init

internal/cmd_export.go

@@ -0,0 +1,46 @@
+package internal
+
+import (
+	"context"
+
+	"github.com/gotd/td/tg"
+	"github.com/pkg/errors"
+	"github.com/spf13/cobra"
+)
+
+var (
+	channelID    int64
+	channelAlias string
+)
+
+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
+				}
+			}
+			return client.Channel(ctx, channel, 0)
+		}),
+	}
+
+	cmd.Flags().Int64Var(&channelID, "channel", 0, "channel id")
+	cmd.Flags().StringVar(&channelAlias, "alias", "", "channel alias")
+
+	return cmd
+}