const csv = require('csvtojson')
const fs = require('fs')

csv()
	.fromFile('./StudentsPerformance.csv')
	.then(array => {
		return array.map((value, i) => {
			const val =
				parseInt(
					(Number(value['math score']) +
						Number(value['reading score']) +
						Number(value['writing score'])) /
						3
				) >= 60
					? true
					: false

			return { ...value, 'is approved': val }
		})
	})
	.then(data =>
		fs.writeFile(
			'./StudentsPerformance.json',
			JSON.stringify(data),
			(err, data) => {
				if (err) console.log(err)
				else console.log('done!')
			}
		)
	)