QR Attendance App

A Flutter-based mobile application for automating classroom attendance using QR codes. This app allows instructors to generate QR codes and students to scan them for quick and secure attendance logging. Firebase is used for authentication, data storage, and cloud functions, enabling real-time attendance tracking and management.

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Features

• Firebase Authentication for secure login/signup
• QR code generation and scanning
• Integrated calendar using table_calendar for attendance tracking
• Cloud Firestore for storing attendance data
• Image upload support via image_picker and Firebase Storage
• Export attendance data as CSV
• Share attendance reports with share_plus
• Local storage using shared_preferences

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Tech Stack

Frontend:

• Flutter & Dart
• qr_flutter, mobile_scanner, table_calendar for UI and functionality

Backend:

• Firebase Authentication
• Cloud Firestore
• Firebase Storage

Others:

• csv for export
• path_provider for file handling
• shared_preferences for local session storage

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Dependencies

Main packages used (see pubspec.yaml for full list):

firebase_core: ^2.32.0
firebase_auth: ^4.17.3
cloud_firestore: ^4.17.5
firebase_storage: ^11.6.6
qr_flutter: ^4.1.0
mobile_scanner: ^6.0.7
table_calendar: ^3.0.9
image_picker: ^1.0.7
shared_preferences: ^2.2.2
csv: ^5.0.0
share_plus: ^7.0.0