From 1c2abef4b07f52871769e6542cc65d0e1caeaee9 Mon Sep 17 00:00:00 2001
From: Amritanshu <git@tanshu.com>
Date: Thu, 17 Oct 2024 22:27:12 +0530
Subject: [PATCH] Made the product detail page server side.

---
 .../products/[handle]/ProductDetails.tsx      | 80 +++----------------
 .../(storefront)/products/[handle]/page.tsx   | 68 +++++++++-------
 2 files changed, 53 insertions(+), 95 deletions(-)

diff --git a/src/app/(storefront)/products/[handle]/ProductDetails.tsx b/src/app/(storefront)/products/[handle]/ProductDetails.tsx
index 8784adf..6c04f3a 100644
--- a/src/app/(storefront)/products/[handle]/ProductDetails.tsx
+++ b/src/app/(storefront)/products/[handle]/ProductDetails.tsx
@@ -3,80 +3,23 @@
 import { HttpTypes } from '@medusajs/types';
 import { ShoppingCart, Star } from 'lucide-react';
 import Image from 'next/image';
-import { FC, useEffect, useState } from 'react';
+import { useState } from 'react';
 
 import { Button } from '@/components/ui/button';
 import { Card, CardContent } from '@/components/ui/card';
 import { Label } from '@/components/ui/label';
 import { RadioGroup, RadioGroupItem } from '@/components/ui/radio-group';
 import { useCart } from '@/providers/cart';
-import { useRegion } from '@/providers/region';
 
 interface ProductDetailsProps {
-  handle: string;
+  product: HttpTypes.StoreProduct;
 }
 
-const ProductDetails: FC<ProductDetailsProps> = ({ handle }) => {
+export default function ProductDetails({ product }: ProductDetailsProps) {
   const [quantity, setQuantity] = useState(1);
-  const [product, setProduct] = useState<HttpTypes.StoreProduct | null>();
-  const [selectedVariant, setSelectedVariant] = useState<HttpTypes.StoreProductVariant | null>(null);
+  const [selectedVariant, setSelectedVariant] = useState<HttpTypes.StoreProductVariant>();
 
-  const [isLoading, setIsLoading] = useState<boolean>(true);
-  const [error, setError] = useState<unknown>(null);
-
-  const { region } = useRegion();
-  const { cart, addToCart } = useCart();
-
-  useEffect(() => {
-    if (!region || !cart) {
-      return;
-    }
-    const fetchProduct = async () => {
-      try {
-        const params = new URLSearchParams({
-          handle: handle,
-          fields: `*variants.calculated_price`,
-          region_id: region?.id as string,
-        });
-        const products: HttpTypes.StoreProduct[] = await fetch(
-          `${process.env.NEXT_PUBLIC_STORE_URL}/store/products?${params}`,
-          {
-            credentials: 'include',
-            headers: {
-              'Content-Type': 'application/json',
-              'x-publishable-api-key': process.env.NEXT_PUBLIC_MEDUSA_PUBLISHABLE_KEY as string,
-            },
-          },
-        )
-          .then((res) => res.json())
-          .then((data) => data.products);
-
-        if (products && products.length) {
-          setProduct(products[0]);
-          setSelectedVariant(products[0].variants?.[0] || null);
-        } else {
-          setProduct(null);
-        }
-      } catch (err: unknown) {
-        setError(err);
-      } finally {
-        setIsLoading(false);
-      }
-    };
-    fetchProduct();
-  }, [handle, region, cart]);
-
-  if (!region || isLoading) {
-    return <div>Loading...</div>; // Or a skeleton/loading component
-  }
-  if (error) {
-    console.log('Something went wrong error: ', error);
-    return <div>Something went wrong</div>;
-  }
-
-  if (!product) {
-    return <div>Product not found.</div>;
-  }
+  const { addToCart } = useCart();
 
   return (
     <div className='px-4 py-8 pt-28'>
@@ -112,15 +55,18 @@ const ProductDetails: FC<ProductDetailsProps> = ({ handle }) => {
             </div>
             <span className='ml-2 text-sm text-gray-600'>(128 reviews)</span>
           </div>
-          <p className='text-2xl font-bold mb-4'>${selectedVariant?.calculated_price?.calculated_amount?.toFixed(2)}</p>
+          <p className='text-2xl font-bold mb-4'>₹{selectedVariant?.calculated_price?.calculated_amount?.toFixed(2)}</p>
           <p className='text-gray-600 mb-6'>{product.description}</p>
 
