[hooks] usePriceInfo 수정

Detail Notes :

1. reward 여부 값의 필요에 따른 로직 변경

com.twin.app.shoptime/src/hooks/usePriceInfo.jsx

@@ -1,36 +1,42 @@
-import React, { useCallback } from "react";
+import React, { useMemo } from "react";
+
+const priceInfoKeys = [
+  "originalPrice",
+  "discountedPrice",
+  "rewardFlag",
+  "discountAmount",
+  "discountRate",
+];
 
 export default function usePriceInfo(priceInfo) {
-  const parsePriceInfo = useCallback(
-    (priceInfo) => {
-      const priceParts = priceInfo
-        .split("|")
-        .filter((part) => part !== "N")
-        .map((item) => item.trim());
+  const parsedPriceInfo = useMemo(() => {
+    const splittedPriceInfo = priceInfo.split("|").map((item) => item.trim());
 
-      let originalPrice, discountedPrice, discountRate, discountNumeric;
+    const processedPriceInfo = priceInfoKeys.reduce((objcet, key, index) => {
+      objcet[key] = splittedPriceInfo[index];
+      return objcet;
+    }, {});
 
-      if (priceParts.length === 4) {
-        [originalPrice, discountedPrice, , discountRate] = priceParts;
-        discountNumeric = Number(discountRate.slice(0, -1));
-      } else if (priceParts.length === 2) {
-        [originalPrice, discountedPrice] = priceParts;
-        discountRate = null;
-        discountNumeric = null;
-      } else {
-        originalPrice = null;
-        discountedPrice = null;
-        discountRate = null;
-        discountNumeric = null;
-      }
+    const {
+      originalPrice,
+      discountedPrice,
+      rewardFlag,
+      discountAmount,
+      discountRate,
+    } = processedPriceInfo;
 
-      return { originalPrice, discountedPrice, discountRate, discountNumeric };
-    },
-    [priceInfo]
-  );
+    const discountRateNumeric =
+      discountRate || Number(discountRate.slice(0, -1));
 
-  const { originalPrice, discountedPrice, discountRate, discountNumeric } =
-    parsePriceInfo(priceInfo);
+    return {
+      originalPrice,
+      discountedPrice,
+      rewardFlag,
+      discountAmount,
+      discountRate,
+      discountRateNumeric,
+    };
+  }, [priceInfo]);
 
-  return { originalPrice, discountedPrice, discountRate, discountNumeric };
+  return parsedPriceInfo;
 }