// GetRaw runs the provided postgres query and args against this sqlquery's db.
func (q SqlQuery) GetRaw(ctx context.Context, query string, args []interface{}, dest interface{}) error {
db := sqlx.NewDb(q.DB, "postgres")
log.WithField(ctx, "sql", query).Info("query sql")
log.WithField(ctx, "args", args).Debug("query args")
return db.Get(dest, query, args...)
}
func (q SqlQuery) Select(ctx context.Context, sql sq.SelectBuilder, dest interface{}) error {
db := sqlx.NewDb(q.DB, "postgres")
sql = sql.PlaceholderFormat(sq.Dollar)
query, args, err := sql.ToSql()
if err != nil {
return err
}
log.WithField(ctx, "sql", query).Info("Executing query")
return db.Select(dest, query, args...)
}
// run is the workhorse of the stream pump system. It facilitates the triggering
// of open streams by closing a new channel every time the input pump sends.
func run() {
for {
select {
case at, more := <-pump:
log.WithField(ctx, "time", at).Debug("sse pump")
prev := nextTick
nextTick = make(chan struct{})
// trigger all listeners by closing the nextTick channel
close(prev)
if !more {
return
}
case <-ctx.Done():
pump = nil
return
}
}
}