diff --git a/database/migrations/create_blax_shop_tables.php.stub b/database/migrations/create_blax_shop_tables.php.stub
index 317b49b..67d2808 100644
--- a/database/migrations/create_blax_shop_tables.php.stub
+++ b/database/migrations/create_blax_shop_tables.php.stub
@@ -179,7 +179,7 @@ return new class extends Migration
         // Product stock logs table
         if (!Schema::hasTable(config('shop.tables.product_stock_logs', 'product_stock_logs'))) {
             Schema::create(config('shop.tables.product_stock_logs', 'product_stock_logs'), function (Blueprint $table) {
-                $table->uuid('id')->primary();
+                $table->id();
                 $table->uuid('product_id');
                 $table->integer('quantity_change');
                 $table->integer('quantity_after');
diff --git a/src/Models/Product.php b/src/Models/Product.php
index 5845823..8864621 100644
--- a/src/Models/Product.php
+++ b/src/Models/Product.php
@@ -13,6 +13,7 @@ use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\DB;
 
 class Product extends Model implements Purchasable
 {
@@ -25,15 +26,11 @@ class Product extends Model implements Purchasable
         'description',
         'type',
         'stripe_product_id',
-        'price',
-        'regular_price',
-        'sale_price',
         'sale_start',
         'sale_end',
         'manage_stock',
         'stock_quantity',
         'low_stock_threshold',
-        'in_stock',
         'stock_status',
         'weight',
         'length',
@@ -298,7 +295,7 @@ class Product extends Model implements Purchasable
 
     protected function logStockChange(int $quantityChange, string $type): void
     {
-        \DB::table('product_stock_logs')->insert([
+        DB::table('product_stock_logs')->insert([
             'product_id' => $this->id,
             'quantity_change' => $quantityChange,
             'quantity_after' => $this->stock_quantity,
diff --git a/src/Services/ShopStripeService.php b/src/Services/ShopStripeService.php
index 1d70897..4eac661 100644
--- a/src/Services/ShopStripeService.php
+++ b/src/Services/ShopStripeService.php
@@ -2,7 +2,7 @@
 
 declare(strict_types=1);
 
-namespace Rapidez\Shop\Services;
+namespace Blax\Shop\Services;
 
 use Blax\Shop\Models\Product;
 use Illuminate\Support\Collection;
diff --git a/src/Traits/HasShoppingCapabilities.php b/src/Traits/HasShoppingCapabilities.php
index abe6688..a570502 100644
--- a/src/Traits/HasShoppingCapabilities.php
+++ b/src/Traits/HasShoppingCapabilities.php
@@ -4,6 +4,7 @@ namespace Blax\Shop\Traits;
 
 use Blax\Shop\Models\ProductPurchase;
 use Blax\Shop\Models\Product;
+use Blax\Shop\Models\ProductPrice;
 use Illuminate\Database\Eloquent\Relations\MorphMany;
 use Illuminate\Support\Collection;
 
@@ -41,12 +42,25 @@ trait HasShoppingCapabilities
      *
      * @param Product $product
      * @param int $quantity
-     * @param array $options Additional options (price_id, meta, etc.)
+     * 
      * @return ProductPurchase
      * @throws \Exception
      */
-    public function purchase(Product $product, int $quantity = 1, array $options = []): ProductPurchase
-    {
+    public function purchase(
+        ProductPrice|string $productPrice,
+        int $quantity = 1,
+    ): ProductPurchase {
+        if ($productPrice instanceof ProductPrice) {
+        } else {
+            $productPrice = ProductPrice::findOrFail($productPrice);
+        }
+
+        if (!$productPrice?->product?->id) {
+            throw new \Exception("Price does not belong to the specified product");
+        }
+
+        $product = $productPrice->product;
+
         // Validate stock availability
         if ($product->manage_stock) {
             $available = $product->getAvailableStock();
@@ -65,27 +79,21 @@ trait HasShoppingCapabilities
             throw new \Exception("Unable to decrease stock");
         }
 
-        // Determine price
-        $priceId = $options['price_id'] ?? null;
-        $price = $this->determinePurchasePrice($product, $priceId);
-
         // Create purchase record
         $purchase = $this->purchases()->create([
             'product_id' => $product->id,
             'quantity' => $quantity,
-            'status' => $options['status'] ?? 'completed',
+            'status' => 'unpaid',
             'meta' => array_merge([
-                'price_id' => $priceId,
-                'price' => $price,
-                'amount' => $price * $quantity,
-                'charge_id' => $options['charge_id'] ?? null,
-            ], $options['meta'] ?? []),
+                'price_id' => $productPrice->id,
+                'price' => $productPrice->price,
+                'amount' => $productPrice->price * $quantity,
+            ]),
         ]);
 
         // Trigger product actions
         $product->callActions('purchased', $purchase, [
             'purchaser' => $this,
-            ...$options,
         ]);
 
         return $purchase;