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40 lines
1.3 KiB
40 lines
1.3 KiB
5 months ago
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import type { HttpSearchInit } from './types';
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export function normalizeSearch(input: HttpSearchInit | undefined): URLSearchParams | undefined {
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if (input === undefined) return undefined;
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if (input instanceof URLSearchParams) return new URLSearchParams(input);
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if (typeof input === 'string') {
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return new URLSearchParams(input.startsWith('?') ? input.slice(1) : input);
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}
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const out = new URLSearchParams();
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if (Array.isArray(input)) {
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for (const [key, value] of input) out.append(key, String(value));
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return out;
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}
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for (const [key, value] of Object.entries(input)) {
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if (value === null || value === undefined) continue;
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out.append(key, String(value));
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}
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return out;
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}
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export function appendSearch(url: string, params: URLSearchParams | undefined): string {
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if (params === undefined || params.size === 0) return url;
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const separator = url.includes('?') ? '&' : '?';
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return `${url}${separator}${params.toString()}`;
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}
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export function resolveUrl(url: string, baseUrl: string | undefined): string {
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if (baseUrl === undefined || baseUrl === '') return url;
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if (/^[a-zA-Z][a-zA-Z\d+\-.]*:/.test(url)) return url;
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const trimmedBase = baseUrl.split('?')[0].split('#')[0].replace(/\/+$/, '');
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const trimmedUrl = url.replace(/^\/+/, '');
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return `${trimmedBase}/${trimmedUrl}`;
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}
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