var strokePadding = 3;

function Level(level){
	
	this.startingPoint = Math.random();
	
	var table = tableSwitch(level, this);
	
	this.cols = table.cols;
	this.rows = table.rows;
	
	this.setDefault = function(){
		
		this.isStarted = false;
		this.isPaused = false;
		this.isWon = false;
		this.isLost = false;
		
		this.levelNum = level;
		this.recordTime = getRecordTime(level);
		this.totalBricksDestroyed = getTotalBricksDestroyed(level);
		this.currentTime = 0;
		
		this.brickPadding = (wWidth * 0.0125 + wHeight * 0.0125) / 2;
		this.brickWidth = (wWidth - this.brickPadding * (this.cols + 1)) / this.cols;
		this.brickHeight = (wHeight * 0.75 - this.brickPadding * (this.rows + 1)) / this.rows;
		
		this.bricks = [];
		this.balls = [];
		this.toBeErased = [];
		this.items = [];
		
		this.itemFrequency = floor(levelCount / this.levelNum) * 2;
		
		var p = new Paddle();
		p.v = 10;
		p.width = wWidth * 0.15;
		p.x = (wWidth - p.width) / 2;
		p.y = wHeight * 0.95;
		p.height = wHeight * 0.025;
		
		var b = new Ball();
		b.radius = (wWidth * 0.02 + wHeight * 0.02) / 2;
		b.x = p.x + this.startingPoint * p.width;
		b.y = p.y - b.radius - strokePadding;
		var velocityVector = {mag: (wWidth * 0.01 + wHeight * 0.01) / 3, x: 0, y: 0};
		b.v = velocityVector;
		b.v.x = b.calcVelocityX(p, 0);
		b.v.y = -b.calcVelocityY();
		
		this.paddle = p;
		this.balls.push(b);
		
		for (var c = 1; c <= this.cols; c++){
			for (var r = 1; r <= this.rows; r++){
				var b = new Brick();
				b.x = this.brickPadding + (c - 1) * (this.brickWidth + this.brickPadding);
				b.y = this.brickPadding + (r - 1) * (this.brickHeight + this.brickPadding);
				b.width = this.brickWidth;
				b.height = this.brickHeight;
				b.state = designSwitch(level, c, r);
				this.bricks.push(b);
			}
		}
		
		//Border Top
		bt = new Frameborder(0, -50, wWidth, 50); 
		//Border Bottom
		bb = new Frameborder(0, wHeight, wWidth, 50);
		//Border Left
		bl = new Frameborder(-50, 0, 50, wHeight);
		//Border Right
		br = new Frameborder(wWidth, 0, 50, wHeight);
		
		this.frameBorders = [bt, bb, bl, br];
	}
	
	this.setDefault();
	
	//Draw everything and check and react to collisions and events
    this.drawShapes = function(){
		
		if (this.isWon || this.isLost) return;
		
		//Background gets cleared and bg color is gray
		clear();
		background(100);
		
		//Bricks have black stroke and rounded corners
		stroke(0);
		strokeWeight(strokePadding * 2);
		strokeJoin(ROUND);
		
		//Counter to check if game is won
		var brickCounter = 0;
		
		//Draw bricks
        for (var b of this.bricks){
			
			//If there are bricks "living" counter goes up and game keeps running
			if (b.state > 0) brickCounter++;
			
			//Select brick color based on his state
			var fillColor = colorSwitch(b.state);
			if (!fillColor) continue;
			else fill(fillColor);
			
			//Drawing
			rect(b.x, b.y, b.width, b.height); 
		}
		
		//If no brick is "living" game is won
		if (brickCounter == 0) this.gameWon(); //Deactivate in TestMode
		
