using Elternbeirat.Contracts;
using Elternbeirat.PocketBase;
using Microsoft.AspNetCore.Components;

namespace Elternbeirat.Web.Features.Home;

public partial class Home
{
    [LoggerMessage(
        Level = LogLevel.Warning,
        Message = "Could not load the home page from PocketBase; embeds are omitted.")]
    private static partial void LogSourceUnavailable(
        ILogger logger,
        Exception exception);

    [Inject]
    private PocketBaseClient PocketBase { get; set; } = null!;

    [Inject]
    private ILogger<Home> Logger { get; set; } = null!;

    [CascadingParameter]
    private HttpContext? HttpContext { get; set; }

    // Which dynamic blocks the home page shows is editorial: it comes from the
    // "home" page's embed field in PocketBase, not from hard-coded markup.
    private IReadOnlyList<string> _embed = [];

    protected override async Task OnInitializedAsync()
    {
        try
        {
            var pages = await PocketBase.GetPagesAsync(HttpContext?.RequestAborted ?? default);
            var home = pages.FirstOrDefault(page => Page.IsHomeSlug(page.Slug));
            _embed = home?.Embed ?? [];
        }
        catch (PocketBaseUnavailableException exception)
        {
            // Only the embeds fail: render the static intro without them instead of a
            // 500. The home page's own text is markup, so it stays intact.
            LogSourceUnavailable(Logger, exception);
        }
    }
}