Laba10/WpfAppUI/Data/ApplicationContextUI.cs

using Microsoft.EntityFrameworkCore;
using System;
using System.Net;
using System.Windows;
using WpfAppUI.Model;

namespace WpfAppUI.Data
{
    public class ApplicationContextUI : DbContext
    {
        public DbSet<Emploee> Emploees { get; set; }
        public DbSet<Post> Posts { get; set; }

        public ApplicationContextUI() 
        {
            Database.EnsureCreated();
        }

        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
        {
            string userName = Dns.GetHostName();
            IPAddress address = Dns.GetHostAddresses(userName)[0];
            if (address.ToString() == "fe80::f2c7:74a:aead:a3d4%22")
                optionsBuilder.UseLazyLoadingProxies().UseSqlServer("Data Source=vpmt.ru\\is3;Initial Catalog=Lavanda;Persist Security Info=True;User ID=user23;Password=user23;Trust Server Certificate=True;");
            else
                optionsBuilder.UseLazyLoadingProxies().UseSqlServer("Data Source=srv-wsr\\is3;Initial Catalog=Lavanda;Persist Security Info=True;User ID=user23;Password=user23;Trust Server Certificate=True;");
        }
    }
}