From d0ae2e1a4ffcc77741b392dd74940ffe12d0c1d3 Mon Sep 17 00:00:00 2001
From: divyesh000 <divjok28@outlook.com>
Date: Sat, 8 Jun 2024 14:36:40 +0400
Subject: [PATCH 1/2] update getRatingDistribution() : modify SQL query in
 rating percentage calculation

---
 src/models/Product.php | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/models/Product.php b/src/models/Product.php
index 1c687bc..c24527e 100644
--- a/src/models/Product.php
+++ b/src/models/Product.php
@@ -85,7 +85,7 @@ public static function getCategories(): array
             return [];
         }
 
-        $callback = fn($obj): string => $obj->category;
+        $callback = fn ($obj): string => $obj->category;
 
         return array_map($callback, $result);
     }
@@ -394,7 +394,14 @@ public function getRatingDistribution(): array
         // Query the database to get the percentage distribution of ratings
         $query = <<< EOL
             SELECT rating, 
-            COUNT(*) * 100.0 / (SELECT COUNT(*) FROM review WHERE product_id = :product_id) AS percentage
+            COUNT(*) * 100.0 / (
+                SELECT COUNT(*)
+                FROM review r
+                JOIN order_product op ON r.client_id = op.client_id
+                JOIN `order` o ON op.order_id = o.order_id
+                WHERE r.product_id = :product_id 
+                AND op.product_id = :product_id
+            ) AS percentage
             FROM review
             WHERE product_id = :product_id
             GROUP BY rating
@@ -433,4 +440,4 @@ public function updateProduct(array $newProductData): bool
 
         return $this->update($newProductData, ['product_id' => $this->product_id], $this->table);
     }
-}
\ No newline at end of file
+}

From 018f2434fbd900c8f79aa134e87f8006821dd8c4 Mon Sep 17 00:00:00 2001
From: divyesh000 <divjok28@outlook.com>
Date: Sun, 9 Jun 2024 11:19:06 +0400
Subject: [PATCH 2/2] modify SQL query in Product model to calculate rating
 percentage distribution

---
 src/models/Product.php | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/src/models/Product.php b/src/models/Product.php
index c24527e..d33ed78 100644
--- a/src/models/Product.php
+++ b/src/models/Product.php
@@ -393,18 +393,18 @@ public function getRatingDistribution(): array
     {
         // Query the database to get the percentage distribution of ratings
         $query = <<< EOL
-            SELECT rating, 
-            COUNT(*) * 100.0 / (
-                SELECT COUNT(*)
+                SELECT rating, 
+                COUNT(*) * 10.0 / (
+                    SELECT COUNT(*)
+                    FROM order_product op
+                    JOIN `order` o ON op.order_id = o.order_id
+                    WHERE op.product_id = :product_id
+                    ) AS percentage
                 FROM review r
-                JOIN order_product op ON r.client_id = op.client_id
-                JOIN `order` o ON op.order_id = o.order_id
-                WHERE r.product_id = :product_id 
-                AND op.product_id = :product_id
-            ) AS percentage
-            FROM review
-            WHERE product_id = :product_id
-            GROUP BY rating
+                JOIN `order` o ON r.client_id = o.client_id
+                JOIN order_product op ON op.order_id = o.order_id
+                WHERE op.product_id = :product_id
+                GROUP BY rating;
         EOL;
 
         $params = ['product_id' => $this->product_id];