package servers

import "time"

// getOpts - iterate the inbound Options and return a struct
func getOpts(opt ...Option) options {
	opts := getDefaultOptions()
	for _, o := range opt {
		o(&opts)
	}
	return opts
}

// Option - how Options are passed as arguments
type Option func(*options)

// options = how options are represented
type options struct {
	withLimit    int
	withLiveness time.Duration
}

func getDefaultOptions() options {
	return options{
		withLimit:    0,
		withLiveness: 0,
	}
}

// WithLimit provides an option to provide a limit.  Intentionally allowing
// negative integers.   If WithLimit < 0, then unlimited results are returned.
// If WithLimit == 0, then default limits are used for results.
func WithLimit(limit int) Option {
	return func(o *options) {
		o.withLimit = limit
	}
}

// WithSkipVetForWrite provides an option to allow skipping vet checks to allow
// testing lower-level SQL triggers and constraints
func WithLiveness(liveness time.Duration) Option {
	return func(o *options) {
		o.withLiveness = liveness
	}
}