"use strict";

let belongings = {};

let ownedUpgrades = {};

let remainingUpgrades = [];

let resources = {};

let updateRate = 60;

function calculateProductivity() {
  let productivity = 0;
  for (const [key, value] of Object.entries(belongings)) {
      productivity += productivityOf(key);
  }
  return productivity;
}

// here's where upgrades will go :3

function productivityOf(type) {
  let baseProd = buildings[type].prod;

  for (const [key, value] of Object.entries(upgrades)) {
    if (!ownedUpgrades[key]) {
      continue;
    }


    if (value.effect.type == "prod-2x") {
      if (value.effect.target == type) {
        baseProd *= 2;
      }
    }
  }
  return baseProd * belongings[type].count;
}

function costOfBuilding(type) {
  let baseCost = buildings[type].cost

  let countCost = baseCost * Math.pow(1.15, belongings[type].count);

  return Math.round(countCost);
}

function buyBuilding(type) {
  let cost = costOfBuilding(type);

  if (resources.food >= cost) {
    belongings[type].count += 1;
    resources.food -= cost;
  }

}
// update stuff

function updateResources() {
  addResources();
  displayResources();
  displayBuildings();
  displayUpgrades();

  setTimeout(updateResources, 1000/updateRate);
}

function addResources() {
  resources.food += calculateProductivity() * 1 / updateRate;
}

function displayResources() {
  document.getElementById("resource-food").innerText = "Food: " + render(resources.food);

  document.getElementById("productivity").innerText = (Math.round(calculateProductivity() * 10) / 10) + " food/sec";
}

function displayBuildings() {
  for (const [key, value] of Object.entries(belongings)) {
    let button = document.querySelector("#building-" + key);

    document.querySelector("#building-" + key + " > .building-button-name").innerText = value.count + " " + (value.count == 1 ? buildings[key].name : buildings[key].plural);
    document.querySelector("#building-" + key + " > .building-button-cost").innerText = costOfBuilding(key) + " food";

    if (costOfBuilding(key) > resources.food) {
      button.classList.add("building-button-disabled");
    } else {
      button.classList.remove("building-button-disabled");
    }
  }
}

function canAfford(cost) {
  for (const [resource, amount] of Object.entries(cost)) {
    if (resources[resource] < amount) {
      return false;
    }
  }

  return true;
}

function spend(cost) {
  for (const [resource, amount] of Object.entries(cost)) {
    resources[resource] -= amount;
  }
}

function displayUpgrades() {
  for (let id of remainingUpgrades) {
    let button = document.querySelector("#upgrade-" + id);

    if (ownedUpgrades[id]) {
      button.style.display = "none";
      continue;
    }
    if (upgradeAvailable(id)) {
      button.classList.remove("upgrade-button-inactive");
    } else {
      button.classList.add("upgrade-button-inactive");
    }
  }

  // now we throw out stuff

  for (let i = remainingUpgrades.length-1; i >= 0; i--) {
    if (ownedUpgrades[remainingUpgrades[i]]) {
      remainingUpgrades.splice(i, 1);
    }
  }
}

function buyUpgrade(id) {
  if (ownedUpgrades[id]) {
    return;
  }

  let upgrade = upgrades[id];

  if (!canAfford(upgrade.cost)) {
    return;
  }

  spend(upgrade.cost);

  ownedUpgrades[id] = true;
}

function eatMicro() {
  resources.food += 1;
}
// setup stuff lol

// we'll initialize the dict of buildings we can own

function setup() {
  initializeData();
  createButtons();
  createDisplays();
  registerListeners();

}

function initializeData() {
  for (const [key, value] of Object.entries(buildings)) {
    belongings[key] = {};
    belongings[key].count = 0;
  }

  for (const [key, value] of Object.entries(upgrades)) {
    ownedUpgrades[key] = false;
  }
}

function registerListeners() {
  document.querySelectorAll(".building-button").forEach(function(button) {
    let id = button.id.replace("building-", "");
    button.addEventListener("click", function() { buyBuilding(id); });
  });

  document.querySelector("#tasty-micro").addEventListener("click", eatMicro);
}

function createButtons() {
  createBuildings();
  createUpgrades();
}

function createBuildings() {
  let container = document.querySelector("#buildings-area");

