(function () {
  "use strict";

  let phonePrice = 23000;

  const igraBtn = document.createElement("button");
  const igraPercentageBtn = document.createElement("button");
  const igraDisplayBtn = document.createElement("button");
  const igraInput = document.createElement("input");
  const promoInput = document.createElement("input");



  igraDisplayBtn.classList.add("igra-btn-display");
  igraDisplayBtn.textContent = "X";

  //обработка кнопки крестик
  igraDisplayBtn.addEventListener("click", () => {
    igraBtn.classList.toggle('d-n');
    igraPercentageBtn.classList.toggle('d-n');
    igraInput.classList.toggle('d-n');
    promoInput.classList.toggle('d-n');
  });
 //обработка кнопки Посчитать
  igraBtn.textContent = "Посчитать";
  igraBtn.classList.add("igra-btn");
  igraBtn.addEventListener("click", () => {
    phonePrice = Number(igraInput.value);
    igraSortCatalog();
  });
   //обработка кнопки сортировать
  igraPercentageBtn.textContent = "Сортировать";
  igraPercentageBtn.classList.add("igra-btn-percent");
  igraPercentageBtn.addEventListener("click", () => {
    phonePrice = Number(igraInput.value);
    igraSortPercentage();
  });


 //обработка поля ввода цены
  igraInput.type = "number";
  igraInput.classList.add("igra-input");
  igraInput.value = phonePrice;
  igraInput.addEventListener("input", () => {
    igraInput.value = igraInput.value.replace(/[^0-9]/g, "");
    phonePrice = Number(igraInput.value);
  });


  let igraPromoString = ''
  let promoArr = [];
   //обработка поля ввода промокода
  //promoInput.type = "string";
  promoInput.classList.add("promo-input");
  promoInput.value = `cats  20000  70000  7000
  dogs  7000  60000  6000
  cows  3000  15000  5500
  eagles  21000  105000  7500`;
  promoInput.addEventListener("input", () => {
   // очищаем массив перед каждым новым заполнением
   igraPromoString=promoInput.value.split(/\s+/)
        for (let i=0; i<igraPromoString.length; i+=4) {
          let promoName = igraPromoString[i];
          let discont = +igraPromoString[i+1];
          let minSum = +igraPromoString[i+2]
          let promoPrice = +igraPromoString[i+3]
          promoArr.push([promoName, discont, minSum, promoPrice])
        }
});



  setTimeout(() => {
    const igraBody = document.body;
    igraBody.appendChild(igraDisplayBtn);
    igraBody.appendChild(igraPercentageBtn);
    igraBody.appendChild(igraBtn);
    igraBody.appendChild(igraInput);
    igraBody.appendChild(promoInput);
  }, 1000);

  let igraCards = [];

  function getIgraCards() {
    return (igraCards = Array.from(document.querySelectorAll(".catalog-item")));
  }

  function mapIgraCards() {
    igraCards = getIgraCards();
    igraCards.forEach((card) => {
      if (card.querySelector(".item-price")) {
        const igraItemPrice = igraConvertToNumber(
          card.querySelector(".item-price").textContent
        );
        const igraItemBonus = igraConvertToNumber(
          card.querySelector(".bonus-amount").textContent
        );
        const igraItemMoney = card.querySelector(".item-money");

        const igraItemProfit = document.createElement("div");
        igraItemProfit.classList.add("item-profit");
        igraItemProfit.textContent = igraGetProfitPrice(
          igraItemPrice,
          igraItemBonus
        ) + '\n' + promoWorkHard(igraItemPrice, igraItemBonus, promoArr, phonePrice);

        if (igraItemMoney.querySelector(".item-profit")) {
          igraItemMoney.querySelector(".item-profit").remove();
        }
        igraItemMoney.append(igraItemProfit);
      }
    });
  }

  function igraConvertToNumber(str) {
    // Удаляем все пробелы из строки
    let stringWithoutSpaces = str.replace(/ /g, "");

    // Удаляем знак рубля, если есть
    let stringWithoutCurrencySign = stringWithoutSpaces.replace("₽", "");

