package backfill

import (
	"github.com/prysmaticlabs/prysm/v5/beacon-chain/node"
	"github.com/prysmaticlabs/prysm/v5/beacon-chain/sync/backfill"
	"github.com/prysmaticlabs/prysm/v5/cmd/beacon-chain/sync/backfill/flags"
	"github.com/urfave/cli/v2"
)

// BeaconNodeOptions sets the appropriate functional opts on the *node.BeaconNode value, to decouple options
// from flag parsing.
func BeaconNodeOptions(c *cli.Context) ([]node.Option, error) {
	opt := func(node *node.BeaconNode) (err error) {
		node.BackfillOpts = []backfill.ServiceOption{
			backfill.WithBatchSize(c.Uint64(flags.BackfillBatchSize.Name)),
			backfill.WithWorkerCount(c.Int(flags.BackfillWorkerCount.Name)),
			backfill.WithEnableBackfill(c.Bool(flags.EnableExperimentalBackfill.Name)),
		}
		return nil
	}
	return []node.Option{opt}, nil
}