Přemístění + dodělání funkčnosti webu.

web/StuzkovakWeb/Areas/Admin/Views/Dashboard/Index.cshtml

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+@{
+    ViewData["Title"] = "Dashboard";
+}
+
+<h1>Admin Dashboard</h1>
+<p>Vítejte v administraci.</p>
+
+<div class="row mt-4">
+    <div class="col-md-4">
+        <div class="card text-white bg-primary mb-3">
+            <div class="card-header">Pozvánky</div>
+            <div class="card-body">
+                <h5 class="card-title">Správa pozvánek</h5>
+                <p class="card-text">Přidání, mazání a úprava pozvánek pro učitele.</p>
+                <a asp-controller="Invites" asp-action="Index" class="btn btn-light">Jít k pozvánkám</a>
+            </div>
+        </div>
+        <div class="card text-white bg-secondary mb-3">
+            <div class="card-header">Uživatelé</div>
+            <div class="card-body">
+                <h5 class="card-title">Správa uživatelů</h5>
+                <p class="card-text">Zobrazení a úprava uživatelů.</p>
+                <a asp-controller="Users" asp-action="Index" class="btn btn-light">Jít k uživatelům</a>
+            </div>
+        </div>
+    </div>
+</div>

web/StuzkovakWeb/Areas/Admin/Views/Invites/Details.cshtml

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+@model StuzkovakWeb.ViewModels.AdminInviteDetailViewModel
+@{
+    ViewData["Title"] = "Detail pozvánky";
+}
+
+<div class="mb-4">
+    <a asp-action="Index" class="btn btn-secondary">&larr; Zpět na seznam pozvánek</a>
+</div>
+
+@if (TempData["SuccessMessage"] != null)
+{
+    <div class="alert alert-success">@TempData["SuccessMessage"]</div>
+}
+
+<div class="card mb-4">
+    <div class="card-header bg-primary text-white">
+        <h3 class="card-title mb-0">Pozvánka pro učitele: @Model.TeacherName</h3>
+    </div>
+    <div class="card-body">
+        <dl class="row">
+            <dt class="col-sm-3">ID</dt>
+            <dd class="col-sm-9">@Model.Id</dd>
+
+            <dt class="col-sm-3">Učitel</dt>
+            <dd class="col-sm-9">@Model.TeacherName</dd>
+
+            <dt class="col-sm-3">Přijetí</dt>
+            <dd class="col-sm-9">@{
+                                     if (Model.IsAccepted == true)
+                                     {
+                                         <span class="badge bg-success">Ano</span>
+                                     }
+                                     else if (Model.IsAccepted == false)
+                                     {
+                                         <span class="badge bg-danger">Ne</span>
+                                     }
+                                 }</dd>
+        </dl>
+    </div>
+</div>
+
+<div class="card mb-4">
+    <div class="card-header">
+        <h5 class="mb-0">Upravit jméno učitele</h5>
+    </div>
+    <div class="card-body">
+        <form asp-action="Edit" method="post">
+            @Html.AntiForgeryToken()
+            <input type="hidden" name="id" value="@Model.Id" />
+            <div class="mb-3">
+                <label for="name" class="form-label">Jméno učitele</label>
+                <input type="text" class="form-control" id="name" name="name" value="@Model.TeacherName" required />
+            </div>
+            <button type="submit" class="btn btn-primary">Uložit</button>
+        </form>
+    </div>
+</div>
+
+<form asp-action="Delete" asp-route-id="@Model.Id" method="post"
+      onsubmit="return confirm('Opravdu smazat tuto pozvánku?');">
+    @Html.AntiForgeryToken()
+    <button type="submit" class="btn btn-danger">Smazat pozvánku</button>
+</form>

