Files
Elternbeirat/Elternbeirat.Web/Features/Posts/PostDetail.razor.cs
T

60 lines
1.9 KiB
C#

using System.Globalization;
using Elternbeirat.Contracts;
using Elternbeirat.PocketBase;
using Elternbeirat.Web.Shared;
using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Http;
namespace Elternbeirat.Web.Features.Posts;
public partial class PostDetail
{
private static readonly CultureInfo German = CultureInfo.GetCultureInfo("de-DE");
[LoggerMessage(Level = LogLevel.Warning, Message = "Could not load post '{slug}' from PocketBase.")]
private static partial void LogLoadFailed(ILogger logger, string slug, Exception exception);
[Parameter]
public string Slug { get; set; } = string.Empty;
[Inject]
private PocketBaseClient PocketBase { get; set; } = default!;
[Inject]
private ILogger<PostDetail> Logger { get; set; } = default!;
[CascadingParameter]
private HttpContext? HttpContext { get; set; }
private Post? _post;
// The post body rendered from Markdown to HTML, ready to emit as a
// MarkupString in the markup.
private MarkupString Body => (MarkupString)Markdown.ToHtml(_post?.Body);
protected override async Task OnParametersSetAsync()
{
try
{
var posts = await PocketBase.GetPostsAsync();
_post = posts.FirstOrDefault(
p => string.Equals(p.Slug, Slug, StringComparison.OrdinalIgnoreCase));
}
catch (HttpRequestException ex)
{
// Source unreachable -> treat as "not found" rather than a 500. The
// 404 branch below serves the friendly /not-found page.
LogLoadFailed(Logger, Slug, ex);
_post = null;
}
// Unknown slug (or unreachable source) -> 404, so
// UseStatusCodePagesWithReExecute serves the /not-found page instead of an
// empty 200 response.
if (_post is null && HttpContext is not null)
{
HttpContext.Response.StatusCode = StatusCodes.Status404NotFound;
}
}
}