null safety

lib/pages/widgets/local_text.dart

@@ -7,26 +7,26 @@ import 'package:fcs/helpers/theme.dart';
 class LocalText extends Text {
   final BuildContext context;
   LocalText(this.context, String translationKey,
-      {Color color,
-      double fontSize,
-      FontWeight fontWeight,
-      List<String> translationVariables,
-      String text,
+      {Color? color,
+      double? fontSize,
+      FontWeight? fontWeight,
+      List<String>? translationVariables,
+      String? text,
       bool underline = false})
       : super(
             text ??
-                AppTranslations.of(context).text(translationKey,
+                AppTranslations.of(context)!.text(translationKey,
                     translationVariables: translationVariables),
             style: Provider.of<LanguageModel>(context, listen: false).isEng
                 ? newLabelStyle(
-                    color: color,
-                    fontSize: fontSize,
-                    fontWeight: fontWeight,
+                    color: color!,
+                    fontSize: fontSize!,
+                    fontWeight: fontWeight!,
                     underline: underline)
                 : newLabelStyleMM(
-                    color: color,
-                    fontSize: fontSize,
-                    fontWeight: fontWeight,
+                    color: color!,
+                    fontSize: fontSize!,
+                    fontWeight: fontWeight!,
                     underline: underline));
 }
 
@@ -35,10 +35,10 @@ class LocalLargeTitle extends Text {
   LocalLargeTitle(
     this.context,
     String translationKey, {
-    Color color,
-    List<String> translationVariables,
+    Color? color,
+    List<String>? translationVariables,
   }) : super(
-            AppTranslations.of(context).text(translationKey,
+            AppTranslations.of(context)!.text(translationKey,
                 translationVariables: translationVariables),
             style: Provider.of<LanguageModel>(context).isEng
                 ? TextStyle(color: color)
@@ -48,7 +48,7 @@ class LocalLargeTitle extends Text {
 class TextLocalStyle extends Text {
   final BuildContext context;
   TextLocalStyle(this.context, String text,
-      {Color color, double fontSize, FontWeight fontWeight})
+      {Color? color, double? fontSize, FontWeight? fontWeight})
       : super(text,
             style: Provider.of<LanguageModel>(context).isEng
                 ? TextStyle(