web/StuzkovakWeb/Areas/Admin/Views/Invites/Index.cshtml

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+@model List<StuzkovakWeb.Entities.InviteEntity>
+@{
+    ViewData["Title"] = "Invite Management";
+}
+
+<div class="d-flex justify-content-between align-items-center mb-4">
+    <h1>Pozvánky</h1>
+    <button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#createInviteModal">
+        + Nová pozvánka
+    </button>
+</div>
+
+@if (TempData["SuccessMessage"] != null)
+{
+    <div class="alert alert-success">@TempData["SuccessMessage"]</div>
+}
+
+<table class="table table-striped table-hover">
+    <thead class="table-dark">
+        <tr>
+            <th>ID</th>
+            <th>Učitel</th>
+            <th>Potvrzení</th>
+            <th>Actions</th>
+        </tr>
+    </thead>
+    <tbody>
+        @foreach (var invite in Model)
+        {
+            <tr>
+                <td>@invite.Id</td>
+                <td>@invite.TeacherName</td>
+                <td>@{
+                        if (invite.IsAccepted == true)
+                        {
+                            <span class="badge bg-success">Ano</span>
+                        }
+                        else if (invite.IsAccepted == false)
+                        {
+                            <span class="badge bg-danger">Ne</span>
+                        }
+                    }</td>
+                <td class="d-flex gap-1">
+                    <a asp-action="Details" asp-route-id="@invite.Id" class="btn btn-sm btn-outline-primary">Details</a>
+                    <form asp-action="Delete" asp-route-id="@invite.Id" method="post"
+                          onsubmit="return confirm('Opravdu smazat tuto pozvánku?');">
+                        @Html.AntiForgeryToken()
+                        <button type="submit" class="btn btn-sm btn-outline-danger">Smazat</button>
+                    </form>
+                    <a
+                        asp-area="" asp-controller="Home" asp-action="Index" asp-route-id="@invite.Id"
+                        class="btn btn-sm btn-outline-secondary">
+                        Ukázka
+                    </a>
+                </td>
+            </tr>
+        }
+    </tbody>
+</table>
+
+<!-- Create Invite Modal -->
+<div class="modal fade" id="createInviteModal" tabindex="-1" aria-labelledby="createInviteModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <form asp-action="Create" method="post">
+                @Html.AntiForgeryToken()
+                <div class="modal-header">
+                    <h5 class="modal-title" id="createInviteModalLabel">Nová pozvánka</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+                </div>
+                <div class="modal-body">
+                    <div class="mb-3">
+                        <label for="teacherName" class="form-label">Jméno učitele</label>
+                        <input type="text" class="form-control" id="teacherName" name="teacherName" required autofocus />
+                    </div>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Zrušit</button>
+                    <button type="submit" class="btn btn-primary">Vytvořit</button>
+                </div>
+            </form>
+        </div>
+    </div>
+</div>

web/StuzkovakWeb/Areas/Admin/Views/Shared/_AdminLayout.cshtml

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+<!DOCTYPE html>
+<html lang="cs">
+<head>
+    <meta charset="utf-8"/>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
+    <title>@ViewData["Title"] - Admin Panel</title>
+    <link rel="stylesheet" href="~/lib/bootstrap/dist/css/bootstrap.min.css"/>
+    <link rel="stylesheet" href="~/css/site.css" asp-append-version="true"/>
+    <style>
+        body { display: flex; min-height: 100vh; flex-direction: column; }
+        .wrapper { display: flex; flex: 1; }
+        #sidebar { min-width: 250px; max-width: 250px; background: #343a40; color: #fff; transition: all 0.3s; }
+        #sidebar .sidebar-header { padding: 20px; background: #3c444b; }
+        #sidebar ul.components { padding: 20px 0; border-bottom: 1px solid #47748b; }
+        #sidebar ul p { color: #fff; padding: 10px; }
+        #sidebar ul li a { padding: 10px; font-size: 1.1em; display: block; color: #fff; text-decoration: none; }
+        #sidebar ul li a:hover { color: #343a40; background: #fff; }
+        #content { width: 100%; padding: 20px; }
+    </style>
+</head>
+<body>
+<header>
+    <nav class="navbar navbar-expand-sm navbar-dark bg-dark border-bottom box-shadow">
+        <div class="container-fluid">
+            <a class="navbar-brand" asp-area="" asp-controller="Home" asp-action="Index">StuzkovakWeb <small class="text-muted">Admin</small></a>
+            <div class="navbar-collapse collapse d-sm-inline-flex justify-content-between">
+                <ul class="navbar-nav flex-grow-1">
+                </ul>
+                <ul class="navbar-nav">
+                    <li class="nav-item">
+                        <a class="nav-link text-light" asp-area="" asp-controller="Home" asp-action="Index">Back to Site</a>
+                    </li>
+                </ul>
+            </div>
+        </div>
+    </nav>
+</header>
+
+<div class="wrapper">
+    <!-- Sidebar -->
+    <nav id="sidebar">
+        <div class="sidebar-header">
+            <h3>Admin Panel</h3>
+        </div>
+
+        <ul class="list-unstyled components">
+            <li class="@(ViewContext.RouteData.Values["controller"]?.ToString() == "Dashboard" ? "active" : "")">
+                <a asp-area="Admin" asp-controller="Dashboard" asp-action="Index">Dashboard</a>
+            </li>
+            <li class="@(ViewContext.RouteData.Values["controller"]?.ToString() == "Users" ? "active" : "")">
+                <a asp-area="Admin" asp-controller="Users" asp-action="Index">Uživatelé</a>
+            </li>
+            <li class="@(ViewContext.RouteData.Values["controller"]?.ToString() == "Invites" ? "active" : "")">
+                <a asp-area="Admin" asp-controller="Invites" asp-action="Index">Pozvánky</a>
+            </li>
+        </ul>
+    </nav>
+
+    <!-- Page Content -->
+    <div id="content">
+        <main role="main" class="pb-3">
+            @RenderBody()
+        </main>
+    </div>
+</div>
+
+<script src="~/lib/jquery/dist/jquery.min.js"></script>
+<script src="~/lib/bootstrap/dist/js/bootstrap.bundle.min.js"></script>
+@await RenderSectionAsync("Scripts", required: false)
+</body>
+</html>