		//Draw downfalling items
		for (var i of this.items){
			var sw = i.radius * 0.2;
			
			fill(0);
			stroke(0);
			strokeWeight(0);
			ellipse(i.x, i.y, i.radius * 2, i.radius * 2);
			strokeWeight(sw);

			var rectX = i.x - i.radius * sin(5 * PI / 8) + sw;
			var rectY = i.y + i.radius * cos(5 * PI / 8) + sw;
			var rectW = i.radius * 2 * sin(5 * PI / 8) - sw * 2;
			var rectH = i.radius * 2 * abs(cos(5 * PI / 8)) - sw * 2;

			var lineLength = i.radius * 0.5;

			switch(i.item){
				case FastBall:
					fill("#00FF00");
					strokeWeight(0);
					ellipse(i.x, i.y, i.radius * 1.25, i.radius * 1.25);
					break;
				case FastPaddle:
					fill("#00FF00");
					strokeWeight(0);
					rect(rectX, rectY, rectW, rectH);
					break;
				case SlowBall:
					fill("#FF0000");
					strokeWeight(0);
					ellipse(i.x, i.y, i.radius * 1.25, i.radius * 1.25);
					break;
				case SlowPaddle:
					fill("#FF0000");
					strokeWeight(0);
					rect(rectX, rectY, rectW, rectH);
					break;
				case CreateBall:
					strokeWeight(sw * 2);
					stroke("#00FF00");
					line(i.x - lineLength, i.y, i.x + lineLength, i.y);
					line(i.x, i.y - lineLength, i.x, i.y + lineLength);
					break;
				case UpgradeBricks:
					strokeWeight(sw * 2);
					stroke("#FF0000");
					line(i.x - lineLength, i.y, i.x + lineLength, i.y);
					line(i.x, i.y - lineLength, i.x, i.y + lineLength);
					break;
			}
		}
		
		//Balls and paddleboard are black
		fill(0);
		stroke(0);
		strokeWeight(strokePadding * 2);
		
		var p = this.paddle;
		
		//Draw paddleboard
		rect(p.x, p.y, p.width, p.height);
		
		//Ball doesnt need rounded corners
		strokeWeight(0);
		 
		//Draw every ball
		for (var b of this.balls) ellipse(b.x, b.y, b.radius * 2, b.radius * 2);
		
		//Break if game isnt running
		if (this.isPaused || !this.isStarted) return;
		
		//Check collision and other situations of balls
		for(var ball1 of this.balls){
			
			//Check if ball flew away
			if (ball1.isLost()) this.toBeErased.push(ball1);
			
			//Check collision with frameborders	
			for (var fb of this.frameBorders){
				var collision = collisionDetection(ball1, fb);
				if (collision.isTouching) performCollision(ball1, fb, collision);
			}
			
			//Check collision with paddleboard
			var collision = collisionDetection(ball1, p);
			if (collision.isTouching) performCollision(ball1, p, collision);
			
			//Check collision with bricks
			for (var brick of this.bricks){
				if (brick.state == 0) continue;
				var collision = collisionDetection(ball1, brick);
				if (collision.isTouching){
					performCollision(ball1, brick, collision);
					if (brick.state > 0) brick.state--;
					if (floor(random(this.itemFrequency + 1)) % this.itemFrequency == 0 && brick.state == 0) this.createItem(brick);
					if (brick.state == 0) this.totalBricksDestroyed++;
					setTotalBricksDestroyed(level, this.totalBricksDestroyed);
				}
			}
			
			//Check collision with other balls
			for (var ball2 of this.balls){
				if (ball1 == ball2) continue;
				var collision = collisionDetection(ball1, ball2);
				if (collision.isTouching) performCollision(ball1, ball2, collision);
			}
			
			//Check if velocites go to NaN due to mistakes
			if (isNaN(ball1.v.x) || isNaN(ball1.v.y)){
				ball1.x = p.x + p.width / 2;
				ball1.y = p.y - ball1.radius - strokePadding * 2;
				ball1.v.x = 0;
				ball1.v.y = ball1.v.mag;
			}
		}
		
		//Checkings for items
		for (var item of this.items){
			
			var index = this.items.indexOf(item);
			
