Добавлен playlist shared

PlaylistShared/Components/Pages/MyPlaylists.razor

@@ -0,0 +1,57 @@
+@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();
+        }
+    }
+}