           <div className='mb-6'>
             <h3 className='text-lg font-semibold mb-2'>Choose Variant:</h3>
             <RadioGroup
-              defaultValue={selectedVariant?.id}
+              defaultValue={product.variants?.[0].id}
               onValueChange={(value) =>
-                setSelectedVariant(product.variants?.find((v) => v.id === value) || product.variants?.[0] || null)
+                setSelectedVariant(
+                  product.variants?.find((v) => v.id === value) ||
+                    (product.variants?.[0] as HttpTypes.StoreProductVariant),
+                )
               }
             >
               {product.variants?.map((variant) => (
@@ -205,6 +151,4 @@ const ProductDetails: FC<ProductDetailsProps> = ({ handle }) => {
       </div>
     </div>
   );
-};
-
-export default ProductDetails;
+}
diff --git a/src/app/(storefront)/products/[handle]/page.tsx b/src/app/(storefront)/products/[handle]/page.tsx
index d615cb7..f5d34b4 100644
--- a/src/app/(storefront)/products/[handle]/page.tsx
+++ b/src/app/(storefront)/products/[handle]/page.tsx
@@ -1,5 +1,4 @@
-// import { HttpTypes } from '@medusajs/types';
-import { FC } from 'react';
+import { HttpTypes } from '@medusajs/types';
 
 import ProductDetails from './ProductDetails';
 
@@ -8,35 +7,50 @@ interface ProductPageProps {
     handle: string;
   };
 }
-// export async function generateStaticParams() {
-//   // Fetch the list of products
-//   const products: HttpTypes.StoreProduct[] = await fetch(`${process.env.NEXT_PUBLIC_STORE_URL}/store/products`, {
-//     credentials: 'include',
-//     headers: {
-//       'Content-Type': 'application/json',
-//       'x-publishable-api-key': process.env.NEXT_PUBLIC_MEDUSA_PUBLISHABLE_KEY as string,
-//     },
-//   })
-//     .then((res) => res.json())
-//     .then((data) => data.products);
 
-//   if (!products) {
-//     return [];
-//   }
-//   // Generate static params based on product handles
-//   const staticParams = products.map((product) => ({
-//     handle: product.handle,
-//   }));
-//   return staticParams;
-// }
+async function fetchProduct(handle: string, region: HttpTypes.StoreRegion | undefined) {
+  try {
+    const params = new URLSearchParams({
+      handle: handle,
+      fields: `*variants.calculated_price`,
+      region_id: region?.id || (process.env.NEXT_PUBLIC_DEFAULT_REGION_ID as string),
+    });
+    const response = await fetch(
+      // const products: HttpTypes.StoreProduct[] = await fetch(
+      `${process.env.NEXT_PRIVATE_BASE_URL}/store/products?${params}`,
+      {
+        credentials: 'include',
+        headers: {
+          'Content-Type': 'application/json',
+          'x-publishable-api-key': process.env.NEXT_PUBLIC_MEDUSA_PUBLISHABLE_KEY as string,
+        },
+      },
+    );
 
-const ProductPage: FC<ProductPageProps> = ({ params }) => {
+    if (!response.ok) {
+      console.error('Failed to fetch product:', response.statusText);
+      return null;
+    }
+
+    const data = await response.json();
+    if (!data.products || !data.products.length) {
+      console.error('No products found');
+      return null;
+    }
+    return data.products[0];
+  } catch (error) {
+    console.error('Error fetching product:', error);
+    return null;
+  }
+}
+
+export default async function ProductPage({ params }: ProductPageProps) {
+  // const { region } = useRegion();
   const { handle } = params; // Extract the handle from the params
+  const product: HttpTypes.StoreProduct = await fetchProduct(handle, undefined);
 
   return (
     // Render the client component and pass necessary props
-    <ProductDetails handle={handle} />
+    <ProductDetails product={product} />
   );
-};
-
-export default ProductPage;
+}