import { type Middleware } from '../types'
import { ABORT_CONTROLLER } from '../constants'

/**
 * Network timeout
 * References：Why the default is 2147483647 milliseconds?
 * https://github.com/denysdovhan/wtfjs/issues/61
 * https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/setTimeout
 */
const timeoutHandler: Middleware = (next) => async (req) => {
  /**
   * References：https://developer.mozilla.org/en-US/docs/Web/API/AbortSignal/reason
   */
  const timer = setTimeout(() => {
    req[ABORT_CONTROLLER].abort(new Error(`Network timeout at: ${req.url}`))
  }, req.timeout || 2147483647)
  try {
    return await next(req)
  } finally {
    clearTimeout(timer)
  }
}

export default timeoutHandler