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-rw-r--r--pkg/database/repository/media.go21
-rw-r--r--pkg/database/sql/media.go122
-rw-r--r--pkg/database/sql/migration.go2
-rw-r--r--pkg/list/list.go25
-rw-r--r--pkg/worker/list_processor.go59
-rw-r--r--pkg/worker/scanner/album_scanner.go98
-rw-r--r--pkg/worker/scanner/exif_scanner.go2
-rw-r--r--pkg/worker/scanner/thumbnail_scanner.go2
8 files changed, 320 insertions, 11 deletions
diff --git a/pkg/database/repository/media.go b/pkg/database/repository/media.go
index 6f5b39b..d6addbf 100644
--- a/pkg/database/repository/media.go
+++ b/pkg/database/repository/media.go
@@ -34,6 +34,10 @@ type (
GPSLongitude *float64
}
+ Album struct {
+ ID uint
+ }
+
MediaThumbnail struct {
Path string
}
@@ -51,6 +55,17 @@ type (
MIMEType string
}
+ CreateAlbum struct {
+ ParentID *uint
+ Name string
+ Path string
+ }
+
+ CreateAlbumFile struct {
+ MediaID uint
+ AlbumID uint
+ }
+
MediaRepository interface {
Create(context.Context, *CreateMedia) error
Exists(context.Context, string) (bool, error)
@@ -66,6 +81,12 @@ type (
ListEmptyThumbnail(context.Context, *Pagination) ([]*Media, error)
GetThumbnail(context.Context, uint) (*MediaThumbnail, error)
CreateThumbnail(context.Context, uint, *MediaThumbnail) error
+
+ ListEmptyAlbums(context.Context, *Pagination) ([]*Media, error)
+ ExistsAlbumByAbsolutePath(context.Context, string) (bool, error)
+ GetAlbumByAbsolutePath(context.Context, string) (*Album, error)
+ CreateAlbum(context.Context, *CreateAlbum) (*Album, error)
+ CreateAlbumFile(context.Context, *CreateAlbumFile) error
}
)
diff --git a/pkg/database/sql/media.go b/pkg/database/sql/media.go
index e5ba517..59e39ee 100644
--- a/pkg/database/sql/media.go
+++ b/pkg/database/sql/media.go
@@ -48,6 +48,22 @@ type (
Media Media
}
+ MediaAlbum struct {
+ gorm.Model
+ ParentID *uint
+ Parent *MediaAlbum
+ Name string
+ Path string
+ }
+
+ MediaAlbumFile struct {
+ gorm.Model
+ MediaID uint
+ Media Media
+ AlbumID uint
+ Album MediaAlbum
+ }
+
MediaRepository struct {
db *gorm.DB
}
@@ -55,13 +71,13 @@ type (
var _ repository.MediaRepository = &MediaRepository{}
-func (self *Media) ToModel() *repository.Media {
+func (m *Media) ToModel() *repository.Media {
return &repository.Media{
- ID: self.ID,
- Path: self.Path,
- PathHash: self.PathHash,
- Name: self.Name,
- MIMEType: self.MIMEType,
+ ID: m.ID,
+ Path: m.Path,
+ PathHash: m.PathHash,
+ Name: m.Name,
+ MIMEType: m.MIMEType,
}
}
@@ -86,6 +102,12 @@ func (m *MediaEXIF) ToModel() *repository.MediaEXIF {
}
}
+func (a *MediaAlbum) ToModel() *repository.Album {
+ return &repository.Album{
+ ID: a.ID,
+ }
+}
+
func (m *MediaThumbnail) ToModel() *repository.MediaThumbnail {
return &repository.MediaThumbnail{
Path: m.Path,
@@ -329,3 +351,91 @@ func (m *MediaRepository) CreateThumbnail(ctx context.Context, mediaID uint, thu
return nil
}
+
+func (r *MediaRepository) ListEmptyAlbums(ctx context.Context, pagination *repository.Pagination) ([]*repository.Media, error) {
+ medias := make([]*Media, 0)
+ result := r.db.
