const _ = require('lodash')

exports.calculateAvgScore = (...scores) => {
  return avgScore = scores.reduce((total, score) => total += score) / scores.length;
}

exports.calculateScoreRange = (min, max, multiplier, regionVal, sLowVal, sHighVal) => {
  console.log('scores.calculateScoreRange:', min, max, multiplier, regionVal, sLowVal, sHighVal)
  // return full score when in range
  if (regionVal >= sLowVal && regionVal <= sHighVal) return 10;
  // choose value with smallest distance
  let sVal = Math.abs(regionVal - sLowVal) < Math.abs(regionVal - sHighVal) ? sLowVal : sHighVal;
  return this.calculateScore(min, max, multiplier, regionVal, sVal);
}

exports.calculateScore = (min, max, multiplier, regionVal, searchVal) => {
  let score = 1 - (Math.abs(searchVal - regionVal) / (max - min) * multiplier);
  return score <= 0 ? 0 : score * 10;
}