87 lines
1.7 KiB
Go
87 lines
1.7 KiB
Go
package datastore
|
|
|
|
import (
|
|
"time"
|
|
|
|
"github.com/thermokarst/bactdb/models"
|
|
)
|
|
|
|
func init() {
|
|
DB.AddTableWithName(models.Strain{}, "strains").SetKeys(true, "Id")
|
|
}
|
|
|
|
type strainsStore struct {
|
|
*Datastore
|
|
}
|
|
|
|
func (s *strainsStore) Get(id int64) (*models.Strain, error) {
|
|
var strain []*models.Strain
|
|
if err := s.dbh.Select(&strain, `SELECT * FROM strains WHERE id=$1;`, id); err != nil {
|
|
return nil, err
|
|
}
|
|
if len(strain) == 0 {
|
|
return nil, models.ErrStrainNotFound
|
|
}
|
|
return strain[0], nil
|
|
}
|
|
|
|
func (s *strainsStore) Create(strain *models.Strain) (bool, error) {
|
|
currentTime := time.Now()
|
|
strain.CreatedAt = currentTime
|
|
strain.UpdatedAt = currentTime
|
|
if err := s.dbh.Insert(strain); err != nil {
|
|
return false, err
|
|
}
|
|
return true, nil
|
|
}
|
|
|
|
func (s *strainsStore) List(opt *models.StrainListOptions) ([]*models.Strain, error) {
|
|
if opt == nil {
|
|
opt = &models.StrainListOptions{}
|
|
}
|
|
var strains []*models.Strain
|
|
err := s.dbh.Select(&strains, `SELECT * FROM strains LIMIT $1 OFFSET $2;`, opt.PerPageOrDefault(), opt.Offset())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return strains, nil
|
|
}
|
|
|
|
func (s *strainsStore) Update(id int64, strain *models.Strain) (bool, error) {
|
|
_, err := s.Get(id)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
if id != strain.Id {
|
|
return false, models.ErrStrainNotFound
|
|
}
|
|
|
|
strain.UpdatedAt = time.Now()
|
|
changed, err := s.dbh.Update(strain)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
if changed == 0 {
|
|
return false, ErrNoRowsUpdated
|
|
}
|
|
|
|
return true, nil
|
|
}
|
|
|
|
func (s *strainsStore) Delete(id int64) (bool, error) {
|
|
strain, err := s.Get(id)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
deleted, err := s.dbh.Delete(strain)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if deleted == 0 {
|
|
return false, ErrNoRowsDeleted
|
|
}
|
|
return true, nil
|
|
}
|