115 lines
3.6 KiB
Dart
115 lines
3.6 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:firebase_auth/firebase_auth.dart';
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import 'package:cloud_firestore/cloud_firestore.dart';
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class AuthService {
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final FirebaseAuth _auth = FirebaseAuth.instance;
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final FirebaseFirestore _firestore = FirebaseFirestore.instance;
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// 🔐 Register dengan username & password
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Future<String?> register(String username, String password) async {
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try {
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final email = '$username@beramalbaik.com';
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// Cek apakah username sudah dipakai
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final userDoc = await _firestore.collection('users').doc(username).get();
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if (userDoc.exists) return 'Username sudah dipakai';
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// Register user di Firebase Auth
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UserCredential userCredential = await _auth.createUserWithEmailAndPassword(
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email: email,
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password: password,
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);
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// Tunggu sejenak
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await Future.delayed(const Duration(seconds: 1));
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// Validasi user aktif
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if (_auth.currentUser == null) {
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return 'Terjadi kesalahan saat autentikasi. Coba lagi.';
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}
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// Simpan user ke Firestore
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await _firestore.collection('users').doc(username).set({
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'username': username,
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'uid': userCredential.user?.uid,
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'createdAt': FieldValue.serverTimestamp(),
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});
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return null; // sukses
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} on FirebaseAuthException catch (e) {
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return e.message;
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} catch (e) {
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return 'Terjadi kesalahan: ${e.toString()}';
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}
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}
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// 🔓 Login dengan username & password
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Future<String?> login(String username, String password) async {
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try {
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final email = '$username@beramalbaik.com';
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await _auth.signInWithEmailAndPassword(email: email, password: password);
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return null;
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} on FirebaseAuthException catch (e) {
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return e.message;
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}
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}
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// 🚪 Logout dengan dialog konfirmasi yang estetik
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Future<void> logout(BuildContext context) async {
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final shouldLogout = await showDialog<bool>(
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context: context,
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builder: (context) => AlertDialog(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
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titlePadding: const EdgeInsets.only(top: 24),
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contentPadding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
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title: Column(
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children: const [
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Icon(Icons.logout, size: 48, color: Colors.red),
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SizedBox(height: 12),
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Text(
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"Konfirmasi Logout",
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style: TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.bold,
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color: Colors.black87,
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),
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textAlign: TextAlign.center,
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),
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],
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),
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content: const Text(
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"Apakah kamu yakin ingin keluar dari akun?",
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style: TextStyle(fontSize: 16),
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textAlign: TextAlign.center,
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),
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actionsAlignment: MainAxisAlignment.spaceEvenly,
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actions: [
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TextButton(
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style: TextButton.styleFrom(
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foregroundColor: Colors.grey[700],
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),
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onPressed: () => Navigator.of(context).pop(false),
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child: const Text("Batal"),
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),
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ElevatedButton(
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.red[600],
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foregroundColor: Colors.white,
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),
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onPressed: () => Navigator.of(context).pop(true),
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child: const Text("Logout"),
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),
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],
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),
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);
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if (shouldLogout == true) {
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await _auth.signOut();
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if (context.mounted) {
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Navigator.pushReplacementNamed(context, '/login');
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}
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}
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}
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}
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