Fix card collection logic code

Author: lulunac27a

index.js

@@ -50,14 +50,11 @@ generateRandomCardButton.addEventListener("click", () => {
                             : card.rarity === "legendary"
                                 ? 0.025
                                 : 0; //add card weight to weight sum
-        if (
-            (number <= totalWeight || number <= weightSum) &&
-            cards.length > 0
-        ) {
+        if (number <= weightSum && cards.length > 0) {
             //if random number is less than or equal to weight sum
             randomCardOutput.innerText = `You got a ${card.rarity} card: ${card.name}`; //display generated random card
             return; //exit function
-        } else {
+        } else if (cards.length === 0) {
             //if there are no cards in collection
             alert(
                 "No cards in collection! Please add cards to the collection first.",