+ WithContext(ctx).
+ Model(&Media{}).
+ Joins("left join media_album_files on media.id = media_album_files.media_id").
+ Where("media_album_files.media_id IS NULL").
+ Offset(pagination.Page * pagination.Size).
+ Limit(pagination.Size).
+ Order("media.created_at DESC").
+ Find(&medias)
+
+ if result.Error != nil {
+ return nil, result.Error
+ }
+
+ m := list.Map(medias, func(s *Media) *repository.Media {
+ return s.ToModel()
+ })
+
+ return m, nil
+}
+
+func (m *MediaRepository) ExistsAlbumByAbsolutePath(ctx context.Context, path string) (bool, error) {
+ var exists bool
+ result := m.db.
+ WithContext(ctx).
+ Model(&MediaAlbum{}).
+ Select("count(id) > 0").
+ Where("path = ?", path).
+ Find(&exists)
+
+ if result.Error != nil {
+ return false, result.Error
+ }
+
+ return exists, nil
+}
+
+func (r *MediaRepository) GetAlbumByAbsolutePath(ctx context.Context, path string) (*repository.Album, error) {
+ m := &MediaAlbum{}
+ result := r.db.
+ WithContext(ctx).
+ Model(&MediaAlbum{}).
+ Where("path = ?", path).
+ Limit(1).
+ Take(m)
+
+ if result.Error != nil {
+ return nil, result.Error
+ }
+
+ return m.ToModel(), nil
+}
+
+func (m *MediaRepository) CreateAlbum(ctx context.Context, createAlbum *repository.CreateAlbum) (*repository.Album, error) {
+ album := &MediaAlbum{
+ ParentID: createAlbum.ParentID,
+ Name: createAlbum.Name,
+ Path: createAlbum.Path,
+ }
+
+ result := m.db.
+ WithContext(ctx).
+ Create(album)
+ if result.Error != nil {
+ return nil, result.Error
+ }
+
+ return album.ToModel(), nil
+}
+
+func (m *MediaRepository) CreateAlbumFile(ctx context.Context, createAlbumFile *repository.CreateAlbumFile) error {
+ albumFile := &MediaAlbumFile{
+ MediaID: createAlbumFile.MediaID,
+ AlbumID: createAlbumFile.AlbumID,
+ }
+
+ result := m.db.
+ WithContext(ctx).
+ Create(albumFile)
+ if result.Error != nil {
+ return result.Error
+ }
+
+ return nil
+}
diff --git a/pkg/database/sql/migration.go b/pkg/database/sql/migration.go
index 076bf69..73e4297 100644
--- a/pkg/database/sql/migration.go
+++ b/pkg/database/sql/migration.go
@@ -9,6 +9,8 @@ func Migrate(db *gorm.DB) error {
&Media{},
&MediaEXIF{},
&MediaThumbnail{},
+ &MediaAlbum{},
+ &MediaAlbumFile{},
} {
if err := db.AutoMigrate(m); err != nil {
return err
diff --git a/pkg/list/list.go b/pkg/list/list.go
index ff259f7..dfc3fb7 100644
--- a/pkg/list/list.go
+++ b/pkg/list/list.go
@@ -7,3 +7,28 @@ func Map[V any, T any](source []V, fun func(V) T) []T {
}
return result
}
+
+type Pair[T, U any] struct {
+ Left T
+ Right U
+}
+
+func Zip[T, U any](left []T, right []U) []Pair[T, U] {
+ // pick the array with the smaller length
+ l := len(left)
+ if len(left) > len(right) {
+ l = len(right)
+ }
+
+ pairs := make([]Pair[T, U], len(left))
+ for i := 0; i < l; i++ {
+ pairs[i] = Pair[T, U]{left[i], right[i]}
+ }
+ return pairs
+}
+
+func Revert[T any](s []T) {
+ for i, j := 0, len(s)-1; i < j; i, j = i+1, j-1 {
+ s[i], s[j] = s[j], s[i]
+ }
+}
diff --git a/pkg/worker/list_processor.go b/pkg/worker/list_processor.go
index c060583..02817c9 100644
