refactor: update file handling to use new downloader interface; remove unused tdler package

core/batchtftask/execute.go

@@ -9,11 +9,11 @@ import (
 
 	"github.com/charmbracelet/log"
 	"github.com/duke-git/lancet/v2/retry"
-	"github.com/krau/SaveAny-Bot/common/tdler"
 	"github.com/krau/SaveAny-Bot/common/utils/fsutil"
 	"github.com/krau/SaveAny-Bot/common/utils/ioutil"
 	"github.com/krau/SaveAny-Bot/config"
 	"github.com/krau/SaveAny-Bot/pkg/enums/ctxkey"
+	"github.com/krau/SaveAny-Bot/pkg/tfile"
 	"golang.org/x/sync/errgroup"
 )
 
@@ -62,7 +62,7 @@ func (t *Task) processElement(ctx context.Context, elem TaskElement) error {
 		})
 		errg.Go(func() error {
 			logger.Info("Starting file download in stream mode")
-			_, err := tdler.NewDownloader(t.client, elem.File).Stream(uploadCtx, wr)
+			_, err := tfile.NewDownloader(elem.File).Stream(uploadCtx, wr)
 			if closeErr := pw.CloseWithError(err); closeErr != nil {
 				logger.Errorf("Failed to close pipe writer: %v", closeErr)
 			}
@@ -88,7 +88,7 @@ func (t *Task) processElement(ctx context.Context, elem TaskElement) error {
 		t.downloaded.Add(int64(n))
 		t.Progress.OnProgress(ctx, t)
 	})
-	_, err = tdler.NewDownloader(t.client, elem.File).Parallel(ctx, wrAt)
+	_, err = tfile.NewDownloader(elem.File).Parallel(ctx, wrAt)
 	if err != nil {
 		return fmt.Errorf("failed to download file: %w", err)
 	}

core/batchtftask/task.go

@@ -6,7 +6,6 @@ import (
 	"path/filepath"
 	"sync/atomic"
 
-	"github.com/krau/SaveAny-Bot/common/tdler"
 	"github.com/krau/SaveAny-Bot/config"
 	"github.com/krau/SaveAny-Bot/pkg/enums/tasktype"
 	"github.com/krau/SaveAny-Bot/pkg/tfile"
@@ -30,7 +29,6 @@ type Task struct {
 	Progress     ProgressTracker
 	IgnoreErrors bool // if true, errors during processing will be ignored
 	downloaded   atomic.Int64
-	client       tdler.Client
 	totalSize    int64
 	processing   map[string]TaskElementInfo
 	failed       map[string]error // errors for each element
@@ -73,14 +71,12 @@ func NewBatchTGFileTask(
 	id string,
 	ctx context.Context,
 	files []TaskElement,
-	client tdler.Client,
 	progress ProgressTracker,
 	ignoreErrors bool,
 ) *Task {
 	task := &Task{
 		ID:         id,
 		Ctx:        ctx,
-		client:     client,
 		Elems:      files,
 		Progress:   progress,
 		downloaded: atomic.Int64{},