package caps

import (
	"errors"
	"os"
	"path/filepath"

	"github.com/carlosframework/platform/internal/rootparticipation"
)

func (o Ops) authorizeMutation() error {
	if _, err := os.Lstat(filepath.Join(rootparticipation.Namespace, "census.json")); !errors.Is(err, os.ErrNotExist) {
		if err != nil {
			return err
		}
		ledger, required, err := rootparticipation.OpenForUpdate()
		if ledger.State != nil {
			defer ledger.State.Close()
		}
		if err != nil {
			return err
		}
		if required {
			return os.ErrPermission
		}
	}
	if o.Authorize != nil {
		return o.Authorize()
	}
	return nil
}