fix: issues

internal/cmd_export.go

@@ -9,10 +9,9 @@ import (
 )
 
 var (
-	channelID     int64
-	offsetID      int
-	channelAlias  string
-	downloadMedia bool
+	channelID    int64
+	modeHistory  bool
+	channelAlias string
 )
 
 func ExportCmd() *cobra.Command {
@@ -23,9 +22,8 @@ func ExportCmd() *cobra.Command {
 	}
 
 	cmd.Flags().Int64Var(&channelID, "channel", 0, "channel id")
-	cmd.Flags().IntVar(&offsetID, "offset", 0, "offset id")
+	cmd.Flags().BoolVar(&modeHistory, "history", false, "history mode")
 	cmd.Flags().StringVar(&channelAlias, "alias", "", "channel alias")
-	cmd.Flags().BoolVar(&downloadMedia, "media", false, "download media")
 
 	return cmd
 }
@@ -49,15 +47,11 @@ func exportCmd(ctx context.Context) error {
 		}
 	}
 
-	if downloadMedia {
-		client.WithMedia()
-	}
-
-	cfg, err := client.SaveChannelConfig(ctx, channel.ID, offsetID)
-	if err != nil {
+	cfg := NewChannelConfig(channel.ID)
+	if err := cfg.Read(ctx); err != nil {
 		return err
 	}
-	return nil
 
-	return client.Channel(ctx, channel, cfg.Offset)
+	// https://t.me/yunpanshare/37426
+	return client.Channel(ctx, channel, cfg, modeHistory)
 }