CouponBarcodeViewController description fix and error modal

@@ -124,7 +124,7 @@ import AVFoundation
              
 //        let couponSetData: swiftApi.CouponSetItemModel? = coupon?.couponset_data
         var couponSetData: swiftApi.CouponSetItemModel?
-        if (isMarket == true) {
+        if (isMarket == true || isSMCoupon == true) {
             for item in smCouponsetsList {
                 if (item.uuid == coupon?.couponset_uuid) {
                     couponSetData = item
@@ -208,6 +208,13 @@ import AVFoundation
             
 //            nameLabel.text = htmlName.htmlToString
             discriptionLabel.text = htmlDiscription.htmlToString
+            
+        } else if (isSMCoupon == true) {
+            couponImage.contentMode = .scaleAspectFill
+            nameLabel.text = couponSetData?.name ?? ""
+            let htmlDiscription = couponSetData?.description ?? ""
+            discriptionLabel.text = htmlDiscription.htmlToString
+            
         } else {
             couponImage.contentMode = .scaleAspectFill
             nameLabel.text = couponSetData?.name ?? ""
@@ -651,6 +658,25 @@ import AVFoundation
         return ""
     }
     
+    func showDialog(_ alertTitle: String, _ alertSubTitle: String) -> Void {
+
+        let alert = UIAlertController(title: alertTitle, message: alertSubTitle, preferredStyle: .alert)
+        alert.addAction(UIAlertAction(title: "OK", style: .default, handler: { action in
+            switch action.style{
+                case .default:
+                print("default")
+
+                case .cancel:
+                print("cancel")
+
+                case .destructive:
+                print("destructive")
+
+            }
+        }))
+        self.present(alert, animated: true, completion: nil)
+    }
+    
     // MARK: - Actions
     
     @IBAction func redeemButtomAction(_ sender: Any) {
@@ -680,7 +706,7 @@ import AVFoundation
                 }
                 
             } else {
-                // TODO: add error popup
+                self.showDialog("Δεν υπάρχουν διαθέσιμα supermarkets","")
             }
             
         } else {