/// <summary>
/// Create listing command handler async.
/// </summary>
/// <param name="listingCommand">Create listing command.</param>
/// <param name="listingRepository">Listing repository.</param>
public async Task HandleCreateListingAsync(CreateListingCommand listingCommand)
{
listingCommand.NewListing = mapper.Map <Listing>(listingCommand);
await listingRepository.AddListingAsync(listingCommand.NewListing);
}
