database init

lib/database/database.dart

@@ -1,32 +1,181 @@
 import 'package:path/path.dart';
-import 'package:progetto_m335_flutter/model/note.dart';
 import 'package:sqflite/sqflite.dart';
 
-class Database{
-  static final Database _instance = Database._init();
+// Models
+import 'package:progetto_m335_flutter/model/note.dart';
+import 'package:progetto_m335_flutter/model/promemoria.dart';
+
+class NoteDatabase {
+  static final NoteDatabase instance = NoteDatabase._init();
   static Database? _database;
 
-  Database._init();
+  // Zero args constructor needed to extend this class
+  NoteDatabase();
 
-  Future _createDB(Database database) async{
-    const integerPrimaryKeyAutoincrement = 'INTEGER PRIMARY KEY AUTOINCREMENT';
-    const textNotNull = 'TEXT NOT NULL';
-    const integerNotNull = 'INTEGER NOT NULL';
-    const integer = 'INTEGER';
-    const real = 'REAL';
-    const text = 'TEXT';
+  NoteDatabase._init();
+
+  Future<Database> get database async {
+    if (_database != null) return _database!;
+
+    _database = await _initDB('note.db');
+    return _database!;
+  }
+
+  Future<Database> _initDB(String filePath) async {
+    // On Android, it is typically data/data//databases.
+    // On iOS and MacOS, it is the Documents directory.
+    final databasePath = await getDatabasesPath();
+    // Directory databasePath = await getApplicationDocumentsDirectory();
+
+    final path = join(databasePath, filePath);
+    return await openDatabase(path, version: 1, onCreate: _createDB);
+  }
+
+  Future _createDB(Database database, int version) async {
+    //check if the database is created
+    if (database.query(noteTable) != null) {
+      print("Database already created");
+
+    }else{
+      print("demo data inserting");
+      await database.execute('''CREATE TABLE promemoria (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  title TEXT NOT NULL,
+  creationDate TEXT NOT NULL,
+  lastModificationDate TEXT,
+  expirationDate TEXT,
+  description TEXT,
+  priority TEXT,
+  color TEXT
+);
+    ''');
+
+      await database.execute('''CREATE TABLE note (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  title TEXT NOT NULL,
+  creationDate TEXT NOT NULL,
+  lastModificationDate TEXT,
+  description TEXT
+);
+    ''');
+
+      print("database created");
+    }
+
+
+    await fillDemoData(database, version);
+  }
+
+  Future fillDemoData(Database database, int version) async {
+    
+    print("boh speriamo funzioni");
+    // Add some fake accounts
+
+
+    // Add fake categories
+    await database.execute('''
+  INSERT INTO note (
+    title,
+    creationDate,
+    lastModificationDate,
+    description
+  ) VALUES (
+    'Nota 2',
+    '2023-09-28',
+    '2023-09-28',
+    'Questo è un esempio di nota 2.'
+  )
+''');
 
 
     await database.execute('''
-      CREATE TABLE $Note (
-        ${Note.id} $integerPrimaryKeyAutoincrement,
-        
-      )
-    ''');
+  INSERT INTO note (
+    title,
+    creationDate,
+    lastModificationDate,
+    description
+  ) VALUES (
+    'Nota 2',
+    '2023-09-28',
+    '2023-09-28',
+    'Questo è un esempio di nota 2.'
+  )
+''');
 
+    // Add currencies
+    await database.execute('''
+  INSERT INTO promemoria (
+    title,
+    creationDate,
+    lastModificationDate,
+    expirationDate,
+    description,
+    priority,
+    color
+  ) VALUES (
+    'Promemoria 1',
+    '2023-09-27',
+    '2023-09-27',
+    '2023-10-05',
+    'Questo è un esempio di promemoria 1.',
+    'Alta',
+    'Rosso'
+  )
+''');
+
+    // Add fake budgets
+    await database.execute('''
+  INSERT INTO promemoria (
+    title,
+    creationDate,
+    lastModificationDate,
+    expirationDate,
+    description,
+    priority,
+    color
+  ) VALUES (
+    'Promemoria 2',
+    '2023-09-28',
+    '2023-09-28',
+    '2023-10-10',
+    'Questo è un esempio di promemoria 2.',
+    'Media',
+    'Verde'
+  )
+''');
+    print("Demo data inserted");
   }
 
-  execute(String s) {
+  Future clearDatabase() async {
+    try {
+      await _database?.transaction((txn) async {
+        var batch = txn.batch();
+        batch.delete(noteTable);
+        batch.delete(promemoriaTable);
+        await batch.commit();
+      });
+    } catch (error) {
+      throw Exception('DbBase.cleanDatabase: $error');
+    }
+  }
 
+  Future<List<Map>> selectAllPromemoria() async {
+    final db = await database;
+
+    final List<Map<String, dynamic>> maps = await db.query(promemoriaTable);
+
+    return maps;
+  }
+
+  Future close() async {
+    final database = await instance.database;
+    database.close();
+  }
+
+  // WARNING: FOR DEV/TEST PURPOSES ONLY!!
+  Future<void> deleteDatabase() async {
+    final databasePath = await getDatabasesPath();
+    final path = join(databasePath, 'note.db');
+    databaseFactory.deleteDatabase(path);
   }
 }

lib/model/promemoria.dart

@@ -18,6 +18,5 @@ class Promemoria extends BaseEntity{
   static Color color = Color.none;
 
 
-
 }
 

lib/navigation.dart

@@ -3,6 +3,7 @@ import 'pages/testUI.dart';
 import 'pages/TodayView.dart';
 import 'pages/InboxView.dart';
 import 'pages/NotesView.dart';
+import 'pages/test.dart';
 
 class Navigation extends StatefulWidget {
   const Navigation({super.key});
@@ -13,11 +14,12 @@ class Navigation extends StatefulWidget {
 
 class _NavigationState extends State<Navigation> {
 
-  int _selectedIndex = 0;
+  int _selectedIndex = 3;
   static const List<Widget> _widgetOptions = <Widget>[
     TodayView(),
     InboxView(),
     NotesView(),
+    Test()
   ];
 
   void _onItemTapped(int index) {
@@ -36,6 +38,7 @@ class _NavigationState extends State<Navigation> {
               icon: Icon(Icons.calendar_today), label: "today"),
           BottomNavigationBarItem(icon: Icon(Icons.inbox), label: "Inbox"),
           BottomNavigationBarItem(icon: Icon(Icons.note), label: "Notes"),
+          BottomNavigationBarItem(icon: Icon(Icons.settings), label: "Settings")
         ],
         currentIndex: _selectedIndex,
         onTap: _onItemTapped,