1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.deskclock.data
18 
19 import android.text.TextUtils
20 
21 /**
22  * A read-only domain object representing the timezones from which to choose a "home" timezone.
23  */
24 class TimeZones internal constructor(
25     val timeZoneIds: Array<CharSequence>,
26     val timeZoneNames: Array<CharSequence>
27 ) {
28 
29     /**
30      * @param timeZoneId identifies the timezone to locate
31      * @return the timezone name with the `timeZoneId`; `null` if it does not exist
32      */
getTimeZoneNamenull33     fun getTimeZoneName(timeZoneId: CharSequence?): CharSequence? {
34         for (i in timeZoneIds.indices) {
35             if (TextUtils.equals(timeZoneId, timeZoneIds[i])) {
36                 return timeZoneNames[i]
37             }
38         }
39 
40         return null
41     }
42 
43     /**
44      * @param timeZoneId identifies the timezone to locate
45      * @return `true` iff the timezone with the given id is present
46      */
containsnull47     operator fun contains(timeZoneId: String?): Boolean {
48         return getTimeZoneName(timeZoneId) != null
49     }
50 }