using Htmx.ApiDemo.Data;
using Microsoft.AspNetCore.Antiforgery;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;

namespace Htmx.ApiDemo.Templates;

public sealed class Register : RegisterBase
{
    private readonly byte[] _errorData;
    private readonly byte[] _afTokenData;

    public Register(string? errorMessage = null, string? afToken = null)
    {
        _errorData = string.IsNullOrEmpty(errorMessage)
            ? []
            : $"""<div class="rounded-md bg-destructive/15 px-4 py-3 text-sm text-destructive border border-destructive/30">{System.Web.HttpUtility.HtmlEncode(errorMessage)}</div>""".ToUtf8Bytes();

        _afTokenData = string.IsNullOrEmpty(afToken)
            ? []
            : $"""<input type="hidden" name="__RequestVerificationToken" value="{System.Web.HttpUtility.HtmlAttributeEncode(afToken)}" />""".ToUtf8Bytes();
    }

    protected override void RenderErrorMessage(HtmxRenderContext ctx)    => ctx.Writer.WriteUtf8(_errorData);
    protected override void RenderAntiforgeryToken(HtmxRenderContext ctx) => ctx.Writer.WriteUtf8(_afTokenData);
}