@page "/myplaylists"
@attribute [Authorize]
@using System.Security.Claims
@using Microsoft.EntityFrameworkCore
@using Microsoft.AspNetCore.Components.Authorization
@inject AuthenticationStateProvider AuthenticationStateProvider
@inject AppDbContext Db
@inject NavigationManager Navigation

<h3>Мои плейлисты</h3>
<a href="/createplaylist" class="btn btn-success mb-3">Создать новый плейлист</a>

@if (playlists == null)
{
    <p>Загрузка...</p>
}
else if (!playlists.Any())
{
    <p>У вас пока нет общих плейлистов. Создайте первый!</p>
}
else
{
    <table class="table">
        <thead>
            <tr><th>Название</th><th>Дата создания</th><th>Ссылка</th><th>Настройки</th></tr>
        </thead>
        <tbody>
            @foreach (var pl in playlists)
            {
                <tr>
                    <td>@pl.Title</td>
                    <td>@pl.CreatedAt.ToShortDateString()</td>
                    <td><a href="/playlist/@pl.ShareSlug">открыть</a></td>
                    <td><a href="/settings/@pl.Id">настройки</a></td>
                </tr>
            }
        </tbody>
    </table>
}

@code {
    private List<SharedPlaylist>? playlists;
    private string? userId;

    protected override async Task OnInitializedAsync()
    {
        var authState = await AuthenticationStateProvider.GetAuthenticationStateAsync();
        userId = authState.User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
        if (userId != null)
        {
            playlists = await Db.SharedPlaylists
                .Where(p => p.OwnerUserId == userId)
                .OrderByDescending(p => p.CreatedAt)
                .ToListAsync();
        }
    }
}