--- a/pkg/worker/list_processor.go
+++ b/pkg/worker/list_processor.go
@@ -20,7 +20,7 @@ type (
OnFail(context.Context, T, error)
}
- BatchProcessor[T any] interface {
+ ListProcessor[T any] interface {
Query(context.Context) ([]T, error)
Process(context.Context, T) error
}
@@ -32,14 +32,20 @@ type (
}
batchProcessorWorker[T any] struct {
- batchProcessor BatchProcessor[T]
+ batchProcessor ListProcessor[T]
+ logrus *logrus.Entry
+ scheduler *Scheduler
+ }
+
+ serialProcessorWorker[T any] struct {
+ batchProcessor ListProcessor[T]
logrus *logrus.Entry
scheduler *Scheduler
}
)
func NewWorkerFromBatchProcessor[T any](
- batchProcessor BatchProcessor[T],
+ batchProcessor ListProcessor[T],
scheduler *Scheduler,
logrus *logrus.Entry,
) Worker {
@@ -50,6 +56,18 @@ func NewWorkerFromBatchProcessor[T any](
}
}
+func NewWorkerFromSerialProcessor[T any](
+ batchProcessor ListProcessor[T],
+ scheduler *Scheduler,
+ logrus *logrus.Entry,
+) Worker {
+ return &serialProcessorWorker[T]{
+ batchProcessor: batchProcessor,
+ scheduler: scheduler,
+ logrus: logrus,
+ }
+}
+
func NewWorkerFromChanProcessor[T any](
chanProcessor ChanProcessor[T],
scheduler *Scheduler,
@@ -105,6 +123,41 @@ func (l *batchProcessorWorker[T]) Start(ctx context.Context) error {
}
}
+func (l *serialProcessorWorker[T]) Start(ctx context.Context) error {
+ for {
+ values, err := l.batchProcessor.Query(ctx)
+ if err != nil {
+ return err
+ }
+
+ select {
+ case <-ctx.Done():
+ return ctx.Err()
+ default:
+ }
+
+ if len(values) == 0 {
+ return nil
+ }
+ for _, v := range values {
+ select {
+ case <-ctx.Done():
+ return ctx.Err()
+ default:
+ }
+
+ l.scheduler.Take()
+ if err := l.batchProcessor.Process(ctx, v); err != nil && !errors.Is(err, context.Canceled) {
+ l.logrus.WithError(err).Error("Error processing batch")
+ if failure, ok := l.batchProcessor.(OnFail[T]); ok {
+ failure.OnFail(ctx, v, err)
+ }
+ }
+ l.scheduler.Return()
+ }
+ }
+}
+
func (l *chanProcessorWorker[T]) Start(ctx context.Context) error {
c, err := l.chanProcessor.Query(ctx)
if err != nil {
diff --git a/pkg/worker/scanner/album_scanner.go b/pkg/worker/scanner/album_scanner.go
new file mode 100644
index 0000000..618a184
--- /dev/null
+++ b/pkg/worker/scanner/album_scanner.go
@@ -0,0 +1,98 @@
+package scanner
+
+import (
+ "context"
+ "os"
+ "path"
+ "path/filepath"
+ "strings"
+
+ "git.sr.ht/~gabrielgio/img/pkg/database/repository"
+ "git.sr.ht/~gabrielgio/img/pkg/worker"
+)
+
+type (
+ AlbumScanner struct {
+ repository repository.MediaRepository
+ }
+)
+
+var _ worker.ListProcessor[*repository.Media] = &AlbumScanner{}
+
+func NewAlbumScanner(repository repository.MediaRepository) *AlbumScanner {
+ return &AlbumScanner{
+ repository: repository,
+ }
+}
+
+func (e *AlbumScanner) Query(ctx context.Context) ([]*repository.Media, error) {
+ return e.repository.ListEmptyAlbums(ctx, &repository.Pagination{
+ Page: 0,
+ Size: 100,
+ })
+}
+
+// This process will optmize for file over folder, which means it will assume that there will be
+// more file then folder in the overall library.
