Enhance Product model to include wholesale price tiers for variations

This commit updates the Product model's getVariations method to incorporate wholesale price tiers for both color variations and attribute variations. The wholesale prices are now sorted by minimum quantity and structured for better accessibility, improving the detail available for each product variation.

Author: Level237

app/Models/Product.php

@@ -106,6 +106,8 @@ public function getVariations()
             // Cas couleur uniquement
             $base["quantity"] = $variation->quantity;
             $base["price"] = $variation->price;
+            // Paliers de prix de gros définis au niveau de la variation couleur
+            
         } else {
             // Cas couleur + attributs (taille/pointure)
             $base["attributes"] = $variation->attributesVariation->map(function($attr) {
@@ -116,8 +118,17 @@ public function getVariations()
                     "group"=>$attr->attributeValue->attributeValueGroup->label ?? null,
                     "label"=>$attr->attributeValue->label ?? null,
                     "quantity" => $attr->quantity ?? null,
-                    
                     "price" => $attr->price ?? null,
+                    // Paliers de prix de gros définis au niveau de l'attribut de variation
+                    "wholesale_prices" => $attr->wholesalePrices
+                        ->sortBy("min_quantity")
+                        ->values()
+                        ->map(function($wp) {
+                            return [
+                                "min_quantity" => $wp->min_quantity,
+                                "wholesale_price" => $wp->wholesale_price,
+                            ];
+                        }),
                 ];
             });
         }