feat: login

internal/cmd_export.go

@@ -19,31 +19,7 @@ func ExportCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "export",
 		Short: "export channels",
-		RunE: wrapE(func(ctx context.Context) error {
-			if channelID == 0 && channelAlias == "" {
-				return errors.New("channel id or alias is required")
-			}
-
-			var channel *tg.Channel
-			var err error
-			if channelAlias != "" {
-				channel, err = client.ChannelInfoByAlias(ctx, channelAlias)
-				if err != nil {
-					return err
-				}
-			} else {
-				channel, err = client.ChannelInfoByID(ctx, channelID)
-				if err != nil {
-					return err
-				}
-			}
-
-			if downloadMedia {
-				client.WithMedia()
-			}
-
-			return client.Channel(ctx, channel, offsetID)
-		}),
+		RunE:  wrapE(exportCmd),
 	}
 
 	cmd.Flags().Int64Var(&channelID, "channel", 0, "channel id")
@@ -53,3 +29,35 @@ func ExportCmd() *cobra.Command {
 
 	return cmd
 }
+
+func exportCmd(ctx context.Context) error {
+	if channelID == 0 && channelAlias == "" {
+		return errors.New("channel id or alias is required")
+	}
+
+	var channel *tg.Channel
+	var err error
+	if channelAlias != "" {
+		channel, err = client.ChannelInfoByAlias(ctx, channelAlias)
+		if err != nil {
+			return err
+		}
+	} else {
+		channel, err = client.ChannelInfoByID(ctx, channelID)
+		if err != nil {
+			return err
+		}
+	}
+
+	if downloadMedia {
+		client.WithMedia()
+	}
+
+	cfg, err := client.SaveChannelConfig(ctx, channel.ID, offsetID)
+	if err != nil {
+		return err
+	}
+	return nil
+
+	return client.Channel(ctx, channel, cfg.Offset)
+}