DD.WellWorkover.Cloud/ConsoleApp1/Program.cs

using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using AsbCloudDb.Model;
using AsbCloudDb;
using Google.Apis.Drive.v3.Data;
using Microsoft.EntityFrameworkCore;

namespace ConsoleApp1
{
    //var options = new DbContextOptionsBuilder<AsbCloudDbContext>()
    //    .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
    //    .Options;
    //var context = new AsbCloudDbContext(options);

    class Program
    {
        private static double AssumeTimezoneOffset(DateTime nearToCurrentDate)
        {
            var offset = 5d;
            if (nearToCurrentDate.Kind == DateTimeKind.Unspecified)
            {
                var now = DateTime.UtcNow;
                var minutes = 60 * (now.Hour - nearToCurrentDate.Hour) + now.Minute - nearToCurrentDate.Minute;
                var minutesPositive = (1440_0000 + minutes) % 1440; //60*24
                var halfsHours = Math.Round(1d * minutesPositive / 30d); // quarters are ignored
                var hours = halfsHours / 2;
                offset = hours < 12 ? hours : 24 - hours ;
            }
            if (nearToCurrentDate.Kind == DateTimeKind.Local)
                offset = TimeZoneInfo.Local.BaseUtcOffset.TotalHours;

            return offset;
        }

        static void Main(/*string[] args*/)
        {
            var o = AssumeTimezoneOffset(new DateTime(2022, 01, 10, 15, 40, 00));
            //DbDemoDataService.AddDemoData();
            //.GetAwaiter().GetResult();

            Console.WriteLine("End of Test");
            Console.ReadLine();
            //var options = new DbContextOptionsBuilder<AsbCloudDbContext>()
            //    .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
            //    .Options;
            //var context = new AsbCloudDbContext(options);

            //var sett = context.Set<TelemetryDataSaub>();
            //var r = context.Database.ExecInsertOrUpdateAsync(sett, new List<TelemetryDataSaub> { 
            //    new TelemetryDataSaub
            //    {
            //        Date = DateTime.Now,
            //        IdTelemetry = 3,
            //        AxialLoad = 100.1f,
            //    },
            //    new TelemetryDataSaub
            //    {
            //        Date = DateTime.Now.AddSeconds(2),
            //        IdTelemetry = 3,
            //        AxialLoad = 100.2f,
            //    },
            //}, System.Threading.CancellationToken.None).Result;
        }
    }
}