78 lines
1.9 KiB
JavaScript
78 lines
1.9 KiB
JavaScript
'use strict'
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const Joi = require('joi')
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const { downloadCount } = require('../color-formatters')
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const { metric } = require('../text-formatters')
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const { BaseJsonService } = require('..')
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const { nonNegativeInteger } = require('../validators')
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function getSchema({ formula }) {
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return Joi.object({
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analytics: Joi.object({
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install: Joi.object({
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'30d': Joi.object({ [formula]: nonNegativeInteger }).required(),
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'90d': Joi.object({ [formula]: nonNegativeInteger }).required(),
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'365d': Joi.object({ [formula]: nonNegativeInteger }).required(),
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}).required(),
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}).required(),
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}).required()
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}
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const periodMap = {
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dm: {
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api_field: '30d',
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suffix: '/month',
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},
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dq: {
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api_field: '90d',
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suffix: '/quarter',
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},
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dy: {
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api_field: '365d',
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suffix: '/year',
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},
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}
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module.exports = class HomebrewDownloads extends BaseJsonService {
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static category = 'downloads'
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static route = {
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base: 'homebrew',
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pattern: 'installs/:interval(dm|dq|dy)/:formula',
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}
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static examples = [
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{
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title: 'homebrew downloads',
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namedParams: { interval: 'dm', formula: 'cake' },
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staticPreview: this.render({ interval: 'dm', downloads: 93 }),
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},
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]
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static defaultBadgeData = { label: 'downloads' }
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static render({ interval, downloads }) {
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return {
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message: `${metric(downloads)}${periodMap[interval].suffix}`,
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color: downloadCount(downloads),
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}
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}
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async fetch({ formula }) {
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const schema = getSchema({ formula })
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return this._requestJson({
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schema,
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url: `https://formulae.brew.sh/api/formula/${formula}.json`,
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errorMessages: { 404: 'formula not found' },
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})
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}
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async handle({ interval, formula }) {
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const data = await this.fetch({ formula })
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return this.constructor.render({
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interval,
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downloads: data.analytics.install[periodMap[interval].api_field][formula],
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})
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}
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}
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