Adj. README

exam/README.md

@@ -1,3 +1,85 @@
+# Übersicht der Inhalt
+
+### Fett markierte Verzeichnisse und deren Inhalt sind von besonderem Interesse
+
+- **api**
+  - docs
+    - API Dokumentation (openAPI 3.0)
+  - Login
+    - `Login.php` Endpunkt Klasse für `api/api/login`
+  - Logout
+    - `Logout.php` Endpunkt Klasse für `api/api/login`
+  - Posts
+    - `Posts.php` Endpunkt Klasse für `api/api/posts`
+    - `Posts.php` Endpunkt Klasse für `api/api/posts/{id}`
+  - Refresh
+    - `Refresh.php` Endpunkt Klasse für `api/api/refresh`
+  - Register
+    - `Register.php` Endpunkt Klasse für `api/api/register`
+  - Users
+    - `Users.php` Endpunkt Klasse für `api/users`
+    - `Users.php` Endpunkt Klasse für `api/users/{id}`
+    - Image
+      - `Image.php` Endpunkt Klasse für `api/users{id}/image`
+    - Permissions
+      - `Permissions.php` Endpunkt Klasse für `api/users/{id}/permissions`
+    - Posts
+      - `Posts.php` Endpunkt Klasse für `api/users{id}/posts`
+  - `index.php`
+    - API Einstiegspunkt
+- **classes**
+  - Api
+    - `Api.php`: Basisklasse für Endpunkte
+  - ApiError
+    - `ApiError.php`: Facade für Fehler die das Api zurück gibt
+  - Auth
+    - `AdminAuth.php`: Middleware für Authentifizierung zuzüglich Admin Rechte
+    - `Auth.php`: Middleware für Authentifizierung
+    - `OptAuth.php`: Middleware für optionale Authentifizierung
+  - Config
+    - `Config.php`: Singleton für Applikationskonfiguration
+  - Database
+    - `Database.php`: Singleton für Datenbankzugriffe (Wrapper um PDO)
+  - GUID
+    - `GUID.php`: Facade für GUID Algorithmen
+  - Input
+    - `Input.php`: Facade die SimpleRouters `Input` Klasse wrapped für 
+                   einfacheren Zugriff auf häufig verwendete Methoden
+  - Models
+    - Post
+      - `Post.php`: Modellklasse für Posts. Abstrahiert und kapselt
+                    Datenbankzugriffe
+    - User
+      - `User.php`: Modellklasse für User. Abstrahiert und kapselt
+                    Datenbankzugriffe
+  - Request
+    - `Request.php`: Facade die SimpleRouters `Request` Klasse wrapped für 
+                     einfacheren Zugriff auf häufig verwendete Methoden
+  - Response
+    - `Response.php`: Facade die SimpleRouters `Response` Klasse wrapped für 
+                      einfacheren Zugriff auf häufig verwendete Methoden
+- **config**
+  - `app.php`: Applikationskonfiguration
+  - `database.php`: Datenbankverbindungsdaten
+- dist
+  - React Buildartefakte.
+- react
+  - React Projekt
+- **routes**
+  - `routes.php`: SimpleRouter Routenkonfiguration für die Applikation
+- storage:
+  - Speicherort für Profilbilder
+- **utils**:
+  - `helpers.php`: Kleine Helferlein
+- vendor:
+  - Verzeichnis für Composer Pakete
+
+# Autoloader
+
+Verwendet wird hier der Composer Autoloader. Konfiguriert werden dessen
+Namespaces in der `composer.json`. Durch `composer dump-autoload` wird
+der Autoloader aktualisiert sollten neue Namespaces hinzugefügt werden.
+
 # Voraussetzungen um das React Projekt zu bauen
 - Node 18
 - PNPM
@@ -18,7 +100,7 @@
 ## Tabelle `egb_gaestebuch`
 - Abänderung der Spalte `benutzer_id`: Non-Nullable gemacht
 - Abänderung der Spalte `beitrag`: Non-Nullable gemacht
-- Hinzufüge eines Foreign Key Constraints auf `benutzer_id`
+- Hinzufüge eines Foreign Key Constraints auf `benutzer_id` mit CASCADE (Löschen des Users löscht Beiträge)
 
 # Notwendige Anpassung für die Verzeichnisstruktur eines anderen Hosters
 

exam/api/Users/Permissions/Permissions.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Api\Users\Permissions;
+
+use Exception;
+use Khofmann\Api\Api;
+use Khofmann\Input\Input;
+use Khofmann\Models\User\User;
+use Khofmann\Response\Response;
+use Khofmann\ApiError\ApiError;
+use Khofmann\Request\Request;
+
+/**
+ * User permissions route handlers
+ */
+class Permissions extends Api
+{
+  /**
+   * Permissions PATCH handler
+   *
+   * Sets user admin or not.
+   *
+   * Returns updated user.
+   *
+   * @param mixed $id User ID
+   *
+   * @throws 404 User not found
+   * @throws 500 Failed to update user permissions
+   */
+  public function patch($id): void
+  {
+    // Fetch all inputs.
+    $isAdmin = Input::post("isAdmin");
+
+    // Try and update user image.
+    // Throw errors according to situation.
+    try {
+      Response::json(User::getByID($id)->updatePermissions($isAdmin));
+    } catch (Exception $err) {
+      switch ($err->getMessage()) {
+        case "NotFound":
+          throw ApiError::notFound("user");
+        default:
+          // Due to how the failed field is handled, it's ApiError is inside the models update
+          throw $err;
+      }
+    }
+  }
+}

exam/api/docs/api.yaml

@@ -640,6 +640,57 @@ paths:
                     }
       tags:
         - User
+  /users/{id}/permissions:
+    post:
+      summary: Update user permissions
+      description: Update user permissions with ID.
+      security:
+        - BasicAuth: [isAdmin]
+      parameters:
+        - name: id
+          in: path
+          description: User ID
+          required: true
+          schema:
+            type: integer
+            format: int14
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/UserPermissionsUpdateRequest"
+      responses:
+        200:
+          description: Success.
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/UserResponse"
+        404:
+          description: User not found.
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/NotFoundResponse"
+              examples:
+                User not found:
+                  value: { "code": "NotFound", "entity": "user" }
+        500:
+          description: Update failed.
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/FailedUpdateResponse"
+              examples:
+                Failed username:
+                  value:
+                    {
+                      "code": "FailedUpdate",
+                      "fields": ["isAdmin"],
+                      "reasons": ["string"],
+                    }
+      tags:
+        - User
   /users/{id}/posts:
     get:
       summary: Get user posts
@@ -816,6 +867,11 @@ components:
           type: string
         email:
           type: string
+    UserPermissionsUpdateRequest:
+      type: object
+      properties:
+        isAdmin:
+          type: boolean
     UserImageUpdateRequest:
       type: object
       properties:

exam/classes/Models/User/User.php

@@ -339,7 +339,7 @@ class User implements JsonSerializable
       $data
     );
 
-    return ["pages" => intdiv($count, $limit + 1), "data" => $list];
+    return ["pages" => intdiv($count, $limit + 1) + 1, "data" => $list];
   }
 
   /**
@@ -425,7 +425,7 @@ class User implements JsonSerializable
   }
 
   /**
-   * Update post
+   * Update user
    *
    * Does nothing if new all fields are empty
    *
@@ -515,7 +515,7 @@ class User implements JsonSerializable
   }
 
   /**
-   * Update post
+   * Update user
    *
    * Does nothing if all fields are empty
    *
@@ -528,26 +528,21 @@ class User implements JsonSerializable
   {
     $db = Database::getInstance();
 
+    // Grab old picture
+    $stmt = $db->prepare("SELECT image FROM egb_benutzer WHERE id = :ID");
+    $stmt->bindValue(":ID", $this->id);
+    $stmt->execute();
+    $oldImage = $stmt->fetch(PDO::FETCH_COLUMN, 0);
+
     // Make sure we do all changes or none
     $db->beginTransaction();
 
