feat: Implement Bank Mellat and Daya payment gateway services with initiation, verification, and payout processing
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masoodafar-web
@@ -0,0 +1,318 @@
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using CMSMicroservice.Application.Common.Interfaces;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.Logging;
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using System.Net.Http;
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using System.Net.Http.Json;
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using System.Text.Json;
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namespace CMSMicroservice.Infrastructure.Services.Payment;
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/// <summary>
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/// Real Implementation برای درگاه پرداخت دایا
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/// برای فعالسازی: باید URL و API Key را در appsettings.json تنظیم کنید
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/// </summary>
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public class DayaPaymentService : IPaymentGatewayService
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{
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private readonly HttpClient _httpClient;
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private readonly IConfiguration _configuration;
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private readonly ILogger<DayaPaymentService> _logger;
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private readonly string _apiKey;
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private readonly string _baseUrl;
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public DayaPaymentService(
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HttpClient httpClient,
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IConfiguration configuration,
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ILogger<DayaPaymentService> logger)
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{
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_httpClient = httpClient;
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_configuration = configuration;
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_logger = logger;
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// خواندن تنظیمات از appsettings.json
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_baseUrl = _configuration["DayaPayment:BaseUrl"] ?? "https://api.daya.ir";
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_apiKey = _configuration["DayaPayment:ApiKey"] ?? throw new InvalidOperationException(
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"DayaPayment:ApiKey is not configured in appsettings.json");
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_httpClient.BaseAddress = new Uri(_baseUrl);
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_httpClient.DefaultRequestHeaders.Add("Authorization", $"Bearer {_apiKey}");
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_httpClient.Timeout = TimeSpan.FromSeconds(30);
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}
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public async Task<PaymentInitiateResult> InitiatePaymentAsync(
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PaymentRequest request,
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CancellationToken cancellationToken = default)
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{
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try
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{
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_logger.LogInformation(
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"Initiating Daya payment: UserId={UserId}, Amount={Amount}",
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request.UserId, request.Amount);
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// ساختار Request برای API دایا
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var apiRequest = new
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{
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amount = request.Amount,
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mobile = request.Mobile,
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description = request.Description,
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callback_url = request.CallbackUrl,
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user_id = request.UserId
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};
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var response = await _httpClient.PostAsJsonAsync(
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"/api/v1/payment/initiate",
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apiRequest,
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cancellationToken);
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if (!response.IsSuccessStatusCode)
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{
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var errorContent = await response.Content.ReadAsStringAsync(cancellationToken);
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_logger.LogError(
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"Daya API error: StatusCode={StatusCode}, Error={Error}",
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response.StatusCode, errorContent);
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return new PaymentInitiateResult
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{
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IsSuccess = false,
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ErrorMessage = $"خطا در ارتباط با درگاه: {response.StatusCode}"
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};
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}
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var result = await response.Content.ReadFromJsonAsync<DayaInitiateResponse>(cancellationToken);
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if (result == null || string.IsNullOrEmpty(result.RefId))
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{
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_logger.LogError("Invalid response from Daya API");
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return new PaymentInitiateResult
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{
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IsSuccess = false,
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ErrorMessage = "پاسخ نامعتبر از درگاه"
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};
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}
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_logger.LogInformation(
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"Daya payment initiated successfully: RefId={RefId}",
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result.RefId);
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return new PaymentInitiateResult
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{
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IsSuccess = true,
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RefId = result.RefId,
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GatewayUrl = result.GatewayUrl,
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ErrorMessage = null
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};
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}
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catch (HttpRequestException ex)
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{
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_logger.LogError(ex, "Network error while calling Daya API");
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return new PaymentInitiateResult
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{
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IsSuccess = false,
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ErrorMessage = "خطا در ارتباط با سرور درگاه"
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};
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Unexpected error in InitiatePaymentAsync");
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return new PaymentInitiateResult
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{
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IsSuccess = false,
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ErrorMessage = "خطای غیرمنتظره"
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};
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}
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}
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public async Task<PaymentVerificationResult> VerifyPaymentAsync(
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string refId,
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string verificationToken,
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CancellationToken cancellationToken = default)
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{
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try
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{
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_logger.LogInformation("Verifying Daya payment: RefId={RefId}", refId);
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var apiRequest = new
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{
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ref_id = refId,
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token = verificationToken
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};
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var response = await _httpClient.PostAsJsonAsync(
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"/api/v1/payment/verify",
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apiRequest,
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cancellationToken);
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if (!response.IsSuccessStatusCode)
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{
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var errorContent = await response.Content.ReadAsStringAsync(cancellationToken);
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_logger.LogError(
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"Daya verification error: StatusCode={StatusCode}, Error={Error}",
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response.StatusCode, errorContent);
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return new PaymentVerificationResult
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{
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IsSuccess = false,
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RefId = refId,
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Message = $"خطا در تأیید پرداخت: {response.StatusCode}"
