Htmx/Htmx.ApiDemo/Templates/Greeting.htmx.routing.cs

using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Builder;
using Htmx.ApiDemo.Templates;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Net.Http.Headers;

namespace Htmx.ApiDemo;

public static partial class RouteMap
{
    public static void MapGetIndex(WebApplication app)
    => app.MapGet("/", (IHttpContextAccessor contextAccessor) =>
        {
            var context = contextAccessor.HttpContext
                ?? throw new InvalidOperationException("HttpContext is not available.");

            var isAuthenticate = context.User.Identity?.IsAuthenticated ?? false;
            var JohnDoe = "John Doe";
            var claimedName = context.User.Claims.FirstOrDefault(c => c.Type == "DisplayName")?.Value ?? JohnDoe;
            string name =
                isAuthenticate && claimedName is not null ? claimedName : JohnDoe;

            var greet = new Greeting { Username = name, Count = 0, GreetingId = Guid.NewGuid() };
            greet.HtmxAwareWriteToBody(
                context: context,
                title: "Home",
                appName: "HtmxApp",
                pageTitle: "Home"
            );
        });

    private static void MapGetGreet(WebApplication app)
    => app.MapGet("/greet/{name}/{count}/{greetid}", 
    (
        [FromRoute] string name,
        [FromRoute] int count,
        [FromRoute] string greetid,
        [FromServices] IHttpContextAccessor contextAccessor
    ) =>
        {
            var context = contextAccessor.HttpContext
                ?? throw new InvalidOperationException("HttpContext is not available.");

            var id = Guid.TryParse(greetid, out var parsedId) ? parsedId : Guid.NewGuid();
            var greet = new Greeting { Username = name, Count = ++count, GreetingId = id };
            greet.HtmxAwareWriteToBody(
                context: context,
                title: "Greet",
                appName: "HtmxApp",
                pageTitle: "Greet"
            );
        });
}