private async Task <EmailTemplate> GetTemplateOrFallbackToDefaultOrFailAsync(string codename, string culture)
{
var template = await _emailTemplateRepository.GetByCodenameAsync(codename, culture);
if (template.HasValue)
{
return(template.Value);
}
template = await _emailTemplateRepository.GetByCodenameAsync(codename, _sendGridSettings.DefaultCulture);
if (template.HasValue)
{
return(template.Value);
}
throw new ServiceException(OperationCodes.EmailTemplateNotFound,
$"Email template: '{codename}' has not been found.");
}