Files
shields/services/github/github-contributors.service.js

74 lines
2.2 KiB
JavaScript

import Joi from 'joi'
import parseLinkHeader from 'parse-link-header'
import { pathParams } from '../index.js'
import { renderContributorBadge } from '../contributor-count.js'
import { GithubAuthV3Service } from './github-auth-service.js'
import { documentation, httpErrorsFor } from './github-helpers.js'
// All we do is check its length.
const schema = Joi.array().items(Joi.object())
export default class GithubContributors extends GithubAuthV3Service {
static category = 'activity'
static route = {
base: 'github',
// note we call this param 'metric' instead of 'variant' because of
// https://github.com/badges/shields/issues/10323
pattern: ':metric(contributors|contributors-anon)/:user/:repo',
}
static openApi = {
'/github/{metric}/{user}/{repo}': {
get: {
summary: 'GitHub contributors',
description: documentation,
parameters: pathParams(
{
name: 'metric',
example: 'contributors',
schema: { type: 'string', enum: this.getEnum('metric') },
description:
'`contributors-anon` includes anonymous commits, whereas `contributors` excludes them.',
},
{
name: 'user',
example: 'cdnjs',
},
{
name: 'repo',
example: 'cdnjs',
},
),
},
},
}
static defaultBadgeData = { label: 'contributors' }
static render({ contributorCount }) {
return renderContributorBadge({ contributorCount })
}
async handle({ metric, user, repo }) {
const isAnon = metric === 'contributors-anon'
const { res, buffer } = await this._request({
url: `/repos/${user}/${repo}/contributors`,
options: { searchParams: { page: '1', per_page: '1', anon: isAnon } },
httpErrors: httpErrorsFor('repo not found'),
})
const parsed = parseLinkHeader(res.headers.link)
let contributorCount
if (parsed === null) {
const json = this._parseJson(buffer)
const contributorInfo = this.constructor._validate(json, schema)
contributorCount = contributorInfo.length
} else {
contributorCount = +parsed.last.page
}
return this.constructor.render({ contributorCount })
}
}