/// <summary>
/// Gets a resource URI.
/// </summary>
/// <param name="context">The ACME context.</param>
/// <param name="getter">The getter to retrieve resource URI from <see cref="Directory"/>.</param>
/// <param name="optional">if set to <c>true</c>, the resource is optional.</param>
/// <returns>The resource URI, or <c>null</c> if not found</returns>
/// <exception cref="NotSupportedException">If the ACME operation not supported.</exception>
internal static async Task <Uri> GetResourceUri(this IAcmeContext context, Func <Directory, Uri> getter, bool optional = false)
{
var dir = await context.GetDirectory();
var uri = getter(dir);
if (!optional && uri == null)
{
throw new NotSupportedException("ACME operation not supported.");
}
return(uri);
}
/// <summary>
/// Gets the terms of service link from the ACME server.
/// </summary>
/// <param name="context">The ACME context.</param>
/// <returns>The terms of service link.</returns>
public static async Task <Uri> TermsOfService(this IAcmeContext context)
{
var dir = await context.GetDirectory();
return(dir.Meta?.TermsOfService);
}
