textfield shown when keyboard shown

GMERemittance/Module/ExchangeRates/User Interface/View/ExchangeRatesViewController.swift

@@ -454,12 +454,29 @@ extension ExchangeRatesViewController: FetchCountryCurrencyInformation, getExcha
 
 
 extension ExchangeRatesViewController: UITextFieldDelegate {
+    
+    func textFieldDidBeginEditing(_ textField: UITextField) {
+        if textField == senderTextField {
+            if Utility.getDeviceModel() == .iphone678 || Utility.getDeviceModel() == .iphone5  { 
+                let transformDistance: CGFloat = -75
+                UIView.animate(withDuration: 0.33) {
+                    self.view.transform = CGAffineTransform.init(translationX: 0, y: transformDistance)
+                }
+            }
+        }
+    }
+    
     func textFieldDidEndEditing(_ textField: UITextField) {
-//        self.view.endEditing(true)
-        DispatchQueue.main.async {
-          textField.resignFirstResponder()
+
+        
+        
+        if textField == senderTextField {
+            UIView.animate(withDuration: 0.22, animations: {
+                 self.view.transform = CGAffineTransform.identity
+            }) { (_) in
+                self.calculateExchangeRate(nil)
+            }
         }
-        self.calculateExchangeRate(nil)
     }
 }