25-7-26-1
This commit is contained in:
Hamza-Ayed
487
lib/controller/payment/paymob/paymob_response.dart
Normal file
487
lib/controller/payment/paymob/paymob_response.dart
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@@ -0,0 +1,487 @@
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import 'dart:convert';
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import 'package:Intaleq/constant/box_name.dart';
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import 'package:Intaleq/constant/links.dart';
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import 'package:Intaleq/controller/functions/crud.dart';
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import 'package:Intaleq/main.dart';
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import 'package:dio/dio.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:webview_flutter/webview_flutter.dart';
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import 'package:http/http.dart' as http;
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import '../../../print.dart';
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import '../../functions/encrypt_decrypt.dart';
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class PaymobResponse {
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bool success;
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String? transactionID;
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String? responseCode;
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String? message;
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PaymobResponse({
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this.transactionID,
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required this.success,
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this.responseCode,
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this.message,
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});
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factory PaymobResponse.fromJson(Map<String, dynamic> json) {
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return PaymobResponse(
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success: json['success'] == 'true',
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transactionID: json['id'],
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message: json['message'],
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responseCode: json['txn_response_code'],
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);
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}
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}
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class PaymobPayment {
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static PaymobPayment instance = PaymobPayment();
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bool _isInitialized = false;
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final Dio _dio = Dio();
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final _baseURL = 'https://accept.paymob.com/api/';
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late String _apiKey;
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late int _integrationID;
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late int _iFrameID;
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late String _iFrameURL;
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late int _userTokenExpiration;
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/// Initializing PaymobPayment instance.
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Future<bool> initialize({
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/// It is a unique identifier for the merchant which used to authenticate your requests calling any of Accept's API.
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/// from dashboard Select Settings -> Account Info -> API Key
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required String apiKey,
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/// from dashboard Select Developers -> Payment Integrations -> Online Card ID
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required int integrationID,
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/// from paymob Select Developers -> iframes
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required int iFrameID,
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/// The expiration time of this payment token in seconds. (The maximum is 3600 seconds which is an hour)
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int userTokenExpiration = 300,
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}) async {
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if (_isInitialized) {
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return true;
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}
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_dio.options.baseUrl = _baseURL;
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_dio.options.validateStatus = (status) => true;
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_apiKey = apiKey;
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_integrationID = integrationID;
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_iFrameID = iFrameID;
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_iFrameURL =
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'https://accept.paymobsolutions.com/api/acceptance/iframes/$_iFrameID?payment_token=';
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_isInitialized = true;
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_userTokenExpiration = userTokenExpiration;
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return _isInitialized;
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}
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/// Get authentication token, which is valid for one hour from the creation time.
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Future<String> _getAuthToken() async {
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try {
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final response = await _dio.post(
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'auth/tokens',
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data: {
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'api_key': _apiKey,
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},
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);
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return response.data['token'];
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} catch (e) {
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rethrow;
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}
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}
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/// At this step, you will register an order to Accept's database, so that you can pay for it later using a transaction
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Future<int> _addOrder({
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required String authToken,
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required String currency,
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required String amount,
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required List items,
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}) async {
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try {
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final response = await _dio.post(
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'ecommerce/orders',
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data: {
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"auth_token": authToken,
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"delivery_needed": "false",
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"amount_cents": amount,
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"currency": currency,
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"items": items,
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},
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);
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return response.data['id'];
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} catch (e) {
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rethrow;
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}
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}
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/// At this step, you will obtain a payment_key token. This key will be used to authenticate your payment request. It will be also used for verifying your transaction request metadata.
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Future<String> _getPurchaseToken({
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required String authToken,
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required String currency,
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required int orderID,
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required String amount,
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required PaymobBillingData billingData,
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}) async {
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final response = await _dio.post(
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'acceptance/payment_keys',
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data: {
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"auth_token": authToken,
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"amount_cents": amount,
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"expiration": _userTokenExpiration,
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"order_id": orderID,
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"billing_data": billingData,
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"currency": currency,
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"integration_id": _integrationID,
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"lock_order_when_paid": "false"
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},
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);
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final message = response.data['message'];
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if (message != null) {
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throw Exception(message);
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}
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return response.data['token'];
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}
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/// Proceed to pay with only calling this function.
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/// Opens a WebView at Paymob redirectedURL to accept user payment info.
