public async Task <int> SendCompanyWideInviteEmailAsync()
{
User currentUser = await _authorizationManager.GetCurrentUserAsync();
currentUser.HasRoleOrFail(Role.SystemAdministrator);
IReadOnlyCollection <string> emails = await _userRepository.ActiveUsersEmailsAsync();
await _emailSender.SendCompanyWideInviteEmailAsync(emails, currentUser);
const int constantCountOfEmails = 1;
return(constantCountOfEmails);
}