create-event.js

const moment = require('moment')
const mkdirp = require('mkdirp')
const path = require('path')
const Case = require('case')
const fs = require('fs')
const EventTemplate = require('./src/utils/EventTemplate')
const args = JSON.parse(process.env.npm_config_argv)

if (args.remain.length < 2) {
	return console.error('An event name and date are required. For example: \nnpm run create "Event Name" "2017-02-28"')
}

const [eventName, eventDateString] = args.remain
const eventDate = moment(eventDateString, 'YYYY-MM-DD')

if (!eventDate.isValid()) {
	console.error(`"${eventDateString}" is an invalid date. Please pass a date in the format "YYYY-MM-DD".`)
	return
}

const eventPath = `src/events/${eventDate.year()}/${Case.kebab(eventName)}`

mkdirp(path.join(process.cwd(), eventPath), err => {
	if (err) {
		throw(err)
	} else {
		generateFile(EventTemplate.SLIDE_TITLE, eventName)
		generateFile(EventTemplate.START_DATE, eventDateString)
		generateFile(EventTemplate.BACKGROUND_URL)
		generateFile(EventTemplate.MEDIA_CAPTION)
		generateFile(EventTemplate.MEDIA_CREDIT)
		generateFile(EventTemplate.MEDIA_URL)
		generateFile(EventTemplate.SLIDE_TEXT)
		generateFile(EventTemplate.TAGS)
	}
})

function generateFile(fileName, content = '') {
	const filePath = `${eventPath}/${fileName}`
	fs.stat(filePath, err => {
		if (err) {
			fs.writeFile(filePath, content, undefined, () => console.log(`Created ${filePath}`))
		} else {
			console.log(`${filePath} already exists`)
		}
	})
}