increment or decrement stock

src/controllers/AdminProductController.php

@@ -15,10 +15,17 @@ use Onestartup\Shop\DataTables\ClientDataTable;
 use Onestartup\Shop\DataTables\OrderDataTable;
 use Onestartup\Shop\Model\SaleShop as Sale;
 use Onestartup\Shop\Model\OrderTracking as Tracking;
-
+use Onestartup\Shop\Libs\Util;
 
 class AdminProductController extends Controller
 {
+    protected $util;
+
+    public function __construct()
+    {
+        $this->util = new Util();
+    }
+
     public function index()
     {
         return view('shop::product.index');
@@ -307,9 +314,12 @@ class AdminProductController extends Controller
     public function updateStatusSale(Request $request, $id)
     {
         $sale = Sale::find($id);
+        $old = $sale->status;
         $sale->status = $request->status;
         $sale->save();
 
+        $this->util->stock_change($sale, $old);
+
         return redirect()->back()->with('message_success', 'Estatus actualizado correctamente');
     }
 

src/controllers/CartController.php

@@ -33,13 +33,19 @@ use PayPal\Api\Item as PaypalItem;
 use PayPal\Api\ItemList;
 use PayPal\Api\Details;
 
+use Onestartup\Shop\Libs\Util;
+
+
 class CartController extends Controller
 {
+    protected $util;
+
    public function __construct()
    {
        if (!\Session::has('cart')) {
            \Session::put('cart', array());
        }
+       $this->util = new Util();
    }
 
    public function show()
@@ -306,11 +312,14 @@ public function shipping()
         $sale->payment_type = 'Tarjeta';
 
         if ($payment['response']['status'] == 'approved') {
+            $old = $sale->status;
             $sale->status = 2;
             $sale->transaction_id = $payment['response']['id'];
             $sale->save();
             $status = 'Aprobado';
 
+            $this->util->stock_change($sale, $old);
+
             \Session::forget('client');
             \Session::forget('cart');
             \Session::forget('sale');
@@ -483,10 +492,13 @@ public function shipping()
                 $items = $sale->items;
                 $addres = $client->shipping;
                 $products = $sale->products;
+                $old = $sale->status;
                 $sale->status = 2;
                 $sale->payment_type = 'Pay Pal';
                 $sale->save();
 
+                $this->util->stock_change($sale, $old);
+
                 $user = \App\User::first();
                 
                 $user->notify(new ResumenOrder($sale, $products, $client, $addres));
@@ -669,43 +681,27 @@ public function shipping()
 
     public function testmail()
     {
-        $product = Product::find(3);
-        $quantity = 0;
-        $sales = Sale::where('status', 1)->orWhere('status',3)->get();
+        $sale = Sale::find(5);
+        $products = $sale->products;
 
-        foreach ($sales as $order) {
-            $products = $order->products;
-            foreach($products as $aux){
-                if ($product->id == $aux->id ) {
-                    $quantity += $aux->pivot->quantity;
+        //return $products;
+
+        if ($sale->status == 2) {
+            foreach ($products as $product) {
+                $aux = Product::find($product->id);
+                $aux->infoSale()->increment('quantity', $product->pivot->quantity);
             } 
+        } else {
+            foreach ($products as $product) {
+                $aux = Product::find($product->id);
+                $aux->infoSale()->decrement('quantity', $product->pivot->quantity);
             } 
         }
 
+        $sale->status = 3;
+        $sale->save();
 
-        return $product->infoSale->quantity - $quantity;
-
-        //return $quantity;
-
-        //return $sales;
-
-
-
-        //return $product;
-
-        /*$user = \App\User::first();
-        
-        $orden = Sale::find(27);
-        $products = $orden->products;
-        $client = $orden->client;
-        $shipping = $client->shipping;
-
-        //return $products;
-        //return $shipping->shipping_price->name;
-        $user->notify(new ResumenOrder($orden, $products, $client, $shipping));*/
-
-        return "Liston";
-
+        return "yei";
 
     }
 
@@ -723,11 +719,8 @@ public function shipping()
             }
         }
 
-
         return $product->infoSale->quantity - $quantity;
 
-        
     }
 
-
 }

src/lib/Util.php

@@ -2,6 +2,8 @@
 
 namespace Onestartup\Shop\Libs;
 
+use Onestartup\Shop\Model\ProductShop as Product;
+
 class Util
 {
 	
@@ -18,4 +20,29 @@ class Util
 		}
 		return $contador;
 	}
+
+	public function stock_change($sale, $old)
+	{
+		$products = $sale->products;
+
+		if ($sale->status == 2) {
+
+			foreach ($products as $product) {
+				$aux = Product::find($product->id);
+				$aux->infoSale()->decrement('quantity', $product->pivot->quantity);
+			} 
+
+		} else {
+
+			if ($old == 2) {
+				foreach ($products as $product) {
+					$aux = Product::find($product->id);
+					$aux->infoSale()->increment('quantity', $product->pivot->quantity);
+				} 
+			}
+
+		}
+
+	}
+
 }