/*
 * Copyright (C) 2024 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.utils

import java.text.Collator
import java.util.Locale

object LocaleSorter {

    /**
     * Sorts a list of items based on a locale-aware comparison.
     *
     * @param selector The selector function to extract the sortable string.
     * @return A new list sorted according to the default locale.
     */
    inline fun <T, R : Comparable<R>> Iterable<T>.sortByLocale(
        crossinline selector: (T) -> R?
    ): List<T> {
        val collator = Collator.getInstance(Locale.getDefault())
        return this.sortedWith(compareBy(collator, selector))
    }
}