lib/database/databaseHelper.dart

+import 'package:path/path.dart';
+import 'package:sqflite/sqflite.dart';
+import '../model/student.dart';
+
+class DatabaseHelper {
+  static final DatabaseHelper instance = DatabaseHelper._instance();
+  static Database? _database;
+
+  DatabaseHelper._instance();
+
+  Future<Database> get db async {
+    _database ??= await initDb();
+    return _database!;
+  }
+
+  Future<Database> initDb() async {
+    String databasesPath = await getDatabasesPath();
+    String path = join(databasesPath, 'student_university.db');
+
+    return await openDatabase(path, version: 1, onCreate: _onCreate);
+  }
+
+  Future _onCreate(Database db, int version) async {
+    await db.execute('''
+      CREATE TABLE student (
+        studentNFCCardId TEXT PRIMARY KEY,
+        firstName TEXT,
+        name TEXT,
+        promotion TEXT,
+        studentId TEXT
+      )
+    ''');
+  }
+
+  Future<int> insertUser(Student student) async {
+    Database db = await instance.db;
+    return await db.insert('student', student.toMap());
+  }
+
+  Future<List<Map<String, dynamic>>> queryAllUsers() async {
+    Database db = await instance.db;
+    return await db.query('student');
+  }
+
+  Future<int> updateUser(Student student) async {
+    Database db = await instance.db;
+    return await db.update('student', student.toMap(), where: 'studentNFCCardId = ?', whereArgs: [student.studentNFCCardId]);
+  }
+
+  Future<int> deleteUser(String studentNFCCardId) async {
+    Database db = await instance.db;
+    return await db.delete('student', where: 'studentNFCCardId = ?', whereArgs: [studentNFCCardId]);
+  }
+}
\ No newline at end of file

lib/model/student.dart

+class Student {
+  final String studentNFCCardId;
+  final String firstName;
+  final String name;
+  final String promotion;
+  final String studentId;
+
+  Student({
+    required this.studentNFCCardId,
+    required this.firstName,
+    required this.name,
+    required this.promotion,
+    required this.studentId
+  });
+
+  Map<String, dynamic> toMap() {
+    return {
+      'studentNFCCardId': studentNFCCardId,
+      'firstName': firstName,
+      'name': name,
+      'promotion': promotion,
+      'studentId': studentId
+    };
+  }
+
+  factory Student.fromMap(Map<String, dynamic> map) {
+    return Student(
+      studentNFCCardId: map['studentNFCCardId'],
+      firstName: map['firstName'],
+      name: map['name'],
+      promotion: map['promotion'],
+      studentId: map['studentId']
+    );
+  }
+}
\ No newline at end of file

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -5,6 +5,8 @@
 import FlutterMacOS
 import Foundation
 
+import sqflite_darwin
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))
 }

pubspec.lock

@@ -132,13 +132,29 @@ packages:
     source: hosted
     version: "1.16.0"
   path:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: path
       sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
       url: "https://pub.dev"
     source: hosted
     version: "1.9.1"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      sha256: "5d6b1b0036a5f331ebc77c850ebc8506cbc1e9416c27e59b439f917a902a4984"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.6"
+  plugin_platform_interface:
+    dependency: transitive
+    description:
+      name: plugin_platform_interface
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.8"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -152,6 +168,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.10.1"
+  sqflite:
+    dependency: "direct main"
+    description:
+      name: sqflite
+      sha256: e2297b1da52f127bc7a3da11439985d9b536f75070f3325e62ada69a5c585d03
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
+  sqflite_android:
+    dependency: transitive
+    description:
+      name: sqflite_android
+      sha256: ecd684501ebc2ae9a83536e8b15731642b9570dc8623e0073d227d0ee2bfea88
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2+2"
+  sqflite_common:
+    dependency: transitive
+    description:
+      name: sqflite_common
+      sha256: "6ef422a4525ecc601db6c0a2233ff448c731307906e92cabc9ba292afaae16a6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.5.6"
+  sqflite_darwin:
+    dependency: transitive
+    description:
+      name: sqflite_darwin
+      sha256: "279832e5cde3fe99e8571879498c9211f3ca6391b0d818df4e17d9fff5c6ccb3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
+  sqflite_platform_interface:
+    dependency: transitive
+    description:
+      name: sqflite_platform_interface
+      sha256: "8dd4515c7bdcae0a785b0062859336de775e8c65db81ae33dd5445f35be61920"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
   stack_trace:
     dependency: transitive
     description:
@@ -176,6 +232,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.1"
+  synchronized:
+    dependency: transitive
+    description:
+      name: synchronized
+      sha256: c254ade258ec8282947a0acbbc90b9575b4f19673533ee46f2f6e9b3aeefd7c0
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.4.0"
   term_glyph:
     dependency: transitive
     description:
@@ -210,4 +274,4 @@ packages:
     version: "15.0.2"
 sdks:
   dart: ">=3.9.2 <4.0.0"
-  flutter: ">=3.18.0-18.0.pre.54"
+  flutter: ">=3.24.0"

pubspec.yaml

@@ -30,6 +30,8 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
+  sqflite: ^2.4.2
+  path: ^1.9.0
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.