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