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const badgen = require('badgen')
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const liveFns = require('./live-fns/_index.js')
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module.exports = function (router) {
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Object.entries(liveFns).forEach(([name, fn]) => {
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router.get(`/${name}/*`, async (req, res, params) => {
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const {
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subject = name,
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status = 'unknown',
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color = 'grey'
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} = await fetchLiveParams(name, fn, params['*'])
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res.writeHead(200, {
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'Content-Type': 'image/svg+xml;charset=utf-8',
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'Cache-Control': 'public, max-age=60, s-maxage=60'
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})
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res.end(badgen({subject, status, color}))
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})
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})
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}
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async function fetchLiveParams (scope, fn, paramsPath) {
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const params = paramsPath.split('/')
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const logKey = `#${scope} ${paramsPath}`
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return timeout(fn(...params), 30000, logKey)
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}
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function timeout (task, period, logKey) {
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console.time(logKey)
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const timer = new Promise((resolve, reject) => setTimeout(reject, period))
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return Promise.race([task, timer]).catch(e => {
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console.error(e)
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return {}
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}).then(result => {
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console.timeEnd(logKey)
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return result
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})
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}
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