76 lines
1.7 KiB
JavaScript
76 lines
1.7 KiB
JavaScript
import Joi from 'joi'
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import { optionalNonNegativeInteger } from '../validators.js'
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import { metric } from '../text-formatters.js'
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import { BaseJsonService, NotFound, pathParams } from '../index.js'
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const schema = Joi.object({
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data: Joi.object({
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subscribers: optionalNonNegativeInteger,
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}).required(),
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}).required()
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export default class RedditSubredditSubscribers extends BaseJsonService {
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static category = 'social'
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static route = {
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base: 'reddit/subreddit-subscribers',
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pattern: ':subreddit',
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}
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static openApi = {
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'/reddit/subreddit-subscribers/{subreddit}': {
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get: {
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summary: 'Subreddit subscribers',
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parameters: pathParams({
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name: 'subreddit',
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example: 'drums',
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}),
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},
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},
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}
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static _cacheLength = 7200
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static defaultBadgeData = {
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label: 'reddit',
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namedLogo: 'reddit',
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}
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static render({ subreddit, subscribers }) {
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return {
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label: `follow r/${subreddit}`,
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message: metric(subscribers),
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color: 'red',
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link: [`https://www.reddit.com/r/${subreddit}`],
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}
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}
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async fetch({ subreddit }) {
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return this._requestJson({
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schema,
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url: `https://www.reddit.com/r/${subreddit}/about.json`,
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httpErrors: {
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404: 'subreddit not found',
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403: 'subreddit is private',
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},
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})
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}
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transform(json) {
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const subscribers = json.data.subscribers
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if (subscribers === undefined) {
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throw new NotFound({ prettyMessage: 'subreddit not found' })
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}
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return { subscribers }
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}
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async handle({ subreddit }) {
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const json = await this.fetch({ subreddit })
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const { subscribers } = this.transform(json)
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return this.constructor.render({
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subreddit,
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subscribers,
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})
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}
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}
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