			//Check collision with paddleboard
			var collision = collisionDetection(item, p);
			if (collision.isTouching){
				this.items.splice(index, 1);
				switch (item.item){
					case FastBall:
						for (var b of this.balls) for (var v in b.v) b.v[v] *= 1.25;
						break;
					case FastPaddle:
						p.v *= 1.25;
						break;
					case SlowBall:
						for (var b of this.balls) for (var v in b.v) b.v[v] *= 0.75;
						break;
					case SlowPaddle:
						p.v *= 0.75;
						break;
					case CreateBall:
						var p = this.paddle;
						var radius = (wWidth * 0.02 + wHeight * 0.02) / 2 * random(0.75, 1.25);
						var x = p.x + p.width / 2;
						var y = p.y - (radius + strokePadding);
						var v = (wWidth * 0.01 + wHeight * 0.01) / 3;
						var vx = 0;
						var vy = v;
						this.createBall(x, y, radius, v, vx, vy);
						break;
					case UpgradeBricks:
						for (var b of this.bricks) if (b.state > 0 && b.state < stateCount - 1) b.state++;
						break;
				}
			}
			if (item.y - item.radius > wHeight){
				this.items.splice(index, 1);
				break;
			}
		}
			
		
		//Erase all balls out of screen
		for (var ball of this.toBeErased){
			var index = this.balls.indexOf(ball);
			this.balls.splice(index, 1);
		}
		this.toBeErased = [];
		
		//Game is lost of no balls are in there
		if (this.balls.length == 0) this.gameLost();
		
		//Break if game isnt running once more because previous checkings could've caused a paused game
		if (!this.isStarted || this.isPaused) return;
		
		//Finally move objects forward
		for (var b of this.balls) b.move();
		for (var i of this.items) i.move();
		p.move();
    }
	
	
	this.createItem = function(b){
		
		var item = floor(random(itemCount)) + 1;
		
		var bx = b.x;
		var by = b.y;
		var bw = b.width;
		var bh = b.height;
		
		var x = bx + bw / 2;
		var y = by + bh / 2;
		var radius = (wHeight + wWidth) / 2 * 0.02;
		
		this.items.push(new Item(x, y, radius, random(1, 6), item));
	}
	
	this.createBall = function(x, y, r, v, vx, vy){
	
		var b = new Ball();

		b.x = x;
		b.y = y;
		b.radius = r;
		b.v = {mag: v, x: vx, y: vy};

		this.balls.push(b);
	}
	
	
	this.gameLost = function(){
		this.isPaused = true;
		this.isLost = true;
		if (!infoIsOpen) openInfo();
	}
	
	this.gameWon = function(){
		this.isPaused = true;
		this.isWon = true;
		if (this.levelNum - 1 == levelReached){
			levelReached++;
			setCookie("levelReached", String(levelReached), 10);
			checkLevelButtons(this.levelNum);
		}
		if (this.currentTime < getRecordTime(this.levelNum)){
			setRecordTime(this.levelNum, this.currentTime);
		}
		if (!infoIsOpen) openInfo();
	}
	
	this.restart = function(){this.setDefault();}
	
	this.pause = function(paused){
		if (this.isWon || this.isLost) return;
		if (paused){
			pauseAnimation(true);
			this.isPaused = true;
		} else {
			pauseAnimation(false);
			this.isPaused = false;
			if (infoIsOpen) closeInfo();
		}
	}
	this.start = function(){
		this.isStarted = true;
		if (infoIsOpen) closeInfo();
	}
	
    this.lastTime = new Date().getTime();
	
    this.renderTime = function(){
		var d = new Date().getTime();
		var passed = d - this.lastTime;
		this.lastTime = d;
		
		if (!this.isPaused && this.isStarted){
			this.currentTime += passed;
			setTotalTimePlayed(getTotalTimePlayed() + passed);
		}
		
		var timeString = toTimeString(this.currentTime);
		
        $("#timeDiv span").html(timeString);
    }
}