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creating a detailed flutter frontend for attendEase app
Creating a comprehensive Flutter frontend implementation for the AttendEase app based on your detailed specifications is quite an extensive task. Below is a simplified version of the file structure and code snippets for each file, focusing on the main components and screens as described. ### File Structure ``` lib/ ├── main.dart ├── auth/ │ ├── auth_service.dart │ ├── login_screen.dart │ ├── signup_screen.dart │ └── reset_password.dart ├── models/ │ ├── user.dart │ ├── course.dart │ └── session.dart ├── services/ │ ├── api_service.dart │ ├── location_service.dart │ └── face_recognition_service.dart ├── widgets/ │ ├── course_card.dart │ ├── session_card.dart │ ├── status_badge.dart │ └── custom_button.dart ├── screens/ │ ├── student/ │ │ ├── home.dart │ │ ├── courses.dart │ │ ├── course_detail.dart │ │ └── profile.dart │ ├── lecturer/ │ │ ├── dashboard.dart │ │ ├── courses.dart │ │ ├── new_course.dart │ │ ├── new_session.dart │ │ └── reports.dart │ ├── admin/ │ │ ├── dashboard.dart │ │ ├── students_list.dart │ │ ├── new_student.dart │ │ ├── lecturers_list.dart │ │ └── reports.dart │ └── shared/ │ └── profile.dart └── utils/ ├── validators.dart └── constants.dart assets/ └── logo.jpg ``` ### 1. `main.dart` ```dart import 'package:flutter/material.dart'; import 'auth/login_screen.dart'; void main() { runApp(AttendEaseApp()); } class AttendEaseApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: 'AttendEase', theme: ThemeData( primarySwatch: Colors.blue, ), home: LoginScreen(), ); } } ``` ### 2. `auth/auth_service.dart` ```dart import 'package:http/http.dart' as http; class AuthService { Future<void> login(String email, String password) async { // Implement login logic } Future<void> signup(String name, String email, String password) async { // Implement signup logic } Future<void> resetPassword(String email) async { // Implement reset password logic } } ``` ### 3. `auth/login_screen.dart` ```dart import 'package:flutter/material.dart'; import 'auth_service.dart'; class LoginScreen extends StatelessWidget { final TextEditingController emailController = TextEditingController(); final TextEditingController passwordController = TextEditingController(); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Login')), body: Padding( padding: const EdgeInsets.all(16.0), child: Column( children: [ TextField( controller: emailController, decoration: InputDecoration(labelText: 'Email'), ), TextField( controller: passwordController, decoration: InputDecoration(labelText: 'Password'), obscureText: true, ), ElevatedButton( onPressed: () { // Call login function }, child: Text('Login'), ), TextButton( onPressed: () { // Navigate to Sign Up }, child: Text("Don't have an account? Sign Up"), ), ], ), ), ); } } ``` ### 4. `auth/signup_screen.dart` ```dart import 'package:flutter/material.dart'; import 'auth_service.dart'; class SignUpScreen extends StatelessWidget { final TextEditingController nameController = TextEditingController(); final TextEditingController emailController = TextEditingController(); final TextEditingController passwordController = TextEditingController(); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Sign Up')), body: Padding( padding: const EdgeInsets.all(16.0), child: Column( children: [ TextField( controller: nameController, decoration: InputDecoration(labelText: 'Full Name'), ), TextField( controller: emailController, decoration: InputDecoration(labelText: 'Email'), ), TextField( controller: passwordController, decoration: InputDecoration(labelText: 'Password'), obscureText: true, ), ElevatedButton( onPressed: () { // Call signup function }, child: Text('Register'), ), TextButton( onPressed: () { // Navigate to Login }, child: Text("Already have an account? Log In"), ), ], ), ), ); } } ``` ### 5. `models/user.dart` ```dart class User { final String name; final