import dotenv from 'dotenv'

import { Octokit } from '@octokit/rest'

import { retry } from '@octokit/plugin-retry'

if (!process.env.GITHUB_TOKEN) {

dotenv.config({ quiet: true })

}

const RetryingOctokit = Octokit.plugin(retry)

// this module needs to work in development, production, and GitHub Actions

//

// GITHUB_TOKEN comes from one of the following sources:

// 1. set in the .env file (development)

// 2. set as a Heroku config var (staging and production)

// 3. an installation token granted via GitHub Actions

const apiToken = process.env.GITHUB_TOKEN

// See https://github.com/octokit/rest.js/issues/1207

// Pass `token` to authenticate as something other than GITHUB_TOKEN.

export default function github(token?: string) {

return new Octokit({

auth: `token ${token || apiToken}`,

})

}

export function retryingGithub(token?: string) {

return new RetryingOctokit({

auth: `token ${token || apiToken}`,

})

}

// Duck-typing instead of `instanceof RequestError` on purpose.

// `@octokit/request` throws a RequestError built from its own nested copy of

// `@octokit/request-error`, which is a different module instance than the

// top-level one. The two classes are not identical, so `instanceof` always

// returns false across that boundary.

export function isRequestError(

error: unknown,

status?: number,

): error is Error & { status: number } {

if (!(error instanceof Error) || !('status' in error)) return false

const errorStatus = (error as { status: unknown }).status

if (typeof errorStatus !== 'number') return false

return status === undefined || errorStatus === status

}