stock-bot/libs/utils/src/fetch.ts
2025-06-22 17:55:51 -04:00

94 lines
2.5 KiB
TypeScript

/**
* Enhanced fetch wrapper with proxy support and automatic debug logging
* Drop-in replacement for native fetch with additional features
*/
export interface BunRequestInit extends RequestInit {
proxy?: string;
}
export interface FetchOptions extends RequestInit {
logger?: any;
proxy?: string | null;
timeout?: number;
}
export async function fetch(input: RequestInfo | URL, options?: FetchOptions): Promise<Response> {
const logger = options?.logger || console;
const url =
typeof input === 'string' ? input : input instanceof URL ? input.href : (input as Request).url;
// Build request options
const requestOptions: RequestInit = {
method: options?.method || 'GET',
headers: options?.headers || {},
body: options?.body,
signal: options?.signal,
credentials: options?.credentials,
cache: options?.cache,
redirect: options?.redirect,
referrer: options?.referrer,
referrerPolicy: options?.referrerPolicy,
integrity: options?.integrity,
keepalive: options?.keepalive,
mode: options?.mode,
};
// Handle proxy for Bun
if (options?.proxy) {
// Bun supports proxy via fetch options
(requestOptions as BunRequestInit).proxy = options.proxy;
}
// Handle timeout
if (options?.timeout) {
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), options.timeout);
requestOptions.signal = controller.signal;
try {
const response = await performFetch(input, requestOptions, logger, url);
clearTimeout(timeoutId);
return response;
} catch (error) {
clearTimeout(timeoutId);
throw error;
}
}
return performFetch(input, requestOptions, logger, url);
}
async function performFetch(
input: RequestInfo | URL,
requestOptions: RequestInit,
logger: any,
url: string
): Promise<Response> {
logger.debug('HTTP request', {
method: requestOptions.method,
url,
headers: requestOptions.headers,
proxy: (requestOptions as BunRequestInit).proxy || null,
});
try {
const response = await globalThis.fetch(input, requestOptions);
logger.debug('HTTP response', {
url,
status: response.status,
statusText: response.statusText,
ok: response.ok,
headers: Object.fromEntries(response.headers.entries()),
});
return response;
} catch (error) {
logger.debug('HTTP error', {
url,
error: error instanceof Error ? error.message : String(error),
name: error instanceof Error ? error.name : 'Unknown',
});
throw error;
}
}