using System; using System.Collections.Generic; using System.Text; using Microsoft.EntityFrameworkCore; using Microsoft.EntityFrameworkCore.Design; using Microsoft.EntityFrameworkCore.Infrastructure; namespace Application.ATG_Classic_App { /// /// Visual studio Add-Migration will detect and use this to get DbContext /// public class DesignTimeDbContextFactory : IDesignTimeDbContextFactory { public AppDbContext CreateDbContext(string[] args) { var option = new DbContextOptionsBuilder() .UseSqlite("Data Source=Application.ATG_Classic_App_database.db").Options; return new AppDbContext(option); return new AppDbContext(); } } }