package validate

import (
	"context"
	"fmt"

	"edge-infra.dev/pkg/f8n/warehouse/packagelock"
	"edge-infra.dev/pkg/lib/cli/sink"
)

func New() *sink.Command {
	cmd := &sink.Command{
		Use:   "validate [flags] <filepath>",
		Short: "Validate a packagelock file structure and required fields",
		Exec: func(_ context.Context, r sink.Run) error {
			switch len(r.Args()) {
			case 0:
				return fmt.Errorf("error: a lockfile path must be passed")
			case 1:
			default:
				return fmt.Errorf("error: only one lockfile may be passed")
			}
			plr, err := packagelock.NewRules()
			if err != nil {
				return err
			}

			_, err = plr.ParsePackageLock(r.Args()[0])
			if err != nil {
				return fmt.Errorf("invalid lockfile: %w", err)
			}

			r.Log.Info(fmt.Sprintf("valid lockfile: %s", r.Args()[0]))
			return nil
		},
	}
	return cmd
}