/
build.js
48 lines (39 loc) · 953 Bytes
/
build.js
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'use strict'
const {postalCodeShapes} = require('deutsche-post')
const Queue = require('queue')
const uniq = require('lodash.uniq')
const exceptions = require('./exceptions')
const showError = (err) => {
console.error(err)
process.exit(1)
}
const fetchPostalCodes = (prefix) => {
return postalCodeShapes(`code like '${prefix}%'`)
.then((collection) => collection.features.map((f) => f.properties.code))
}
const queue = Queue({
concurrency: 4,
timeout: 60 * 1000,
autostart: true
})
let codes = Array.from(exceptions)
queue
.on('error', showError)
.on('end', () => {
const data = JSON.stringify(uniq(codes).sort())
process.stdout.write(data)
})
for (let i = 0; i <= 999; i++) {
const prefix = ('00' + i).slice(-3)
;((prefix) => {
queue.push((cb) => {
fetchPostalCodes(prefix)
.then((newCodes) => {
codes = codes.concat(newCodes)
process.stderr.write(prefix + '* ✓\n')
cb()
})
.catch(cb)
})
})(prefix)
}