77 lines
1.8 KiB
Dart
77 lines
1.8 KiB
Dart
import 'package:path/path.dart';
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import 'package:sqflite/sqflite.dart';
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class DatabaseHelper {
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static final DatabaseHelper instance = DatabaseHelper._init();
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static Database? _database;
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DatabaseHelper._init();
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Future<Database> get database async {
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if (_database != null) return _database!;
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_database = await _initDB('egg_bookings.db');
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return _database!;
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}
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Future<Database> _initDB(String filePath) async {
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final dbPath = await getDatabasesPath();
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final path = join(dbPath, filePath);
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return openDatabase(
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path,
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version: 1,
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onCreate: _createDB,
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);
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}
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Future<void> _createDB(Database db, int version) async {
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await db.execute('''
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CREATE TABLE bookings (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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date TEXT NOT NULL,
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customer_name TEXT NOT NULL,
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marans INTEGER NOT NULL DEFAULT 0,
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araucana INTEGER NOT NULL DEFAULT 0,
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olive INTEGER NOT NULL DEFAULT 0,
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note TEXT NOT NULL DEFAULT ''
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)
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''');
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}
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Future<List<Map<String, dynamic>>> getAllBookings() async {
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final db = await instance.database;
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return db.query(
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'bookings',
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orderBy: 'date ASC, customer_name ASC',
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);
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}
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Future<int> insertBooking(Map<String, dynamic> booking) async {
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final db = await instance.database;
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return db.insert('bookings', booking);
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}
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Future<int> updateBooking(Map<String, dynamic> booking) async {
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final db = await instance.database;
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return db.update(
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'bookings',
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booking,
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where: 'id = ?',
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whereArgs: [booking['id']],
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);
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}
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Future<int> deleteBooking(int id) async {
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final db = await instance.database;
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return db.delete(
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'bookings',
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where: 'id = ?',
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whereArgs: [id],
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);
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}
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Future<void> close() async {
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final db = await instance.database;
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db.close();
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}
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} |