baseproject
This commit is contained in:
Gaurav Kumar
384
base_project/lib/view_model/auth/auth_view_model.dart
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384
base_project/lib/view_model/auth/auth_view_model.dart
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import 'dart:async';
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import 'package:base_project/repository/auth_repo.dart';
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import 'package:base_project/routes/route_names.dart';
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import 'package:base_project/utils/flushbar_messages/flush_message_util.dart';
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import 'package:base_project/utils/managers/user_manager.dart';
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import 'package:base_project/utils/toast_messages/toast_message_util.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/foundation.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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class AuthViewModel extends ChangeNotifier {
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final AuthRepo _authRepo = AuthRepo();
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bool _isLoading = false;
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bool get isLoading => _isLoading;
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setLoading(bool value) {
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_isLoading = value;
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notifyListeners();
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}
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Timer? _timer;
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int _start = 30;
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bool _isResendEnabled = false;
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int get start => _start;
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bool get isResendEnabled => _isResendEnabled;
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void startTimer() {
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_isResendEnabled = false;
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_start = 30; // Set the timer duration (in seconds)
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_timer = Timer.periodic(const Duration(seconds: 1), (Timer timer) {
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if (_start == 0) {
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_timer?.cancel();
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_isResendEnabled = true;
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notifyListeners();
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} else {
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_start--;
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print(_start);
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notifyListeners();
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}
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});
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}
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var accId = "";
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var uEmail = "";
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Future<void> login(BuildContext context, dynamic data) async {
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setLoading(true);
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try {
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final value = await _authRepo.loginApi(data);
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print('Value is -$value');
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// Check the response structure
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if (value['operationStatus'] == 'SUCCESS') {
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final item = value['item'];
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await UserManager().setUser(item);
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// Try to persist sys account from login response if present
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try {
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final dynamic accountCandidate =
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item['sysAccount'] ?? item['account'] ?? item['sys_account'];
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if (accountCandidate is Map<String, dynamic>) {
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await UserManager().setAccount(accountCandidate);
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}
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} catch (_) {}
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final prefs = await SharedPreferences.getInstance();
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prefs.setBool('isLoggedIn', true);
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// Handle successful login
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ToastMessageUtil.showToast(
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message: 'Logged in as ${value['item']['email']}',
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toastType: ToastType.general);
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// nav to home
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Navigator.pushReplacementNamed(context, RouteNames.homeView);
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} else {
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print('Error got ');
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// Handle login failure with backend message if available
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final backendMessage = (value is Map)
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? (value['operationMessage'] ?? value['message'] ?? value['msg'])
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: null;
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final message = (backendMessage?.toString().trim().isNotEmpty == true)
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? backendMessage.toString()
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: "Failed!! Email or Password is incorrect";
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FlushBarMessageUtil.showFlushBar(
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context: context,
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message: message,
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flushBarType: FlushBarType.error,
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);
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}
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} catch (error, stackTrace) {
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print("Error -$error");
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print("st -$stackTrace");
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// Handle any other errors
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FlushBarMessageUtil.showFlushBar(
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context: context,
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message: error.toString(),
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flushBarType: FlushBarType.error,
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);
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} finally {
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setLoading(false);
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}
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}
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Future<void> signUp(BuildContext context, dynamic data) async {
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setLoading(true);
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final createUserData = {...data, 'account_id': accId};
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print("CreateUserData--$createUserData");
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_authRepo.createUserApi(createUserData).then((value) {
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print(value);
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ToastMessageUtil.showToast(
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message: "Account Created", toastType: ToastType.success);
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setLoading(false);
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Navigator.pushReplacementNamed(context, RouteNames.loginView);
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}).onError(
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(error, stackTrace) {
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print(error);
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print(stackTrace);
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FlushBarMessageUtil.showFlushBar(
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context: context,
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message: error.toString(),
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flushBarType: FlushBarType.error);
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setLoading(false);
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},
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);
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}
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// New method for combined registration flow (account + user)
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Future<void> signUpWithAccountCreation(
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BuildContext context, dynamic data) async {
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setLoading(true);
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try {
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// Step 1: Create account with just email and password
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final accountData = {
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"email": data["email"],
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};
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print("Creating account with data: $accountData");
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final accountResponse = await _authRepo.createAcApi(accountData);
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print("Account creation response: $accountResponse");
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// Extract account ID from response
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final accountId = accountResponse['account_id']?.toString();
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if (accountId == null) {
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throw Exception("Account ID not received from server");
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}
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// Step 2: Create user with account ID
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final createUserData = {...data, 'account_id': accountId};
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print("Creating user with data: $createUserData");
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final userResponse = await _authRepo.createUserApi(createUserData);
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print("User creation response: $userResponse");
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ToastMessageUtil.showToast(
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message: "Account Created Successfully",
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toastType: ToastType.success);
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// Navigate to login
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Navigator.pushReplacementNamed(context, RouteNames.loginView);
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} catch (error, stackTrace) {
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print("SignUp error: $error");
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print("Stack trace: $stackTrace");
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String errorMessage = "Registration failed. Please try again.";
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if (error.toString().contains('already exist')) {
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errorMessage = "Email already exists. Please use a different email.";
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} else if (error.toString().contains('account_id')) {
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errorMessage = "Account creation failed. Please try again.";
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}
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FlushBarMessageUtil.showFlushBar(
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context: context,
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message: errorMessage,
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flushBarType: FlushBarType.error);
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} finally {
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setLoading(false);
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}
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}
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Future<void> createAcc(BuildContext context, dynamic data) async {
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setLoading(true);
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_authRepo.createAcApi(data).then(
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(value) {
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print("Value--$value");
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accId = value['account_id'].toString();
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setLoading(false);
