navidrome/scanner2/scan_context.go

47 lines
929 B
Go

package scanner2
import (
"context"
"fmt"
"sync"
"sync/atomic"
"time"
"github.com/navidrome/navidrome/model"
)
type scanContext struct {
lib model.Library
ds model.DataStore
startTime time.Time
lastUpdates map[string]time.Time
lock sync.RWMutex
fullRescan bool
numFolders atomic.Int64
}
func newScannerContext(ctx context.Context, ds model.DataStore, lib model.Library, fullRescan bool) (*scanContext, error) {
lastUpdates, err := ds.Folder(ctx).GetLastUpdates(lib)
if err != nil {
return nil, fmt.Errorf("error getting last updates: %w", err)
}
return &scanContext{
lib: lib,
ds: ds,
startTime: time.Now(),
lastUpdates: lastUpdates,
fullRescan: fullRescan,
}, nil
}
func (s *scanContext) getLastUpdatedInDB(id string) time.Time {
s.lock.RLock()
defer s.lock.RUnlock()
t, ok := s.lastUpdates[id]
if !ok {
return time.Time{}
}
return t
}