feat: fase 2 - services externos (dte, transbank, email)

- New solution ServicesExternos.slnx with standalone API project - DteService + DteController (LibreDTE: emitir, generar PDF, consultar folio) - TransbankService + TransbankController (crear transacción, confirmar, voucher SP) - EmailService + EmailController (MailKit: send with HTML + attachments) - Models for DTE, Transbank, Email requests/responses - Dockerfile + appsettings.json with all service configs - HttpClient factory for Transbank and LibreDTE - Build: 0 errors
2026-07-08 10:33:21 -04:00
parent 202a59326b
commit c43dbcce8b
17 changed files with 580 additions and 7 deletions
@@ -0,0 +1,86 @@
+using System.Text;
+using Newtonsoft.Json;
+using ServicesExternos.API.Models;
+using Dapper;
+using Npgsql;
+
+namespace ServicesExternos.API.Services;
+
+public class TransbankService
+{
+    private readonly HttpClient _client;
+    private readonly string _apiKey;
+    private readonly string _commerceCode;
+    private readonly string _connectionString;
+    private readonly string _environment;
+
+    public TransbankService(HttpClient client, IConfiguration configuration)
+    {
+        _client = client;
+        _apiKey = configuration["Transbank:ApiKey"] ?? throw new Exception("Transbank:ApiKey required");
+        _commerceCode = configuration["Transbank:CommerceCode"] ?? throw new Exception("Transbank:CommerceCode required");
+        _connectionString = configuration.GetConnectionString("Default")!;
+        _environment = configuration["Transbank:Environment"] ?? "integration";
+
+        var baseUrl = _environment == "production"
+            ? "https://webpay3g.transbank.cl"
+            : "https://webpay3gint.transbank.cl";
+
+        _client.BaseAddress = new Uri(baseUrl);
+        _client.DefaultRequestHeaders.Add("Tbk-Api-Key-Id", _commerceCode);
+        _client.DefaultRequestHeaders.Add("Tbk-Api-Key-Secret", _apiKey);
+    }
+
+    public async Task<string> CrearTransaccionAsync(TransbankTransactionRequest request)
+    {
+        var payload = new
+        {
+            buy_order = request.BuyOrder,
+            session_id = request.SessionId,
+            amount = request.Amount,
+            return_url = request.ReturnUrl
+        };
+
+        var json = JsonConvert.SerializeObject(payload);
+        var content = new StringContent(json, Encoding.UTF8, "application/json");
+        var response = await _client.PostAsync("/rswebpaytransaction/api/webpay/v1.2/transactions", content);
+        return await response.Content.ReadAsStringAsync();
+    }
+
+    public async Task<string> ConfirmarTransaccionAsync(string tokenWs)
+    {
+        var response = await _client.PutAsync($"/rswebpaytransaction/api/webpay/v1.2/transactions/{tokenWs}", null);
+        return await response.Content.ReadAsStringAsync();
+    }
+
+    public async Task<string> GrabarVoucherAsync(string token, string accountingDate, string buyOrder,
+        string cardNumber, string authCode, string paymentType, string sharesNumber, int amount)
+    {
+        using var connection = new NpgsqlConnection(_connectionString);
+        await connection.ExecuteAsync(
+            "caja_tbk.GrabaVoucher",
+            new
+            {
+                token_id = token,
+                xaccountingDate = accountingDate,
+                xbuyOrder = buyOrder,
+                xcardDetailcardNumber = cardNumber,
+                xdetailOutputAuthorizationCode = authCode,
+                xdetailOutputPaymentTypeCode = paymentType,
+                xdetailOutputSharesNumber = sharesNumber,
+                xdetailOutputAmount = amount
+            },
+            commandType: System.Data.CommandType.StoredProcedure);
+        return "ok";
+    }
+
+    public async Task<string> BuscarTransaccionAsync(string token)
+    {
+        using var connection = new NpgsqlConnection(_connectionString);
+        var rows = await connection.QueryAsync(
+            "caja_tbk.BuscarInfoToken",
+            new { tokenid = token },
+            commandType: System.Data.CommandType.StoredProcedure);
+        return JsonConvert.SerializeObject(rows);
+    }
+}