     $failed = [];
     $reasons = [];
-
-    try {
-      $stmt = $db->prepare("SELECT image FROM egb_benutzer WHERE id = :ID");
-      $stmt->bindValue(":ID", $this->id);
-      $stmt->execute();
-      $oldImage = $stmt->fetch(PDO::FETCH_COLUMN, 0);
-      if (strpos($oldImage, "default") === false) unlink(Config::getStorageFSPath() . $oldImage);
-    } catch (Exception $e) {
-    }
-
     if (!empty($image)) {
-      // Move file and grab filename
+      // Generate new filename
       $destinationFilename = sprintf('%s.%s', uniqid(), $image->getExtension());
-      $image->move(Config::getStorageFSPath() . "profilbilder/$destinationFilename");
-
+      // Try and update user record
       try {
         $stmt = $db->prepare("UPDATE egb_benutzer SET image = :IMG WHERE id = :ID");
         $stmt->bindValue(":IMG", "profilbilder/$destinationFilename");
@@ -557,6 +552,8 @@ class User implements JsonSerializable
           array_push($failed, "image");
           array_push($reasons, "generic");
         }
+        // Move file
+        $image->move(Config::getStorageFSPath() . "profilbilder/$destinationFilename");
       } catch (Exception $e) {
         array_push($failed, "image");
         if ($e->getCode() === "23000") {
@@ -594,11 +591,79 @@ class User implements JsonSerializable
     // Commit the changes
     $db->commit();
 
+    // Delete old picture if it isn't a default one and if it exists.
+    try {
+      if (strpos($oldImage, "default") === false && is_file(Config::getStorageFSPath() . $oldImage)) unlink(Config::getStorageFSPath() . $oldImage);
+    } catch (Exception $e) {
+    }
+
     return User::getByID($this->id);
   }
 
   /**
-   * Delete user
+   * Update user
+   *
+   * Does nothing if new all fields are empty
+   *
+   * @param ?bool $isAdmin Admin permission
+   *
+   * @throws Failed Failed to update admin status
+   */
+  public function updatePermissions(?bool $isAdmin): User
+  {
+    $db = Database::getInstance();
+
+    // Make sure we do all changes or none
+    $db->beginTransaction();
+
+    $failed = [];
+    $reasons = [];
+    if (isset($isAdmin)) {
+      // Clear tokens to revoke access if logged in
+      $stmt = $db->prepare(
+        "UPDATE
+          egb_benutzer
+        SET
+          isadmin = :ADM,
+          token = NULL,
+          tokenExpiry = NULL,
+          refreshToken = NULL,
+          refreshExpiry = NULL
+        WHERE
+          id = :ID"
+      );
+      $stmt->bindValue(":ADM", $isAdmin);
+      $stmt->bindValue(":ID", $this->id);
+      try {
+        if (!$stmt->execute()) {
+          array_push($failed, "username");
+          array_push($reasons, "generic");
+        }
+      } catch (Exception $e) {
+        array_push($failed, "username");
+        if ($e->getCode() === "23000") {
+          $pdoErr = $stmt->errorInfo()[1];
+          if ($pdoErr === 1062) array_push($reasons, "Duplicate");
+          else array_push($reasons, "SQL: $pdoErr");
+        } else array_push($reasons, "{$e->getCode()}");
+      }
+    }
+
+    if (count($failed) > 0) {
+      // We failed, go back
+      $db->rollBack();
+
+      throw ApiError::failedUpdate($failed, $reasons);
+    }
+
+    // Commit the changes
+    $db->commit();
+
+    return User::getByID($this->id);
+  }
+
+  /**
+   * Delete user and image
    *
    * @param int $limit Limit of list for which the returned pages is calculated.
    *
@@ -609,6 +674,7 @@ class User implements JsonSerializable
     $db = Database::getInstance();
     $stmt = $db->prepare("DELETE FROM egb_benutzer WHERE id = :ID");
     $stmt->bindValue(":ID", $this->id);
+    $stmt->execute();
 
     $stmt = $db->prepare(
       "SELECT
@@ -619,6 +685,12 @@ class User implements JsonSerializable
     $stmt->execute();
     $count = $stmt->fetch(PDO::FETCH_COLUMN, 0);
 
+    // Delete picture if it isn't a default one and if it exists.
+    try {
+      if (strpos($this->image, "default") === false && is_file(Config::getStorageFSPath() . $this->image)) unlink(Config::getStorageFSPath() . $this->image);
+    } catch (Exception $e) {
+    }
+
     return ["pages" => intdiv($count, $limit + 1) + 1, "data" => $this];
   }
 

exam/dist/index.html

@@ -23,10 +23,10 @@
 
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>GuestBook</title>
-    <script type="module" crossorigin src="/phpCourse/exam/dist/assets/index-ClGBs-iO.js"></script>
+    <script type="module" crossorigin src="/phpCourse/exam/dist/assets/index-SI5snNZz.js"></script>
     <link rel="modulepreload" crossorigin href="/phpCourse/exam/dist/assets/react-C9_qfvjK.js">
     <link rel="modulepreload" crossorigin href="/phpCourse/exam/dist/assets/mui-BnAUJOoN.js">
-    <link rel="modulepreload" crossorigin href="/phpCourse/exam/dist/assets/tanstack-BqkrhB-y.js">
+    <link rel="modulepreload" crossorigin href="/phpCourse/exam/dist/assets/tanstack-DpDh5IPY.js">
     <link rel="modulepreload" crossorigin href="/phpCourse/exam/dist/assets/zustand-DKxXQGKw.js">
     <link rel="modulepreload" crossorigin href="/phpCourse/exam/dist/assets/i18n-Be01V9yD.js">
     <link rel="stylesheet" crossorigin href="/phpCourse/exam/dist/assets/mui-CKDNpdid.css">

exam/dist/locales/de/translation.json

@@ -20,6 +20,9 @@
   "NotAllowed_postUpdate": "Keine Berechtigung",
   "NotFound_post:postUpdate": "Post nicht gefunden",
 
+  "NotAllowed_delete|PermissionsUser": "Keine Berechtigung",
+  "NotFound_user:delete|PermissionsUser": "Benutzer nicht gefunden",
+
   "Duplicate_user:register": "Ein Benutzer mit diesem Benutzernamen oder E-Mail existiert schon",
 
   "username": "Benutzername",
@@ -97,5 +100,17 @@
   "Session expired": "Deine Sitzung ist abgelaufen.",
   "General error": "Da ist wohl was schief gelaufen.",
 
-  "Favicon": "Gästebuch Icons erstellt von Smashicons - Flaticon"
+  "Favicon": "Gästebuch Icons erstellt von Smashicons - Flaticon",
+
+  "Password confirm": "Passwort bestätigen",
+  "Password match": "Passwörter stimmen nicht überein",
+  "Change password": "Passwort ändern",
+
+  "Confirm user delete title": "Diesen User löschen?",
+  "Confirm user delete body": "Möchtest du {{name}} wirklich Löschen?",
+
+  "Manage users": "Benutzer verwalten",
+  "Admin": "Administration",
+  "Make Admin": "Administratorrecht erteilen",
+  "Demote Admin": "Administratorrecht entziehen"
 }

exam/dist/locales/en/translation.json

@@ -20,6 +20,9 @@
   "NotAllowed_postUpdate": "Not allowed",
   "NotFound_post:postUpdate": "Post not found",
 
+  "NotAllowed_delete|PermissionsUser": "Not allowed",
+  "NotFound_user:deleteUserdelete|PermissionsUser": "User not found",
+
   "Duplicate_user:register": "A user with this username or email already exists",
 
   "username": "username",
@@ -98,5 +101,17 @@
   "Session expired": "Your session has expired.",
   "General error": "Looks like something went wrong.",
 
-  "Favicon": "Guests book icons created by Smashicons - Flaticon"
+  "Favicon": "Guests book icons created by Smashicons - Flaticon",
+
+  "Password confirm": "Confirm password",
+  "Password match": "Password do not match",
+  "Change password": "Change password",
+
+  "Confirm user delete title": "Diesen User löschen?",
+  "Confirm user delete body": "Möchtest du {{name}} wirklich Löschen?",
+
+  "Manage users": "Manage users",
+  "Admin": "Administration",
+  "Make Admin": "Make Admin",
+  "Demote Admin": "Demote Admin"
 }

exam/react/package.json

@@ -1,7 +1,7 @@
 {
   "name": "react",
   "private": true,
-  "version": "1.0.0",
+  "version": "3.0.0",
   "type": "module",
   "scripts": {
     "dev": "vite",

exam/react/public/locales/de/translation.json

@@ -20,6 +20,9 @@
   "NotAllowed_postUpdate": "Keine Berechtigung",
   "NotFound_post:postUpdate": "Post nicht gefunden",
 
