add spinner at CouponVC

@@ -24,6 +24,7 @@
 		1EB236AF28816CAC0063777A /* NumbersTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1EB236AE28816CAB0063777A /* NumbersTableViewCell.swift */; };
 		1EB5F4C828536FD60016F36E /* StepsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1EB5F4C728536FD60016F36E /* StepsViewController.swift */; };
 		1EB5F4CA285370C90016F36E /* LoyaltyAnalysisViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1EB5F4C9285370C90016F36E /* LoyaltyAnalysisViewController.swift */; };
+		1EBC75432922829D004FBE75 /* SpinnerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1EBC75422922829D004FBE75 /* SpinnerViewController.swift */; };
 		1EBE97212865EE460080EFF7 /* MFYInboxTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1EBE97202865EE460080EFF7 /* MFYInboxTableViewCell.swift */; };
 		1EBF5F072840E13F00B8B17F /* SwiftEventBus in Frameworks */ = {isa = PBXBuildFile; productRef = 1EBF5F062840E13F00B8B17F /* SwiftEventBus */; };
 		1ECA079128D9E3BA00D2BDE0 /* CSMButton.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1ECA079028D9E3BA00D2BDE0 /* CSMButton.swift */; };
@@ -187,6 +188,7 @@
 		1EB236AE28816CAB0063777A /* NumbersTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NumbersTableViewCell.swift; sourceTree = "<group>"; };
 		1EB5F4C728536FD60016F36E /* StepsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StepsViewController.swift; sourceTree = "<group>"; };
 		1EB5F4C9285370C90016F36E /* LoyaltyAnalysisViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LoyaltyAnalysisViewController.swift; sourceTree = "<group>"; };
+		1EBC75422922829D004FBE75 /* SpinnerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SpinnerViewController.swift; sourceTree = "<group>"; };
 		1EBE97202865EE460080EFF7 /* MFYInboxTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MFYInboxTableViewCell.swift; sourceTree = "<group>"; };
 		1ECA079028D9E3BA00D2BDE0 /* CSMButton.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CSMButton.swift; sourceTree = "<group>"; };
 		1ECA079228D9E53F00D2BDE0 /* MapsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MapsViewController.swift; sourceTree = "<group>"; };
@@ -444,6 +446,7 @@
 		E6A77850282933340045BBA8 /* SwiftWarplyFramework */ = {
 			isa = PBXGroup;
 			children = (
+				1EBC75422922829D004FBE75 /* SpinnerViewController.swift */,
 				1ECA079028D9E3BA00D2BDE0 /* CSMButton.swift */,
 				1E108A9728A3FA9B0008B8E7 /* Info.plist */,
 				1E108A8B28A3F8FF0008B8E7 /* Resources */,
@@ -927,6 +930,7 @@
 				A07936702885D95600064122 /* AnalysisItemViewCell.swift in Sources */,
 				E6A77956282933E70045BBA8 /* GiftsViewController.swift in Sources */,
 				1ECA079728D9E66200D2BDE0 /* MerchantAnnotation.swift in Sources */,
+				1EBC75432922829D004FBE75 /* SpinnerViewController.swift in Sources */,
 				E6A778F1282933E60045BBA8 /* WLNativeAdTableViewCell.m in Sources */,
 				E6A77853282933340045BBA8 /* SwiftWarplyFramework.docc in Sources */,
 				E6A77938282933E70045BBA8 /* AFImageDownloader.m in Sources */,

@@ -33,6 +33,8 @@ import SwiftEventBus
     public var couponset: swiftApi.CouponSetItemModel?
     public var campaign: swiftApi.CampaignItemModel?
 
+    let spinner = SpinnerViewController()
+    
     public override func viewDidLoad() {
         super.viewDidLoad()
         
@@ -160,7 +162,24 @@ import SwiftEventBus
         }
     }
 
+    func showSpinner() {
+        // add the spinner view controller
+        addChild(spinner)
+        spinner.view.frame = view.frame
+        view.addSubview(spinner.view)
+        spinner.didMove(toParent: self)
+    }
+    
+    func hideSpinner() {
+        // remove the spinner view controller
+        spinner.willMove(toParent: nil)
+        spinner.view.removeFromSuperview()
+        spinner.removeFromParent()
+    }
+
     func redeemCouponSetRequest(uuid: String, communication_uuid: String) {
+        showSpinner()
+
         if (ccms == nil) {
             swiftApi().redeemCouponSetAsync(uuid: uuid, communication_uuid: communication_uuid, redeemCouponSetCallback)
         } else {
@@ -170,6 +189,8 @@ import SwiftEventBus
     }
     
     func redeemCouponSetCallback (_ response: swiftApi.GenericResponseModel?) -> Void {
+        hideSpinner()
+        
         if (response != nil) {
             DispatchQueue.main.async {
                 if (response?.getStatus == 1) {

+//
+//  SpinnerViewController.swift
+//  SwiftWarplyFramework
+//
+//  Created by Manos Chorianopoulos on 14/11/22.
+//
+
+import UIKit
+
+@objc public class SpinnerViewController: UIViewController {
+    var spinner = UIActivityIndicatorView()
+    
+    public override func loadView() {
+        if #available(iOS 13.0, *) {
+            spinner = UIActivityIndicatorView(style: .large)
+            spinner.color = .white
+
+       } else {
+           spinner = UIActivityIndicatorView(style: .whiteLarge)
+       }
+        
+        view = UIView()
+        view.backgroundColor = UIColor(white: 0, alpha: 0.7)
+
+        spinner.translatesAutoresizingMaskIntoConstraints = false
+        spinner.startAnimating()
+        view.addSubview(spinner)
+        
+        spinner.centerXAnchor.constraint(equalTo: view.centerXAnchor).isActive = true
+        spinner.centerYAnchor.constraint(equalTo: view.centerYAnchor).isActive = true
+    }
+    
+    public override func viewDidLoad() {
+        super.viewDidLoad()
+
+        // Do any additional setup after loading the view.
+    }
+ 
+}