feat: build DocumentTokenValueTile inside DocumentPropertyBuilderWidget

catalyst_voices/apps/voices/lib/widgets/document_builder/common/document_property_top_bar.dart

@@ -3,13 +3,13 @@ import 'package:catalyst_voices_localization/catalyst_voices_localization.dart';
 import 'package:flutter/material.dart';
 
 class DocumentPropertyTopBar extends StatelessWidget {
-  final String title;
+  final String? title;
   final bool isEditMode;
   final VoidCallback? onToggleEditMode;
 
   const DocumentPropertyTopBar({
     super.key,
-    required this.title,
+    this.title,
     required this.isEditMode,
     this.onToggleEditMode,
   });
@@ -20,7 +20,7 @@ class DocumentPropertyTopBar extends StatelessWidget {
       children: [
         Expanded(
           child: Text(
-            title,
+            title ?? '',
             style: Theme.of(context).textTheme.titleMedium,
           ),
         ),

catalyst_voices/apps/voices/lib/widgets/document_builder/document_property_builder_widget.dart

@@ -1,3 +1,4 @@
+import 'package:catalyst_voices/widgets/document_builder/document_token_value_tile.dart';
 import 'package:catalyst_voices_models/catalyst_voices_models.dart';
 import 'package:flutter/material.dart';
 
@@ -6,13 +7,19 @@ class DocumentPropertyBuilderWidget extends StatelessWidget {
   /// A single field of the document that belongs to a section.
   final DocumentProperty property;
 
+  // TODO(damian-molinski): Should come from SectionsController in context
+  // of ProposalBuilder.
+  /// Whether this property should be highlighted as selected.
+  final bool isSelected;
+
   /// A callback that should be called with the latest [DocumentChange]
   /// for the edited [property] when the user wants to save the changes.
   final ValueChanged<DocumentChange> onChanged;
 
   const DocumentPropertyBuilderWidget({
     super.key,
     required this.property,
+    this.isSelected = false,
     required this.onChanged,
   });
 
@@ -33,7 +40,18 @@ class DocumentPropertyBuilderWidget extends StatelessWidget {
       SingleGroupedTagSelectorDefinition() => throw UnimplementedError(),
       TagGroupDefinition() => throw UnimplementedError(),
       TagSelectionDefinition() => throw UnimplementedError(),
-      TokenValueCardanoADADefinition() => throw UnimplementedError(),
+      TokenValueCardanoADADefinition() => DocumentTokenValueTile(
+          key: ObjectKey(property.schema.nodeId),
+          id: property.schema.nodeId,
+          title: property.schema.title,
+          description: property.schema.description,
+          initialValue: property.value is int ? property.value! as int : null,
+          currency: const Currency.ada(),
+          range: property.schema.range,
+          isSelected: isSelected,
+          isRequired: property.schema.isRequired,
+          onChanged: onChanged,
+        ),
       DurationInMonthsDefinition() => throw UnimplementedError(),
       YesNoChoiceDefinition() => throw UnimplementedError(),
       AgreementConfirmationDefinition() => throw UnimplementedError(),

catalyst_voices/apps/voices/lib/widgets/document_builder/document_token_value_tile.dart

@@ -11,7 +11,7 @@ import 'package:flutter/material.dart';
 class DocumentTokenValueTile extends StatefulWidget {
   final DocumentNodeId id;
   final String title;
-  final String description;
+  final String? description;
   final int? initialValue;
   final Currency currency;
   final Range<int>? range;
@@ -23,7 +23,7 @@ class DocumentTokenValueTile extends StatefulWidget {
     super.key,
     required this.id,
     required this.title,
-    required this.description,
+    this.description,
     this.initialValue,
     required this.currency,
     this.range,