+  "NotAllowed_delete|PermissionsUser": "Keine Berechtigung",
+  "NotFound_user:delete|PermissionsUser": "Benutzer nicht gefunden",
+
   "Duplicate_user:register": "Ein Benutzer mit diesem Benutzernamen oder E-Mail existiert schon",
 
   "username": "Benutzername",
@@ -97,5 +100,17 @@
   "Session expired": "Deine Sitzung ist abgelaufen.",
   "General error": "Da ist wohl was schief gelaufen.",
 
-  "Favicon": "Gästebuch Icons erstellt von Smashicons - Flaticon"
+  "Favicon": "Gästebuch Icons erstellt von Smashicons - Flaticon",
+
+  "Password confirm": "Passwort bestätigen",
+  "Password match": "Passwörter stimmen nicht überein",
+  "Change password": "Passwort ändern",
+
+  "Confirm user delete title": "Diesen User löschen?",
+  "Confirm user delete body": "Möchtest du {{name}} wirklich Löschen?",
+
+  "Manage users": "Benutzer verwalten",
+  "Admin": "Administration",
+  "Make Admin": "Administratorrecht erteilen",
+  "Demote Admin": "Administratorrecht entziehen"
 }

exam/react/public/locales/en/translation.json

@@ -20,6 +20,9 @@
   "NotAllowed_postUpdate": "Not allowed",
   "NotFound_post:postUpdate": "Post not found",
 
+  "NotAllowed_delete|PermissionsUser": "Not allowed",
+  "NotFound_user:deleteUserdelete|PermissionsUser": "User not found",
+
   "Duplicate_user:register": "A user with this username or email already exists",
 
   "username": "username",
@@ -98,5 +101,17 @@
   "Session expired": "Your session has expired.",
   "General error": "Looks like something went wrong.",
 
-  "Favicon": "Guests book icons created by Smashicons - Flaticon"
+  "Favicon": "Guests book icons created by Smashicons - Flaticon",
+
+  "Password confirm": "Confirm password",
+  "Password match": "Password do not match",
+  "Change password": "Change password",
+
+  "Confirm user delete title": "Diesen User löschen?",
+  "Confirm user delete body": "Möchtest du {{name}} wirklich Löschen?",
+
+  "Manage users": "Manage users",
+  "Admin": "Administration",
+  "Make Admin": "Make Admin",
+  "Demote Admin": "Demote Admin"
 }

exam/react/src/api/Api.tsx

@@ -1,8 +1,17 @@
 import { createContext, FC, PropsWithChildren, useContext, useEffect, useRef, useState } from 'react';
+import { ERRORS } from '../components/Error/Errors';
 import { POST_LIMIT, PROFILE_POST_LIMIT } from '../constanst';
 import useGuestBookStore from '../store/store';
 import { PostAuth, PostCreate, PostDelete, PostListAuth, PostListNonAuth, PostNew, PostUpdate } from '../types/Post';
-import { User, UserCreate, UserImageUpdate, UserUpdate } from '../types/User';
+import {
+  User,
+  UserCreate,
+  UserDelete,
+  UserImageUpdate,
+  UserList,
+  UserPermissionsUpdate,
+  UserUpdate,
+} from '../types/User';
 
 const BASE = 'https://khofmann.userpage.fu-berlin.de/phpCourse/exam/api/';
 
@@ -19,11 +28,14 @@ interface ApiContext {
   updatePost?: (data: PostUpdate, id: number) => Promise<PostAuth>;
   deletePost?: (id: number) => Promise<PostDelete>;
 
+  users?: (page?: number) => Promise<UserList>;
   user?: (id?: number) => Promise<User>;
   createUser?: (data: UserCreate) => Promise<User>;
   confirmUser?: (code: string) => Promise<User>;
   updateUser?: (data: UserUpdate, id?: number) => Promise<User>;
   updateUserImage?: (data: UserImageUpdate, id?: number) => Promise<User>;
+  updateUserPermissions?: (data: UserPermissionsUpdate, id: number) => Promise<User>;
+  deleteUser?: (id: number) => Promise<UserDelete>;
 
   userPosts?: (id?: number) => Promise<PostListAuth>;
 }
@@ -47,11 +59,14 @@ export const useApi = () => {
     updatePost,
     deletePost,
 
+    users,
     user,
     createUser,
     confirmUser,
     updateUser,
     updateUserImage,
+    updateUserPermissions,
+    deleteUser,
 
     userPosts,
   } = useContext(ApiContext);
@@ -63,11 +78,14 @@ export const useApi = () => {
     newPost &&
     updatePost &&
     deletePost &&
+    users &&
     user &&
     createUser &&
     confirmUser &&
     updateUser &&
     updateUserImage &&
+    updateUserPermissions &&
+    deleteUser &&
     userPosts
   ) {
     return {
@@ -82,11 +100,14 @@ export const useApi = () => {
       updatePost,
       deletePost,
 
+      users,
       user,
       createUser,
       confirmUser,
       updateUser,
       updateUserImage,
+      updateUserPermissions,
+      deleteUser,
 
       userPosts,
     };
@@ -157,6 +178,12 @@ export const ApiProvider: FC<PropsWithChildren<Record<string, unknown>>> = ({ ch
     return await (await reAuth(() => _delete(`posts/${id}?l=${POST_LIMIT}`))).json();
   };
 
+  const users = async (page?: number): Promise<UserList> => {
+    const url = `users?p=${page ?? 0}&l=${POST_LIMIT}`;
+
+    return await (await reAuth(() => getAuth(url))).json();
+  };
+
   const user = async (id?: number): Promise<User> => {
     return await (await reAuth(() => getAuth(`users/${id ?? authenticatedUser?.id}`))).json();
   };
@@ -187,10 +214,21 @@ export const ApiProvider: FC<PropsWithChildren<Record<string, unknown>>> = ({ ch
     return _user;
   };
 
+  const updateUserPermissions = async (data: UserPermissionsUpdate, id: number): Promise<User> => {
+    const _user = await (
+      await reAuth(() => patchAuth(`users/${id}/permissions`, data as Record<string, unknown>))
+    ).json();
+    return _user;
+  };
+
   const userPosts = async (id?: number): Promise<PostListAuth> => {
     return await (await reAuth(() => getAuth(`users/${id}/posts?l=${PROFILE_POST_LIMIT}&s=desc`))).json();
   };
 
+  const deleteUser = async (id: number): Promise<UserDelete> => {
+    return await (await reAuth(() => _delete(`users/${id}?l=${POST_LIMIT}`))).json();
+  };
+
   /* IMPL */
 
   const post = async (endpoint: string, body?: Record<string, unknown>, headers?: HeadersInit) => {
@@ -284,9 +322,13 @@ export const ApiProvider: FC<PropsWithChildren<Record<string, unknown>>> = ({ ch
       const ret = await callback();
 
       return ret;
-    } catch {
+      //eslint-disable-next-line @typescript-eslint/no-explicit-any
+    } catch (error: any) {
+      console.log('[REAUTH] failed once', error);
+      if (error.code !== ERRORS.UNAUTHORIZED) throw error;
+
       try {
-        console.log('[REAUTH] fail, refreshing');
+        console.log('[REAUTH] failed due to authentication, try refreshing session');
         // REAUTH
         await refresh();
         // DO AGAIN
@@ -294,13 +336,13 @@ export const ApiProvider: FC<PropsWithChildren<Record<string, unknown>>> = ({ ch
         const ret = await callback();
 
         return ret;
-      } catch (error) {
-        console.log('[REAUTH] terminating session', error);
+      } catch (_error) {
+        console.log('[REAUTH] terminating session', _error);
         setAuthenticatedUser(undefined);
         setHasAuth(false);
         setCurrentSession([undefined, undefined]);
         token.current = undefined;
-        throw error;
+        throw _error;
       }
     }
   };
@@ -332,11 +374,14 @@ export const ApiProvider: FC<PropsWithChildren<Record<string, unknown>>> = ({ ch
         updatePost,
         deletePost,
 
