public Task <List <Matter> > GetMattersForClient(Client client, string matterReference)
        {
            var dataSource = new MatterDataSource(_connectionString);

            return(Task.FromResult(dataSource.FindMatters(client.Id, matterReference)));
        }
        public Task <Matter> GetMatterByReferenceAsync(string reference)
        {
            var dataSource = new MatterDataSource(_connectionString);

            return(Task.FromResult(dataSource.FindByReference(reference).SingleOrDefault()));
        }