Exemple #1
0
        private static void buildConfigureCommandMethodForStreamState(EventGraph graph,
                                                                      GeneratedType streamQueryHandlerType)
        {
            var sql =
                $"select id, version, type, timestamp, created as timestamp, is_archived from {graph.DatabaseSchemaName}.mt_streams where id = ?";

            if (graph.TenancyStyle == TenancyStyle.Conjoined)
            {
                streamQueryHandlerType.AllInjectedFields.Add(new InjectedField(typeof(string), "tenantId"));
                sql += $" and {TenantIdColumn.Name} = ?";
            }

            var setter = streamQueryHandlerType.AddStringConstant("SQL", sql);

            var configureCommand = streamQueryHandlerType.MethodFor("ConfigureCommand");

            configureCommand.Frames.Call <CommandBuilder>(x => x.AppendWithParameters(""), call =>
            {
                call.Arguments[0] = setter;
                call.ReturnAction = ReturnAction.Initialize;
            });

            var idDbType = graph.StreamIdentity == StreamIdentity.AsGuid ? DbType.Guid : DbType.String;

            configureCommand.Frames.Code("{0}[0].Value = _streamId;", Use.Type <NpgsqlParameter[]>());
            configureCommand.Frames.Code("{0}[0].DbType = {1};", Use.Type <NpgsqlParameter[]>(), idDbType);

            if (graph.TenancyStyle == TenancyStyle.Conjoined)
            {
                configureCommand.Frames.Code("{0}[1].Value = _tenantId;", Use.Type <NpgsqlParameter[]>());
                configureCommand.Frames.Code("{0}[1].DbType = {1};", Use.Type <NpgsqlParameter[]>(), DbType.String);
            }
        }