import type { EndpointPolicy } from '../../core/endpoint-policy';
import type { TagValue } from '../../core/types';

export function stableEndpointKey(endpoints?: readonly EndpointPolicy[]): string {
    if (!endpoints?.length) {
        return '';
    }
    return endpoints
        .map(
            endpoint =>
                `${endpoint.match}\0${endpoint.slowRequestMs ?? ''}\0${endpoint.ignore === true}`
        )
        .join('\n');
}

export function stableExpectedKey(expected?: readonly string[]): string {
    return expected?.join('\0') ?? '';
}

export function stableTagsKey(tags?: Record<string, TagValue>): string {
    if (!tags) {
        return '';
    }
    return Object.keys(tags)
        .sort()
        .map(key => `${key}\0${String(tags[key])}`)
        .join('\n');
}