Le connecteur de normalisation fiscale intelligent en RDC.

using System.Net.Http.Headers;
using System.Net.Http.Json;
using System.Text.Json;
using System.Threading.Tasks;

namespace FiscalisIntegration.Services;

public class FiscalisApiService : IFiscalisApiService
{
    private readonly HttpClient _httpClient;

    // Injection de dépendance (idéal avec Prism)
    public FiscalisApiService(HttpClient httpClient)
    {
        _httpClient = httpClient;
        _httpClient.BaseAddress = new Uri("http://87.106.10.40/api/v1/");
    }

    public async Task<FiscalisResponse?> SubmitInvoiceAsync(InvoicePayload payload, string apiKey)
    {
        // 1. Configuration du Bearer Token
        _httpClient.DefaultRequestHeaders.Authorization = 
            new AuthenticationHeaderValue("Bearer", apiKey);

        // 2. Envoi de la requête POST
        var response = await _httpClient.PostAsJsonAsync("Invoice", payload);

        if (!response.IsSuccessStatusCode)
        {
            var errorContent = await response.Content.ReadAsStringAsync();
            throw new Exception($"Erreur API Fiscalis ({response.StatusCode}): {errorContent}");
        }

        // 3. Désérialisation de la réponse
        return await response.Content.ReadFromJsonAsync<FiscalisResponse>();
    }
}