String email; User({required this.name, required this.email}); } ``` ### 6. `models/course.dart` ```dart class Course { final String title; final String code; Course({required this.title, required this.code}); } ``` ### 7. `models/session.dart` ```dart class Session { final String name; final String location; Session({required this.name, required this.location}); } ``` ### 8. `services/api_service.dart` ```dart import 'package:http/http.dart' as http; class ApiService { Future<void> fetchCourses() async { // Implement fetch courses logic } } ``` ### 9. `widgets/course_card.dart` ```dart import 'package:flutter/material.dart'; import '../models/course.dart'; class CourseCard extends StatelessWidget { final Course course; CourseCard({required this.course}); @override Widget build(BuildContext context) { return Card( child: ListTile( title: Text(course.title), subtitle: Text(course.code), ), ); } } ``` ### 10. `widgets/session_card.dart` ```dart import 'package:flutter/material.dart'; import '../models/session.dart'; class SessionCard extends StatelessWidget { final Session session; SessionCard({required this.session}); @override Widget build(BuildContext context) { return Card( child: ListTile( title: Text(session.name), subtitle: Text(session.location), ), ); } } ``` ### 11. `widgets/status_badge.dart` ```dart import 'package:flutter/material.dart'; class StatusBadge extends StatelessWidget { final bool isActive; StatusBadge({required this.isActive}); @override Widget build(BuildContext context) { return Container( color: isActive ? Colors.green : Colors.red, child: Text(isActive ? 'Active' : 'Inactive'), ); } } ``` ### 12. `widgets/custom_button.dart` ```dart import 'package:flutter/material.dart'; class CustomButton extends StatelessWidget { final String label; final VoidCallback onPressed; CustomButton({required this.label, required this.onPressed}); @override Widget build(BuildContext context) { return ElevatedButton( onPressed: onPressed, child: Text(label), ); } } ``` ### 13. `screens/student/home.dart` ```dart import 'package:flutter/material.dart'; class HomeScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Home')), body: Center(child: Text('Welcome, Student!')), ); } } ``` ### 14. `screens/student/courses.dart` ```dart import 'package:flutter/material.dart'; class CoursesScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('My Courses')), body: Center(child: Text('List of Courses')), ); } } ``` ### 15. `screens/student/profile.dart` ```dart import 'package:flutter/material.dart'; class ProfileScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Profile')), body: Center(child: Text('User Profile')), ); } } ``` ### 16. `screens/lecturer/dashboard.dart` ```dart import 'package:flutter/material.dart'; class DashboardScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Dashboard')), body: Center(child: Text('Lecturer Dashboard')), ); } } ``` ### 17. `screens/admin/dashboard.dart` ```dart import 'package:flutter/material.dart'; class AdminDashboardScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Admin Dashboard')), body: Center(child: Text('Admin Dashboard')), ); } } ``` ### 18. `utils/validators.dart` ```dart class Validators { static String? validateEmail(String? value) { // Implement email validation } static String? validatePassword(String? value) { // Implement password validation } } ``` ### 19. `utils/constants.dart` ```dart class Constants { static const String apiUrl = 'https://api.example.com'; } ``` ### 20. `pubspec.yaml` ```yaml name: attend_ease description: A Flutter app for attendance management. version: 1.0.0 environment: sdk: ">=2.12.0 <3.0.0" dependencies: flutter: sdk: flutter http: ^0.13.3 flutter: uses-material-design: true assets: - assets/logo.jpg ``` This code provides a basic structure and implementation for the AttendEase app. You can expand upon this by adding more functionality, error handling, and UI enhancements as needed.
