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-rw-r--r--lib/data/database_helper.dart54
1 files changed, 0 insertions, 54 deletions
diff --git a/lib/data/database_helper.dart b/lib/data/database_helper.dart
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--- a/lib/data/database_helper.dart
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-import 'dart:async';
-import 'dart:io' as io;
-
-import 'package:path/path.dart';
-import 'package:beam_messenger/models/user.dart';
-import 'package:sqflite/sqflite.dart';
-import 'package:path_provider/path_provider.dart';
-
-class DatabaseHelper {
- static final DatabaseHelper _instance = new DatabaseHelper.internal();
- factory DatabaseHelper() => _instance;
-
- static Database _db;
-
- Future<Database> get db async {
- if (_db != null) return _db;
- _db = await initDb();
- return _db;
- }
-
- DatabaseHelper.internal();
-
- initDb() async {
- io.Directory documentsDirectory = await getApplicationDocumentsDirectory();
- String path = join(documentsDirectory.path, "main.db");
- var theDb = await openDatabase(path, version: 1, onCreate: _onCreate);
- return theDb;
- }
-
- void _onCreate(Database db, int version) async {
- // When creating the db, create the table
- await db.execute(
- "CREATE TABLE User(id INTEGER PRIMARY KEY, email TEXT, password TEXT)");
- print("Created tables");
- }
-
- Future<int> saveUser(User user) async {
- var dbClient = await db;
- int res = await dbClient.insert("User", user.toMap());
- return res;
- }
-
- Future<int> deleteUsers() async {
- var dbClient = await db;
- int res = await dbClient.delete("User");
- return res;
- }
-
- Future<bool> isLoggedIn() async {
- var dbClient = await db;
- var res = await dbClient.query("User");
- return res.length > 0 ? true : false;
- }
-}