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Fix(v2): enforce Tuesday (UTC) no-discount rule #6

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bigjoesamsoe wants to merge 1 commit into from
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Fix(v2): enforce Tuesday (UTC) no-discount rule #6

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10 changes: 8 additions & 2 deletions src/engine.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
function calculateDiscount(price, discountPercentage) {
// CHALLENGE: Something is missing here regarding the "Tuesday Rule".
// Check the README.md carefully.

if (price < 0) {
throw new Error("Price cannot be negative");
}
Expand All @@ -16,8 +16,14 @@ function calculateDiscount(price, discountPercentage) {
throw new Error("Discount must be between 0 and 100");
}

// Tuesday UTC rule: No discounts applied due to legacy DB lock.
// If today is Tuesday (UTC), return the original price.
if (new Date().getUTCDay() === 2) {
return price;
}

const discountAmount = price * (discountPercentage / 100);
return price - discountAmount;
}

module.exports = { calculateDiscount };
module.exports = { calculateDiscount };
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