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Future<PaymobResponse?> pay(
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{
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/// BuildContext for navigation to WebView
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required BuildContext context,
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/// Which Currency you would pay in.
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required String currency,
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/// Payment amount in cents EX: 20000 is an 200 EGP
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required String amountInCents,
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/// Optional Callback if you can use return result of pay function or use this callback
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void Function(PaymobResponse response)? onPayment,
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/// list of json objects contains the contents of the purchase.
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List? items,
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/// The billing data related to the customer related to this payment.
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PaymobBillingData? billingData}) async {
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if (!_isInitialized) {
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throw Exception(
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'PaymobPayment is not initialized call:`PaymobPayment.instance.initialize`');
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}
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final authToken = await _getAuthToken();
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final orderID = await _addOrder(
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authToken: authToken,
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currency: currency,
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amount: amountInCents,
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items: items ?? [],
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);
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final purchaseToken = await _getPurchaseToken(
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authToken: authToken,
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currency: currency,
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orderID: orderID,
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amount: amountInCents,
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billingData: billingData ?? PaymobBillingData(),
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);
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if (context.mounted) {
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final response = await PaymobIFrame.show(
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context: context,
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redirectURL: _iFrameURL + purchaseToken,
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onPayment: onPayment,
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);
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return response;
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}
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return null;
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} //51624
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}
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class PaymobBillingData {
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String? email;
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String? firstName;
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String? lastName;
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String? phoneNumber;
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String? apartment;
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String? floor;
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String? street;
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String? building;
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String? postalCode;
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String? city;
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String? state;
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String? country;
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String? shippingMethod;
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PaymobBillingData({
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this.email,
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this.firstName,
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this.lastName,
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this.phoneNumber,
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this.apartment,
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this.floor,
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this.street,
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this.building,
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this.postalCode,
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this.city,
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this.state,
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this.country,
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this.shippingMethod,
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});
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Map<String, dynamic> toJson() {
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return {
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"email": box.read(BoxName.email) ?? box.read(BoxName.emailDriver),
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"first_name":
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(box.read(BoxName.name).toString().split(' ')[0]).toString(),
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"last_name": (box.read(BoxName.name).toString().split(' ')[1]).toString(),
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"phone_number": (box.read(BoxName.phone)),
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"apartment": apartment ?? "NA",
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"floor": floor ?? "NA",
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"building": building ?? "NA",
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"street": street ?? "NA",
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"postal_code": postalCode ?? "NA",
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"city": city ?? "NA",
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"state": state ?? "NA",
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"country": country ?? "NA",
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"shipping_method": box.read(BoxName.passengerID) ?? "NA",
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};
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}
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}
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class PaymobIFrame extends StatefulWidget {
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const PaymobIFrame({
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Key? key,
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required this.redirectURL,
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this.onPayment,
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}) : super(key: key);
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final String redirectURL;
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final void Function(PaymobResponse)? onPayment;
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static Future<PaymobResponse?> show({
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required BuildContext context,
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required String redirectURL,
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void Function(PaymobResponse)? onPayment,
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}) =>
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Navigator.of(context).push(
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MaterialPageRoute(
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builder: (context) {
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return PaymobIFrame(
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onPayment: onPayment,
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redirectURL: redirectURL,
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);
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},
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),
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);
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@override
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State<PaymobIFrame> createState() => _PaymobIFrameState();
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}
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class _PaymobIFrameState extends State<PaymobIFrame> {
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WebViewController? controller;
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@override
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void initState() {
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controller = WebViewController()
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..setJavaScriptMode(JavaScriptMode.unrestricted)
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..setNavigationDelegate(
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NavigationDelegate(
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onNavigationRequest: (NavigationRequest request) {
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if (request.url.contains('txn_response_code') &&
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request.url.contains('success') &&
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request.url.contains('id')) {
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final params = _getParamFromURL(request.url);
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final response = PaymobResponse.fromJson(params);
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if (widget.onPayment != null) {
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widget.onPayment!(response);
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}
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Navigator.pop(context, response);
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return NavigationDecision.prevent;
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}
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return NavigationDecision.navigate;
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},
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),
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)
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..loadRequest(Uri.parse(widget.redirectURL));
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: controller == null
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? const Center(
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child: CircularProgressIndicator.adaptive(),
