import processing.net.*;

Server server = new Server(this, 12345);
Client client, client1, client2;

JSONObject json, json1, json2, json3;
String input, input1, input2;
float paddleLeft1X, paddleLeft1Y, paddleLeft2X, paddleLeft2Y, paddleRight1X, paddleRight1Y, paddleRight2X, paddleRight2Y;
float paddleW, paddleLeft1H, paddleLeft2H, paddleRight1H, paddleRight2H;
float ballX, ballY, ballW, ballH;
float speedX, speedY;
int increaseSpeed;
int scoreLeft = 0;
int scoreRight = 0;
boolean gameBegin, gameEnd;
int contacts;
int colorBall;
int colorScore;

void setup() {

  size(600, 600);
  json = new JSONObject();
  json1 = new JSONObject();
  json2 = new JSONObject();
  json3 = new JSONObject();
  paddleW = 10;
  paddleLeft1H = 100;
  paddleLeft2H = 100;
  paddleRight1H = 100;
  paddleRight2H = 100;
  paddleLeft1X = 50;
  paddleLeft2X = 20;
  paddleLeft1Y = height/2;
  paddleLeft2Y = height/2;
  paddleRight1X = width-paddleLeft1X-paddleW;
  paddleRight2X = width-paddleLeft2X-paddleW;
  paddleRight1Y = height/2;
  paddleRight2Y = height/2;
  ballX = width/2;
  ballY = height/2;
  ballW = 10;
  ballH = ballW;
  speedX = 3;
  speedY = 2;
  increaseSpeed = 0;
  gameBegin = false;
  gameEnd = false;
  contacts = 0;
  colorBall = 0;
  colorScore = 0;
}
void mouseClicked() {
  gameBegin = true;
}

void draw() {



  background(255);
  displayPaddles();
  displayBall();
  if (gameBegin) {
    moveBall();
    bounce();
    contactPaddle();
  }

  if (scoreLeft >= 12 || scoreRight >= 12) {
    gameEnd = true;
  }

  if (gameEnd) {
    stopBall();
  }


  displayScore();

  json.setFloat("paddleW", paddleW);
  json.setFloat("paddleLeft1H", paddleLeft1H);
  json.setFloat("paddleLeft2H", paddleLeft2H);
  json.setFloat("paddleRight1H", paddleRight1H);
  json.setFloat("paddleRight2H", paddleRight2H);
  json.setFloat("paddleLeft1X", paddleLeft1X);
  json.setFloat("paddleLeft2X", paddleLeft2X);
  json.setFloat("paddleRight1X", paddleRight1X);
  json.setFloat("paddleRight2X", paddleRight2X);
  json.setFloat("paddleLeft1Y", paddleLeft1Y);
  json.setFloat("paddleLeft2Y", paddleLeft2Y);
  json.setFloat("paddleRight1Y", paddleRight1Y);
  json.setFloat("paddleRight2Y", paddleRight2Y);
  json.setFloat("ballX", ballX);
  json.setFloat("ballY", ballY);
  json.setFloat("ballW", ballW);
  json.setFloat("ballH", ballH);
  json.setFloat("ballSpeedX", speedX);
  json.setFloat("ballSpeedY", speedY);
  json.setInt("increaseSpeed", increaseSpeed);
  json.setInt("contacts", contacts);
  json.setBoolean("gameEnd", gameEnd);
  json.setBoolean("gameBegin", gameBegin);
  json.setInt("scoreLeft", scoreLeft);
  json.setInt("scoreRight", scoreRight);
  json.setInt("colorBall", colorBall);
  json.setInt("colorScore", colorScore);




  String[] data = {json + ""};

  for (int i = 0; i < data.length; i++) {
    server.write(data[i]);
  }

  client = server.available();
  client1 = server.available();
  client2 = server.available();