+        users,
         user,
         createUser,
         confirmUser,
         updateUser,
         updateUserImage,
+        updateUserPermissions,
+        deleteUser,
 
         userPosts,
       }}

exam/react/src/components/Dialogs/PostEdit/PostEditDialog.tsx

@@ -13,7 +13,7 @@ import {
 import { useForm } from '@tanstack/react-form';
 import { useMutation, useQueryClient } from '@tanstack/react-query';
 import { t } from 'i18next';
-import { FC, FormEvent, useState } from 'react';
+import { FC, FormEvent, useEffect, useState } from 'react';
 import { useApi } from '../../../api/Api';
 import { PostAuth, PostUpdate } from '../../../types/Post';
 import ErrorComponent from '../../Error/ErrorComponent';
@@ -35,9 +35,7 @@ const PostEditDialog: FC<Props> = ({ post, open, onClose }) => {
   const Api = useApi();
 
   const updateMutation = useMutation({
-    mutationFn: ({ data, id }: { data: PostUpdate; id: number }) => {
-      return Api.updatePost(data, id);
-    },
+    mutationFn: ({ data, id }: { data: PostUpdate; id: number }) => Api.updatePost(data, id),
   });
 
   const form = useForm<PostUpdate>({
@@ -71,6 +69,10 @@ const PostEditDialog: FC<Props> = ({ post, open, onClose }) => {
     onClose();
   };
 
+  useEffect(() => {
+    if (!Api.hasAuth) handleClose();
+  }, [Api.hasAuth]); //eslint-disable-line react-hooks/exhaustive-deps
+
   return (
     <Dialog
       open={open}

exam/react/src/components/Dialogs/Register/RegisterDialog.tsx

@@ -35,21 +35,26 @@ const RegisterDialog: FC<Props> = ({ open, onClose }) => {
   const Api = useApi();
 
   const createMutation = useMutation({
-    mutationFn: ({ data }: { data: UserCreate }) => {
-      return Api.createUser(data);
-    },
+    mutationFn: ({ data }: { data: UserCreate }) => Api.createUser(data),
   });
 
-  const form = useForm<UserCreate>({
+  const form = useForm<UserCreate & { passwordConfirm: string }>({
     defaultValues: {
       username: '',
       email: '',
       password: '',
+      passwordConfirm: '',
     },
     onSubmit: async ({ value }) => {
       try {
         createMutation.mutate(
-          { data: value },
+          {
+            data: {
+              username: value.username,
+              email: value.email,
+              password: value.password,
+            },
+          },
           {
             onSuccess: () => setError(undefined),
             onError: setError,
@@ -113,7 +118,7 @@ const RegisterDialog: FC<Props> = ({ open, onClose }) => {
       }}
     >
       <DialogTitle>{t('Register')}</DialogTitle>
-      <DialogContent sx={{ gap: 2 }}>
+      <DialogContent>
         <Grid container spacing={2}>
           <Grid item xs={12}>
             <form.Field
@@ -215,6 +220,48 @@ const RegisterDialog: FC<Props> = ({ open, onClose }) => {
               }}
             />
           </Grid>
+          <Grid item xs={12}>
+            <form.Field
+              name="passwordConfirm"
+              validators={{
+                onChangeListenTo: ['password'],
+                onChange: ({ value, fieldApi }) =>
+                  !value
+                    ? t('Password required')
+                    : value !== fieldApi.form.getFieldValue('password')
+                      ? t('Password match')
+                      : undefined,
+                onChangeAsyncDebounceMs: 250,
+                onChangeAsync: async ({ value, fieldApi }) =>
+                  !value
+                    ? t('Password required')
+                    : value !== fieldApi.form.getFieldValue('password')
+                      ? t('Password match')
+                      : undefined,
+              }}
+              children={(field) => {
+                return (
+                  <>
+                    <TextField
+                      variant="outlined"
+                      name={field.name}
+                      value={field.state.value}
+                      onBlur={field.handleBlur}
+                      onChange={(e) => field.handleChange(e.target.value)}
+                      size="small"
+                      label={t('Password confirm')}
+                      required
+                      error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
+                      helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
+                      type="password"
+                      autoComplete="new-password"
+                      fullWidth
+                    />
+                  </>
+                );
+              }}
+            />
+          </Grid>
           <Grid item xs={12}>
             <form.Subscribe
               selector={(state) => [state.canSubmit, state.isSubmitting]}

exam/react/src/components/Dialogs/UserEdit/UserEditDialog.tsx

@@ -5,6 +5,7 @@ import {
   DialogActions,
   DialogContent,
   DialogTitle,
+  Grid,
   TextField,
   useMediaQuery,
   useTheme,
@@ -12,7 +13,7 @@ import {
 import { useForm } from '@tanstack/react-form';
 import { useMutation, useQueryClient } from '@tanstack/react-query';
 import { t } from 'i18next';
-import { FC, FormEvent, useState } from 'react';
+import { FC, FormEvent, useEffect, useState } from 'react';
 import { useApi } from '../../../api/Api';
 import { User, UserUpdate } from '../../../types/User';
 import ErrorComponent from '../../Error/ErrorComponent';
@@ -33,9 +34,7 @@ const UserEditDialog: FC<Props> = ({ user, open, onClose }) => {
   const Api = useApi();
 
   const updateMutation = useMutation({
-    mutationFn: ({ data, id }: { data: UserUpdate; id?: number }) => {
-      return Api.updateUser(data, id);
-    },
+    mutationFn: ({ data, id }: { data: UserUpdate; id?: number }) => Api.updateUser(data, id),
   });
 
   const form = useForm<UserUpdate>({
@@ -71,6 +70,10 @@ const UserEditDialog: FC<Props> = ({ user, open, onClose }) => {
     onClose();
   };
 
+  useEffect(() => {
+    if (!Api.hasAuth) handleClose();
+  }, [Api.hasAuth]); //eslint-disable-line react-hooks/exhaustive-deps
+
   return (
     <Dialog
       open={open}
@@ -94,66 +97,72 @@ const UserEditDialog: FC<Props> = ({ user, open, onClose }) => {
     >
       <DialogTitle>{t('Edit data')}</DialogTitle>
       <DialogContent>
-        <form.Field
-          name="username"
-          validators={{
-            onChange: ({ value }) => (!value ? t('Username required') : undefined),
-            onChangeAsyncDebounceMs: 250,
-            onChangeAsync: async ({ value }) => {
-              return !value && t('Username required');
-            },
-          }}
-          children={(field) => {
-            return (
-              <>
-                <TextField
-                  name={field.name}
-                  value={field.state.value}
-                  onBlur={field.handleBlur}
-                  onChange={(e) => field.handleChange(e.target.value)}
-                  size="small"
-                  label={t('Username')}
-                  required
-                  margin="dense"
-                  autoComplete="new-username"
-                  fullWidth
-                  error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
-                  helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
-                />
-              </>
-            );
-          }}
-        />
-        <form.Field
-          name="email"
-          validators={{
-            onChange: ({ value }) => (!value ? t('Email required') : undefined),
-            onChangeAsyncDebounceMs: 250,
-            onChangeAsync: async ({ value }) => {
-              return !value && t('Email required');
-            },
-          }}
-          children={(field) => {
-            return (
-              <>
-                <TextField
-                  name={field.name}
-                  value={field.state.value}
-                  onBlur={field.handleBlur}
-                  onChange={(e) => field.handleChange(e.target.value)}
-                  size="small"
-                  label={t('Email')}
-                  required
-                  margin="dense"
-                  autoComplete="new-email"
-                  fullWidth
-                  error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
-                  helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
-                />
-              </>
-            );
-          }}
-        />
+        <Grid container spacing={2}>
+          <Grid item xs={12}>
+            <form.Field
+              name="username"
+              validators={{
+                onChange: ({ value }) => (!value ? t('Username required') : undefined),
+                onChangeAsyncDebounceMs: 250,
+                onChangeAsync: async ({ value }) => {
+                  return !value && t('Username required');
+                },
+              }}
+              children={(field) => {
+                return (
+                  <>
+                    <TextField
+                      name={field.name}
+                      value={field.state.value}
+                      onBlur={field.handleBlur}
+                      onChange={(e) => field.handleChange(e.target.value)}
+                      size="small"
+                      label={t('Username')}
+                      required
+                      margin="dense"
+                      autoComplete="new-username"
+                      fullWidth
+                      error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
+                      helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
+                    />
+                  </>
+                );
+              }}
+            />
+          </Grid>
+          <Grid item xs={12}>
+            <form.Field
+              name="email"
+              validators={{
+                onChange: ({ value }) => (!value ? t('Email required') : undefined),
+                onChangeAsyncDebounceMs: 250,
+                onChangeAsync: async ({ value }) => {
+                  return !value && t('Email required');
+                },
+              }}
+              children={(field) => {
+                return (
+                  <>
+                    <TextField
+                      name={field.name}
+                      value={field.state.value}
+                      onBlur={field.handleBlur}
+                      onChange={(e) => field.handleChange(e.target.value)}
+                      size="small"
+                      label={t('Email')}
+                      required
+                      margin="dense"
+                      autoComplete="new-email"
+                      fullWidth
+                      error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
+                      helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
+                    />
+                  </>
+                );
+              }}
+            />
+          </Grid>
+        </Grid>
       </DialogContent>
       <DialogActions>
         <form.Subscribe

