const nordpool = require('nordpool')
const prices = new nordpool.Prices()
let opts = {}
prices.hourly(opts, function (error, results) {
  console.log(results)
})

var nordpool = require('nordpool')
var prices = new nordpool.Prices()

prices.hourly({}, function (error, results) {
  if (error) console.error(error)
  for (var i=0; i<results.length; i++) {
    var date = results[i].date // moment object (see http://momentjs.com/)
    var price = results[i].value // float, EUR/MWh
    var hourlyPriceMessage = results[i].area +
      " at " + date.format("DD.MM. H:mm") + ": " + price/10 + " eurocent/kWh"
    console.log(hourlyPriceMessage)
  }
})

var nordpool = require('nordpool')
var prices = new nordpool.Prices()

var opts = {
  area: 'FI', // See http://www.nordpoolspot.com/maps/
  currency: 'EUR', // can also be 'DKK', 'NOK', 'SEK'
}

prices.hourly(opts, function (error, results) {
  if (error) console.error(error)
  for (var i=0; i<results.length; i++) {
    var date = results[i].date
    var price = results[i].value
    var time = date.tz('Europe/Helsinki').format("D.M. H:mm")
    console.log(price + ' ' + opts.currency + '/MWh at ' + time)
  }
})

var nordpool = require('nordpool')
var prices = new nordpool.Prices()

var opts = {
  currency: 'NOK',
  area: 'Bergen',
  from: '2016-01-01'
}

prices.weekly(opts, function (error, results) {
  if (error) console.error(error)
  for (var i=0; i<results.length; i++) {
    var date = results[i].date
    var price = results[i].value
    var weeklyPriceMessage = "The price on week " + date.format("W/GGGG") +
      " was " + price + " NOK/MWh"
    console.log(weeklyPriceMessage)
  }
})