y += velocity.y;
			
			
		}
	}
	
}