exam/react/src/components/Dialogs/UserEdit/UserImageDialog.tsx

@@ -23,7 +23,7 @@ import {
 import { useForm } from '@tanstack/react-form';
 import { useMutation, useQueryClient } from '@tanstack/react-query';
 import { t } from 'i18next';
-import { FC, FormEvent, useState } from 'react';
+import { FC, FormEvent, useEffect, useState } from 'react';
 import { useApi } from '../../../api/Api';
 import { User, UserImageUpdate } from '../../../types/User';
 import ErrorComponent from '../../Error/ErrorComponent';
@@ -44,9 +44,7 @@ const UserImageDialog: FC<Props> = ({ user, open, onClose }) => {
   const Api = useApi();
 
   const updateMutation = useMutation({
-    mutationFn: ({ data, id }: { data: UserImageUpdate; id?: number }) => {
-      return Api.updateUserImage(data, id);
-    },
+    mutationFn: ({ data, id }: { data: UserImageUpdate; id?: number }) => Api.updateUserImage(data, id),
   });
 
   const form = useForm<UserImageUpdate>({
@@ -79,6 +77,10 @@ const UserImageDialog: FC<Props> = ({ user, open, onClose }) => {
     onClose();
   };
 
+  useEffect(() => {
+    if (!Api.hasAuth) handleClose();
+  }, [Api.hasAuth]); //eslint-disable-line react-hooks/exhaustive-deps
+
   return (
     <Dialog
       open={open}

exam/react/src/components/Dialogs/UserEdit/UserPasswordDialog.tsx

@@ -0,0 +1,213 @@
+import {
+  Button,
+  CircularProgress,
+  Dialog,
+  DialogActions,
+  DialogContent,
+  DialogTitle,
+  Grid,
+  TextField,
+  useMediaQuery,
+  useTheme,
+} from '@mui/material';
+import { useForm } from '@tanstack/react-form';
+import { useMutation, useQueryClient } from '@tanstack/react-query';
+import { t } from 'i18next';
+import { FC, FormEvent, useEffect, useState } from 'react';
+import { useApi } from '../../../api/Api';
+import { User, UserUpdate } from '../../../types/User';
+import ErrorComponent from '../../Error/ErrorComponent';
+
+interface Props {
+  user: User;
+  open: boolean;
+  onClose: () => void;
+}
+
+const UserPasswordDialog: FC<Props> = ({ user, open, onClose }) => {
+  //eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const [error, setError] = useState<any>();
+
+  const theme = useTheme();
+  const fullScreen = useMediaQuery(theme.breakpoints.only('xs'), { noSsr: true });
+  const queryClient = useQueryClient();
+  const Api = useApi();
+
+  const updateMutation = useMutation({
+    mutationFn: ({ data, id }: { data: UserUpdate; id?: number }) => Api.updateUser(data, id),
+  });
+
+  const form = useForm<UserUpdate & { passwordConfirm: string }>({
+    defaultValues: {
+      password: '',
+      passwordConfirm: '',
+    },
+    onSubmit: async ({ value }) => {
+      try {
+        updateMutation.mutate(
+          { data: { password: value.password }, id: Api.authenticatedUser?.id === user.id ? undefined : user.id },
+          {
+            onSuccess: () => {
+              handleClose();
+
+              const queryKey = Api.authenticatedUser?.id === user.id ? ['profile'] : ['profile', { id: user.id }];
+              queryClient.invalidateQueries({ queryKey });
+            },
+            onError: setError,
+          }
+        );
+
+        //eslint-disable-next-line @typescript-eslint/no-explicit-any
+      } catch (_error: any) {
+        setError(_error);
+      }
+    },
+  });
+
+  const handleClose = () => {
+    form.reset();
+    setError(undefined);
+    onClose();
+  };
+
+  useEffect(() => {
+    if (!Api.hasAuth) handleClose();
+  }, [Api.hasAuth]); //eslint-disable-line react-hooks/exhaustive-deps
+
+  return (
+    <Dialog
+      open={open}
+      onClose={handleClose}
+      fullWidth
+      fullScreen={fullScreen}
+      PaperProps={{
+        component: 'form',
+        onSubmit: (e: FormEvent<HTMLFormElement>) => {
+          e.preventDefault();
+          e.stopPropagation();
+          form.handleSubmit();
+        },
+        onKeyDown: (event: React.KeyboardEvent<HTMLFormElement>) => {
+          if (event.key === 'Tab') {
+            event.stopPropagation();
+          }
+        },
+        noValidate: true,
+      }}
+    >
+      <DialogTitle>{t('Edit data')}</DialogTitle>
+      <DialogContent>
+        <Grid container spacing={2}>
+          <Grid item xs={12}>
+            <form.Field
+              name="password"
+              validators={{
+                onChange: ({ value }) => (!value ? t('Password required') : undefined),
+                onChangeAsyncDebounceMs: 250,
+                onChangeAsync: async ({ value }) => {
+                  return !value && t('Password required');
+                },
+              }}
+              children={(field) => {
+                return (
+                  <>
+                    <TextField
+                      variant="outlined"
+                      name={field.name}
+                      value={field.state.value}
+                      onBlur={field.handleBlur}
+                      onChange={(e) => field.handleChange(e.target.value)}
+                      size="small"
+                      label={t('Password')}
+                      required
+                      error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
+                      helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
+                      type="password"
+                      autoComplete="new-password"
+                      fullWidth
+                    />
+                  </>
+                );
+              }}
+            />
+          </Grid>
+          <Grid item xs={12}>
+            <form.Field
+              name="passwordConfirm"
+              validators={{
+                onChangeListenTo: ['password'],
+                onChange: ({ value, fieldApi }) =>
+                  !value
+                    ? t('Password required')
+                    : value !== fieldApi.form.getFieldValue('password')
+                      ? t('Password match')
+                      : undefined,
+                onChangeAsyncDebounceMs: 250,
+                onChangeAsync: async ({ value, fieldApi }) =>
+                  !value
+                    ? t('Password required')
+                    : value !== fieldApi.form.getFieldValue('password')
+                      ? t('Password match')
+                      : undefined,
+              }}
+              children={(field) => {
+                return (
+                  <>
+                    <TextField
+                      variant="outlined"
+                      name={field.name}
+                      value={field.state.value}
+                      onBlur={field.handleBlur}
+                      onChange={(e) => field.handleChange(e.target.value)}
+                      size="small"
+                      label={t('Password confirm')}
+                      required
+                      error={field.state.meta.isTouched && field.state.meta.errors.length > 0}
+                      helperText={field.state.meta.isTouched ? field.state.meta.errors.join(',') : ''}
+                      type="password"
+                      autoComplete="new-password"
+                      fullWidth
+                    />
+                  </>
+                );
+              }}
+            />
+          </Grid>
+        </Grid>
+      </DialogContent>
+      <DialogActions>
+        <form.Subscribe
+          selector={(state) => [state.canSubmit, state.isSubmitting]}
+          children={([canSubmit]) => (
+            <>
+              <Button
+                variant="outlined"
+                onClick={() => {
+                  handleClose();
+                }}
+              >
+                {t('Cancel')}
+              </Button>
+              <Button
+                type="submit"
+                disabled={!canSubmit || updateMutation.isPending}
+                autoFocus
+                variant="contained"
+                endIcon={updateMutation.isPending && <CircularProgress color="inherit" size="20px" />}
+              >
+                {t('Save')}
+              </Button>
+            </>
+          )}
+        />
+      </DialogActions>
+      {error && (
+        <DialogContent>
+          <ErrorComponent error={error} context="userUpdate" />
+        </DialogContent>
+      )}
+    </Dialog>
+  );
+};
+
+export default UserPasswordDialog;

exam/react/src/components/Error/ErrorRouterComponent.tsx

@@ -1,6 +1,6 @@
 import { ErrorOutline } from '@mui/icons-material';
 import { Grid, Link as MUILink, Typography } from '@mui/material';
-import { useQueryErrorResetBoundary } from '@tanstack/react-query';
+import { useQueryClient, useQueryErrorResetBoundary } from '@tanstack/react-query';
 import { ErrorRouteComponent as TSErrorRouteComponent, useNavigate, useRouter } from '@tanstack/react-router';
 import { useEffect } from 'react';
 import { useTranslation } from 'react-i18next';
@@ -13,10 +13,11 @@ const ErrorRouterComponent: TSErrorRouteComponent = ({ error }) => {
   const router = useRouter();
   const navigate = useNavigate();
   const queryErrorResetBoundary = useQueryErrorResetBoundary();
+  const queryClient = useQueryClient();
 
   useEffect(() => {
     // Reset the query error boundary
-    console.log(queryErrorResetBoundary.isReset());
+    console.log(queryErrorResetBoundary);
     queryErrorResetBoundary.reset();
   }, [queryErrorResetBoundary]);
 