+// So will try to make as cheap as possible to look for fetching many files in a folder
+// meaning it will start from checking from left to right in the path since it will assume
+// that the path to that point has been registered already, resulting in a single lookup for the media
+func (e *AlbumScanner) Process(ctx context.Context, m *repository.Media) error {
+ // we don't need the name of the file, only its path
+ filePath, _ := path.Split(m.Path)
+
+ parts := strings.Split(filePath, string(os.PathSeparator))
+
+ subPaths := FanInwards(parts)
+ album, err := e.GetAndCreateNestedAlbuns(ctx, subPaths)
+ if err != nil {
+ return err
+ }
+
+ return e.repository.CreateAlbumFile(ctx, &repository.CreateAlbumFile{
+ MediaID: m.ID,
+ AlbumID: album.ID,
+ })
+}
+
+func (e *AlbumScanner) GetAndCreateNestedAlbuns(ctx context.Context, paths []string) (*repository.Album, error) {
+ if len(paths) == 1 {
+ // end of trail, we should create a album without parent
+ return e.repository.CreateAlbum(ctx, &repository.CreateAlbum{
+ ParentID: nil,
+ Name: filepath.Base(paths[0]),
+ Path: paths[0],
+ })
+ }
+
+ exists, err := e.repository.ExistsAlbumByAbsolutePath(ctx, paths[0])
+ if err != nil {
+ return nil, err
+ }
+
+ if exists {
+ return e.repository.GetAlbumByAbsolutePath(ctx, paths[0])
+ }
+
+ //album does not exist, create it and get its parent id
+ a, err := e.GetAndCreateNestedAlbuns(ctx, paths[1:])
+ if err != nil {
+ return nil, err
+ }
+
+ return e.repository.CreateAlbum(ctx, &repository.CreateAlbum{
+ ParentID: &a.ID,
+ Name: filepath.Base(paths[0]),
+ Path: paths[0],
+ })
+
+}
+
+func FanInwards(paths []string) []string {
+ result := make([]string, 0, len(paths))
+ for i := (len(paths) - 1); i >= 0; i-- {
+ subPaths := paths[0:i]
+ result = append(result, path.Join(subPaths...))
+ }
+ return result
+}
diff --git a/pkg/worker/scanner/exif_scanner.go b/pkg/worker/scanner/exif_scanner.go
index 47d717f..da63c0b 100644
--- a/pkg/worker/scanner/exif_scanner.go
+++ b/pkg/worker/scanner/exif_scanner.go
@@ -15,7 +15,7 @@ type (
}
)
-var _ worker.BatchProcessor[*repository.Media] = &EXIFScanner{}
+var _ worker.ListProcessor[*repository.Media] = &EXIFScanner{}
func NewEXIFScanner(repository repository.MediaRepository) *EXIFScanner {
return &EXIFScanner{
diff --git a/pkg/worker/scanner/thumbnail_scanner.go b/pkg/worker/scanner/thumbnail_scanner.go
index 9f75464..6446c53 100644
--- a/pkg/worker/scanner/thumbnail_scanner.go
+++ b/pkg/worker/scanner/thumbnail_scanner.go
@@ -19,7 +19,7 @@ type (
}
)
-var _ worker.BatchProcessor[*repository.Media] = &EXIFScanner{}
+var _ worker.ListProcessor[*repository.Media] = &EXIFScanner{}
func NewThumbnailScanner(cachePath string, repository repository.MediaRepository) *ThumbnailScanner {
return &ThumbnailScanner{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 06:22:07 +0000