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add original feels like temperature and fixed it for imperial units

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fewieden
2018-12-30 14:17:13 +01:00
parent 88d862303d
commit 8dd7621f29
5 changed files with 44 additions and 17 deletions
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19
modules/default/weather/weatherobject.js
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@@ -77,4 +77,23 @@ class WeatherObject {
nextSunAction() {
return moment().isBetween(this.sunrise, this.sunset) ? "sunset" : "sunrise";
}
feelsLike() {
const windInMph = this.units === "imperial" ? this.windSpeed : this.windSpeed * 2.23694;
const tempInF = this.units === "imperial" ? this.temperature : this.temperature * 9 / 5 + 32;
let feelsLike = tempInF;
if (windInMph > 3 && tempInF < 50) {
feelsLike = Math.round(35.74 + 0.6215 * tempInF - 35.75 * Math.pow(windInMph, 0.16) + 0.4275 * tempInF * Math.pow(windInMph, 0.16));
} else if (tempInF > 80 && this.humidity > 40) {
feelsLike = -42.379 + 2.04901523 * tempInF + 10.14333127 * this.humidity
- 0.22475541 * tempInF * this.humidity - 6.83783 * Math.pow(10, -3) * tempInF * tempInF
- 5.481717 * Math.pow(10, -2) * this.humidity * this.humidity
+ 1.22874 * Math.pow(10, -3) * tempInF * tempInF * this.humidity
+ 8.5282 * Math.pow(10, -4) * tempInF * this.humidity * this.humidity
- 1.99 * Math.pow(10, -6) * tempInF * tempInF * this.humidity * this.humidity;
}
return this.units === "imperial" ? feelsLike : (feelsLike - 32) * 5 / 9;
}
}