  if (client != null) {
    input = client.readString();
    input1 = client1.readString();
    input2 = client2.readString();
    if (input != null) {
      if (input.contains("paddleLeft2Y")) {
        json1 = parseJSONObject(input);
        paddleLeft2Y = json1.getFloat("paddleLeft2Y");
      }
      if (input.contains("paddleRight1Y")) {
        json2 = parseJSONObject(input);
        paddleRight1Y = json2.getFloat("paddleRight1Y");
      }
      if (input.contains("paddleRight2Y")) {
        json3 = parseJSONObject(input);
        paddleRight2Y = json3.getFloat("paddleRight2Y");
      }
    }
    if (input1 != null) {
      if (input1.contains("paddleLeft2Y")) {
        json1 = parseJSONObject(input1);
        paddleLeft2Y = json1.getFloat("paddleLeft2Y");
      }
      if (input1.contains("paddleRight1Y")) {
        json2 = parseJSONObject(input1);
        paddleRight1Y = json2.getFloat("paddleRight1Y");
      }
      if (input1.contains("paddleRight2Y")) {
        json3 = parseJSONObject(input1);
        paddleRight2Y = json3.getFloat("paddleRight2Y");
      }
    }
    if (input2 != null) {
      if (input2.contains("paddleLeft2Y")) {
        json1 = parseJSONObject(input2);
        paddleLeft2Y = json1.getFloat("paddleLeft2Y");
      }
      if (input2.contains("paddleRight1Y")) {
        json2 = parseJSONObject(input2);
        paddleRight1Y = json2.getFloat("paddleRight1Y");
      }
      if (input2.contains("paddleRight2Y")) {
        json3 = parseJSONObject(input2);
        paddleRight2Y = json3.getFloat("paddleRight2Y");
      }
    }
  }

}


void displayPaddles() {

  fill(0);
  rect(paddleLeft1X, paddleLeft1Y-paddleLeft1H/2, paddleW, paddleLeft1H);
  rect(paddleLeft2X, paddleLeft2Y-paddleLeft2H/2, paddleW, paddleLeft2H);
  rect(paddleRight1X, paddleRight1Y-paddleRight1H/2, paddleW, paddleRight1H);
  rect(paddleRight2X, paddleRight2Y-paddleRight2H/2, paddleW, paddleRight2H);
}

void displayBall() {

  noStroke();
  fill(colorBall);
  ellipse(ballX, ballY, ballW, ballH);
  if (scoreRight > scoreLeft) {
  colorBall = #FF0303;
  }

  else if (scoreRight < scoreLeft) {
  colorBall = #0311FF;
  }
}

void moveBall() {

  ballX+=speedX;
  ballY+=speedY;
}
void stopBall() {
  speedX = 0;
  speedY = 0;
}

void bounce() {

  if (ballY-ballH/2 <= 0) {
    speedY=-speedY;
    ballY = ballH/2;
  }
  if (ballY+ballH/2 >= height) {
    speedY=-speedY;
    ballY = height-ballH/2;
  }
  if (ballX-ballW/2 <= 0) {
    scoreRight++;
    setup();
    speedX =-speedX;
    contacts = 1;
  }
  else if (ballX+ballW/2 >= width) {
    scoreLeft++;
    setup();
  }


}

void contactPaddle() {

  if (contacts%2!=0) {
    if (contacts%4 == 1) {
      if (ballX-ballW/2 <= paddleLeft1X+paddleW && ballY >= paddleLeft1Y-paddleLeft1H/2 && ballY <= paddleLeft1Y+paddleLeft1H/2) {
        speedX = -speedX;
        contacts++;
        increaseSpeed++;
      }
    }
    else {
      if (ballX-ballW/2 <= paddleLeft2X+paddleW && ballY >= paddleLeft2Y-paddleLeft2H/2 && ballY <= paddleLeft2Y+paddleLeft2H/2) {
        speedX = -speedX;
        contacts++;
        increaseSpeed++;
      }
    }
  }
  else {
    if (contacts%4 == 0) {
      if (ballX+ballW/2 >= paddleRight1X && ballY >= paddleRight1Y-paddleRight1H/2 && ballY <= paddleRight1Y+paddleRight1H/2) {
        speedX = -speedX;
        contacts++;
        increaseSpeed++;
      }
    }
    else {
      if (ballX+ballW/2 >= paddleRight2X && ballY >= paddleRight2Y-paddleRight2H/2 && ballY <= paddleRight2Y+paddleRight2H/2) {
        println(true);
        speedX = -speedX;
        contacts++;
        increaseSpeed++;
      }
    }
    if (increaseSpeed == 10) {
      if (speedX > 0) {
        speedX+=1;
      }
      else {
        speedX-=1;
      }
      if (speedY > 0) {
        speedY+=1;
      }
      else {
        speedY-=1;
      }
      increaseSpeed = 1;
    }
  }
}

void displayScore() {
  textAlign(LEFT);
  fill(colorScore);
  textSize(height/15);
  text(scoreLeft, width/4, height/10);
  text(scoreRight, 3*width/4, height/10);
  if (scoreLeft > 10||scoreRight > 10) {
    colorScore = #FF0318;
  }
}
void mouseMoved() {
  paddleLeft1Y = mouseY;
  if (paddleLeft1Y < paddleLeft1H/2) {
    paddleLeft1Y = paddleLeft1H/2;
  }
  else if (paddleLeft1Y > height-paddleLeft1H/2) {
    paddleLeft1Y = height-paddleLeft1H/2;
  }
}