@page "/books"
@attribute [Microsoft.AspNetCore.Authorization.Authorize]
@using SecDevOpsLab.Models
@using SecDevOpsLab.Data
@inject AppDbContext Db
@rendermode InteractiveServer

<h3>Bücherverwaltung</h3>
<input @bind="newBook.Title" placeholder="Titel" />
<input @bind="newBook.Author" placeholder="Autor" />
<button @onclick="Save">Speichern</button>

<hr />
<ul>
    @foreach (var b in bookList) {
        <li>@b.Title von @b.Author</li>
    }
</ul>

@code {
    private Book newBook = new();
    private List<Book> bookList = new();

    protected override async Task OnInitializedAsync() => bookList = await Microsoft.EntityFrameworkCore.EntityFrameworkQueryableExtensions.ToListAsync(Db.Books);

    private async Task Save() {
        Db.Books.Add(newBook);
        await Db.SaveChangesAsync();
        newBook = new();
        bookList = await Microsoft.EntityFrameworkCore.EntityFrameworkQueryableExtensions.ToListAsync(Db.Books);
    }
}