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)
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: SafeArea(
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child: WebViewWidget(
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controller: controller!,
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),
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),
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);
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}
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Map<String, dynamic> _getParamFromURL(String url) {
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final uri = Uri.parse(url);
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Map<String, dynamic> data = {};
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uri.queryParameters.forEach((key, value) {
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data[key] = value;
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});
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return data;
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}
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}
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class PaymentScreen extends StatefulWidget {
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final String iframeUrl;
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const PaymentScreen({required this.iframeUrl, Key? key}) : super(key: key);
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@override
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State<PaymentScreen> createState() => _PaymentScreenState();
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}
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class _PaymentScreenState extends State<PaymentScreen> {
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late final WebViewController _controller;
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@override
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void initState() {
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super.initState();
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_controller = WebViewController()
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..setJavaScriptMode(JavaScriptMode.unrestricted)
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..setNavigationDelegate(NavigationDelegate(
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onPageFinished: (url) {
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Log.print('url onPageFinished : ${url}');
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if (url.contains("success")) {
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_fetchPaymentStatus(); // ✅ استدعاء الويب هوك بعد نجاح الدفع
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} else if (url.contains("failed")) {
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showCustomDialog(
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title: "Error".tr,
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message: 'Payment Failed'.tr, // يتم جلب رسالة الخطأ من الخادم
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isSuccess: false,
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);
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}
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},
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))
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..loadRequest(Uri.parse(widget.iframeUrl));
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}
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// ✅ استدعاء الويب هوك بعد انتهاء الدفع
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Future<void> _fetchPaymentStatus() async {
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final String userId = (box.read(BoxName.phoneWallet)); // ضع user_id الحقيقي
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final String apiUrl = AppLink.paymetVerifyPassenger;
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try {
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final response = await CRUD().getWallet(link: apiUrl, payload: {
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'user_id': userId,
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'passengerId': box.read(BoxName.passengerID),
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'paymentMethod': 'visa-in',
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});
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if (response != 'failure' && response != 'token_expired') {
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try {
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final jsonData = jsonDecode(response);
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if (jsonData['status'] == 'success') {
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// تأكد أن 'message' هو String وليس Map
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// final message = jsonData['message'];
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showCustomDialog(
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title: "Payment Status",
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message: jsonData['message'], // يتم جلب الرسالة من الخادم
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isSuccess: true,
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);
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} else {
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showCustomDialog(
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title: "Error",
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message: jsonData['message'], // يتم جلب رسالة الخطأ من الخادم
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isSuccess: false,
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);
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}
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} catch (e) {
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showCustomDialog(
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title: "Error",
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message: response, // يتم جلب رسالة الخطأ من الخادم
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isSuccess: false,
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);
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}
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} else {
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showCustomDialog(
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title: "Error".tr,
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message: response, // يتم جلب رسالة الخطأ من الخادم
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isSuccess: false,
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);
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}
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} catch (e) {
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showCustomDialog(
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title: "Error".tr,
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message: 'Server error'.tr, // يتم جلب رسالة الخطأ من الخادم
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isSuccess: false,
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);
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}
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}
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void showCustomDialog({
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required String title,
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required String message,
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required bool isSuccess,
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}) {
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showDialog(
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barrierDismissible: false,
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context: Get.context!,
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builder: (BuildContext context) {
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return AlertDialog(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12.0),
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),
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title: Row(
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children: [
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Icon(
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isSuccess ? Icons.check_circle : Icons.error,
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color: isSuccess ? Colors.green : Colors.red,
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),
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const SizedBox(width: 8),
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Text(
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title,
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style: TextStyle(
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color: isSuccess ? Colors.green : Colors.red,
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fontWeight: FontWeight.bold,
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),
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),
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],
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),
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content: Text(
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message,
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style: const TextStyle(fontSize: 16),
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),
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actions: [
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TextButton(
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onPressed: () {
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Navigator.pop(context);
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Navigator.pop(context);
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},
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style: TextButton.styleFrom(
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backgroundColor: isSuccess ? Colors.green : Colors.red,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8.0),
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),
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),
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child: Text(
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"OK",
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style: const TextStyle(color: Colors.white),
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),
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),
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],
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);
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},
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: const Text('إتمام الدفع')),
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body: WebViewWidget(controller: _controller),
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);
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}
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}
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