storage

type FS interface {
	CreateDir(ctx context.Context, fn string) error
	Delete(ctx context.Context, ref *storageproviderv0alphapb.Reference) error
	Move(ctx context.Context, oldRef, newRef *storageproviderv0alphapb.Reference) error
	GetMD(ctx context.Context, ref *storageproviderv0alphapb.Reference) (*storageproviderv0alphapb.ResourceInfo, error)
	ListFolder(ctx context.Context, ref *storageproviderv0alphapb.Reference) ([]*storageproviderv0alphapb.ResourceInfo, error)
	Upload(ctx context.Context, ref *storageproviderv0alphapb.Reference, r io.ReadCloser) error
	Download(ctx context.Context, ref *storageproviderv0alphapb.Reference) (io.ReadCloser, error)
	ListRevisions(ctx context.Context, ref *storageproviderv0alphapb.Reference) ([]*storageproviderv0alphapb.FileVersion, error)
	DownloadRevision(ctx context.Context, ref *storageproviderv0alphapb.Reference, key string) (io.ReadCloser, error)
	RestoreRevision(ctx context.Context, ref *storageproviderv0alphapb.Reference, key string) error
	ListRecycle(ctx context.Context) ([]*storageproviderv0alphapb.RecycleItem, error)
	RestoreRecycleItem(ctx context.Context, key string) error
	EmptyRecycle(ctx context.Context) error
	GetPathByID(ctx context.Context, id *storageproviderv0alphapb.ResourceId) (string, error)
	AddGrant(ctx context.Context, ref *storageproviderv0alphapb.Reference, g *storageproviderv0alphapb.Grant) error
	RemoveGrant(ctx context.Context, ref *storageproviderv0alphapb.Reference, g *storageproviderv0alphapb.Grant) error
	UpdateGrant(ctx context.Context, ref *storageproviderv0alphapb.Reference, g *storageproviderv0alphapb.Grant) error
	ListGrants(ctx context.Context, ref *storageproviderv0alphapb.Reference) ([]*storageproviderv0alphapb.Grant, error)
	GetQuota(ctx context.Context) (int, int, error)
	CreateReference(ctx context.Context, path string, targetURI *url.URL) error
	Shutdown(ctx context.Context) error
	SetArbitraryMetadata(ctx context.Context, ref *storageproviderv0alphapb.Reference, md *storageproviderv0alphapb.ArbitraryMetadata) error
	UnsetArbitraryMetadata(ctx context.Context, ref *storageproviderv0alphapb.Reference, keys []string) error
}

type PathWrapper interface {
	Unwrap(ctx context.Context, rp string) (string, error)
	Wrap(ctx context.Context, rp string) (string, error)
}

type Registry interface {
	FindProvider(ctx context.Context, ref *storageproviderv0alphapb.Reference) (*storagetypespb.ProviderInfo, error)
	ListProviders(ctx context.Context) ([]*storagetypespb.ProviderInfo, error)
	GetHome(ctx context.Context) (string, error)
}