//project 1
//Adam Kochen




int score=0;
int healthX=99;
float horizon=150;
float sunX=50,sunY=30;
float demonLordX=random(500,800), demonLordY= 500;
float heroX=random(0,300) ,heroY=random(300,500);
float dayScore = 2;
float treasureX= random(20,780), treasureY = random(200,600);
float travelX = 0 , travelY = 0;
int gMode = 1;
String pName = " ";
String gName = "The Sceptre of Hades";

void setup () {
size(800,600);
}

  void draw(){
//Next Frame
if( gMode == 1) {
  play();
}
else if( gMode == 2){
  scene();
  treasure();
  sun();
  demonLord();
  hero();
  score();
  health();
  }
  else{
  //gEnd();
  }
}
  void play(){
    
    noStroke();
    background(255,153,0);
    fill(255,204,0);
    rect(width-750, height-550, width-100, height-100,40);
    fill(0);
    textSize(15);
    fill(255,0,0);
    //text(gMode,10,10);
    text("  Welcome to " + gName + ". You are the newest Demon Lord. Your father  ",100,100);
    text("the previous Demon Lord was slain by the world's greatest hero. Fortunately though",100,118); 
    text("before he died he was able to tell you about his plan to take over the world. He had",100,136);
    text("planned to use the Scepter of Hades to bring all the souls from the underworld back",100,154);
    text("to the overworld and use them as his undead army. Unfortunately the scepter was",100,172);
    text("destroyed during the war of gods hundreds of years ago and the pieces hidden away.",100,190);
    text("Your goal is to find all the pieces and complete your father's plan to take over the",100,208);
    text("world. You can use the shard detector in the upper left corner to help you find the",100,226);
    text("pieces. The detector will tell you how far away you are from the piece nearest to you",100,244);
    text("while avoiding the son of the hero that defeated your father who is currently hunting",100,262);
    text("you.",100,280);  
    text(" So what are you waiting for? Click play already!",250,350);
    fill(204,0,0);
    rect(350,500,100,50,6);
    fill(0);
    textSize(35);
    text("play",370,535);
    if(mousePressed && mouseX < 451 && mouseX > 349 && mouseY < 551 && mouseY > 499) {
      gMode = 2;
    }
      if(key == 'q'){ gMode = 1;}
 }

void scene(){
//sky
textSize(11);
  noStroke();
  if(dayScore%2==0) {background(0,200,255);
  } else{ background(0,0,123);
  };
  fill(0,255,0);
  rect(0,horizon,800,500);
  //fill(0);
  text(score,20,700);
  text(gName,680,10);
  }

void sun(){
  //draw sun
 ellipseMode(CORNER);
 if(dayScore%2==0) {fill(255,210,0);
 }else{fill(220);
 };
 noStroke();
 ellipse(sunX,sunY,40,40);
 sunX= sunX +2;
 //reset sun
 if(sunX > width+10){ sunX=50;
   dayScore=dayScore + 1;
 }

}

void demonLord(){
  //make demonLord
  fill(0);
  rect(demonLordX,demonLordY,40,80);
  ellipseMode(CORNER);
  ellipse(demonLordX,demonLordY-40,40,40);
  strokeWeight(10);
  stroke(183,0,0);
  //horns
  if(mouseX<demonLordX){line(demonLordX+10,demonLordY-33,demonLordX+13,demonLordY-45);
  }
  else{line(demonLordX+30,demonLordY-33,demonLordX+27,demonLordY-45);
  }
  //0-0 demonLordX= mouseX;
  //0-0 demonLordY= mouseY;
  //demonLord follows mouse
    if(demonLordY+50 > horizon ||
    mouseY > horizon) 
    {demonLordY= demonLordY+ (mouseY - demonLordY)/5;}
    demonLordX= demonLordX+ (mouseX - demonLordX)/5;
  
  //Name demonLord
  fill(255,0,255);
  text("Demon",demonLordX,demonLordY+40);
  text("Lord",demonLordX+8,demonLordY+53);
}
void hero(){
  //chase demonLord
   heroX= heroX+ (demonLordX-heroX)/90;
  heroY= heroY+ (demonLordY-heroY)/90; 
  //make hero sword
  strokeWeight(10);
  stroke(183,178,180);
  if(demonLordX>heroX)
  {
  line(heroX+10,heroY+15,heroX+90,heroY+15);//blade
  noStroke();
  fill(0,100,200);
  rect(heroX,heroY+10,50,10); //handle
  rect(heroX+49,heroY,8,30); //hand guard
  }
  else
  {
    line(heroX,heroY+15,heroX-50,heroY+15); //blade
    noStroke();
    fill(0,100,200);
    rect(heroX-10,heroY+10,50,10); //handle
    rect(heroX-17,heroY,8,30); //hand guard
  }
  //make hero
  rectMode(CORNER);
  fill(255);
  rect(heroX,heroY,40,80); //body 
  ellipse(heroX,heroY-40,40,40); //head
  fill(200,50,200);
  //moving eye
  if(demonLordX<heroX)
    {
      ellipse(heroX+5,heroY-35,10,10);
    }
  else{
        ellipse(heroX+25,heroY-35,10,10);
  }
    
  //name hero
  fill(2);
  text("Hero",heroX+7,heroY+10);
}
  void score(){
  //show Score
  fill(255);
  stroke(255,0,255);
  text("Score:"+score,demonLordX,demonLordY+10);
  
  if(dist(demonLordX,demonLordY,heroX,heroY) < 40) {
    eat();
  }
}

void eat(){
  //
  healthX= healthX-10;
  background(255,0,0);
  heroX=random(0,750);
  heroY=random(250,550);
}

void treasure(){
  //draw treasure
  fill(0,0,0,0);
  rect(treasureX,treasureY,10,10);
  //treasure found move
  if(dist(demonLordX,demonLordY,treasureX,treasureY)<60){
    treasureX= random(20,780);
    treasureY = random(200,580);
    score= score + 20;
  //treasure found flash
  background(0,255,0);
  }
  //draw coorinates
  travelX= dist(demonLordX,demonLordY,treasureX,treasureY);
  fill(100);
  text(travelX,20,40);
}

void health(){
  strokeWeight(0);
  fill(255,0,0);
  rect(20,15,20+healthX,10);
  if (healthX<0){gMode = 3;}
}

void mousePressed(){
  //
  demonLordX= mouseX;
  demonLordY= mouseY;}