work in progress database

lib/database/controller.dart

@@ -0,0 +1,81 @@
+import '../model/note.dart';
+import '../model/promemoria.dart';
+import 'database.dart';
+
+class Controller {
+  NoteDatabase database = NoteDatabase.instance;
+
+  Future<List<Note>> getAllNote() async {
+    final db = await database.database;
+    var notes = await db.query(noteTable);
+    List<Note> noteList = notes.map((e) => Note.fromJson(e)).toList();
+    return noteList;
+  }
+
+  Future<List<Promemoria>> getAllPromemoria() async {
+    final db = await database.database;
+    var promemorias = await db.query(promemoriaTable);
+    List<Promemoria> promemoriaList =
+        promemorias.map((e) => Promemoria.fromJson(e)).toList();
+    return promemoriaList;
+  }
+
+  Future<Note> getNoteById(int id) async {
+    final db = await database.database;
+    var note = await db.query(noteTable, where: 'id = ?', whereArgs: [id]);
+    return Note.fromJson(note.first);
+  }
+
+  Future<Promemoria> getPromemoriaById(int id) async {
+    final db = await database.database;
+    var promemoria =
+        await db.query(promemoriaTable, where: 'id = ?', whereArgs: [id]);
+    return Promemoria.fromJson(promemoria.first);
+  }
+
+  //add note
+  void addNote(Note note) async {
+    final db = await database.database;
+    await db.execute('''
+  INSERT INTO note (
+    title,
+    creationDate,
+    lastModificationDate,
+    arrayPromemoria,
+    description
+  ) VALUES (
+    '${note.title}',
+    '${note.creationDate}',
+    '${note.lastModificationDate}',
+    '${note.arrayPromemoria}',
+    '${note.description}'
+  )
+''');
+  }
+
+  //add Promemoria
+  void addPromemoria(Promemoria promemoria) async {
+    final db = await database.database;
+    await db.execute('''
+     INSERT INTO promemoria (
+        title,
+        creationDate,
+        lastModificationDate,
+        expirationDate,
+        arrayPromemoria,
+        description,
+        priority,
+        color
+      ) VALUES (
+        '${promemoria.title}',
+        '${promemoria.creationDate}',
+        '${promemoria.lastModificationDate}',
+        '${promemoria.expirationDate}',
+        '${promemoria.arrayPromemoria}',
+        '${promemoria.description}',
+        '${promemoria.priority}',
+        '${promemoria.color}'
+      )
+    ''');
+  }
+}

lib/database/database.dart

@@ -1,17 +1,12 @@
 import 'package:path/path.dart';
 import 'package:sqflite/sqflite.dart';
 
-// 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;
 
-  // Zero args constructor needed to extend this class
-  NoteDatabase();
-
   NoteDatabase._init();
 
   Future<Database> get database async {
@@ -29,11 +24,6 @@ class NoteDatabase {
   }
 
   Future _createDB(Database database, int version) async {
-    if (await isDatabaseExists()) {
-      print("Database already created");
-      deleteDatabase();
-      print("Database deleted");
-    }
 
     await database.execute('''CREATE TABLE promemoria (
   id INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -64,22 +54,6 @@ class NoteDatabase {
 
   Future fillDemoData(Database database, int version) async {
 
-    var nota = Note();
-    nota.setTitle("Nota 1");
-    nota.setCreationDate("2023-09-56");
-    nota.setLastModificationDate("2023-09-56");
-    nota.setArrayPromemoria("1,2,3,4,5");
-    nota.setDescription("Questo è un esempio di nota 1.");
-
-    await createNote(database, nota);
-
-    print(await readNote(1));
-
-    nota.setDescription("ciao");
-    await updateNote (nota);
-
-    print(await readNote (1));
-
     // Add fake categories
     await database.execute('''
   INSERT INTO note (
@@ -92,6 +66,7 @@ class NoteDatabase {
     'Nota 2',
     '2023-09-28',
     '2023-09-28',
+    '1,1',
     'Questo è un esempio di nota 2.'
   )
 ''');
@@ -107,11 +82,11 @@ class NoteDatabase {
     'Nota 2',
     '2023-09-28',
     '2023-09-28',
+    '1,1',
     'Questo è un esempio di nota 2.'
   )
 ''');
 
-    // Add currencies
     await database.execute('''
   INSERT INTO promemoria (
     title,
@@ -127,6 +102,7 @@ class NoteDatabase {
     '2023-09-27',
     '2023-09-27',
     '2023-10-05',
+    '2,1',
     'Questo è un esempio di promemoria 1.',
     'Alta',
     'Rosso'
@@ -149,6 +125,7 @@ class NoteDatabase {
     '2023-09-28',
     '2023-09-28',
     '2023-10-10',
+    '1,1',
     'Questo è un esempio di promemoria 2.',
     'Media',
     'Verde'
@@ -157,40 +134,6 @@ class NoteDatabase {
     print("Demo data inserted");
   }
 
