package discovery

import "strings"

// StableGatewayID composes a stable discovery entry ID from a base prefix and key.
func StableGatewayID(prefix string, key string) string {
	cleanPrefix := strings.ToLower(strings.TrimSpace(prefix))
	cleanKey := strings.ToLower(strings.TrimSpace(key))
	if cleanKey == "" {
		cleanKey = "unknown"
	}
	if cleanPrefix == "" {
		return cleanKey
	}
	if strings.HasSuffix(cleanPrefix, "_") {
		return cleanPrefix + cleanKey
	}
	return cleanPrefix + "_" + cleanKey
}

func StableCryptoRailGatewayID(network string) string {
	return StableGatewayID("crypto_rail_gateway", network)
}

func StablePaymentGatewayID(rail string) string {
	return StableGatewayID("payment_gateway", rail)
}