Emberend/Endpoints/UserAccess.cs

using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Http;

namespace Emberend.Endpoints;

public static class UserAccess
{
    public static void MapUserAccessEndpoints(this IEndpointRouteBuilder routes)
    {
        MapGetLogin(routes);
        MapGetUserById(routes);
        MapGetRegister(routes);
    }

    private static void MapGetLogin(IEndpointRouteBuilder routes)
    {
        routes.MapGet("/login", async context =>
        {
            await context.Response.WriteAsync("/login");
        });
    }

    private static void MapGetRegister(IEndpointRouteBuilder routes)
    {
        routes.MapGet("/register", async context =>
        {
            await context.Response.WriteAsync("/register");
        });
    }

    private static void MapGetUserById(IEndpointRouteBuilder routes)
    {
        routes.MapGet("/user/{id}", async context =>
        {
            var id = context.Request.RouteValues["id"];
            //Dodaj null check ^

            await context.Response.WriteAsync($"User: {id}");
        });
    }
}