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ToastMessageUtil.showToast(
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message: "Success creating account", toastType: ToastType.success);
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// Navigator.pushNamed(context, RouteNames.signUp,arguments: uEmail);
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},
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).onError(
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(error, stackTrace) {
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print("error--$error");
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setLoading(false);
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ToastMessageUtil.showToast(
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message: "Error registering your account",
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toastType: ToastType.error);
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},
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);
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}
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Future<void> getOtp(BuildContext context, dynamic data) async {
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setLoading(true);
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try {
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final value = await _authRepo.getOtpApi(data);
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print(value);
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// Handle non-exception responses like { msg: "... already exist" }
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if (value is Map) {
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final map = Map<String, dynamic>.from(value);
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final message = (map['msg'] ?? map['message'] ?? '').toString();
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final operationStatus = (map['operationStatus'] ?? '').toString();
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final otpSent = (map['otp_sent'] == true) || (map['otpSent'] == true);
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// Block when backend says email already exists
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if (message.toLowerCase().contains('already exist')) {
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ToastMessageUtil.showToast(
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message: 'Email already exists',
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toastType: ToastType.error,
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);
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return; // do not navigate
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}
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// Consider success scenarios (handle variants like "Otp send successfully")
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final lowerMsg = message.toLowerCase();
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final messageLooksSuccess = lowerMsg.contains('otp sent') ||
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lowerMsg.contains('sent successfully') ||
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(lowerMsg.contains('otp') && lowerMsg.contains('success')) ||
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lowerMsg.contains('send successfully');
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if (operationStatus == 'SUCCESS' || otpSent || messageLooksSuccess) {
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ToastMessageUtil.showToast(
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message: message.isNotEmpty ? message : 'OTP sent successfully',
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toastType: ToastType.success,
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);
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// Start resend countdown when OTP is sent
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startTimer();
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Navigator.pushNamed(
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context,
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RouteNames.verifyOtpView,
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arguments: {'email': data['email']},
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);
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return;
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}
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// Fallback: show backend message if present
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if (message.isNotEmpty) {
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ToastMessageUtil.showToast(
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message: message,
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toastType: ToastType.error,
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);
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return;
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}
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}
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// Unknown response structure
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ToastMessageUtil.showToast(
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message: 'Failed to send OTP',
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toastType: ToastType.error,
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);
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} catch (error) {
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// Handle any other exceptions
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print("getOtp error: $error");
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final msg = error.toString();
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String uiMessage = 'Failed to send OTP';
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if (msg.contains('already exist') || msg.contains('already exists')) {
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uiMessage = 'Email already exists';
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} else if (msg.contains('invalid') || msg.contains('Invalid')) {
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uiMessage = 'Invalid email address';
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} else if (msg.contains('timeout')) {
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uiMessage = 'Request timed out. Please try again.';
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}
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ToastMessageUtil.showToast(
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message: uiMessage,
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toastType: ToastType.error,
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);
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} finally {
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setLoading(false);
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}
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}
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Future<void> resendOtp(BuildContext context, dynamic data) async {
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startTimer();
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await _authRepo.resendOtpApi(data).then((value) {
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print(value);
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ToastMessageUtil.showToast(
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message: "OTP resend successfully",
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toastType: ToastType.success,
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);
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}).onError(
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(error, stackTrace) {
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print(error);
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ToastMessageUtil.showToast(
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message: "Failed to resend OTP",
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toastType: ToastType.error,
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);
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},
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);
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}
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/// Returns null on success, or a human-readable error message on failure
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Future<String?> verifyOtp(BuildContext context, dynamic queryParams) async {
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print("Verifying otp");
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setLoading(true);
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try {
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final value = await _authRepo.verifyOtpApi(queryParams);
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print(value);
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// Backend returns 200 with EntityResponse("OTP Verified")
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// and 400 with EntityResponse("Wrong OTP") or MessageResponse("... not exist")
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if (value is Map) {
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final map = Map<String, dynamic>.from(value);
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final message = (map['msg'] ?? map['message'] ?? '').toString();
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final lower = message.toLowerCase();
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if (lower.contains('otp verified')) {
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ToastMessageUtil.showToast(
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message: 'OTP Verified',
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toastType: ToastType.success,
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);
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uEmail = queryParams['email'];
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cancelTimer();
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return null;
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}
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if (lower.contains('wrong otp')) {
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ToastMessageUtil.showToast(
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message: 'Wrong OTP',
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toastType: ToastType.error,
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);
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return 'Wrong OTP';
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}
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if (lower.contains('not exist')) {
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ToastMessageUtil.showToast(
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message: 'User not found',
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toastType: ToastType.error,
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);
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return 'User not found';
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}
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// Fallback: show message if present
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if (message.isNotEmpty) {
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ToastMessageUtil.showToast(
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message: message,
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toastType: ToastType.error,
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);
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return message;
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}
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}
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ToastMessageUtil.showToast(
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message: 'OTP verification failed',
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toastType: ToastType.error,
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);
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return 'OTP verification failed';
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} catch (error) {
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print(error);
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ToastMessageUtil.showToast(
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message: "OTP verification failed",
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toastType: ToastType.error,
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);
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return 'OTP verification failed';
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} finally {
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setLoading(false);
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}
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}
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void cancelTimer() {
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_timer?.cancel();
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}
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@override
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void dispose() {
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cancelTimer(); // Ensure the timer is cancelled
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super.dispose();
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}
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}
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