final

lib/widgets/mobile/mobile_contact_us.dart

@@ -15,7 +15,7 @@ import '../../widgets/general/text_link.dart';
 class MobileContactUs extends StatefulWidget {
   final Business business;
 
-  const MobileContactUs(this.business, {Key key}) : super(key: key);
+  const MobileContactUs(this.business, {Key? key}) : super(key: key);
 
   @override
   State<StatefulWidget> createState() {
@@ -29,7 +29,7 @@ class MobileContactUsState extends State<MobileContactUs> {
   String mapUrl = 'https://goo.gl/maps/M365MF5AW35n9ij67';
 
   Completer<GoogleMapController> _controller = Completer();
-  LatLng _lastMapPosition;
+  LatLng? _lastMapPosition;
   final Set<Marker> _markers = {};
   final Set<Polyline> _polyLine = {};
 
@@ -243,7 +243,7 @@ class MobileContactUsState extends State<MobileContactUs> {
           ),
         )
     );
-    if (widget.business.address.addressLine2 != null && widget.business.address.addressLine2.isNotEmpty) {
+    if (widget.business.address.addressLine2 != null && widget.business.address.addressLine2!.isNotEmpty) {
       col.children.add(
           Container(
             padding: EdgeInsets.only(left: 16, right: 16, top: 4, bottom: 4),
@@ -273,8 +273,8 @@ class MobileContactUsState extends State<MobileContactUs> {
       _markers.clear();
       _markers.add(Marker(
         markerId: MarkerId('shop_position'),
-        position: LatLng(double.parse(widget.business.address.lat),
-            double.parse(widget.business.address.lng)),
+        position: LatLng(double.parse(widget.business.address.lat ?? ''),
+            double.parse(widget.business.address.lng ?? '')),
         infoWindow: InfoWindow(
           title: S
               .of(context)
@@ -290,8 +290,8 @@ class MobileContactUsState extends State<MobileContactUs> {
             onMapCreated: _onMapCreated,
             initialCameraPosition: CameraPosition(
               target: LatLng(
-                  double.parse(widget.business.address.lat),
-                  double.parse(widget.business.address.lng)),
+                  double.parse(widget.business.address.lat ?? ''),
+                  double.parse(widget.business.address.lng ?? '')),
               zoom: 14.0,
             ),
             onCameraMove: _onCameraMove,