feat: adds RDA for intake of vitamins and certain elements based on

canada health values

lib/screens/profile_setup_screen.dart

@@ -0,0 +1,129 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:supplements/screens/home_screen.dart';
+
+import '../providers/settings_provider.dart';
+
+// Profile setup screen
+class ProfileSetupScreen extends StatefulWidget {
+  const ProfileSetupScreen({super.key});
+
+  @override
+  State<ProfileSetupScreen> createState() => _ProfileSetupScreenState();
+}
+
+class _ProfileSetupScreenState extends State<ProfileSetupScreen> {
+  final _formKey = GlobalKey<FormState>();
+  DateTime? _dateOfBirth;
+  String? _gender;
+
+  final List<String> _genders = ['Male', 'Female', 'Other', 'Prefer not to say'];
+
+  @override
+  void initState() {
+    super.initState();
+    final settingsProvider = Provider.of<SettingsProvider>(context, listen: false);
+    _dateOfBirth = settingsProvider.dateOfBirth;
+    _gender = settingsProvider.gender;
+  }
+
+  void _saveProfile() {
+    if (_formKey.currentState!.validate()) {
+      _formKey.currentState!.save();
+      Provider.of<SettingsProvider>(context, listen: false).setDateOfBirthAndGender(_dateOfBirth!, _gender!);
+      Navigator.of(context).pushReplacement(MaterialPageRoute(builder: (context) => HomeScreen()));
+    }
+  }
+
+  Future<void> _selectDate(BuildContext context) async {
+    final DateTime? picked = await showDatePicker(
+      context: context,
+      initialDate: _dateOfBirth ?? DateTime.now(),
+      firstDate: DateTime(1900),
+      lastDate: DateTime.now(),
+    );
+    if (picked != null && picked != _dateOfBirth) {
+      setState(() {
+        _dateOfBirth = picked;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Set Up Your Profile'),
+      ),
+      body: Padding(
+        padding: const EdgeInsets.all(16.0),
+        child: Form(
+          key: _formKey,
+          child: Column(
+            children: [
+              Text(
+                'To provide you with personalized ingredient insights, please provide your date of birth and gender.',
+                style: Theme.of(context).textTheme.titleMedium,
+                textAlign: TextAlign.center,
+              ),
+              const SizedBox(height: 24),
+              TextFormField(
+                decoration: const InputDecoration(
+                  labelText: 'Date of Birth',
+                  border: OutlineInputBorder(),
+                  suffixIcon: Icon(Icons.calendar_today),
+                ),
+                readOnly: true,
+                controller: TextEditingController(
+                  text: _dateOfBirth == null
+                      ? ''
+                      : '${_dateOfBirth!.toLocal()}'.split(' ')[0],
+                ),
+                onTap: () => _selectDate(context),
+                validator: (value) {
+                  if (_dateOfBirth == null) {
+                    return 'Please select your date of birth';
+                  }
+                  return null;
+                },
+              ),
+              const SizedBox(height: 16),
+              DropdownButtonFormField<String>(
+                decoration: const InputDecoration(
+                  labelText: 'Gender',
+                  border: OutlineInputBorder(),
+                ),
+                value: _gender,
+                items: _genders.map((String gender) {
+                  return DropdownMenuItem<String>(
+                    value: gender,
+                    child: Text(gender),
+                  );
+                }).toList(),
+                onChanged: (value) {
+                  setState(() {
+                    _gender = value;
+                  });
+                },
+                validator: (value) {
+                  if (value == null || value.isEmpty) {
+                    return 'Please select your gender';
+                  }
+                  return null;
+                },
+                onSaved: (value) {
+                  _gender = value;
+                },
+              ),
+              const SizedBox(height: 24),
+              ElevatedButton(
+                onPressed: _saveProfile,
+                child: const Text('Save and Continue'),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}