/* built with Studio Sketchpad: 
 *   https://sketchpad.cc
 * 
 * observe the evolution of this sketch: 
 *   https://cisc1600.sketchpad.cc/sp/pad/view/ro.quN3qiNPO2O/rev.2
 * 
 * authors: 
 *   Michael Mandel

 * license (unless otherwise specified): 
 *   creative commons attribution-share alike 3.0 license.
 *   https://creativecommons.org/licenses/by-sa/3.0/ 
 */ 



//-----------------------------------------------------------------------

int bomblocation() {     //need this to be a function so it can be called for randomness rather than setting bombX to it
  return int(random(500));     //would just create a set spawn point otherwise if recycled
}
int[] bombX = {     //made into an array to create more bombs
  bomblocation(),bomblocation(),bomblocation(),bomblocation(),bomblocation()
  };
int[] bombY = {     //same must be done with Y axis to create individualization
  0,5,10,20,30
};
int bombsize = 15;     //radius of bomb
int gameState = 0;

int cloudlocation() {
  return int(random(500));
}
int[] cloudX = { cloudlocation(),cloudlocation(),cloudlocation() };
int[] cloudY = { 0,290,360 };
int cSpd = 2;    //cloud speed


//-----------------------------------------------------------------------

void setup() {
  size(500,620);
}

void draw() {
  if (gameState == 0) {
    titlescreen();
  }
  if (gameState == 1) {
    background(#3399ff);
    fill(#cccccc);
    stroke(#cccccc);
    triangle(mouseX-8, 590, mouseX+8, 590, mouseX, 575);  //spaceship start
    ellipse(mouseX,590,14,10);
    line(mouseX-14,590,mouseX+14,590);
    triangle(mouseX-17,591,mouseX-11,591,mouseX-14,585);
    triangle(mouseX+17,591,mouseX+11,591,mouseX+14,585);  //spaceship end
  
    bombfall();
    laser();
  }
  if (gameState == 2) {
    gameOver();
  }
}

void titlescreen() {
  textSize(18);
  background(#cccccc);
  fill(#000000);
  textAlign(CENTER);
  text("Welcome to BOMB CRISIS!",250,150);
  text("Control the ship with your mouse and click to fire your laser.",250,200);
  text("Try not to let the bombs get past you!",250,250);
  fill(0,255,0);
  rect(200,400, 100,50);
  fill(255,0,0);
  text("Start Game",250,430);
  if(mousePressed && (mouseX >= 200 && mouseX <= 300 && mouseY >= 400 && mouseY <= 450)) {
    gameState = 1;      //if mouse is clicked inside above box, then start game
  }
}

void gameOver() {
  background(#000000);
  textAlign(CENTER);
  fill(#ffffff);
  text("Game Over",250,250);
  fill(#333399);
  rect(200,400, 100,50);
  fill(#ffffff);
  text("Retry",250,430);
  if(mousePressed && (mouseX >= 200 && mouseX <= 300 && mouseY >= 400 && mouseY <= 450)) {
    gameState = 1;      //if mouse is clicked inside above box, then start game
  }
}

void bombfall() {     //bomb falling simulation
  fill(255,0,0);
  for(int i=0;i<5;i++) {
    ellipse(bombX[i],bombY[i]++,bombsize,bombsize);
    if(bombY[i] > 615) {  //if a bomb reaches bottom, evoke game over screen
      gameState = 2;
      for(int r=0;r<5;r++) {
      bombY[r] = r*10;
      }
    }
  }
  for(int i=0;i<3;i++) {    //CLOUDS
    fill(#cccccc);
    ellipse(cloudX[i],cloudY[i],bombsize*2,bombsize*2);
    ellipse(cloudX[i]-20,cloudY[i],bombsize*2,bombsize*2);
    ellipse(cloudX[i]-13,cloudY[i]+20,bombsize*2,bombsize*2);
    ellipse(cloudX[i]+10,cloudY[i]+25,bombsize*2,bombsize*2);
    ellipse(cloudX[i]+20,cloudY[i]+10,bombsize*2,bombsize*2);
    stroke(#000000);
    line(cloudX[i]-3,cloudY[i],cloudX[i]-3,cloudY[i]+6);      //smiley face for the cloud =)
    line(cloudX[i]+5,cloudY[i],cloudX[i]+5,cloudY[i]+6);
    curve(cloudX[i]-30,cloudY[i]-50, cloudX[i]-6,cloudY[i]+12,cloudX[i]+7,cloudY[i]+12, cloudX[i],cloudY[i]);  //trial and error
    stroke(#cccccc);
    
    cloudY[i] = cloudY[i] + 2;
    if (cloudY[i] > 650) {
      cloudY[i] = 0;
    }
  }
}

void laser() {     //drawing the laser shot
  stroke(#660099);
  if(mousePressed) {
    line(mouseX,574,mouseX,0);
    for(int i=0;i<5;i++) {
      if((mouseX <= (bombX[i] + bombsize/2)) && (mouseX >= (bombX[i] - bombsize/2))) {      //hit registry checker
        bombX[i] = bomblocation();
        bombY[i] = 0;
      }

      else {
        line(mouseX,574,mouseX,0);
      }
    }
  }
}