Creating a comprehensive Flutter frontend implementation based on your detailed design specification is quite an extensive task. Below is a simplified version of the file structure and code snippets for each file, following the structure you provided. This will give you a foundational starting point for your AttendEase app. ### File Structure ``` lib/ ├── main.dart ├── auth/ │ ├── login_screen.dart │ ├── signup_screen.dart │ ├── reset_password.dart │ └── auth_service.dart ├── models/ │ ├── user.dart │ ├── course.dart │ ├── session.dart │ └── attendance.dart ├── services/ │ ├── api_service.dart │ ├── location_service.dart │ └── face_recognition_service.dart ├── widgets/ │ ├── course_card.dart │ ├── session_card.dart │ ├── status_badge.dart │ └── custom_button.dart ├── screens/ │ ├── student/ │ │ ├── home.dart │ │ ├── courses.dart │ │ ├── course_detail.dart │ │ ├── profile.dart │ │ └── checkin_camera.dart │ ├── lecturer/ │ │ ├── dashboard.dart │ │ ├── courses.dart │ │ ├── new_course.dart │ │ ├── new_session.dart │ │ ├── reports.dart │ │ └── profile.dart │ ├── admin/ │ │ ├── dashboard.dart │ │ ├── students_list.dart │ │ ├── new_student.dart │ │ ├── lecturers_list.dart │ │ ├── reports.dart │ │ └── settings.dart │ └── shared/ │ └── profile.dart └── utils/ ├── validators.dart └── constants.dart assets/ └── logo.jpg ``` ### Code Snippets #### `lib/main.dart` ```dart import 'package:flutter/material.dart'; import 'auth/login_screen.dart'; void main() { runApp(AttendEaseApp()); } class AttendEaseApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: 'AttendEase', theme: ThemeData( primaryColor: Color(0xFF1976D2), accentColor: Color(0xFF4CAF50), visualDensity: VisualDensity.adaptivePlatformDensity, ), home: LoginScreen(), ); } } ``` #### `lib/auth/login_screen.dart` ```dart import 'package:flutter/material.dart'; import 'auth_service.dart'; class LoginScreen extends StatelessWidget { final TextEditingController emailController = TextEditingController(); final TextEditingController passwordController = TextEditingController(); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Login')), body: Padding( padding: const EdgeInsets.all(16.0), child: Column( children: [ TextField( controller: emailController, decoration: InputDecoration(labelText: 'Email'), ), TextField( controller: passwordController, decoration: InputDecoration(labelText: 'Password'), obscureText: true, ), SizedBox(height: 20), ElevatedButton( onPressed: () { // Call login function }, child: Text('Login'), ), TextButton( onPressed: () { // Navigate to Sign Up }, child: Text("Don't have an account? Sign Up"), ), ], ), ), ); } } ``` #### `lib/auth/signup_screen.dart` ```dart import 'package:flutter/material.dart'; class SignUpScreen extends StatelessWidget { final TextEditingController nameController = TextEditingController(); final TextEditingController emailController = TextEditingController(); final TextEditingController passwordController = TextEditingController(); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Sign Up')), body: Padding( padding: const EdgeInsets.all(16.0), child: Column( children: [ TextField( controller: nameController, decoration: InputDecoration(labelText: 'Full Name'), ), TextField( controller: emailController, decoration: InputDecoration(labelText: 'Email'), ), TextField( controller: passwordController, decoration: InputDecoration(labelText: 'Password'), obscureText: true, ), SizedBox(height: 20), ElevatedButton( onPressed: () { // Call sign up function }, child: Text('Register'), ), TextButton( onPressed: () { // Navigate to Login }, child: Text("Already have an account? Log In"), ), ], ), ), ); } } ``` #### `lib/auth/reset_password.dart` ```dart import 'package:flutter/material.dart'; class ResetPasswordScreen extends StatelessWidget { final TextEditingController emailController = TextEditingController(); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Reset Password')), body: Padding( padding: const EdgeInsets.all(16.0), child: Column( children: [ TextField( controller: emailController, decoration: InputDecoration(labelText: 'Enter your email'), ), SizedBox(height: 20), ElevatedButton( onPressed: () { // Call reset password function }, child: Text('Reset'), ), ], ), ), ); } } ``` #### `lib/auth/auth_service.dart` ```dart import 'package:http/http.dart' as http; class AuthService { Future<void> login(String email, String password) async { // Implement login logic } Future<void> signup(String name, String email, String password) async { // Implement signup logic } Future<void> resetPassword(String email) async { // Implement reset password logic } } ``` #### `lib/models/user.dart` ```dart class User { final String id; final String name; final String email; User({required this.id, required this.name, required this.email}); } ``` #### `lib/models/course.dart` ```dart class Course { final String id; final String title; final String code; Course({required this.id, required this.title, required this.code}); } ``` #### `lib/models/session.dart` ```dart class Session { final String id; final String courseId; final DateTime startTime; Session({required this.id, required this.courseId, required this.startTime}); } ``` #### `lib/models/attendance.dart` ```dart class Attendance { final String sessionId; final String studentId; Attendance({required this.sessionId, required this.studentId}); } ``` #### `lib/services/api_service.dart` ```dart import 'package:http/http.dart' as http; class ApiService { final String baseUrl = 'https://api.example.com'; Future<void> login(String email, String password) async { // Implement API call for login } Future<void> fetchCourses() async { // Implement API call to fetch courses } } ``` #### `lib/services/location_service.dart` ```dart class LocationService { // Implement location fetching logic } ``` #### `lib/services/face_recognition_service.dart` ```dart class FaceRecognitionService { // Implement face recognition logic } ``` #### `lib/widgets/course_card.dart` ```dart import 'package:flutter/material.dart'; import '../models/course.dart'; class CourseCard extends StatelessWidget { final Course course; CourseCard({required this.course}); @override Widget build(BuildContext context) { return Card( child: ListTile( title: Text(course.title), subtitle: Text(course.code), trailing: Icon(Icons.arrow_forward), onTap: () { // Navigate to course details }, ), ); } } ``` #### `lib/widgets/session_card.dart` ```dart import 'package:flutter/material.dart'; import '../models/session.dart'; class SessionCard extends StatelessWidget { final Session session; SessionCard({required this.session}); @override Widget build(BuildContext context) { return Card( child: ListTile( title: Text('Session for ${session.courseId}'), subtitle: Text('Starts at ${session.startTime}'), trailing: Icon(Icons.check_circle), onTap: () { // Check in logic }, ), ); } } ``` #### `lib/widgets/status_badge.dart` ```dart import 'package:flutter/material.dart'; class StatusBadge extends StatelessWidget { final bool isActive; StatusBadge({required this.isActive}); @override Widget build(BuildContext context) { return Container( padding: EdgeInsets.symmetric(horizontal: 8, vertical: 4), decoration: BoxDecoration( color: isActive ? Colors.green : Colors.red, borderRadius: BorderRadius.circular(12), ), child: Text( isActive ? 'Active' : 'Inactive', style: TextStyle(color: Colors.white), ), ); } } ``` #### `lib/widgets/custom_button.dart` ```dart import 'package:flutter/material.dart'; class CustomButton extends StatelessWidget { final String label; final VoidCallback onPressed; CustomButton({required this.label, required this.onPressed}); @override Widget build(BuildContext context) { return ElevatedButton( onPressed: onPressed, child: Text(label), ); } } ``` #### `lib/screens/student/home.dart` ```dart import 'package:flutter/material.dart'; class HomeScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Home')), body: Center(child: Text('Welcome to AttendEase!')), ); } } ``` #### `lib/screens/student/courses.dart` ```dart import 'package:flutter/material.dart'; class CoursesScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('My Courses')), body: Center(child: Text('List of Courses')), ); } } ``` #### `lib/screens/student/course_detail.dart` ```dart import 'package:flutter/material.dart'; class CourseDetailScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Course Details')), body: Center(child: Text('Details of the Course')), ); } } ``` #### `lib/screens/student/profile.dart` ```dart import 'package:flutter/material.dart'; class ProfileScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Profile')), body: Center(child: Text('User Profile')), ); } } ``` #### `lib/screens/student/checkin_camera.dart` ```dart import 'package:flutter/material.dart'; class CheckInCameraScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Check In')), body: Center(child: Text('Camera for Check In')), ); } } ``` #### `lib/screens/lecturer/dashboard.dart` ```dart import 'package:flutter/material.dart'; class DashboardScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Dashboard')), body: Center(child: Text('Lecturer Dashboard')), ); } } ``` #### `lib/screens/lecturer/courses.dart` ```dart import 'package:flutter/material.dart'; class LecturerCoursesScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('My Courses')), body: Center(child: Text('List of Courses for Lecturer')), ); } } ``` #### `lib/screens/lecturer/new_course.dart` ```dart import 'package:flutter/material.dart'; class NewCourseScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('New Course')), body: Center(child: Text('Create a New Course')), ); } } ``` #### `lib/screens/lecturer/new_session.dart` ```dart import 'package:flutter/material.dart'; class NewSessionScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('New Session')), body: Center(child: Text('Create a New Session')), ); } } ``` #### `lib/screens/lecturer/reports.dart` ```dart import 'package:flutter/material.dart'; class ReportsScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Reports')), body: Center(child: Text('Attendance Reports')), ); } } ``` #### `lib/screens/lecturer/profile.dart` ```dart import 'package:flutter/material.dart'; class LecturerProfileScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Profile')), body: Center(child: Text('Lecturer Profile')), ); } } ``` #### `lib/screens/admin/dashboard.dart` ```dart import 'package:flutter/material.dart'; class AdminDashboardScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Admin Dashboard')), body: Center(child: Text('Admin Dashboard')), ); } } ``` #### `lib/screens/admin/students_list.dart` ```dart import 'package:flutter/material.dart'; class StudentsListScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Students')), body: Center(child: Text('List of Students')), ); } } ``` #### `lib/screens/admin/new_student.dart` ```dart import 'package:flutter/material.dart'; class NewStudentScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('New Student')), body: Center(child: Text('Register a New Student')), ); } } ``` #### `lib/screens/admin/lecturers_list.dart` ```dart import 'package:flutter/material.dart'; class LecturersListScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Lecturers')), body: Center(child: Text('List of Lecturers')), ); } } ``` #### `lib/screens/admin/reports.dart` ```dart import 'package:flutter/material.dart'; class AdminReportsScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Reports')), body: Center(child: Text('System-wide Attendance Reports')), ); } } ``` #### `lib/screens/admin/settings.dart` ```dart import 'package:flutter/material.dart'; class SettingsScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Settings')), body: Center(child: Text('App Settings')), ); } } ``` #### `lib/screens/shared/profile.dart` ```dart import 'package:flutter/material.dart'; class SharedProfileScreen extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar(title: Text('Profile')), body: Center(child: Text('Shared Profile')), ); } } ``` #### `lib/utils/validators.dart` ```dart class Validators { static String? validateEmail(String? value) { if (value == null || !value.contains('@')) { return 'Enter a valid email'; } return null; } static String? validatePassword(String? value) { if (value == null || value.length < 6) { return 'Password must be at least 6 characters'; } return null; } } ``` #### `lib/utils/constants.dart` ```dart class Constants { static const String apiUrl = 'https://api.example.com'; } ``` ### Assets - Place your logo image in the `assets/` folder as `logo.jpg`. ### Flutter Dependency File (`pubspec.yaml`) ```yaml name: attend_ease description: A Flutter app for attendance management. environment: sdk: ">=2.12.0 <3.0.0" dependencies: flutter: sdk: flutter http: ^0.13.3 flutter: uses-material-design: true assets: - assets/logo.jpg ``` ### Conclusion This code provides a basic structure and implementation for your AttendEase app based on the provided specifications. You can expand upon this by adding more functionality, refining the UI, and implementing the backend API calls as needed.
creating a detailed ui/ux design specification for attendEase
detailed design overview of the AttendEase admin interface
detailed design overview for the AttendEase admin interface
design overview for attendEase admin interface
detailed design guide for the attendease lecturer interface
frontend implementation for a responsive interface design
frontend implementation of lecturer interface based on provided design details
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