add set getMerchantList, refactor getCoupons

@@ -23,6 +23,7 @@ public struct GlobalVariables {
     static var dealsSum: Float = 0.0
     static var seasonalList: Array<swiftApi.LoyaltyGiftsForYouPackage> = []
     static var savedSteps: Int = 0
+    static var merchantList: Array<swiftApi.MerchantModel> = []
 }
 
 var timer: DispatchSourceTimer?
@@ -500,7 +501,17 @@ public class swiftApi {
             var couponSetsArray:Array<CouponSetItemModel> = []
             let instanceOfMyApi = MyApi()
             
+            swiftApi().getMultilingualMerchantsAsync([], false, 0.0, [], "", 0, [], getMerchantsCallback)
+
+            func getMerchantsCallback (_ merchantsData: Array<swiftApi.MerchantModel>?) -> Void {
+                if (merchantsData != nil) {
+                    DispatchQueue.main.async {
+                        swiftApi().setMerchantList(merchantsData ?? [])
                         instanceOfMyApi.getCouponsWithSuccessBlock(couponsCallback, failureBlock: (couponsFailureCallback))
+                    }
+                } else {
+                }
+            }
             
             func couponsCallback(_ couponsData: [AnyHashable : Any]?) -> Void {
                 coupons = couponsData ?? ["":""]
@@ -4633,4 +4644,14 @@ public class swiftApi {
     }
 
     
+    public func setMerchantList(_ merchants: Array<MerchantModel>) {
+        GlobalVariables.merchantList = merchants
+    }
+    
+
+    public func getMerchantList() -> Array<MerchantModel> {
+        return GlobalVariables.merchantList
+    }
+
+
 }