64 lines
1.9 KiB
JavaScript
64 lines
1.9 KiB
JavaScript
'use strict'
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const LegacyService = require('../legacy-service')
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const { makeBadgeData: getBadgeData } = require('../../lib/badge-data')
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const { checkErrorResponse } = require('../../lib/error-helper')
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const { addv: versionText } = require('../../lib/text-formatters')
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const { version: versionColor } = require('../../lib/color-formatters')
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module.exports = class HackageVersion extends LegacyService {
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static get category() {
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return 'version'
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}
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static get route() {
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return {
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base: 'hackage/v',
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}
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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: 'Hackage',
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previewUrl: 'lens',
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},
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]
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}
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static registerLegacyRouteHandler({ camp, cache }) {
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camp.route(
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/^\/hackage\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
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cache((data, match, sendBadge, request) => {
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const repo = match[1] // eg, `lens`.
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const format = match[2]
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const apiUrl = `https://hackage.haskell.org/package/${repo}/${repo}.cabal`
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const badgeData = getBadgeData('hackage', data)
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request(apiUrl, (err, res, buffer) => {
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if (checkErrorResponse(badgeData, err, res)) {
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sendBadge(format, badgeData)
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return
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}
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try {
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const lines = buffer.split('\n')
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const versionLines = lines.filter(
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e => /^version:/i.test(e) === true
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)
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// We don't have to check length of versionLines, because if we throw,
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// we'll render the 'invalid' badge below, which is the correct thing
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// to do.
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const version = versionLines[0].split(/:/)[1].trim()
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badgeData.text[1] = versionText(version)
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badgeData.colorscheme = versionColor(version)
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sendBadge(format, badgeData)
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} catch (e) {
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badgeData.text[1] = 'invalid'
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sendBadge(format, badgeData)
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}
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})
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})
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)
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}
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}
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