    // Преобразуем строку в число
    let number = parseFloat(stringWithoutCurrencySign);

    // Возвращаем число
    return number;
  }

  function igraGetProfitPrice(price, bonus) {
    let a = price - bonus;
    let b = phonePrice - a;
    let c = (phonePrice - price + 0.8 * bonus) * 100 / price
    return c.toFixed(2);
  }

  function igraSortCatalog() {
    mapIgraCards();
    let igraSortedCards = sortDivByPrice(getIgraCards());

    const igraCatalogItems = document.querySelector(".catalog-listing__items");
    igraCatalogItems.innerHTML = "";
    igraSortedCards.map((card) => {
      igraCatalogItems.append(card);
    });
  }

  function igraSortPercentage() {
    mapIgraCards();
    let igraSortedCards = sortDivByPricePercentage(getIgraCards());
    console.log(igraSortedCards)

    const igraCatalogItems = document.querySelector(".catalog-items-list");
    igraCatalogItems.innerHTML = "";
    igraSortedCards.map((card) => {
      igraCatalogItems.append(card);
    });
  }

    //функция подсчета промокода
    function promoWorkHard(phonePrice, bonusNum, promoArr, igraPrice){
        let bestRoi = 0, bestPromoName = "";
        let RoiMin = 0, RoiMax = 0
        let bestPhoneCount = 0, totalPriceMin = 0, totalPriceMax = 0, bonusPercent = 0;
        let totalBonus = 0;
        for (let i = 0; i < promoArr.length; i++){
            let promoName = promoArr[i][0], discont = promoArr[i][1];
            let minSum = promoArr[i][2], promoPrice= promoArr[i][3];

          let kMax = Math.ceil(minSum / phonePrice);
          let kMin = Math.floor(minSum / phonePrice);

          let totalPriceMax = phonePrice * kMax;
          let totalPriceMin = phonePrice * kMin;
          bonusPercent = bonusNum / phonePrice;
          let totalBonusMax = (totalPriceMax - discont) * bonusPercent * 0.8
          let totalBonusMin = (totalPriceMin - discont) * bonusPercent * 0.8

          RoiMax = (igraPrice * kMax - totalPriceMax + totalBonusMax + promoPrice) / (totalPriceMax + promoPrice)
          RoiMin = (igraPrice * kMin - totalPriceMin + totalBonusMin + promoPrice) / (totalPriceMin + promoPrice)

          if(RoiMin > bestRoi){
            bestRoi = RoiMin
            bestPhoneCount = kMin
            bestPromoName = promoName
          }
          if(RoiMax > bestRoi){
            bestRoi = RoiMax
            bestPhoneCount = kMax
            bestPromoName = promoName
          }
        }
         return `${bestPromoName}, ${bestPhoneCount}, ${bestRoi.toFixed(2)}`;
    }

  function sortPrices(arr) {
    const prices = arr.map((div) => {
      const itemProfit = div.querySelector(".item-profit");
      const price = itemProfit.textContent;
      return parseInt(price);
    });
    prices.sort((a, b) => b - a);
    return prices;
  }
  function sortDivByPrice(arr) {
    const sortedArr = arr.sort((a, b) => {
      if (a.querySelector(".item-profit")) {
        const priceA = Number(a.querySelector(".item-profit").textContent);
        const priceB = Number(b.querySelector(".item-profit").textContent);
return priceB - priceA;
      }
    });
    return sortedArr;
  }

    function sortDivByPricePercentage(arr) {
    const sortedArr = arr.sort((a, b) => {
      if (a.querySelector(".bonus-percent")) {
        const priceA = Number(igraMyGeeks(a.querySelector(".bonus-percent").textContent));
        const priceB = Number(igraMyGeeks(b.querySelector(".bonus-percent").textContent));

        return priceB - priceA;
      }
    });

    return sortedArr;
  }

  function igraMyGeeks(string) {

    // Input string
    let str = string;

    // Using match with regEx
    let matches = str.match(/(\d+)/);

    // Display output if number extracted
    if (matches) {
        return matches[0];
    }
}
})();