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Temperature Conversion

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// This files has functions to convert different temperature units
// Functions take temperature value as a argument and returns corresponding converted value

const celsiusToFahrenheit = (celsius) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Celsius
  // Wikipedia reference: https://en.wikipedia.org/wiki/Fahrenheit
  return Math.round(((celsius) * 9 / 5) + 32)
}

const celsiusToKelvin = (celsius) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Celsius
  // Wikipedia reference: https://en.wikipedia.org/wiki/Kelvin
  return Math.round((celsius) + 273.15)
}

const celsiusToRankine = (celsius) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Celsius
  // Wikipedia reference: https://en.wikipedia.org/wiki/Rankine_scale
  return Math.round(((celsius) * 9 / 5) + 491.67)
}

const fahrenheitToCelsius = (fahrenheit) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Fahrenheit
  // Wikipedia reference: https://en.wikipedia.org/wiki/Celsius
  return Math.round(((fahrenheit) - 32) * 5 / 9)
}

const fahrenheitToKelvin = (fahrenheit) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Fahrenheit
  // Wikipedia reference: https://en.wikipedia.org/wiki/Kelvin
  return Math.round((((fahrenheit) - 32) * 5 / 9) + 273.15)
}

const fahrenheitToRankine = (fahrenheit) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Fahrenheit
  // Wikipedia reference: https://en.wikipedia.org/wiki/Rankine_scale
  return Math.round((fahrenheit) + 459.67)
}

const kelvinToCelsius = (kelvin) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Kelvin
  // Wikipedia reference: https://en.wikipedia.org/wiki/Celsius
  return Math.round((kelvin) - 273.15)
}

const kelvinToFahrenheit = (kelvin) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Kelvin
  // Wikipedia reference: https://en.wikipedia.org/wiki/Fahrenheit
  return Math.round((((kelvin) - 273.15) * 9 / 5) + 32)
}

const kelvinToRankine = (kelvin) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Kelvin
  // Wikipedia reference: https://en.wikipedia.org/wiki/Rankine_scale
  return Math.round(((kelvin) * 9 / 5))
}

const rankineToCelsius = (rankine) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Rankine_scale
  // Wikipedia reference: https://en.wikipedia.org/wiki/Celsius
  return Math.round(((rankine) - 491.67) * 5 / 9)
}

const rankineToFahrenheit = (rankine) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Rankine_scale
  // Wikipedia reference: https://en.wikipedia.org/wiki/Fahrenheit
  return Math.round((rankine) - 459.67)
}

const rankineToKelvin = (rankine) => {
  // Wikipedia reference: https://en.wikipedia.org/wiki/Rankine_scale
  // Wikipedia reference: https://en.wikipedia.org/wiki/Kelvin
  return Math.round(((rankine) * 5 / 9))
}

const reaumurToKelvin = (reaumur) => {
  // Reference:- http://www.csgnetwork.com/temp2conv.html
  return Math.round(((reaumur) * 1.25 + 273.15))
}

const reaumurToFahrenheit = (reaumur) => {
  // Reference:- http://www.csgnetwork.com/temp2conv.html
  return Math.round(((reaumur) * 2.25 + 32))
}

const reaumurToCelsius = (reaumur) => {
  // Reference:- http://www.csgnetwork.com/temp2conv.html
  return Math.round(((reaumur) * 1.25))
}

const reaumurToRankine = (reaumur) => {
  // Reference:- http://www.csgnetwork.com/temp2conv.html
  return Math.round(((reaumur) * 2.25 + 32 + 459.67))
}

export {
  celsiusToFahrenheit, celsiusToKelvin, celsiusToRankine,
  fahrenheitToCelsius, fahrenheitToKelvin, fahrenheitToRankine,
  kelvinToCelsius, kelvinToFahrenheit, kelvinToRankine,
  rankineToCelsius, rankineToFahrenheit, rankineToKelvin,
  reaumurToCelsius, reaumurToFahrenheit, reaumurToKelvin, reaumurToRankine
}