fixes

lib/config/config.dart

@@ -20,8 +20,8 @@ var PACKAGES_ORDERS = '/api/orders';
 var PACKAGES_ORDER_HISTORY = '/api/orders/items';
 var PACKAGES_TAMARA_OPT = '/api/orders/paymentoptions/tamara';
  // var  BASE_URL = 'http://10.50.100.198:2018/';
- // var  BASE_URL = 'https://uat.hmgwebservices.com/';
-var BASE_URL = 'https://hmgwebservices.com/';
+ var  BASE_URL = 'https://uat.hmgwebservices.com/';
+// var BASE_URL = 'https://hmgwebservices.com/';
 // var BASE_URL = 'https://orash.cloudsolutions.com.sa/';
 // var BASE_URL = 'https://vidauat.cloudsolutions.com.sa/';
 // var BASE_URL = 'https://vidamergeuat.cloudsolutions.com.sa/';

lib/pages/ToDoList/ToDo.dart

@@ -52,7 +52,6 @@ class ToDo extends StatefulWidget {
   List<AncillaryOrdersListModel> ancillaryLists = [];
   List<OBGyneProcedureListResponse> obGyneAppoList = [];
   var languageID;
-  MyInAppBrowser browser;
 
   bool isShowAppBar = true;
   Function onBackClick;
@@ -85,6 +84,7 @@ class _ToDoState extends State<ToDo> with SingleTickerProviderStateMixin {
   bool isInsured = false;
   bool isEligible = false;
   bool isCash = false;
+  MyInAppBrowser browser;
 
   @override
   void initState() {
@@ -1051,9 +1051,9 @@ class _ToDoState extends State<ToDo> with SingleTickerProviderStateMixin {
   }
 
   openPayment(List<String> paymentMethod, AuthenticatedUser authenticatedUser, num amount, PatientShareResponse patientShareResponse, AppoitmentAllHistoryResultList appo) {
-    widget.browser = new MyInAppBrowser(onExitCallback: onBrowserExit, appo: appo, onLoadStartCallback: onBrowserLoadStart, context: context);
+    browser = new MyInAppBrowser(onExitCallback: onBrowserExit, appo: appo, onLoadStartCallback: onBrowserLoadStart, context: context);
 
-    widget.browser.openPaymentBrowser(
+    browser.openPaymentBrowser(
         amount,
         "Appointment check in",
         Utils.getAppointmentTransID(appo.projectID, appo.clinicID, appo.appointmentNo),
@@ -1064,7 +1064,7 @@ class _ToDoState extends State<ToDo> with SingleTickerProviderStateMixin {
         authenticatedUser.firstName,
         authenticatedUser.patientID,
         authenticatedUser,
-        widget.browser,
+        browser,
         appo.isLiveCareAppointment,
         "2",
         appo.isLiveCareAppointment ? widget.patientShareResponse.clinicID.toString() : "",
@@ -1095,7 +1095,7 @@ class _ToDoState extends State<ToDo> with SingleTickerProviderStateMixin {
     // if(selectedPaymentMethod != "TAMARA") {
     MyInAppBrowser.successURLS.forEach((element) {
       if (url.contains(element)) {
-        if (widget.browser.isOpened()) widget.browser.close();
+        browser.close();
         MyInAppBrowser.isPaymentDone = true;
         return;
       }
@@ -1105,7 +1105,7 @@ class _ToDoState extends State<ToDo> with SingleTickerProviderStateMixin {
     // if(selectedPaymentMethod != "TAMARA") {
     MyInAppBrowser.errorURLS.forEach((element) {
       if (url.contains(element)) {
-        if (widget.browser.isOpened()) widget.browser.close();
+        browser.close();
         MyInAppBrowser.isPaymentDone = false;
         return;
       }