/// <summary>
/// Set "TimeZoneInfo.Local" to actual local time zone. (include "UseSystemTimeZones()")
/// </summary>
public static void UseLocalTimeZone(this IComponentsApplicationBuilder app)
{
app.UseSystemTimeZones();
var jsRuntime = app.Services.GetService(typeof(IJSRuntime)) as IJSInProcessRuntime;
if (jsRuntime != null)
{
var ianaTimeZoneName = jsRuntime.Invoke <string>("eval", "(function(){try { return ''+ Intl.DateTimeFormat().resolvedOptions().timeZone; } catch(e) {} return 'UTC';}())");
TimeZoneKit.TimeZoneKit.SetLocalTimeZoneByIANAName(ianaTimeZoneName);
}
}
/// <summary>
/// Set "TimeZoneInfo.Local" to the time zone that specified IANA name. (include "UseSystemTimeZones()")
/// </summary>
public static void UseLocalTimeZoneByIANAName(this IComponentsApplicationBuilder app, string ianaTimeZoneName)
{
app.UseSystemTimeZones();
TimeZoneKit.TimeZoneKit.SetLocalTimeZoneByIANAName(ianaTimeZoneName);
}
/// <summary>
/// Set "TimeZoneInfo.Local" to the time zone that specified id. (include "UseSystemTimeZones()")
/// </summary>
public static void UseLocalTimeZone(this IComponentsApplicationBuilder app, string timeZoneId)
{
app.UseSystemTimeZones();
TimeZoneKit.TimeZoneKit.SetLocalTimeZone(timeZoneId);
}