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