@@ -34,9 +35,9 @@ const ErrorRouterComponent: TSErrorRouteComponent = ({ error }) => {
         <Grid item xs={12} sx={{ display: 'flex', justifyContent: 'center' }}>
           <MUILink
             variant="h6"
-            underline="none"
+            sx={{ cursor: 'pointer' }}
             onClick={() => {
-              console.log('CLICK AS WELL');
+              queryClient.clear();
               router.invalidate();
               navigate({ to: ROUTES.INDEX });
             }}

exam/react/src/components/Footer/Footer.tsx

@@ -25,7 +25,7 @@ const Footer: FC = () => {
             </Link>
           </Grid>
           <Grid item xs={12} sx={{ display: 'flex', justifyContent: 'center' }}>
-            <Typography variant="caption">© 2024 Kilian Kurt Hofmann</Typography>
+            <Typography variant="caption">© 2024 Kilian Kurt Hofmann | Build {__APP_VERSION__}</Typography>
           </Grid>
         </Grid>
       </Box>

exam/react/src/components/Forms/Post/PostForm.tsx

@@ -19,9 +19,7 @@ const PostForm: FC = () => {
   const Api = useApi();
 
   const newMutation = useMutation({
-    mutationFn: ({ data }: { data: PostCreate }) => {
-      return Api.newPost(data);
-    },
+    mutationFn: ({ data }: { data: PostCreate }) => Api.newPost(data),
   });
 
   const form = useForm<PostCreate>({

exam/react/src/components/Header/Header.tsx

@@ -12,6 +12,7 @@ import {
 import { Link, useRouterState } from '@tanstack/react-router';
 import { cloneElement, FC, ReactElement, useState } from 'react';
 import { useTranslation } from 'react-i18next';
+import GuestBook from '../../../assets/img/guests-book.png';
 import { useApi } from '../../api/Api';
 import useGuestBookStore from '../../store/store';
 import LanguageMenu from '../Menus/Language/LanguageMenu';
@@ -51,8 +52,15 @@ const Header: FC = () => {
         <AppBar>
           <Toolbar>
             <Box sx={{ flexGrow: 1, alignItems: 'center', display: 'flex', gap: 1 }}>
-              <MUILink component={Link} to="/" color="white" variant="h6" underline="none">
-                {t('GuestBook')}
+              <MUILink
+                component={Link}
+                to="/"
+                color="white"
+                variant="h6"
+                underline="none"
+                sx={{ display: 'flex', alignItems: 'center', gap: 1 }}
+              >
+                <img src={GuestBook} width="24px" height="24px" alt={t('GuestBook')} /> {t('GuestBook')}
               </MUILink>
               {isLoading && <CircularProgress size={16} thickness={10} sx={{ color: 'white' }} />}
             </Box>

exam/react/src/components/Menus/User/UserMenu.tsx

@@ -1,4 +1,4 @@
-import { Box, Link, Menu, MenuItem, Typography } from '@mui/material';
+import { Box, Divider, Link, Menu, MenuItem, Typography } from '@mui/material';
 import { useMatch, useNavigate, useRouter } from '@tanstack/react-router';
 import { t } from 'i18next';
 import { FC, useState } from 'react';
@@ -69,6 +69,14 @@ const UserMenu: FC<Props> = ({ anchorEl, handleClose }) => {
           >
             {t('Log out')}
           </MenuItem>,
+          Api.authenticatedUser.isAdmin && [
+            <Divider>
+              <Typography variant="caption">{t('Admin')}</Typography>
+            </Divider>,
+            <MenuItem key="users" onClick={() => navigate({ to: ROUTES.USERS })}>
+              {t('Manage users')}
+            </MenuItem>,
+          ],
         ]
       ) : register ? (
         <RegisterDialog open={register} onClose={() => setRegister(false)} />
@@ -81,7 +89,6 @@ const UserMenu: FC<Props> = ({ anchorEl, handleClose }) => {
               <Link
                 sx={{ cursor: 'pointer' }}
                 variant="body1"
-                underline="hover"
                 color="secondary.main"
                 onClick={() => {
                   setRegister(true);

exam/react/src/components/Post/Post.tsx

@@ -44,9 +44,7 @@ const Post: FC<Props> = ({ page = 0, post, disableActions }) => {
   const Api = useApi();
 
   const deleteMutation = useMutation({
-    mutationFn: (id: number) => {
-      return Api.deletePost(id);
-    },
+    mutationFn: (id: number) => Api.deletePost(id),
   });
 
   return (

exam/react/src/components/Profile/Profile.tsx

@@ -17,7 +17,8 @@ import { PostAuth } from '../../types/Post';
 import { User } from '../../types/User';
 import convertDate from '../../utils/date';
 import UserEditDialog from '../Dialogs/UserEdit/UserEditDialog';
-import UserImageDialog from '../Dialogs/UserImage/UserImageDialog';
+import UserImageDialog from '../Dialogs/UserEdit/UserImageDialog';
+import UserPasswordDialog from '../Dialogs/UserEdit/UserPasswordDialog';
 import Post from '../Post/Post';
 
 interface Props {
@@ -29,6 +30,7 @@ interface Props {
 const Profile: FC<Props> = ({ user, posts, canEdit }) => {
   const [editOpen, setEditOpen] = useState(false);
   const [imageOpen, setImageOpen] = useState(false);
+  const [passwordOpen, setPasswordOpen] = useState(false);
 
   const { t } = useTranslation();
 
@@ -39,11 +41,17 @@ const Profile: FC<Props> = ({ user, posts, canEdit }) => {
           <CardContent>
             <Grid container spacing={2}>
               <Grid item sx={{ display: 'flex', flexGrow: 1, justifyContent: 'center' }}>
-                <IconButton onClick={() => setImageOpen(true)}>
+                {canEdit ? (
+                  <IconButton onClick={() => setImageOpen(true)}>
+                    <Avatar alt={user.username} src={`${user.image}`} sx={{ width: '100px', height: '100px' }}>
+                      <Person sx={{ width: '60px', height: '60px' }} />
+                    </Avatar>
+                  </IconButton>
+                ) : (
                   <Avatar alt={user.username} src={`${user.image}`} sx={{ width: '100px', height: '100px' }}>
                     <Person sx={{ width: '60px', height: '60px' }} />
                   </Avatar>
-                </IconButton>
+                )}
               </Grid>
               <Grid item sx={{ display: 'flex', alignItems: 'center' }}>
                 <Box sx={{ display: 'grid', gridTemplateColumns: '120px 1fr', columnGap: 1 }}>
@@ -65,8 +73,12 @@ const Profile: FC<Props> = ({ user, posts, canEdit }) => {
                 <Button size="small" onClick={() => setEditOpen(true)}>
                   {t('Edit')}
                 </Button>
+                <Button size="small" color="secondary" onClick={() => setPasswordOpen(true)}>
+                  {t('Change password')}
+                </Button>
                 <UserEditDialog user={user} open={editOpen} onClose={() => setEditOpen(false)} />
                 <UserImageDialog user={user} open={imageOpen} onClose={() => setImageOpen(false)} />
+                <UserPasswordDialog user={user} open={passwordOpen} onClose={() => setPasswordOpen(false)} />
               </>
             )}
           </CardActions>

exam/react/src/queries/profileQuery.ts

@@ -1,5 +1,6 @@
 import { queryOptions } from '@tanstack/react-query';
 import { useApi } from '../api/Api';
+import { ERRORS } from '../components/Error/Errors';
 
