Untitled

<script>
function calculatePrice() {
  // Get the values of the inputs
  const currentSellingPrice = document.querySelector("input[placeholder='Current selling price in the market']").value;
  const boughtFromUs = document.querySelector("#boughtFromUs").checked;
  const age = document.querySelector("select[name='Age of the PC']").value;
  const condition = document.querySelector("select[name='condition']").value;

  // Calculate the trade-in price
  let tradeInPrice = currentSellingPrice;
  if (boughtFromUs) {
    tradeInPrice -= currentSellingPrice * 0.1;
  }
  else {
    tradeInPrice -= currentSellingPrice * 0.2;
  }
  if (condition === "top") {
    tradeInPrice -= currentSellingPrice * 0.3;
  }
  if (condition === "neverused") {
    tradeInPrice -= currentSellingPrice * 0.7;
  }
  if (condition === "good") {
    tradeInPrice -= currentSellingPrice * 0.4;
  }

  // Display the trade-in price
  document.querySelector(".trade-in-price").innerHTML = "Trade-in price: AED " + tradeInPrice;
}

document.querySelector("button").addEventListener("click", calculatePrice);
</script>