let metadata={"Collection":"Merkle Tree's","Version":"420.69","Author":"@DogeOfDogeSt"};
let sizew = window.innerWidth;
let sizeh = window.innerHeight;
let numdays = (Date.now()/1000 - minttime)/550;
var grass = [];
var grassColour;
var grassLength = (numdays/2000 <=15) ? (numdays/2000) :15
if(grassLength < 1){
  grassLength=1;
}
let daycount = 0;
let palettes = [
["rgb(139, 191, 0)","rgb(168, 227, 20)","rgb(168, 227, 20)","rgb(51, 66, 12)"],
["rgb(245,185,224)","rgb(226,129,207)","rgb(226,129,207)","rgb(78,17,53)"],
["rgb(161,122,65)","rgb(231,216,211)","rgb(138,91,35)","rgb(68,29,15)"],
["rgb(242,239,222)","rgb(126,137,61)","rgb(56,72,25)","rgb(65,59,47)"],
["rgb(139, 191, 0)","rgb(168, 227, 20)","rgb(168, 227, 20)","rgb(51, 66, 12)"],
["#6FA09B","rgb(29,204,144)","rgb(36,68,49)","rgb(5,40,28)"]]
let trunks = ["rgb(20,20,20)","rgb(40,40,40)","rgb(50,40,40)","rgb(114,114,114)","rgb(37,20,12)"];
let grasses = ["rgb(24,54,23)","rgb(37,90,25)","rgb(93,75,54)","rgb(40,65,4)"];

function setup() {
  createCanvas(sizew, sizeh);
  randomSeed(mintseed);
  angleMode(RADIANS)
  grassColour = color(grasses[grassChoice])
  for (var i = 0; i <= 20; i+=1) {
    grass.push(new Grass(createVector(width/2, height)));
  }
}

function draw() {
  let angleChoice = angle1;
  background(10, 10, 10);
  let startPoint = [sizew / 2, sizeh]; 
  let length = randomBetween(70, 120);
  let weight = randomBetween(15, 45);
  let branchAngle = PI / angleChoice;
  let parentCount = 0;
  let rootBranch = new Branch(startPoint, weight, length, branchAngle,  parentCount);
  strokeWeight(weight);
  stroke(30);
  branch(rootBranch);
  noLoop();
  stroke(grassColour, random(50, 200))
  for (var i = 0; i < grass.length; i++) {
    var g = grass[i];
    g.draw();
  }
}

function branch(currentBranch) {
  let { startPoint, weight, length, angle,  parentCount } = currentBranch;
  let x1 = startPoint[0] + length * cos(angle);
  let y1 = startPoint[1] - length * sin(angle);
  let endpoint = [x1, y1];
  strokeWeight(weight);
  if(parentCount > 16) {
    stroke(palettes[paletteChoice][0]);
  }
  else if (parentCount > 13) {
    stroke(palettes[paletteChoice][1]);
  }
  else if (parentCount > 12) {
    stroke(palettes[paletteChoice][2]);
  }
  else if(parentCount > 7){
    stroke(palettes[paletteChoice][3]);
  }
  else{
    stroke(trunks[trunkChoice]);
  }
  line(startPoint[0], startPoint[1], endpoint[0], endpoint[1]);
  let angleMax = angle + (PI / 4);
  let angleMin = angle - PI / 4;
  let angleDiff = randomBetween(0, angleMax - angleMin - (PI / 16));
  let angle1 = angleMax - angleDiff / 2;
  let angle2 = angleMin + angleDiff / 2;
  let newWeight = randomBetween(weight * 0.5, weight * 0.8);
  let newLength = randomBetween(length * 0.7, length * .9);
  if (newLength < 3) {
    return;
  }
  if (daycount >= numdays) {
    return;
  }
  daycount++;
  let branchChoice = randomBetween(1,4);
  if(branchChoice > 2){
  let angle2Branch = new Branch(endpoint, newWeight, newLength, angle2,  parentCount + 1);
  let angle1Branch = new Branch(endpoint, newWeight, newLength, angle1,  parentCount + 1);
      branch(angle1Branch);
  branch(angle2Branch);
  }else{
  let angle2Branch = new Branch(endpoint, newWeight, newLength, angle1,  parentCount + 1);
  let angle1Branch = new Branch(endpoint, newWeight, newLength, angle2,  parentCount + 1);
  branch(angle1Branch);
  branch(angle2Branch);
  }

}
class Branch {
  constructor(startPoint, weight, length, angle,  parentCount) {
    this.startPoint = startPoint;
    this.weight = weight;
    this.length = length;
    this.angle = angle;
    this.parentCount = parentCount;
  }
}
function randomBetween(low, high) {
  return random(high - low) + low;
}
function Grass(loc) {
  this. blades = [ ];
  this.am =int(random(1, 5));
  this.loc = loc;
  this.loc.x = this.loc.x + random(-30, 30)
  for (var i = 0; i < this.am; i++) {
      this.blades.push(new Blade(random(1, grassLength)));
  }
  Grass.prototype.draw = function() {
    for (var i = 0; i < this.blades.length; i++) {
      var blade = this.blades[i];
      push();
      translate(this.loc.x, this.loc.y);
      rotate(radians(blade.angle));
      blade.branch(blade.segments);
      pop();
    }
  }
}
function Blade(segments) {
  var num = 0;
  this.segments = segments;
  this.angle = random(-10, 10);
  this.branch = function(len) {
    var len = len *0.79;
    strokeWeight(1);
    line(0, 0, 0, -len);
    push();
    translate(0, -len);
    if (len > 5) {
      rotate(radians(this.angle  + sin(len+num) ));
      this.branch(len) 
    }
    pop();
  }
}