 export const profileSelfQueryOptions = (Api: ReturnType<typeof useApi>) =>
   queryOptions({
@@ -8,10 +9,12 @@ export const profileSelfQueryOptions = (Api: ReturnType<typeof useApi>) =>
       user: await Api.user(),
       posts: await Api.userPosts(Api.authenticatedUser?.id ?? 0),
     }),
+    retry: (count, error) => ('code' in error && error.code !== ERRORS.UNAUTHORIZED ? count < 3 : false),
   });
 
 export const profileQueryOptions = (Api: ReturnType<typeof useApi>, id?: number) =>
   queryOptions({
     queryKey: ['profile', { id }],
     queryFn: async () => ({ user: await Api.user(id), posts: await Api.userPosts(id) }),
+    retry: (count, error) => ('code' in error && error.code !== ERRORS.UNAUTHORIZED ? count < 3 : false),
   });

exam/react/src/queries/usersQuery.ts

@@ -0,0 +1,10 @@
+import { queryOptions } from '@tanstack/react-query';
+import { useApi } from '../api/Api';
+import { ERRORS } from '../components/Error/Errors';
+
+export const usersQueryOptions = (Api: ReturnType<typeof useApi>, page?: number) =>
+  queryOptions({
+    queryKey: ['users', { page: page ?? 0 }],
+    queryFn: async () => await Api.users(page),
+    retry: (count, error) => ('code' in error && error.code !== ERRORS.UNAUTHORIZED ? count < 3 : false),
+  });

exam/react/src/routeTree.gen.ts

@@ -12,6 +12,7 @@
 
 import { Route as rootRoute } from './routes/__root'
 import { Route as IndexImport } from './routes/index'
+import { Route as UsersIndexImport } from './routes/users/index'
 import { Route as ProfileIndexImport } from './routes/profile/index'
 import { Route as ConfirmIndexImport } from './routes/confirm/index'
 import { Route as ProfileIdImport } from './routes/profile/$id'
@@ -23,6 +24,11 @@ const IndexRoute = IndexImport.update({
   getParentRoute: () => rootRoute,
 } as any)
 
+const UsersIndexRoute = UsersIndexImport.update({
+  path: '/users/',
+  getParentRoute: () => rootRoute,
+} as any)
+
 const ProfileIndexRoute = ProfileIndexImport.update({
   path: '/profile/',
   getParentRoute: () => rootRoute,
@@ -70,6 +76,13 @@ declare module '@tanstack/react-router' {
       preLoaderRoute: typeof ProfileIndexImport
       parentRoute: typeof rootRoute
     }
+    '/users/': {
+      id: '/users/'
+      path: '/users'
+      fullPath: '/users'
+      preLoaderRoute: typeof UsersIndexImport
+      parentRoute: typeof rootRoute
+    }
   }
 }
 
@@ -80,6 +93,7 @@ export const routeTree = rootRoute.addChildren({
   ProfileIdRoute,
   ConfirmIndexRoute,
   ProfileIndexRoute,
+  UsersIndexRoute,
 })
 
 /* prettier-ignore-end */
@@ -93,7 +107,8 @@ export const routeTree = rootRoute.addChildren({
         "/",
         "/profile/$id",
         "/confirm/",
-        "/profile/"
+        "/profile/",
+        "/users/"
       ]
     },
     "/": {
@@ -107,6 +122,9 @@ export const routeTree = rootRoute.addChildren({
     },
     "/profile/": {
       "filePath": "profile/index.tsx"
+    },
+    "/users/": {
+      "filePath": "users/index.tsx"
     }
   }
 }

exam/react/src/router.tsx

@@ -3,6 +3,8 @@ import { createRouter, ErrorRouteComponent, RouterProvider, useRouter } from '@t
 import { useEffect } from 'react';
 import { useApi } from './api/Api';
 
+import ErrorRouterComponent from './components/Error/ErrorRouterComponent';
+import NotFoundComponent from './components/NotFound/NotFoundComponent';
 import { routeTree } from './routeTree.gen';
 
 //TODO: REAUTH HERE
@@ -51,6 +53,8 @@ const router = createRouter({
   defaultPreloadStaleTime: 0,
   basepath: process.env.NODE_ENV === 'development' ? 'phpCourse/exam/dist' : '/phpCourse/exam',
   //defaultErrorComponent: Error,
+  defaultNotFoundComponent: NotFoundComponent,
+  defaultErrorComponent: ErrorRouterComponent,
 });
 
 // Register the router instance for type safety

exam/react/src/routes/__root.tsx

@@ -3,8 +3,6 @@ import { QueryClient } from '@tanstack/react-query';
 import { createRootRouteWithContext, Outlet } from '@tanstack/react-router';
 import { TanStackRouterDevtools } from '@tanstack/router-devtools';
 import { useApi } from '../api/Api';
-import ErrorRouterComponent from '../components/Error/ErrorRouterComponent';
-import NotFoundComponent from '../components/NotFound/NotFoundComponent';
 
 const Root = () => {
   return (
@@ -17,6 +15,4 @@ const Root = () => {
 
 export const Route = createRootRouteWithContext<{ queryClient: QueryClient; Api: ReturnType<typeof useApi> }>()({
   component: Root,
-  notFoundComponent: NotFoundComponent,
-  errorComponent: ErrorRouterComponent,
 });

exam/react/src/routes/confirm/index.tsx

@@ -15,9 +15,7 @@ const Home = () => {
   const navigate = useNavigate();
 
   const confirmMutation = useMutation({
-    mutationFn: ({ code: _code }: { code: string }) => {
-      return Api.confirmUser(_code);
-    },
+    mutationFn: ({ code: _code }: { code: string }) => Api.confirmUser(_code),
   });
 
   useEffect(() => {

exam/react/src/routes/index.tsx

@@ -30,7 +30,7 @@ const Home = () => {
 
   useEffect(() => {
     if ((page ?? 0) >= postsQuery.pages) {
-      navigate({ to: '/', search: { page: postsQuery.pages - 1 } });
+      navigate({ to: ROUTES.INDEX, search: { page: postsQuery.pages - 1 } });
     }
   }, [page]); //eslint-disable-line react-hooks/exhaustive-deps
 

exam/react/src/routes/profile/$id.tsx

@@ -44,7 +44,7 @@ export const Route = createFileRoute(`${ROUTES.PROFILE}/$id`)({
     queryClient.ensureQueryData(profileQueryOptions(Api, id));
   },
   beforeLoad: ({ params: { id }, context: { Api } }) => {
-    if (!Api.hasAuth) throw redirect({ to: ROUTES.INDEX });
+    if (!Api.hasAuth && !Api.currentSession[0]) throw redirect({ to: ROUTES.INDEX });
     if (id === Api.authenticatedUser?.id) throw redirect({ to: ROUTES.PROFILE });
   },
   component: ProfilePage,

exam/react/src/routes/profile/index.tsx

@@ -36,10 +36,10 @@ const ProfilePage = () => {
 
 export const Route = createFileRoute(`${ROUTES.PROFILE}/`)({
   loader: ({ context: { queryClient, Api } }) => {
-    queryClient.ensureQueryData(profileSelfQueryOptions(Api));
+    if (Api.authenticatedUser) queryClient.ensureQueryData(profileSelfQueryOptions(Api));
   },
   beforeLoad: ({ context: { Api } }) => {
-    if (!Api.hasAuth) throw redirect({ to: ROUTES.INDEX });
+    if (!Api.hasAuth && !Api.currentSession[0]) throw redirect({ to: ROUTES.INDEX });
   },
   component: ProfilePage,
 });

