package app

import (
	"context"
	"fmt"
	"io"

	"gitea.maximumdirect.net/eric/distributor/internal/bundle"
)

type ValidateOptions struct {
	Path   string
	Stdout io.Writer
}

func Validate(ctx context.Context, options ValidateOptions) error {
	if options.Path == "" {
		return fmt.Errorf("validate command requires a path")
	}
	backend, err := newBackendFactory().openLocalPath(ctx, options.Path)
	if err != nil {
		return err
	}
	bundles, err := bundle.Discover(ctx, backend, "")
	if err != nil {
		return err
	}
	if options.Stdout != nil {
		_, err = fmt.Fprintf(options.Stdout, "Validated %d bundle(s)\n", len(bundles))
	}
	return err
}