diff options
Diffstat (limited to 'sdks/wasm/tests')
| -rw-r--r-- | sdks/wasm/tests/src/tzdtest.cs | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/sdks/wasm/tests/src/tzdtest.cs b/sdks/wasm/tests/src/tzdtest.cs new file mode 100644 index 00000000000..b00070c694f --- /dev/null +++ b/sdks/wasm/tests/src/tzdtest.cs @@ -0,0 +1,114 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using System.Globalization; + +public class TZDTest { + static TimeZoneInfo _timeZoneInstance; + static string _timeZone; + public static void Main (String [] args) + { + var local = TimeZoneInfo.Local; + Console.WriteLine($"TimeZone: {local}"); + var dt = DateTime.Now; + Console.WriteLine($"DateLocal: {dt}"); + var utc = DateTime.UtcNow; + Console.WriteLine($"DateUTC: {utc}"); + + Console.WriteLine($"GetUserTime: {GetUserTime()}"); + Console.WriteLine($"GetUtcUserTime: {GetUtcUserTime(dt)}"); + + DateTime localDate = DateTime.Now; + DateTime utcDate = DateTime.UtcNow; + String[] cultureNames = { "en-US", "en-GB", "fr-FR", + "de-DE", "ru-RU" } ; + + foreach (var cultureName in cultureNames) { + var culture = new CultureInfo(cultureName); + Console.WriteLine("{0}:", culture.NativeName); + Console.WriteLine(" Local date and time: {0}, {1:G}", + localDate.ToString(culture), localDate.Kind); + Console.WriteLine(" UTC date and time: {0}, {1:G}\n", + utcDate.ToString(culture), utcDate.Kind); + } + + var tzd = TimeZoneInfo.FindSystemTimeZoneById("US/Eastern"); + Console.WriteLine($"TimeZone: {tzd}"); + + Console.WriteLine($"TimeZone: {TimeZoneInfo.FindSystemTimeZoneById("Pacific/Honolulu")}"); + + var tzs = TimeZoneInfo.GetSystemTimeZones(); + foreach(var tzi in tzs) + { + Console.WriteLine(tzi); + } + } + + /// <summary> + /// Returns a UTC time in the user's specified timezone. + /// </summary> + /// <param name="utcTime">The utc time to convert</param> + /// <param name="timeZoneName">Name of the timezone (Eastern Standard Time)</param> + /// <returns>New local time</returns> + public static DateTime GetUserTime(DateTime? utcTime = null) + { + if (utcTime == null) + utcTime = DateTime.UtcNow; + + return TimeZoneInfo.ConvertTimeFromUtc(utcTime.Value, TimeZoneInstance); + } + + /// <summary> + /// Converts local server time to the user's timezone and + /// returns the UTC date. + /// + /// Use this to convert user captured date inputs and convert + /// them to UTC. + /// + /// User input (their local time) comes in as local server time + /// -> convert to user's timezone from server time + /// -> convert to UTC + /// </summary> + /// <param name="localServerTime"></param> + /// <returns></returns> + public static DateTime GetUtcUserTime(DateTime? localServerTime) + { + if (localServerTime == null) + localServerTime = DateTime.Now; + + return TimeZoneInfo.ConvertTime(localServerTime.Value, TimeZoneInstance).ToUniversalTime(); + } + + /// <summary> + /// The users TimeZone using .NET TimeZoneNames + /// </summary> + public static string TimeZone + { + get { return _timeZone; } + set + { + TimeZoneInstance = null; + _timeZone = value; + } + } + public static TimeZoneInfo TimeZoneInstance + { + get + { + if (_timeZoneInstance == null) + { + try + { + _timeZoneInstance = TimeZoneInfo.FindSystemTimeZoneById(TimeZone); + } + catch + { + TimeZone = "Pacific/Honolulu"; + _timeZoneInstance = TimeZoneInfo.FindSystemTimeZoneById(TimeZone); + } + } + return _timeZoneInstance; + } + private set { _timeZoneInstance = value; } + } +}
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