apk/src/com/android/healthconnect/controller/dataentries/units/TemperatureConverter.kt

/**
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * ```
 *      http://www.apache.org/licenses/LICENSE-2.0
 * ```
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package com.android.healthconnect.controller.dataentries.units

/** Temperature conversion utilities. */
object TemperatureConverter {

    /**
     * Converts from Celsius to Fahrenheit and kelvin
     *
     * @param temperatureInCelsius temperature value in celsius
     * @param temperatureUnit unit to convert to
     * @return the converted value of temperature
     */
    fun convertFromCelsius(temperatureInCelsius: Double, temperatureUnit: TemperatureUnit): Double {
        return when (temperatureUnit) {
            TemperatureUnit.CELSIUS -> temperatureInCelsius
            TemperatureUnit.FAHRENHEIT -> temperatureInCelsius * 1.8 + 32
            TemperatureUnit.KELVIN -> temperatureInCelsius + 273.15
        }
    }
}