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};
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}
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var result = await response.Content.ReadFromJsonAsync<DayaVerifyResponse>(cancellationToken);
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if (result == null)
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{
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return new PaymentVerificationResult
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{
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IsSuccess = false,
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RefId = refId,
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Message = "پاسخ نامعتبر از درگاه"
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};
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}
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_logger.LogInformation(
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"Daya payment verified: RefId={RefId}, IsSuccess={IsSuccess}, TrackingCode={TrackingCode}",
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refId, result.IsSuccess, result.TrackingCode);
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return new PaymentVerificationResult
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{
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IsSuccess = result.IsSuccess,
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RefId = refId,
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TrackingCode = result.TrackingCode,
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Amount = result.Amount,
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Message = result.Message
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};
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error in VerifyPaymentAsync");
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return new PaymentVerificationResult
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{
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IsSuccess = false,
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RefId = refId,
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Message = "خطا در تأیید پرداخت"
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};
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}
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}
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public async Task<PayoutResult> ProcessPayoutAsync(
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PayoutRequest request,
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CancellationToken cancellationToken = default)
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{
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try
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{
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_logger.LogInformation(
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"Processing Daya payout: UserId={UserId}, Amount={Amount}, IBAN={Iban}",
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request.UserId, request.Amount, request.Iban);
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// Validation
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if (!request.Iban.StartsWith("IR") || request.Iban.Length != 26)
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{
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_logger.LogWarning("Invalid IBAN format: {Iban}", request.Iban);
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return new PayoutResult
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{
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IsSuccess = false,
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Message = "فرمت شماره شبا نامعتبر است",
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ProcessedAt = DateTime.UtcNow
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};
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}
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if (request.Amount < 10_000)
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{
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_logger.LogWarning("Amount too low: {Amount}", request.Amount);
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return new PayoutResult
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{
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IsSuccess = false,
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Message = "حداقل مبلغ برداشت 10,000 تومان است",
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ProcessedAt = DateTime.UtcNow
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};
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}
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var apiRequest = new
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{
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amount = request.Amount,
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iban = request.Iban,
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account_holder_name = request.AccountHolderName,
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description = request.Description,
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internal_ref_id = request.InternalRefId,
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user_id = request.UserId
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};
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var response = await _httpClient.PostAsJsonAsync(
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"/api/v1/payout/process",
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apiRequest,
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cancellationToken);
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if (!response.IsSuccessStatusCode)
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{
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var errorContent = await response.Content.ReadAsStringAsync(cancellationToken);
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_logger.LogError(
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"Daya payout error: StatusCode={StatusCode}, Error={Error}",
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response.StatusCode, errorContent);
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return new PayoutResult
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{
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IsSuccess = false,
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Message = $"خطا در واریز: {response.StatusCode}",
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ProcessedAt = DateTime.UtcNow
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};
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}
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var result = await response.Content.ReadFromJsonAsync<DayaPayoutResponse>(cancellationToken);
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if (result == null)
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{
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return new PayoutResult
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{
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IsSuccess = false,
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Message = "پاسخ نامعتبر از درگاه",
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ProcessedAt = DateTime.UtcNow
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};
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}
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_logger.LogInformation(
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"Daya payout processed: IsSuccess={IsSuccess}, BankRefId={BankRefId}",
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result.IsSuccess, result.BankRefId);
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return new PayoutResult
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{
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IsSuccess = result.IsSuccess,
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BankRefId = result.BankRefId,
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TrackingCode = result.TrackingCode,
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Message = result.Message,
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ProcessedAt = DateTime.UtcNow
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};
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error in ProcessPayoutAsync");
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return new PayoutResult
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{
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IsSuccess = false,
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Message = "خطا در پردازش واریز",
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ProcessedAt = DateTime.UtcNow
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};
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}
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}
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// DTO classes for Daya API
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private class DayaInitiateResponse
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{
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public string RefId { get; set; } = string.Empty;
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public string GatewayUrl { get; set; } = string.Empty;
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}
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private class DayaVerifyResponse
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{
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public bool IsSuccess { get; set; }
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public string TrackingCode { get; set; } = string.Empty;
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public decimal Amount { get; set; }
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public string Message { get; set; } = string.Empty;
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}
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private class DayaPayoutResponse
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{
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public bool IsSuccess { get; set; }
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public string BankRefId { get; set; } = string.Empty;
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public string TrackingCode { get; set; } = string.Empty;
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public string Message { get; set; } = string.Empty;
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}
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}
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