refactor: separate backend domains and storage adapters

internal/service/media_upload.go

@@ -0,0 +1,30 @@
+package service
+
+import (
+	"context"
+	"io"
+)
+
+func (s *MediaService) InitUpload(ctx context.Context, userID uint, name, hash string, size, chunkSize int64, total int) (map[string]any, error) {
+	session, media, chunks, err := s.uc.InitUpload(ctx, userID, name, hash, size, chunkSize, total)
+	if err != nil {
+		return nil, err
+	}
+	if media != nil {
+		return map[string]any{"instant": true, "media": mediaDTO(media), "uploadedChunks": []int{}}, nil
+	}
+	return map[string]any{"instant": false, "uploadId": session.ID, "uploadedChunks": chunks, "media": nil}, nil
+}
+func (s *MediaService) SaveChunk(ctx context.Context, userID, uploadID uint, index int, hash string, reader io.Reader) error {
+	return s.uc.SaveChunk(ctx, userID, uploadID, index, hash, reader)
+}
+func (s *MediaService) CompleteUpload(ctx context.Context, userID, uploadID uint) (map[string]any, error) {
+	v, err := s.uc.CompleteUpload(ctx, userID, uploadID, "")
+	if err != nil {
+		return nil, err
+	}
+	return mediaDTO(v), nil
+}
+func (s *MediaService) CancelUpload(ctx context.Context, userID, uploadID uint) error {
+	return s.uc.CancelUpload(ctx, userID, uploadID)
+}