Update Requirements (#541)

* Update package requiremenst

* github workflow updates

* ios build updates

* Theme adjustments

* Further updates

* Fix typo

* Deprecated imperative apply of Flutter's Gradle plugins

Ref: https://docs.flutter.dev/release/breaking-changes/flutter-gradle-plugin-apply

* Refactor wedge scanner

* Add context checks

* Adjust behaviour if testing

* Further refactoring

* Moar checks

* Logic fix

* Fix for wedge scanner test

* Fix for barcode processing

* Fix

* Yet another fix

lib/widget/dialogs.dart

@@ -31,6 +31,10 @@ Future<void> choiceDialog(String title, List<Widget> items, {Function? onSelecte
     );
   }
 
+  if (!hasContext()) {
+    return;
+  }
+
   OneContext().showDialog(
     builder: (BuildContext context) {
       return AlertDialog(
@@ -63,6 +67,10 @@ Future<void> confirmationDialog(String title, String text, {Color? color, IconDa
   String _accept = acceptText ?? L10().ok;
   String _reject = rejectText ?? L10().cancel;
 
+  if (!hasContext()) {
+    return;
+  }
+
   OneContext().showDialog(
     builder: (BuildContext context) {
       return AlertDialog(
@@ -176,6 +184,10 @@ Future<void> showErrorDialog(String title, {String description = "", APIResponse
     }
   }
 
+  if (!hasContext()) {
+    return;
+  }
+
   OneContext().showDialog(
     builder: (context) => SimpleDialog(
       title: ListTile(
@@ -196,7 +208,7 @@ Future<void> showErrorDialog(String title, {String description = "", APIResponse
  */
 Future<void> showServerError(String url, String title, String description) async {
 
-  if (!OneContext.hasContext) {
+  if (!hasContext()) {
     return;
   }
 

lib/widget/snacks.dart

@@ -13,7 +13,7 @@ void showSnackIcon(String text, {IconData? icon, Function()? onAction, bool? suc
   debug("showSnackIcon: '${text}'");
 
   // Escape quickly if we do not have context
-  if (!OneContext.hasContext) {
+  if (!hasContext()) {
     // Debug message for unit testing
     return;
   }

lib/widget/stock/location_display.dart

@@ -301,12 +301,16 @@ class _LocationDisplayState extends RefreshableState<LocationDisplayWidget> {
     // Serial number field is not required here
     fields.remove("serial");
 
+    Map<String, dynamic> data = {};
+
+    if (location != null) {
+      data["location"] = location!.pk;
+    }
+
     InvenTreeStockItem().createForm(
         context,
         L10().stockItemCreate,
-        data: {
-          "location": location != null ? location!.pk : null,
-        },
+        data: data,
         fields: fields,
         onSuccess: (result) async {
           Map<String, dynamic> data = result as Map<String, dynamic>;