web/StuzkovakWeb/Areas/Admin/Views/Users/Details.cshtml

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+@model UserWithRolesViewModel
+@{
+    ViewData["Title"] = "User Details";
+}
+
+<div class="mb-4">
+    <a asp-action="Index" class="btn btn-secondary">&larr; Back to List</a>
+</div>
+
+@if (TempData["SuccessMessage"] != null)
+{
+    <div class="alert alert-success">@TempData["SuccessMessage"]</div>
+}
+
+<div class="card mb-4">
+    <div class="card-header bg-primary text-white">
+        <h3 class="card-title mb-0">User Information: @Model.UserEntity.UserName</h3>
+    </div>
+    <div class="card-body">
+        <dl class="row">
+            <dt class="col-sm-3">ID</dt>
+            <dd class="col-sm-9">@Model.UserEntity.Id</dd>
+
+            <dt class="col-sm-3">Username</dt>
+            <dd class="col-sm-9">@Model.UserEntity.UserName</dd>
+
+            <dt class="col-sm-3">Email</dt>
+            <dd class="col-sm-9">@Model.UserEntity.Email</dd>
+
+            <dt class="col-sm-3">Roles</dt>
+            <dd class="col-sm-9">
+                @foreach (var role in Model.Roles)
+                {
+                    <span class="badge @(role == "Admin" ? "bg-danger" : "bg-info")">@role</span>
+                }
+            </dd>
+        </dl>
+    </div>
+</div>
+
+<div class="card">
+    <div class="card-header">
+        <h5 class="mb-0">Edit Roles</h5>
+    </div>
+    <div class="card-body">
+        <form asp-action="UpdateRoles" asp-route-id="@Model.UserEntity.Id" method="post">
+            @Html.AntiForgeryToken()
+            <div class="d-flex gap-4 flex-wrap mb-3">
+                @foreach (var role in Model.AllRoles)
+                {
+                    <div class="form-check">
+                        <input class="form-check-input" type="checkbox"
+                               name="selectedRoles" value="@role" id="role_@role"
+                               @(Model.Roles.Contains(role) ? "checked" : "") />
+                        <label class="form-check-label" for="role_@role">@role</label>
+                    </div>
+                }
+            </div>
+            <button type="submit" class="btn btn-primary">Save Roles</button>
+        </form>
+    </div>
+</div>

web/StuzkovakWeb/Areas/Admin/Views/Users/Index.cshtml

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+@model IEnumerable<UserWithRolesViewModel>
+@{
+    ViewData["Title"] = "User Management";
+}
+
+<div class="d-flex justify-content-between align-items-center mb-4">
+    <h1>Users</h1>
+</div>
+
+<table class="table table-striped table-hover">
+    <thead class="table-dark">
+        <tr>
+            <th>ID</th>
+            <th>Username</th>
+            <th>Email</th>
+            <th>Roles</th>
+            <th>Actions</th>
+        </tr>
+    </thead>
+    <tbody>
+        @foreach (var vm in Model)
+        {
+            <tr>
+                <td>@vm.UserEntity.Id</td>
+                <td>@vm.UserEntity.UserName</td>
+                <td>@vm.UserEntity.Email</td>
+                <td>
+                    @foreach (var role in vm.Roles)
+                    {
+                        <span class="badge @(role == "Admin" ? "bg-danger" : "bg-info")">@role</span>
+                    }
+                </td>
+                <td>
+                    <a asp-action="Details" asp-route-id="@vm.UserEntity.Id" class="btn btn-sm btn-outline-primary">Details</a>
+                </td>
+            </tr>
+        }
+    </tbody>
+</table>

web/StuzkovakWeb/Areas/Admin/Views/_ViewImports.cshtml

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+@using StuzkovakWeb
+@using StuzkovakWeb.Models
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

web/StuzkovakWeb/Areas/Admin/Views/_ViewStart.cshtml

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+@{
+    Layout = "_AdminLayout";
+}