import type { Service } from "./types";

/**
should validate config, for now just checks for port collisions
 **/
export class ConfigValidator {
	static validatecaddyfile(services: Service[]){
		const hostports = new Map<string, Set<number>>();

		for (const service of services) {
			const hostip = service.host.ip;

			if (!hostports.has(hostip)) {
				hostports.set(hostip, new Set());
			}

			const ports = hostports.get(hostip)!;
			if (ports.has(service.port)) {
				throw new Error(`port collision: host ${hostip} already has a service on ${service.port}(${service.name})`)
			}
			ports.add(service.port);
		}

		console.log("validated collision");
	}
}