113 lines
2.6 KiB
JavaScript
113 lines
2.6 KiB
JavaScript
'use strict'
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const Joi = require('joi')
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const { BaseJsonService } = require('..')
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const { metric } = require('../../lib/text-formatters')
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const { nonNegativeInteger } = require('../validators')
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const schema = Joi.object({
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topic_count: nonNegativeInteger,
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user_count: nonNegativeInteger,
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post_count: nonNegativeInteger,
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like_count: nonNegativeInteger,
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}).required()
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class DiscourseBase extends BaseJsonService {
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static get category() {
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return 'chat'
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}
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static buildRoute(metric) {
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return {
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base: 'discourse',
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pattern: `:scheme(http|https)/:host/${metric}`,
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}
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}
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static get defaultBadgeData() {
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return { label: 'discourse' }
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}
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async fetch({ scheme, host }) {
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return this._requestJson({
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schema,
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url: `${scheme}://${host}/site/statistics.json`,
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})
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}
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}
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function DiscourseMetricIntegrationFactory({ metricName, property }) {
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return class DiscourseMetric extends DiscourseBase {
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static get route() {
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return this.buildRoute(metricName)
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}
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static get examples() {
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return [
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{
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title: `Discourse ${metricName}`,
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namedParams: {
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scheme: 'https',
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host: 'meta.discourse.org',
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},
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staticPreview: this.render({ stat: 100 }),
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},
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]
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}
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static render({ stat }) {
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return {
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message: `${metric(stat)} ${metricName}`,
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color: 'brightgreen',
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}
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}
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async handle({ scheme, host }) {
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const data = await this.fetch({ scheme, host })
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return this.constructor.render({ stat: data[property] })
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}
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}
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}
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class DiscourseStatus extends DiscourseBase {
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static get route() {
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return this.buildRoute('status')
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}
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static get examples() {
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return [
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{
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title: `Discourse status`,
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namedParams: {
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scheme: 'https',
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host: 'meta.discourse.org',
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},
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staticPreview: this.render(),
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},
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]
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}
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static render() {
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return {
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message: 'online',
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color: 'brightgreen',
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}
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}
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async handle({ scheme, host }) {
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await this.fetch({ scheme, host })
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// if fetch() worked, the server is up
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// if it failed, we'll show an error e.g: 'inaccessible'
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return this.constructor.render()
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}
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}
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const metricIntegrations = [
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{ metricName: 'topics', property: 'topic_count' },
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{ metricName: 'users', property: 'user_count' },
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{ metricName: 'posts', property: 'post_count' },
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{ metricName: 'likes', property: 'like_count' },
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].map(DiscourseMetricIntegrationFactory)
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module.exports = [...metricIntegrations, DiscourseStatus]
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