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using System.Text.Json;
using Blog.Models;
using Microsoft.Extensions.Caching.Hybrid;
namespace Blog.Services;
public class BrpService(HybridCache cache, IHttpClientFactory httpClientFactory)
{
public async Task<BRPEntry[]> GetBrpEntriesAsync(CancellationToken cancellationToken = default)
{
return await cache.GetOrCreateAsync(
"brp",
async cancel =>
{
await using FileStream filestream = File.Open("Resources/test-data.json", FileMode.Open);
var entries = await JsonSerializer.DeserializeAsync<BRPEntry[]>(filestream, cancellationToken: cancel)
.ConfigureAwait(false);
return entries ?? [];
},
cancellationToken: cancellationToken)
.ConfigureAwait(false);
}
public async Task<JsonDocument> GetBrpEntryAsync(string bsn, CancellationToken cancellationToken = default)
{
return await cache.GetOrCreateAsync(
$"brp/{bsn}",
bsn,
async (state, cancel) => await FetchBrpEntryAsync(state, cancel),
cancellationToken: cancellationToken)
.ConfigureAwait(false);
}
private async Task<JsonDocument> FetchBrpEntryAsync(string bsn, CancellationToken cancellationToken)
{
var client = httpClientFactory.CreateClient("brp");
var response = await client.PostAsJsonAsync(
"https://brp.bes.is/haalcentraal/api/brp/personen",
new
{
type = "RaadpleegMetBurgerservicenummer",
burgerservicenummer = new[] { bsn },
fields = new[] {"aNummer","adressering","burgerservicenummer","datumEersteInschrijvingGBA","datumInschrijvingInGemeente","europeesKiesrecht","geboorte","gemeenteVanInschrijving","geslacht","gezag","immigratie","indicatieCurateleRegister","kinderen","leeftijd","naam","nationaliteiten","ouders","overlijden","partners","uitsluitingKiesrecht","verblijfplaats","verblijfstitel","verblijfplaatsBinnenland","adresseringBinnenland"},
},
cancellationToken)
.ConfigureAwait(false);
await using var stream = await response.Content.ReadAsStreamAsync(cancellationToken).ConfigureAwait(false);
return await JsonDocument.ParseAsync(stream, cancellationToken: cancellationToken).ConfigureAwait(false);
}
}
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