stroll/game.js

var baseHeight = 3.65;
var baseMass = 1360;
var scale = 1;

var strolling = false;

victims = {};

function toggle_auto()
{
  strolling = !strolling;
}
function initVictims()
{
  return {
    "Person": 0,
    "Car": 0,
    "Bus": 0,
    "Motorcycle": 0,
    "House": 0,
    "Train": 0,
    "Parking Garage": 0,
    "Overpass": 0
  };
};

function getOnePrey(area)
{
  var potential = ["Person", "Car", "Bus", "House", "Train", "Parking Garage"];

  var potAreas = []

  potential.forEach(function (x) {
    potAreas.push([x,areas[x]]);
  });

  potAreas = potAreas.sort(function (x,y) {
    return x[1] < y[1];
  });

  for (var i=0; i<potAreas.length; i++) {
    x = potAreas[i];
    if (x[1] < area) {
      return new things[x[0]](1);
    }
  };

  return new Person(1);
}
function getPrey(region, area)
{
  switch(region)
  {
    case "suburb": return suburbPrey(area);
  }
}

function suburbPrey(area)
{
  return fill_area(area, {"Person": 0.5, "House": 0.5, "Car": 0.2});
}

function updateVictims(type,prey)
{
  var sums = prey.sum();

  for (var key in sums) {
    if (sums.hasOwnProperty(key)) {
      victims[type][key] += sums[key];
    }
  }
}

function scaleAddMass(scale, baseMass, mass)
{
  var startMass = Math.pow(scale, 3) * baseMass;
  var newMass = startMass + mass;
  return Math.pow(newMass / baseMass, 1/3) ;
}

function feed()
{
  var prey = getPrey("suburb", 0.5*scale*scale);

  var line = prey.eat();

  var preyMass = prey.sum_property("mass");

  scale = scaleAddMass(scale, baseMass, preyMass);

  updateVictims("stomach",prey);
  update([line]);
}

function stomp()
{
  var prey = getPrey("suburb", 1.5*scale*scale);
  var line = prey.stomp();

  var preyMass = prey.sum_property("mass");

  scale = scaleAddMass(scale, baseMass, preyMass);

  updateVictims("stomped",prey);
  update([line]);

}

function anal_vore()
{
  var prey = getOnePrey(scale*scale*2)

  var line = prey.anal_vore();

  var preyMass = prey.sum_property("mass");

  scale = scaleAddMass(scale, baseMass, preyMass);

  updateVictims("bowels",prey);
  update([line]);
}

function update(lines = [])
{
  var log = document.getElementById("log");

  lines.forEach(function (x) {
    var line = document.createElement('div');
    line.innerHTML = x;
    log.appendChild(line);
  });

  log.scrollTop = log.scrollHeight;

  var height = baseHeight * scale;
  var mass = baseMass * Math.pow(scale, 3);

  document.getElementById("height").innerHTML = "Height: " + Math.round(height * 3) + " feet";
  document.getElementById("mass").innerHTML = "Mass: " + Math.round(mass * 2.2) + " pounds";

  for (var type in victims) {
    if (victims.hasOwnProperty(type)) {
      for (var key in victims[type]){
        if (victims[type].hasOwnProperty(key)) {
          if (document.getElementById("stats-" + type + "-" + key) == null) {
            if (victims[type][key] == 0)
              continue;
            child = document.createElement('div');
            child.id = "stats-" + type + "-" + key;
            child.classList.add("stat-line");
            document.getElementById("stats-" + type).appendChild(child);
          }
          document.getElementById("stats-" + type + "-" + key).innerHTML = key + ": " + victims[type][key];
        }
      }
    }
  }
}

function pick_move()
{
  if (!strolling) {
    setTimeout(pick_move, 2000);
    return;
  }
  var choice = Math.random();

  if (choice < 0.2) {
    anal_vore();
    setTimeout(pick_move, 2000);
  } else if (choice < 0.6) {
    stomp();
    setTimeout(pick_move, 2000);
  } else {
    feed();
    setTimeout(pick_move, 2000);
  }
}

function grow()
{
  scale *= 1.2;
  update();
}

function digest()
{
  var newlyDigested = initVictims();

  var stomach = victims["stomach"];

  for (var key in stomach) {
    if (stomach.hasOwnProperty(key)) {
      var digested = Math.ceil(stomach[key] / 2);
      newlyDigested[key] += digested;
      victims["digested"][key] += digested;
      victims["stomach"][key] -= digested;
    }
  }

  var bowels = victims["bowels"];

  for (var key in bowels) {
    if (bowels.hasOwnProperty(key)) {
      var digested = Math.ceil(bowels[key] / 3);
      newlyDigested[key] += digested;
      victims["digested"][key] += digested;
      victims["bowels"][key] -= digested;
    }
  }

  var melted = [];
  for (var key in newlyDigested) {
    if (newlyDigested.hasOwnProperty(key) && newlyDigested[key] > 0) {
      melted.push(new things[key](newlyDigested[key]));
    }
  }

  var meltedTotal = new Container(melted);

  if (meltedTotal.count > 0)
    update(["Your stomach gurgles as it digests " + meltedTotal.describe()]);
  else
    update();
  setTimeout(digest, 5000);
}

window.addEventListener('load', function(event) {
  victims["stomped"] = initVictims();
  victims["digested"] = initVictims();
  victims["stomach"] = initVictims();
  victims["bowels"] = initVictims();

  setTimeout(pick_move, 2000);
  setTimeout(digest, 5000);

  update();
});