Improve dark mode

This probably isn't the right way to go about it. It would be better to
change the theme instead of overwriting stuff.

lib/editors/bottom_bar.dart

@@ -73,6 +73,8 @@ class EditorBottomBar extends StatelessWidget {
       },
     );
 
+    var theme = Theme.of(context);
+
     return Container(
       color: Theme.of(context).scaffoldBackgroundColor,
       child: SafeArea(
@@ -95,7 +97,10 @@ class EditorBottomBar extends StatelessWidget {
               ),
             TextButton.icon(
               icon: const Icon(Icons.folder),
-              label: Text(parentFolder.publicName),
+              label: Text(
+                parentFolder.publicName,
+                style: theme.textTheme.bodyText2,
+              ),
               onPressed: () {
                 var note = editorState.getNote();
                 editor.moveNoteToFolderSelected(note);

lib/iap/purchase_screen.dart

@@ -100,7 +100,10 @@ class _PurchaseScreenState extends State<PurchaseScreen> {
             children: [
               RestorePurchaseButton(),
               OutlinedButton(
-                child: Text(tr("feature_timeline.title")),
+                child: Text(
+                  tr("feature_timeline.title"),
+                  style: Theme.of(context).textTheme.bodyText2,
+                ),
                 onPressed: () {
                   var route = MaterialPageRoute(
                     builder: (context) => FeatureTimelineScreen(),

lib/iap/purchase_widget.dart

@@ -332,7 +332,10 @@ class _RestorePurchaseButtonState extends State<RestorePurchaseButton> {
     var text = computing ? '...' : tr('purchase_screen.restore');
 
     return OutlinedButton(
-      child: Text(text),
+      child: Text(
+        text,
+        style: Theme.of(context).textTheme.bodyText2,
+      ),
       onPressed: () async {
         setState(() {
           computing = true;

lib/repository.dart

@@ -93,6 +93,8 @@ class GitJournalRepo with ChangeNotifier {
     if (!valid) {
       // What happened that the directory still exists but the .git folder
       // has disappeared?
+      // FIXME: What if the '.config' file is not accessible?
+      // -> https://sentry.io/share/issue/bafc5c417bdb4fd196cead1d28432f12/
     }
 
     var repo = await GitRepository.load(repoPath).getOrThrow();

lib/setup/key_editors.dart

@@ -100,7 +100,10 @@ class KeyEditor extends StatelessWidget {
           ),
         ),
         OutlinedButton(
-          child: Text(tr("setup.keyEditors.load")),
+          child: Text(
+            tr("setup.keyEditors.load"),
+            style: Theme.of(context).textTheme.bodyText2,
+          ),
           onPressed: _pickAndLoadFile,
         ),
       ],

lib/widgets/sorting_mode_selector.dart

@@ -45,14 +45,20 @@ class _SortingModeSelectorState extends State<SortingModeSelector> {
       actions: [
         OutlinedButton(
           key: const ValueKey("Cancel"),
-          child: Text(tr('settings.cancel')),
+          child: Text(
+            tr('settings.cancel'),
+            style: Theme.of(context).textTheme.bodyText2,
+          ),
           onPressed: () {
             Navigator.of(context).pop();
           },
         ),
         OutlinedButton(
           key: const ValueKey("Ok"),
-          child: Text(tr('settings.ok')),
+          child: Text(
+            tr('settings.ok'),
+            style: Theme.of(context).textTheme.bodyText2,
+          ),
           onPressed: () {
             Navigator.of(context).pop(SortingMode(field, order));
           },