notify products stock

src/lib/Util.php

@@ -3,6 +3,8 @@
 namespace Onestartup\Shop\Libs;
 
 use Onestartup\Shop\Model\ProductShop as Product;
+use Onestartup\Shop\Notifications\StockNotify;
+use App\User;
 
 class Util
 {
@@ -24,12 +26,19 @@ class Util
 	public function stock_change($sale, $old)
 	{
 		$products = $sale->products;
+		$admin = User::first();
 
 		if ($sale->status == 2) {
 
 			foreach ($products as $product) {
 				$aux = Product::find($product->id);
+				
 				$aux->infoSale()->decrement('quantity', $product->pivot->quantity);
+				$info = $aux->infoSale;
+				if ($info->quantity <= $info->reserve_amount) {
+					$admin->notify(new StockNotify($product));
+				}
+				
 			} 
 
 		} else {

src/notifications/StockNotify.php

+<?php
+
+namespace Onestartup\Shop\Notifications;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Notifications\Notification;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Notifications\Messages\MailMessage;
+
+use Onestartup\Shop\Model\ProductShop as Product;
+
+class StockNotify extends Notification
+{
+    use Queueable;
+
+    protected $product;
+    
+
+    
+
+    /**
+     * Create a new notification instance.
+     *
+     * @return void
+     */
+    public function __construct(Product $product)
+    {
+        $this->product = $product;
+    }
+
+    /**
+     * Get the notification's delivery channels.
+     *
+     * @param  mixed  $notifiable
+     * @return array
+     */
+    public function via($notifiable)
+    {
+        return ['mail'];
+    }
+
+    /**
+     * Get the mail representation of the notification.
+     *
+     * @param  mixed  $notifiable
+     * @return \Illuminate\Notifications\Messages\MailMessage
+     */
+    public function toMail($notifiable)
+    {
+        return (new MailMessage)
+            ->greeting('Hola apreciable administrador')
+            ->subject('Verificar existencia de producto: '.$this->product->name)   
+            ->line('El producto '.$this->product->name.' esta agotado o proximo a agotarse')
+            ->line('Verifica la existencia del producto y actualiza su información')
+            ->action('Ver producto', route('admin.shop.product.edit', $this->product->id));
+    }
+
+    /**
+     * Get the array representation of the notification.
+     *
+     * @param  mixed  $notifiable
+     * @return array
+     */
+    public function toArray($notifiable)
+    {
+        return [
+            //
+        ];
+    }
+}