  for (const [key, value] of Object.entries(buildings)) {
    let button = document.createElement("div");
    button.classList.add("building-button");
    button.id = "building-" + key;
    let buttonName = document.createElement("div");
    buttonName.classList.add("building-button-name");
    let buttonCost = document.createElement("div");
    buttonCost.classList.add("building-button-cost");

    button.appendChild(buttonName);
    button.appendChild(buttonCost);

    container.appendChild(button);
  }
}

function upgradeAvailable(id) {
  if (ownedUpgrades[id]) {
    return false;
  }

  if (!canAfford(upgrades[id].cost)) {
    return false;
  }

  for (const [type, reqs] of Object.entries(upgrades[id].prereqs)) {
    if (type == "buildings") {
      for (const [building, amount] of Object.entries(upgrades[id].prereqs[type])) {
        if (belongings[building].count < amount) {
          return false;
        }
      }
    }
  }

  return true;
}

function createUpgrades() {
  let container = document.querySelector("#upgrades-list");

  for (const [key, value] of Object.entries(upgrades)) {

    remainingUpgrades.push(key);

    let button = document.createElement("div");
    button.classList.add("upgrade-button");
    button.id = "upgrade-" + key;
    let buttonName = document.createElement("div");
    buttonName.classList.add("upgrade-button-name");
    buttonName.innerText = value.name;
    button.appendChild(buttonName);

    button.addEventListener("mousemove", function(e) { upgradeTooltip(key, e); });
    button.addEventListener("mouseleave", function() { upgradeTooltipRemove(); });
    button.addEventListener("click", function() { buyUpgrade(key); });

    container.appendChild(button);
  }
}

function createDisplays() {
  let resourceList = document.querySelector("#resource-list");

  for (const [key, value] of Object.entries(resourceTypes)) {
    resources[key] = 0;

    let line = document.createElement("div");

    line.id = "resource-" + key;

    resourceList.appendChild(line);
  }
}

function renderLine(line) {
  let div = document.createElement("div");
  div.innerText = line.text;

  if (line.valid !== undefined) {
    if (line.valid) {
      div.classList.add("cost-met");
    } else {
      div.classList.add("cost-unmet");
    }
  }

  return div;
}

function renderLines(lines) {
  let divs = [];

  for (let line of lines) {
    divs.push(renderLine(line));
  }

  return divs;
}

function renderCost(cost) {
  let list = [];

  list.push({
    "text": "Cost:"
  });

  for (const [key, value] of Object.entries(cost)) {
    list.push({
      "text": value + " " + resourceTypes[key].name,
      "valid": resources[key] >= value
    });
  }

  return renderLines(list);
}

function renderPrereqs(prereqs) {
  let list = [];

  list.push({
    "text": "Own:"
  });

  for (const [key, value] of Object.entries(prereqs)) {
    if (key == "buildings") {
      for (const [id, amount] of Object.entries(prereqs.buildings)) {
        list.push({
          "text": buildings[id].name + " x" + amount,
          "valid": belongings[id].count >= amount
        });
      }
    }
  }

  return renderLines(list);
}

function upgradeTooltip(id, event) {

  let tooltip = document.querySelector("#upgrade-tooltip");

  tooltip.style.setProperty("display", "block");

  let tooltipDesc = document.querySelector("#upgrade-tooltip-desc");

  tooltipDesc.innerText = upgrades[id].desc;

  let tooltipEffect = document.querySelector("#upgrade-tooltip-effect");

  tooltipEffect.innerText = upgrade_types[upgrades[id].effect.type].desc(buildings[upgrades[id].effect.target].name);

  let tooltipCost = document.querySelector("#upgrade-tooltip-cost");

  replaceChildren(tooltipCost, renderCost(upgrades[id].cost));

  let tooltipPrereqs = document.querySelector("#upgrade-tooltip-prereqs");

  replaceChildren(tooltipPrereqs, renderPrereqs(upgrades[id].prereqs));

  let yOffset = tooltip.parentElement.getBoundingClientRect().y;

  let yTrans = Math.round(event.clientY - yOffset);
  tooltip.style.setProperty("transform", "translate(-220px, " + yTrans + "px)");
}

function upgradeTooltipRemove() {
  let tooltip = document.querySelector("#upgrade-tooltip");

  tooltip.style.setProperty("display", "none");

}

window.onload = function() {
  setup();

  setTimeout(updateResources, 1000/updateRate);
}