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Using PersistentIDs instead of "Database" IDs

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This commit is contained in:
Deluan
2016-03-23 11:43:20 -04:00
parent 638f328330
commit 0e1618a6ac
3 changed files with 14 additions and 8 deletions
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scanner/itunes_scanner.go
+9 -7
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@@ -25,6 +25,7 @@ type ItunesScanner struct {
artists map[string]*domain.Artist
playlists map[string]*domain.Playlist
pplaylists map[string]plsRelation
pmediaFiles map[int]*domain.MediaFile
lastModifiedSince time.Time
checksumRepo CheckSumRepository
newSums map[string]string
@@ -61,6 +62,7 @@ func (s *ItunesScanner) ScanLibrary(lastModifiedSince time.Time, path string) (i
s.artists = make(map[string]*domain.Artist)
s.playlists = make(map[string]*domain.Playlist)
s.pplaylists = make(map[string]plsRelation)
s.pmediaFiles = make(map[int]*domain.MediaFile)
s.newSums = make(map[string]string)
i := 0
@@ -144,14 +146,13 @@ func (s *ItunesScanner) skipPlaylist(p *itl.Playlist, ignFolders bool, ignPatter
func (s *ItunesScanner) collectPlaylists(p *itl.Playlist, fullPath string) {
pl := &domain.Playlist{}
pl.Id = strconv.Itoa(p.PlaylistID)
pl.Id = p.PlaylistPersistentID
pl.Name = unescape(p.Name)
pl.FullPath = fullPath
pl.Tracks = make([]string, 0, len(p.PlaylistItems))
for _, item := range p.PlaylistItems {
id := strconv.Itoa(item.TrackID)
if mf, found := s.mediaFiles[id]; found {
pl.Tracks = append(pl.Tracks, id)
if mf, found := s.pmediaFiles[item.TrackID]; found {
pl.Tracks = append(pl.Tracks, mf.Id)
pl.Duration += mf.Duration
}
}
@@ -186,7 +187,7 @@ func (s *ItunesScanner) lastChangedDate(t *itl.Track) time.Time {
}
func (s *ItunesScanner) hasChanged(t *itl.Track) bool {
id := strconv.Itoa(t.TrackID)
id := t.PersistentID
oldSum, _ := s.checksumRepo.Get(id)
newSum := s.newSums[id]
return oldSum != newSum
@@ -194,7 +195,7 @@ func (s *ItunesScanner) hasChanged(t *itl.Track) bool {
// Calc sum of stats fields (whose changes are not reflected in DataModified)
func (s *ItunesScanner) calcCheckSum(t *itl.Track) string {
id := strconv.Itoa(t.TrackID)
id := t.PersistentID
data := fmt.Sprint(t.DateModified, t.PlayCount, t.PlayDate, t.ArtworkCount, t.Loved, t.AlbumLoved,
t.Rating, t.AlbumRating, t.SkipCount, t.SkipDate)
sum := fmt.Sprintf("%x", md5.Sum([]byte(data)))
@@ -204,7 +205,7 @@ func (s *ItunesScanner) calcCheckSum(t *itl.Track) string {
func (s *ItunesScanner) collectMediaFiles(t *itl.Track) *domain.MediaFile {
mf := &domain.MediaFile{}
mf.Id = strconv.Itoa(t.TrackID)
mf.Id = t.PersistentID
mf.Album = unescape(t.Album)
mf.AlbumId = albumId(t)
mf.ArtistId = artistId(t)
@@ -240,6 +241,7 @@ func (s *ItunesScanner) collectMediaFiles(t *itl.Track) *domain.MediaFile {
}
s.mediaFiles[mf.Id] = mf
s.pmediaFiles[t.TrackID] = mf
return mf
}