8-15/1

lib/models/db_sql.dart

@@ -0,0 +1,57 @@
+import 'package:sqflite/sqflite.dart';
+import 'package:path/path.dart';
+
+class DbSql {
+  static final DbSql instance = DbSql._();
+
+  static Database? _database;
+
+  DbSql._();
+
+  Future<Database> get database async {
+    if (_database != null) return _database!;
+    _database = await _initDatabase();
+    return _database!;
+  }
+
+  Future<Database> _initDatabase() async {
+    String path = join(await getDatabasesPath(), 'my_database.db');
+    return await openDatabase(
+      path,
+      version: 1,
+      onCreate: (db, version) async {
+        await db.execute('''
+          CREATE TABLE IF NOT EXISTS car_locations(
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            driver_id INTEGER,
+            latitude REAL,
+            longitude REAL,
+            created_at TEXT,
+            updated_at TEXT
+          )
+        ''');
+      },
+    );
+  }
+
+  Future<List<Map<String, dynamic>>> getAllData(String table) async {
+    Database db = await instance.database;
+    return await db.query(table);
+  }
+
+  Future<int> insertData(Map<String, dynamic> map, String table) async {
+    Database db = await instance.database;
+    return await db.insert(table, map);
+  }
+
+  Future<int> updateData(Map<String, dynamic> map, String table, int id) async {
+    Database db = await instance.database;
+
+    return await db.update(table, map, where: 'id = ?', whereArgs: [id]);
+  }
+
+  Future<int> deleteData(String table, int id) async {
+    Database db = await instance.database;
+    return await db.delete(table, where: 'id = ?', whereArgs: [id]);
+  }
+}