adding sorting functionality

src/Pages/ShopCategory.jsx

@@ -1,28 +1,65 @@
 import React, { useContext, useState } from "react";
 import { ShopContext } from "../Context/ShopContext";
 import Dropdown from "../assets/dropdown_icon.png";
-import Product from "./Product";
 import Item from "../Components/Item";
 import { Link } from "react-router-dom";
 
+
 const ShopCategory = (props) => {
   const { all_products } = useContext(ShopContext);
   const [displayCount, setDisplayCount] = useState(12);
+  const [sortCriteria, setSortCriteria] = useState("default");
+
+
+  const [isDropdownOpen, setIsDropdownOpen] = useState(false);
+
+
+  // Filter products based on category
+  const filteredProducts = all_products.filter(
+    (item) => item.category === props.category
+  );
+
 
-  const filteredProducts = all_products.filter((item) => {
-    if (item.category === props.category) {
-      return item;
+  // Sort products based on selected criteria
+  const sortProducts = (products) => {
+    if (sortCriteria === "priceLowToHigh") {
+      return products.slice().sort((a, b) => parseFloat(a.new_price) - parseFloat(b.new_price));
+    } else if (sortCriteria === "priceHighToLow") {
+      return products.slice().sort((a, b) => parseFloat(b.new_price) - parseFloat(a.new_price));
+    } else if (sortCriteria === "popularity") {
+      // Ensure the 'popularity' attribute is available in your data
+      return products.slice().sort((a, b) => b.popularity - a.popularity);
+    } else if (sortCriteria === "discount") {
+      return products.slice().sort((a, b) => {
+        const discountA = a.old_price ? ((parseFloat(a.old_price) - parseFloat(a.new_price)) / parseFloat(a.old_price)) * 100 : 0;
+        const discountB = b.old_price ? ((parseFloat(b.old_price) - parseFloat(b.new_price)) / parseFloat(b.old_price)) * 100 : 0;
+        return discountB - discountA; // Sort in descending order
+      });
+    } else {
+      return products; // Default sort
     }
-  });
+  };
+
+
+
+  // Apply sorting to the filtered products
+  const sortedProducts = sortProducts(filteredProducts);
+  console.log(filteredProducts)
+
 
+  // Handle the load more functionality
   const showMore = () => {
     setDisplayCount(displayCount + 12);
   };
 
-  const handleClicked = () => {
-    alert("clicked");
+
+  // Handle sorting criteria change
+  const handleSortChange = (criteria) => {
+    setSortCriteria(criteria);
+    setIsDropdownOpen(false); // Close the dropdown after selecting a sort option
   };
 
+
   return (
     <div>
       <Link to="/">
@@ -31,29 +68,53 @@ const ShopCategory = (props) => {
       <div className="flex items-center justify-between mt-4 ml-3">
         <p>
           <span className="text-black ml-4 ">
-            <p className="font-bold ">Showing 1-{displayCount} </p>
+            <p className="font-bold ">Showing 1-{displayCount} </p>      
             out of {filteredProducts.length} results
           </span>
         </p>
-        <div className="flex flex-row items-center justify-between mr-6 border-2 border-gray-400 px-1 py-1 rounded-2xl cursor-pointer">
+        <div className="relative mr-6">
           <button
-            className="flex flex-row items-center justify-between"
-            onClick={handleClicked}
+            className="flex flex-row items-center justify-between border-2 border-gray-400 px-2 py-1 rounded-2xl cursor-pointer"
+            onClick={() => setIsDropdownOpen(!isDropdownOpen)}
           >
             Sort By{" "}
             <img src={Dropdown} alt="dropdown" className="w-3 h-2 m-2" />
           </button>
+          {isDropdownOpen && (
+            <div className="absolute right-0 mt-2 w-48 bg-white border border-gray-300 rounded-lg shadow-lg z-10">
+              <ul>
+                <li
+                  className="px-4 py-2 cursor-pointer hover:bg-gray-200"
+                  onClick={() => handleSortChange("priceLowToHigh")}
+                >
+                  Price-low to high
+                </li>
+                <li
+                  className="px-4 py-2 cursor-pointer hover:bg-gray-200"
+                  onClick={() => handleSortChange("priceHighToLow")}
+                >
+                  Price- high to low
+                </li>
+                <li
+                  className="px-4 py-2 cursor-pointer hover:bg-gray-200"
+                  onClick={() => handleSortChange("discount")}
+                >
+                  Discount
+                </li>
+              </ul>
+            </div>
+          )}
         </div>
       </div>
       <div className="grid grid-cols-4 gap-3 m-auto">
-        {filteredProducts.slice(0, displayCount).map((item) => {
-          return <Item data={item} key={item.id} />;
-        })}
+        {sortedProducts.slice(0, displayCount).map((item) => (
+          <Item data={item} key={item.id} />
+        ))}
       </div>
       {filteredProducts.length >= displayCount ? (
         <div className="flex justify-center">
           <button
-            className="bg-orange-400 text-white px-4 py-2 rounded-full mt-5"
+            className="bg-orange-400 text-white px-4 py-2 mt-4 rounded-full"
             onClick={showMore}
           >
             Show More
@@ -64,4 +125,5 @@ const ShopCategory = (props) => {
   );
 };
 
+
 export default ShopCategory;