Function normalizeDoHServerForStorage

script.js:173–203

(server)

}

function normalizeDoHServerForStorage(server) {
    if (!server || typeof server !== 'object') return null;
    const name = typeof server.name === 'string' ? server.name.trim() : '';
    const url = typeof server.url === 'string' ? server.url.trim() : '';
    if (!name || !url) return null;

    try {
        const parsedUrl = new URL(url);
        if (parsedUrl.protocol !== 'https:') return null;
    } catch {
        return null;
    }

    const defaultServer = findDefaultDoHServer({ name, url });
    const countryCode = normalizeCountryCode(server.countryCode) || (defaultServer && defaultServer.countryCode) || '';
    const country = typeof server.country === 'string' && server.country.trim()
        ? server.country.trim()
        : (defaultServer && defaultServer.country) || '';

    const normalized = { name, url };
    if (countryCode && country) {
        normalized.countryCode = countryCode;
        normalized.country = country;
    }
    if (server.type === 'get' || server.type === 'post') normalized.type = server.type;
    if (typeof server.allowCors === 'boolean') normalized.allowCors = server.allowCors;
    normalized.ips = Array.isArray(server.ips)
        ? server.ips.filter(ip => typeof ip === 'string' && ip.trim()).map(ip => ip.trim())
        : [];
    return normalized;
}

function dedupeDoHServers(servers) {
    const seenNames = new Set();