hamid
49 lines
2.3 KiB
C#
49 lines
2.3 KiB
C#
#nullable enable
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using System.Text.Json;
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using Baya.Application.Contracts.Common;
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namespace Baya.Infrastructure.CrossCutting.Seams.Real;
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/// <summary>
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/// Real <see cref="IBankAccountOwnershipVerifier"/> over the Finnotech استعلام شبا owner ↔ national-id inquiry
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/// (refinement-phase-8, 5.3 — the b13 first-payout money-mule gate). Selected by
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/// <c>Seams:BankOwnership:Provider = finnotech</c>. Resolves the IBAN's registered owner and matches it against
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/// the nurse's national id; persists the vendor track id.
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/// </summary>
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public sealed class FinnotechBankAccountOwnershipVerifier(FinnotechClient client) : IBankAccountOwnershipVerifier
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{
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public async Task<OwnershipInquiryResult> VerifyOwnershipAsync(string iban, string? nurseNationalId, CancellationToken cancellationToken = default)
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{
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var trackId = FinnotechClient.NewTrackId();
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var vendorRef = $"FINNOTECH-SHEBA-{trackId}";
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var path = $"oak/v2/clients/{client.ClientId}/ibanToNid" +
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$"?iban={Uri.EscapeDataString(Normalize(iban))}&trackId={trackId}";
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var (document, _) = await client.GetAsync(path, cancellationToken);
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using var _doc = document;
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var root = document.RootElement;
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string ownerName = string.Empty;
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string? ownerNid = null;
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if (root.TryGetProperty("result", out var result))
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{
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if (result.TryGetProperty("name", out var name) && name.ValueKind == JsonValueKind.String)
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ownerName = name.GetString() ?? string.Empty;
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if (result.TryGetProperty("nationalCode", out var nid) && nid.ValueKind == JsonValueKind.String)
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ownerNid = nid.GetString();
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}
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// Ownership matches when the account's registered national code equals the nurse's. If the vendor did not
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// return a national code we cannot assert a match — fail closed (matched = false), since this is the gate.
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var matched = !string.IsNullOrEmpty(ownerNid)
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&& !string.IsNullOrEmpty(nurseNationalId)
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&& string.Equals(ownerNid, nurseNationalId, StringComparison.Ordinal);
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return new OwnershipInquiryResult(matched, ownerName, vendorRef);
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}
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private static string Normalize(string iban)
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=> string.IsNullOrEmpty(iban) ? string.Empty : iban.Replace(" ", string.Empty).ToUpperInvariant();
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}
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