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pagination.go
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/
pagination.go
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// Copyright © 2023 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package cmdx
import (
"fmt"
"strconv"
"github.com/spf13/cobra"
)
const (
FlagPageSize = "page-size"
FlagPageToken = "page-token"
)
func RegisterTokenPaginationFlags(cmd *cobra.Command) (pageSize int, pageToken string) {
cmd.Flags().StringVar(&pageToken, FlagPageToken, "", "page token acquired from a previous response")
cmd.Flags().IntVar(&pageSize, FlagPageSize, 100, "maximum number of items to return")
return
}
// ParsePaginationArgs parses pagination arguments from the command line.
func ParsePaginationArgs(cmd *cobra.Command, pageArg, perPageArg string) (page, perPage int64, err error) {
if len(pageArg+perPageArg) > 0 {
page, err = strconv.ParseInt(pageArg, 0, 64)
if err != nil {
_, _ = fmt.Fprintf(cmd.ErrOrStderr(), "Could not parse page argument\"%s\": %s", pageArg, err)
return 0, 0, FailSilently(cmd)
}
perPage, err = strconv.ParseInt(perPageArg, 0, 64)
if err != nil {
_, _ = fmt.Fprintf(cmd.ErrOrStderr(), "Could not parse per-page argument\"%s\": %s", perPageArg, err)
return 0, 0, FailSilently(cmd)
}
}
return
}
// ParseTokenPaginationArgs parses token-based pagination arguments from the command line.
func ParseTokenPaginationArgs(cmd *cobra.Command) (page string, perPage int, err error) {
pageArg, err := cmd.Flags().GetString(FlagPageToken)
if err != nil {
_, _ = fmt.Fprintf(cmd.ErrOrStderr(), "Could not parse %s argument \"%s\": %s", FlagPageToken, pageArg, err)
return "", 0, FailSilently(cmd)
}
perPageArg, err := cmd.Flags().GetInt(FlagPageSize)
if err != nil {
_, _ = fmt.Fprintf(cmd.ErrOrStderr(), "Could not parse %s argument \"%d\": %s", FlagPageSize, perPageArg, err)
return "", 0, FailSilently(cmd)
}
return pageArg, perPageArg, nil
}