-  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 close() async {
-    final database = await instance.database;
-    database.close();
-  }
-
-  Future<void> deleteDatabase() async {
-    final databasePath = await getDatabasesPath();
-    final path = join(databasePath, 'note.db');
-    databaseFactory.deleteDatabase(path);
-  }
-
-  Future<bool> isDatabaseExists() async {
-    final databasePath = await getDatabasesPath();
-    final path = join(databasePath, 'note.db');
-    // Apre il database in modalità sola lettura.
-    Database database = await openDatabase(path, readOnly: true);
-
-    // Restituisce true se il database è stato aperto correttamente, altrimenti false.
-    return database.isOpen;
-  }
-
   Future<List<Map>> selectAllPromemoria() async {
     final db = await database;
 
@@ -199,61 +142,6 @@ class NoteDatabase {
     return maps;
   }
 
-  Future<List<Map>> selectAllNotes() async {
-    final db = await database;
 
-    final List<Map<String, dynamic>> maps = await db.query(noteTable);
 
-    return maps;
-  }
-
-  Future<void> createNote(Database database, Note note) async {
-    await database.insert(
-      'note',
-      note.toMap(),
-      conflictAlgorithm: ConflictAlgorithm.replace,
-    );
-
-    print('note $note.title inserted');
-  }
-
-  Future<void> createPromemoria(
-      Database database, Promemoria promemoria) async {
-    await database.insert(
-      'promemoria',
-      promemoria.toMap(),
-      conflictAlgorithm: ConflictAlgorithm.replace,
-    );
-
-    print('promemoria $promemoria.title inserted');
-  }
-
-  Future<Map<String, Object?>> readPromemoria(int id) async {
-    final db = await database;
-
-    final results = await db.query('SELECT * FROM note where id=$id');
-    return results.first;
-  }
-
-  Future<Map<String, Object?>> readNote(int id) async {
-    final db = await database;
-
-    final results = await db.query('SELECT * FROM promemoria where id=$id');
-
-    return results.first;
-  }
-
-  Future<void> updatePromemoria(Promemoria promemoria) async {
-    final db = await database;
-
-    await db.update('promemoria', promemoria.toMap(),
-        where: 'id = ?', whereArgs: [promemoria.getId()]);
-  }
-
-  Future<void> updateNote(Note note) async {
-    final db = await database;
-
-    await db.update('note', note.toMap(),
-        where: 'id = ?', whereArgs: [note.getId()]);
-  }
 }

lib/model/base_entity.dart

@@ -1,19 +0,0 @@
-abstract class BaseEntity{
-  static String id = 'id';
-  static String title = 'Title';
-  static String creationDate = 'CreationDate';
-  static String lastEditDate = 'LastEditDate';
-  
-  static String get getId{
-    return id;
-  }
-  static String get getTitle{
-    return title;
-  }
-  static String get getCreationDate{
-    return creationDate;
-  }
-  static String get getLastEditDate{
-    return lastEditDate;
-  }
-}

lib/model/note.dart

@@ -1,13 +1,13 @@
-import 'base_entity.dart';
+
 
 const String noteTable = 'note';
 
 class Note{
-  String id;
+  String id='';
   String title;
   String creationDate;
   String lastModificationDate;
-  String arrayPromemoria;
+  String? arrayPromemoria;
   String description;
 
   Map<String, dynamic> toMap() {
@@ -30,6 +30,14 @@ class Note{
     this.description,
   );
 
+  Note.newConstructor(
+    this.title,
+    this.creationDate,
+    this.lastModificationDate,
+    this.arrayPromemoria,
+    this.description,
+  );
+
   String getId() {
     return id;
   }
@@ -62,7 +70,7 @@ class Note{
     lastModificationDate = lastModificationDate1;
   }
 
-  String getArrayPromemoria() {
+  String? getArrayPromemoria() {
     return arrayPromemoria;
   }
 

lib/model/promemoria.dart

@@ -1,4 +1,3 @@
-import 'base_entity.dart';
 import 'identifiers/enum/color.dart';
 import 'identifiers/enum/priority.dart';
 
@@ -10,7 +9,7 @@ class Promemoria {
   String creationDate;
   String lastModificationDate;
   String expirationDate;
-  String arrayPromemoria;
+  String? arrayPromemoria;
   String description;
   String priority;
   String color;
@@ -90,7 +89,7 @@ class Promemoria {
     expirationDate = expirationDate1;
   }
 
-  String getArrayPromemoria() {
+  String? getArrayPromemoria() {
     return arrayPromemoria;
   }
 

lib/pages/test.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:progetto_m335_flutter/database/controller.dart';
 import 'package:progetto_m335_flutter/database/database.dart';
 import 'package:progetto_m335_flutter/model/note.dart';
 
@@ -13,6 +14,7 @@ class Test extends StatefulWidget {
 
 class _TestState extends State<Test> {
   NoteDatabase noteDatabase = NoteDatabase.instance;
+  Controller controller = Controller();
 
   Future<void> _pressed() async {
     print("Inserting demo data");
@@ -22,9 +24,20 @@ class _TestState extends State<Test> {
   }
 
   Future<void> _printdata() async {
+
+
+    var nota = Note.newConstructor(
+        "nota 5",
+        "2023-09-56",
+        "2023-09-56",
+        "1,2,3,4,5",
+        "Questo è un esempio di nota 1.");
+
+
     final db = await noteDatabase.database;
 
     print("Printing data");
+    print((await controller.getAllNote()).first);
     print(await db.query(noteTable));
     print("Data printed");
   }