/// <summary>
/// Configures services neededed to provide the user notifications API delivery channel.
/// </summary>
/// <param name="services">The service collection.</param>
/// <returns>The service collection, to enable chaining.</returns>
public static IServiceCollection AddTenantedUserNotificationsApiDeliveryChannel(
this IServiceCollection services)
{
services.AddApiDeliveryChannelOpenApiServices();
services.AddOpenApiHttpRequestHosting <SimpleOpenApiContext>(
hostConfig =>
{
hostConfig.Documents.RegisterOpenApiServiceWithEmbeddedDefinition(
typeof(GetNotificationsForUserService).Assembly,
"Marain.UserNotifications.OpenApi.ApiDeliveryChannelService.yaml");
hostConfig.Documents.AddSwaggerEndpoint();
hostConfig.Exceptions.Map <UserNotificationNotFoundException>(404);
});
services.AddUserNotificationsManagementClient(
sp =>
{
UserNotificationsManagementClientConfiguration managementClientConfiguration =
sp.GetRequiredService <IConfiguration>().GetSection("UserNotificationsManagementClient").Get <UserNotificationsManagementClientConfiguration>();
if (string.IsNullOrEmpty(managementClientConfiguration?.BaseUri))
{
throw new OpenApiServiceMismatchException("Could not find a configuration value for UserNotificationsManagementClient:BaseUrl");
}
return(managementClientConfiguration);
});
return(services);
}
/// <summary>
/// Adds the management client to the service collection.
/// </summary>
/// <param name="services">The service collection.</param>
/// <param name="configurationCallback">A callback to retrieve configuration for the client.</param>
/// <returns>The service collection, for chaining.</returns>
public static IServiceCollection AddUserNotificationsManagementClient(
this IServiceCollection services,
Func <IServiceProvider, UserNotificationsManagementClientConfiguration> configurationCallback)
{
services.AddHttpClient(nameof(UserNotificationsManagementClient))
.ConfigureHttpClient((sp, client) =>
{
UserNotificationsManagementClientConfiguration config = configurationCallback(sp);
client.BaseAddress = new Uri(config.BaseUri);
}).AddHttpMessageHandler(sp =>
{
IServiceIdentityTokenSource tokenSource = sp.GetRequiredService <IServiceIdentityTokenSource>();
UserNotificationsManagementClientConfiguration config = configurationCallback(sp);
return(new AddAuthenticationHeaderHandler(tokenSource, config.ResourceIdForMsiAuthentication));
});
services.AddSingleton <IUserNotificationsManagementClient>(sp =>
{
IHttpClientFactory httpClientFactory = sp.GetRequiredService <IHttpClientFactory>();
return(new UserNotificationsManagementClient(httpClientFactory.CreateClient(nameof(UserNotificationsManagementClient))));
});
return(services);
}
