signal-desktop/ts/util/sgnlHref.ts

43 lines
1.1 KiB
TypeScript

import { LoggerType } from '../types/Logging';
function parseUrl(value: unknown, logger: LoggerType): null | URL {
if (value instanceof URL) {
return value;
}
if (typeof value === 'string') {
try {
return new URL(value);
} catch (err) {
return null;
}
}
logger.warn('Tried to parse a sgnl:// URL but got an unexpected type');
return null;
}
export function isSgnlHref(value: string | URL, logger: LoggerType): boolean {
const url = parseUrl(value, logger);
return url !== null && url.protocol === 'sgnl:';
}
type ParsedSgnlHref =
| { command: null; args: Map<never, never> }
| { command: string; args: Map<string, string> };
export function parseSgnlHref(
href: string,
logger: LoggerType
): ParsedSgnlHref {
const url = parseUrl(href, logger);
if (!url || !isSgnlHref(url, logger)) {
return { command: null, args: new Map<never, never>() };
}
const args = new Map<string, string>();
url.searchParams.forEach((value, key) => {
if (!args.has(key)) {
args.set(key, value);
}
});
return { command: url.host, args };
}