exam/react/src/routes/users/index.tsx

@@ -0,0 +1,203 @@
+import {
+  Alert,
+  Button,
+  Card,
+  CardActions,
+  CardContent,
+  Dialog,
+  DialogActions,
+  DialogContent,
+  DialogContentText,
+  DialogTitle,
+  Divider,
+  Grid,
+  Link as MUILink,
+  Pagination,
+  PaginationItem,
+  Snackbar,
+  Typography,
+  useMediaQuery,
+  useTheme,
+} from '@mui/material';
+import { useMutation, useQueryClient, useSuspenseQuery } from '@tanstack/react-query';
+import { createFileRoute, Link, redirect, useNavigate } from '@tanstack/react-router';
+import { useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { useApi } from '../../api/Api';
+import ErrorComponent from '../../components/Error/ErrorComponent';
+import { ERRORS } from '../../components/Error/Errors';
+import HeaderLayout from '../../components/Layouts/HeaderLayout';
+import { usersQueryOptions } from '../../queries/usersQuery';
+import { ROUTES } from '../../types/Routes';
+import { UserPermissionsUpdate } from '../../types/User';
+
+const Users = () => {
+  const [deleteOpen, setDeleteOpen] = useState(false);
+  //eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const [_error, setError] = useState<any>();
+
+  const Api = useApi();
+  const { page } = Route.useSearch();
+  const { data: usersQuery, isFetching, failureReason, error } = useSuspenseQuery(usersQueryOptions(Api, page));
+  const { t } = useTranslation();
+  const navigate = useNavigate();
+  const queryClient = useQueryClient();
+  const theme = useTheme();
+  const oneSibling = useMediaQuery(theme.breakpoints.not('xs'), { noSsr: true });
+
+  if (failureReason && 'code' in failureReason && failureReason.code === ERRORS.UNAUTHORIZED) {
+    throw failureReason;
+  }
+  if (error && 'code' in error && error.code === ERRORS.UNAUTHORIZED) {
+    throw error;
+  }
+
+  const deleteMutation = useMutation({
+    mutationFn: (id: number) => Api.deleteUser(id),
+  });
+
+  const permissionMutation = useMutation({
+    mutationFn: ({ data, id }: { data: UserPermissionsUpdate; id: number }) => Api.updateUserPermissions(data, id),
+  });
+
+  useEffect(() => {
+    if ((page ?? 0) >= usersQuery.pages) {
+      navigate({ to: ROUTES.USERS, search: { page: usersQuery.pages - 1 } });
+    }
+  }, [page]); //eslint-disable-line react-hooks/exhaustive-deps
+
+  return (
+    <HeaderLayout>
+      <Snackbar open={isFetching} message={t('Updating')} />
+      <Grid container spacing={2} sx={{ marginTop: 0 }}>
+        {usersQuery.data.map((user) => (
+          <Grid item xs={12} key={user.id}>
+            <Card>
+              <CardContent>
+                {user.id !== Api.authenticatedUser?.id ? (
+                  <MUILink component={Link} to="/profile/$id" params={{ id: user.id }}>
+                    {user.username}
+                  </MUILink>
+                ) : (
+                  <Typography>{user.username}</Typography>
+                )}
+                <Typography>{user.email}</Typography>
+              </CardContent>
+              {user.id !== Api.authenticatedUser?.id && (
+                <>
+                  <CardActions>
+                    <Button size="small" color="error" onClick={() => setDeleteOpen(true)}>
+                      {t('Delete')}
+                    </Button>
+                    <Button
+                      size="small"
+                      onClick={() => {
+                        permissionMutation.mutate(
+                          { data: { isAdmin: !user.isAdmin }, id: user.id },
+                          {
+                            onSuccess: async () => {
+                              await queryClient.invalidateQueries({
+                                queryKey: ['users'],
+                              });
+                            },
+                            onError: setError,
+                          }
+                        );
+                      }}
+                    >
+                      {t(user.isAdmin ? 'Demote Admin' : 'Make Admin')}
+                    </Button>
+                    <Dialog open={deleteOpen} onClose={() => setDeleteOpen(false)}>
+                      <DialogTitle>{t('Confirm user delete title')}</DialogTitle>
+                      <DialogContent>
+                        <DialogContentText>{t('Confirm user delete body', { name: user.username })}</DialogContentText>
+                      </DialogContent>
+                      <DialogActions>
+                        <Button onClick={() => setDeleteOpen(false)} autoFocus variant="contained">
+                          {t('No')}
+                        </Button>
+                        <Button
+                          variant="outlined"
+                          color="error"
+                          onClick={() => {
+                            deleteMutation.mutate(user.id, {
+                              onSuccess: async (data) => {
+                                await queryClient.invalidateQueries({
+                                  queryKey: ['users'],
+                                });
+                                if ((page ?? 0) >= data.pages)
+                                  navigate({ to: ROUTES.PROFILE, search: { page: data.pages - 1 } });
+                              },
+                              onError: setError,
+                            });
+                            setDeleteOpen(false);
+                          }}
+                        >
+                          {t('Yes')}
+                        </Button>
+                      </DialogActions>
+                    </Dialog>
+                  </CardActions>
+                  <Snackbar
+                    open={deleteMutation.isError || permissionMutation.isError}
+                    autoHideDuration={2000}
+                    onClose={() => {
+                      deleteMutation.reset();
+                      permissionMutation.reset();
+                    }}
+                    TransitionProps={{
+                      onExited: () => setError(undefined),
+                    }}
+                  >
+                    <Alert severity="error" variant="filled" sx={{ width: '100%' }}>
+                      {error && <ErrorComponent error={_error} context="delete|PermissionsUser" color="white" />}
+                    </Alert>
+                  </Snackbar>
+                  <Snackbar open={deleteMutation.isPending} message={t('Deleting')} />
+                  <Snackbar open={permissionMutation.isPending} message={t('Updating')} />
+                </>
+              )}
+            </Card>
+          </Grid>
+        ))}
+        <Grid item xs={12}>
+          <Divider variant="middle" />
+        </Grid>
+        <Grid item xs={12} sx={{ display: 'flex', justifyContent: 'center' }}>
+          <Pagination
+            page={(page ?? 0) + 1}
+            count={usersQuery.pages}
+            siblingCount={oneSibling ? 1 : 0}
+            color="primary"
+            renderItem={(item) => (
+              <PaginationItem
+                {...item}
+                component={Link}
+                to="/"
+                search={{ page: (item.page ?? 0) > 0 ? (item.page ?? 1) - 1 : undefined }}
+                //eslint-disable-next-line @typescript-eslint/no-explicit-any
+                onClick={(e) => item.onClick(e as any)}
+              />
+            )}
+          />
+        </Grid>
+      </Grid>
+    </HeaderLayout>
+  );
+};
+
+export const Route = createFileRoute(`${ROUTES.USERS}/`)({
+  loaderDeps: ({ search: { page } }) => ({ page }),
+  loader: ({ context: { queryClient, Api }, deps: { page } }) =>
+    queryClient.ensureQueryData(usersQueryOptions(Api, page)),
+  validateSearch: (search: Record<string, unknown>): { page?: number } => {
+    return {
+      page: search?.page !== undefined ? Number(search?.page ?? 0) : undefined,
+    };
+  },
+  beforeLoad: ({ context: { Api } }) => {
+    if ((!Api.hasAuth && !Api.currentSession[0]) || !Api.authenticatedUser?.isAdmin)
+      throw redirect({ to: ROUTES.INDEX });
+  },
+  component: Users,
+});

exam/react/src/types/Routes.ts

@@ -2,4 +2,5 @@ export enum ROUTES {
   INDEX = '/',
   PROFILE = '/profile',
   CONFIRM = '/confirm',
+  USERS = '/users',
 }

exam/react/src/types/User.ts

@@ -17,6 +17,10 @@ export interface UserUpdate {
   password?: string;
 }
 
+export interface UserPermissionsUpdate {
+  isAdmin?: boolean;
+}
+
 export interface UserCreate {
   username: string;
   email: string;
@@ -32,3 +36,13 @@ export interface UserImageUpdate {
   image?: File;
   predefined?: string;
 }
+
+export interface UserList {
+  pages: number;
+  data: User[];
+}
+
+export interface UserDelete {
+  pages: number;
+  user: User;
+}

exam/react/src/vite-env.d.ts

@@ -1 +1,3 @@
 /// <reference types="vite/client" />
+
+declare const __APP_VERSION__: string;

exam/react/vite.config.ts

@@ -6,6 +6,9 @@ import { defineConfig } from 'vite';
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [TanStackRouterVite(), react(), visualizer({ emitFile: true, open: true, filename: 'stats.html' })],
+  define: {
+    __APP_VERSION__: JSON.stringify(process.env.npm_package_version),
+  },
   build: {
     outDir: '../dist',
     emptyOutDir: true,

exam/routes/routes.php

@@ -78,6 +78,8 @@ SimpleRouter::group(["middleware" => Khofmann\Auth\AdminAuth::class], function (
   SimpleRouter::patch("/users/{id}", [Api\Users\Users::class, "patch"]);
   // Update image
   SimpleRouter::post("/users/{id}/image", [Api\Users\Image\Image::class, "post"]);
+  // Update permissions
+  SimpleRouter::patch("/users/{id}/permissions", [Api\Users\Permissions\Permissions::class, "patch"]);
   // Delete user
   SimpleRouter::delete("/users/{id}", [Api\Users\Users::class, "delete"]);
   // Delete post