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bactdb/datastore/genera.go
2014-10-13 09:55:20 -08:00

47 lines
1 KiB
Go

package datastore
import (
"strings"
"github.com/thermokarst/bactdb/models"
)
func init() {
DB.AddTableWithName(models.Genus{}, "genera").SetKeys(true, "Id")
}
type generaStore struct {
*Datastore
}
func (s *generaStore) Get(id int64) (*models.Genus, error) {
var genus []*models.Genus
if err := s.dbh.Select(&genus, `SELECT * FROM genera WHERE id=$1;`, id); err != nil {
return nil, err
}
if len(genus) == 0 {
return nil, models.ErrGenusNotFound
}
return genus[0], nil
}
func (s *generaStore) Create(genus *models.Genus) (bool, error) {
if err := s.dbh.Insert(genus); err != nil {
if strings.Contains(err.Error(), `violates unique constraint "genus_idx"`) {
return false, err
}
}
return true, nil
}
func (s *generaStore) List(opt *models.GenusListOptions) ([]*models.Genus, error) {
if opt == nil {
opt = &models.GenusListOptions{}
}
var genera []*models.Genus
err := s.dbh.Select(&genera, `SELECT * FROM genera LIMIT $1 OFFSET $2;`, opt.PerPageOrDefault(), opt.Offset())
if err != nil {
return nil, err
}
return genera, nil
}