49 lines
2.1 KiB
C#
49 lines
2.1 KiB
C#
using System.Net.Http.Headers;
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using System.Net.Http.Json;
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using System.Text.Json.Serialization;
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using Acl.Application;
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namespace Acl.Infrastructure;
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/// <summary>The only code that talks to OpenZaak's Zaken API (ADR-0001).</summary>
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public sealed class OpenZaakGateway(HttpClient http, OpenZaakOptions options) : IZaakGateway
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{
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public async Task<Uri> OpenZaakAsync(ZaakRequest request, CancellationToken ct = default)
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{
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ArgumentNullException.ThrowIfNull(request);
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using var message = new HttpRequestMessage(
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HttpMethod.Post, new Uri(options.BaseUrl, "/zaken/api/v1/zaken"))
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{
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Content = JsonContent.Create(new ZaakDto(
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request.Bronorganisatie,
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request.Zaaktype.ToString(),
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request.VerantwoordelijkeOrganisatie,
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request.Startdatum.ToString("yyyy-MM-dd"),
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request.Vertrouwelijkheidaanduiding)),
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};
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message.Headers.Authorization =
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new AuthenticationHeaderValue("Bearer", ZgwToken.Mint(options.ClientId, options.Secret));
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// ZRC is a geo API; it requires the CRS headers.
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message.Headers.Add("Accept-Crs", "EPSG:4326");
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message.Content.Headers.Add("Content-Crs", "EPSG:4326");
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using var response = await http.SendAsync(message, ct);
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response.EnsureSuccessStatusCode();
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var created = await response.Content.ReadFromJsonAsync<ZaakCreatedDto>(ct)
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?? throw new InvalidOperationException("OpenZaak returned an empty zaak response");
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return new Uri(created.Url);
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}
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private sealed record ZaakDto(
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[property: JsonPropertyName("bronorganisatie")] string Bronorganisatie,
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[property: JsonPropertyName("zaaktype")] string Zaaktype,
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[property: JsonPropertyName("verantwoordelijkeOrganisatie")] string VerantwoordelijkeOrganisatie,
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[property: JsonPropertyName("startdatum")] string Startdatum,
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[property: JsonPropertyName("vertrouwelijkheidaanduiding")] string Vertrouwelijkheidaanduiding);
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private sealed record ZaakCreatedDto(
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[property: JsonPropertyName("url")] string Url);
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}
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