// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.EntityFrameworkCore;
 
namespace DatabaseErrorPageSample;
 
public class Startup
{
    public void ConfigureServices(IServiceCollection services)
    {
        services.AddDbContext<MyContext>(
            options => options.UseSqlite($"Data Source = DatabaseErrorPageSample.db"));
    }
 
    public void Configure(IApplicationBuilder app)
    {
        app.UseDeveloperExceptionPage();
#pragma warning disable CS0618 // Type or member is obsolete
        app.UseDatabaseErrorPage();
#pragma warning restore CS0618 // Type or member is obsolete
        app.Run(context =>
        {
            context.RequestServices.GetService<MyContext>().Blog.FirstOrDefault();
            return Task.FromResult(0);
        });
    }
 
    public static Task Main(string[] args)
    {
        var host = new HostBuilder()
            .ConfigureWebHost(webHostBuilder =>
            {
                webHostBuilder
                .UseKestrel()
                .UseIISIntegration()
                .UseStartup<Startup>();
            })
            .Build();
 
        return host.RunAsync();
    }
}
 
public class MyContext : DbContext
{
    public MyContext(DbContextOptions options)
        : base(options)
    {
    }
 
    public DbSet<Blog> Blog { get; set; }
}
 
public class Blog
{
    public int BlogId { get; set; }
    public string Url { get; set; }
}