Added fields to metadata page

lib/pages/create_recipe_pages/metadata_page.dart

@@ -1,12 +1,182 @@
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 
-class MetadataPage extends StatelessWidget {
+import '../../services/providers/recipe_provider.dart';
+import '../../src/enums.dart';
+import '../../services/tools.dart'
+    show getEnumValueName, durationToFormattedString;
+import '../../widgets/duration_picker.dart';
+
+class MetadataPage extends StatefulWidget {
   const MetadataPage({super.key});
 
+  @override
+  State<MetadataPage> createState() => _MetadataPageState();
+}
+
+class _MetadataPageState extends State<MetadataPage> {
+  late RecipeProvider _recipeProvider;
+
   @override
   Widget build(BuildContext context) {
-    return const Center(
+    _recipeProvider = context.watch<RecipeProvider>();
-      child: Text('Metadata'),
+    return Center(
+      child: Column(
+        children: [
+          TextField(
+            decoration: InputDecoration(
+              label: Text('Title'),
+            ),
+          ),
+          TextField(
+            decoration: InputDecoration(
+              label: Text('Description'),
+            ),
+          ),
+          DropdownButton(
+            value: _recipeProvider.recipe.difficulty,
+            items: Difficulty.values
+                .map(
+                  (e) => DropdownMenuItem<Difficulty>(
+                    value: e,
+                    child: Text(getEnumValueName(e)),
+                  ),
+                )
+                .toList(),
+            onChanged: (value) => setState(() {
+              _recipeProvider.updateDifficulty(value ?? Difficulty.notSelected);
+            }),
+          ),
+          DropdownMenu(
+            dropdownMenuEntries:
+                getDropdownMenuEntriesFromEnum(MealCategory.values),
+            enableFilter: true,
+            label: Text('Category'),
+          ),
+          DropdownMenu(
+            dropdownMenuEntries: getDropdownMenuEntriesFromEnum(Cuisine.values),
+            enableFilter: true,
+            label: Text('Cuisine'),
+          ),
+          Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Text('Preparation time'),
+              _recipeProvider.recipe.prepTime.inMinutes == 0
+                  ? IconButton(
+                      onPressed: () => showDialog(
+                        context: context,
+                        builder: (context) => _getDurationDialog(
+                            context,
+                            _recipeProvider.updatePrepTime,
+                            _recipeProvider.recipe.prepTime),
+                      ),
+                      icon: Icon(Icons.add),
+                    )
+                  : TextButton(
+                      onPressed: () => showDialog(
+                        context: context,
+                        builder: (context) => _getDurationDialog(
+                            context,
+                            _recipeProvider.updatePrepTime,
+                            _recipeProvider.recipe.prepTime),
+                      ),
+                      child: Text(
+                        durationToFormattedString(
+                            _recipeProvider.recipe.prepTime),
+                      ),
+                    )
+            ],
+          ),
+          Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Text('Cooking time'),
+              _recipeProvider.recipe.prepTime.inMinutes == 0
+                  ? IconButton(
+                      onPressed: () => showDialog(
+                        context: context,
+                        builder: (context) => _getDurationDialog(
+                            context,
+                            _recipeProvider.updateCookTime,
+                            _recipeProvider.recipe.cookTime),
+                      ),
+                      icon: Icon(Icons.add),
+                    )
+                  : TextButton(
+                      onPressed: () => showDialog(
+                        context: context,
+                        builder: (context) => _getDurationDialog(
+                            context,
+                            _recipeProvider.updateCookTime,
+                            _recipeProvider.recipe.cookTime),
+                      ),
+                      child: Text(
+                        durationToFormattedString(
+                            _recipeProvider.recipe.cookTime),
+                      ),
+                    )
+            ],
+          ),
+          Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Text('Total Time'),
+              Padding(padding: EdgeInsets.only(left: 10)),
+              Text(durationToFormattedString(_recipeProvider.recipe.totalTime)),
+            ],
+          ),
+        ],
+      ),
     );
   }
 }
+
+List<DropdownMenuEntry<T>> getDropdownMenuEntriesFromEnum<T extends Enum>(
+    List<T> values) {
+  return values
+      .map(
+        (e) => DropdownMenuEntry(
+          value: e,
+          label: getEnumValueName(e),
+        ),
+      )
+      .toList();
+}
+
+Dialog _getDurationDialog(
+  BuildContext context,
+  void Function(Duration duration) update,
+  Duration initialDuration,
+) {
+  final width = MediaQuery.of(context).size.width * 0.8;
+  final height = MediaQuery.of(context).size.height * 0.6;
+  Duration selectedTime = initialDuration;
+  return Dialog(
+    child: Column(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        DurationPicker(
+          initialDuration: initialDuration,
+          onChangedCallback: (duration) => selectedTime = duration,
+          height: width * 1.25 > height ? height : width * 1.25,
+          width: width,
+        ),
+        Align(
+          alignment: Alignment.bottomRight,
+          child: Padding(
+            padding: const EdgeInsets.fromLTRB(0, 20, 20, 20),
+            child: FloatingActionButton.extended(
+              label: Text('Save'),
+              icon: Icon(Icons.save),
+              onPressed: () {
+                update(selectedTime);
+                Navigator.of(context).pop();
+              },
+            ),
+          ),
+        ),
+      ],
+    ),
+  );
+}