package channeldb

// PaymentStatus represent current status of payment.
type PaymentStatus byte

const (
	// StatusUnknown is the status where a payment has never been initiated
	// and hence is unknown.
	StatusUnknown PaymentStatus = 0

	// StatusInFlight is the status where a payment has been initiated, but
	// a response has not been received.
	StatusInFlight PaymentStatus = 1

	// StatusSucceeded is the status where a payment has been initiated and
	// the payment was completed successfully.
	StatusSucceeded PaymentStatus = 2

	// StatusFailed is the status where a payment has been initiated and a
	// failure result has come back.
	StatusFailed PaymentStatus = 3
)

// String returns readable representation of payment status.
func (ps PaymentStatus) String() string {
	switch ps {
	case StatusUnknown:
		return "Unknown"

	case StatusInFlight:
		return "In Flight"

	case StatusSucceeded:
		return "Succeeded"

	case StatusFailed:
		return "Failed"

	default:
		return "Unknown"
	}
}