package instruction

import (
	"fmt"
)

type update struct{}

func (d *update) Build(_args string) error {
	return nil
}

func (d update) Exec(ctx ExecutionContext) ([]byte, error) {

	// fetch packages
	err := ctx.PackageManager.Fetch()
	if err != nil {
		return nil, fmt.Errorf("cannot fetch packages | %s", err)
	}

	// update packages
	err = ctx.PackageManager.Upgrade()
	if err != nil {
		return nil, fmt.Errorf("cannot upgrade | %s", err)
	}

	return nil, nil
}