calculateDiff is migrated. The old implementation is calculateOldPrices

apps/website/src/utils/historic/calculateDiff.ts

@@ -0,0 +1,9 @@
+const calculateHistoricDiff = (currentPrice: number, percent: number) => {
+  let indexChange = Math.abs(percent) / 100
+  const dif = currentPrice * indexChange
+  const sign = Math.sign(percent) * -1
+
+  return currentPrice + sign * dif
+}
+
+export default calculateHistoricDiff