// import { patch } from 'rrweb/typings/utils'
// copied from: https://github.com/PostHog/posthog-js/blob/main/src/extensions/replay/rrweb-plugins/patch.ts
// which was copied from https://github.com/rrweb-io/rrweb/blob/8aea5b00a4dfe5a6f59bd2ae72bb624f45e51e81/packages/rrweb/src/utils.ts#L129
// which was copied from https://github.com/getsentry/sentry-javascript/blob/b2109071975af8bf0316d3b5b38f519bdaf5dc15/packages/utils/src/object.ts

// copied from: https://github.com/PostHog/posthog-js/blob/main/react/src/utils/type-utils.ts#L4
export const isFunction = function (f: any): f is (...args: any[]) => any {
  return typeof f === 'function'
}

export function patch(
  source: { [key: string]: any },
  name: string,
  replacement: (...args: unknown[]) => unknown
): () => void {
  try {
    if (!(name in source)) {
      return () => {
        //
      }
    }

    const original = source[name] as () => unknown
    const wrapped = replacement(original)

    // Make sure it's a function first, as we need to attach an empty prototype for `defineProperties` to work
    // otherwise it'll throw "TypeError: Object.defineProperties called on non-object"
    if (isFunction(wrapped)) {
      wrapped.prototype = wrapped.prototype || {}
      Object.defineProperties(wrapped, {
        __posthog_wrapped__: {
          enumerable: false,
          value: true,
        },
      })
    }

    source[name] = wrapped

    return () => {
      source[name] = original
    }
  } catch {
    return () => {
      //
    }
    // This can throw if multiple fill happens on a global object like XMLHttpRequest
    // Fixes https://github.com/getsentry/sentry-javascript/issues/2043
  }
}