navidrome/persistence/db_storm/checksum_repository.go

54 lines
1.1 KiB
Go

package db_storm
import (
"github.com/asdine/storm"
"github.com/cloudsonic/sonic-server/domain"
"github.com/cloudsonic/sonic-server/log"
"github.com/cloudsonic/sonic-server/scanner"
)
var (
checkSumBucket = "_Checksums"
)
type checkSumRepository struct {
data map[string]string
}
func NewCheckSumRepository() scanner.CheckSumRepository {
r := &checkSumRepository{}
return r
}
func (r *checkSumRepository) loadData() error {
loadedData := make(map[string]string)
err := Db().Get(checkSumBucket, checkSumBucket, &loadedData)
if err == storm.ErrNotFound {
return domain.ErrNotFound
}
log.Debug("Loaded checksums", "total", len(loadedData))
r.data = loadedData
return err
}
func (r *checkSumRepository) Get(id string) (string, error) {
if r.data == nil {
err := r.loadData()
if err != nil {
return "", err
}
}
return r.data[id], nil
}
func (r *checkSumRepository) SetData(newSums map[string]string) error {
err := Db().Set(checkSumBucket, checkSumBucket, newSums)
if err != nil {
return err
}
r.data = newSums
return nil
}
var _ scanner.CheckSumRepository = (*checkSumRepository)(nil)