course-seite ohne styles

# Conflicts:
#	Views/Welcome/showWelcome.phtml

CSS/Block/header.css

@@ -3,6 +3,7 @@ header {
     top: 0px;
     left: 0px;
     width: 100%;
+    background-color: var(--brand-background);
 }
 
 nav {

CSS/Element/button.css

@@ -18,6 +18,13 @@
   cursor: pointer;
 }
 
+.btn-link {
+  text-decoration: underline;
+  background-color: transparent;
+  color: var(--brand-white);
+  border: none;
+}
+
 .btn-primary {
   background: var(--brand-primary);
   border-radius: 3px;

CSS/Element/card.css

@@ -24,18 +24,23 @@ body {
     color: white;
     text-align: left;
     max-width: 1000px;
-    margin: 0 auto;
-    padding-left: 230px;
     margin-bottom: 30px;
 }
 
 .course-grid {
     display: flex;
     flex-wrap: wrap;
-    gap: 30px;
-    margin: 0 auto;
+    gap: 40px;
+    margin-left: 20px;
 }
 
+@media screen and (max-width: 765px) {
+    .course-grid{
+        margin-left: 0;
+    }
+}
+
+
 .course-card {
     background: var(--brand-white);
     border-radius: 12px;

CSS/Element/filter_box.css

@@ -2,7 +2,6 @@
     background: #EB8202;
     color: #fff;
     padding: 1em;
-    max-width: 300px;
     border-radius: 8px;
     font-family: sans-serif;
     margin-bottom: 1em;
@@ -30,4 +29,4 @@
     font-weight: bold;
     cursor: pointer;
     border-radius: 4px;
-}
+}

CSS/Element/form.css

@@ -51,6 +51,12 @@ textarea {
   margin: auto;
 }
 
+@media screen and (max-width: 1024px) {
+  .form-grid {
+    grid-template-columns: repeat(1, 1fr);
+  }
+}
+
 .form-grid-3 {
   display: grid;
   grid-template-columns: repeat(3, 1fr);
@@ -113,3 +119,9 @@ form .error {
   background: transparent!important;
   border: transparent!important;
 }
+
+@media only screen and (max-width: 500px) {
+ .input-transparent{
+   display: none;
+ }
+}

CSS/style.css

@@ -24,6 +24,7 @@ body {
   color: var(--brand-white);
   font-size: 15px;
   margin: 0;
+  overflow-x: hidden;
 }
 
 h1 {
@@ -48,6 +49,13 @@ main {
   margin-top: 190px;
 }
 
+@media screen and (max-width: 1024px) {
+  main{
+    margin-top: 50px;
+  }
+}
+
+
 .msg {
   text-align: center;
   font-size: 17px;
@@ -110,6 +118,14 @@ main {
   align-items: center;
 }
 
+@media only screen and (max-width: 500px) {
+  .d-flex-between{
+    flex-wrap: wrap;
+    justify-content: center;
+    gap: 20px;
+  }
+}
+
 .hover:hover {
   opacity: 0.75;
   text-decoration: none;

CSS/style_columns.css

@@ -7,25 +7,37 @@
 
 /*** Container ***/
 
-.container{
+.container {
     max-width: 90%;
-    padding: 24px 42px 24px 42px;
+  /*  padding: 24px 42px 24px 42px; */
     margin: 0 auto;
     color: var(--brand-white);
 }
 
+@media only screen and (max-width: 500px) {
+    .container {
+        padding: 5px;
+    }
+}
+
 .row {
     display: flex;
     flex-flow: row;
     flex-wrap: wrap;
 }
 
+@media (max-width: 800px) {
+    .row {
+        display: block;
+    }
+}
+
 /*** Spaltendefinitionen Smartphone Ansicht ***/
 @media (max-width: 529px) {
     .col-s-12 {
         flex: 0 0 100%;
     }
-    
+
     /*** Loesung Workshop-Seite ***/
     .textContent {
         padding: 15px 0 0 0;
@@ -33,19 +45,22 @@
 }
 
 /*** Spaltendefinitionen Tablet Ansicht ***/
-@media (min-width: 530px) {
+@media (min-width: 750px) {
     .col-m-1 {
         flex: 0 0 100%;
     }
+
     .col-m-4 {
         flex: 0 0 33.3333333%;
     }
+
     .col-m-6 {
         flex: 0 0 50%;
     }
+
     .col-m-12 {
         flex: 0 0 100%;
-    }  
+    }
 }
 
 /*** Spaltendefinitionen Desktop Ansicht ***/
@@ -53,21 +68,35 @@
     .col-1 {
         flex: 0 0 8.3333333%;
     }
+
     .col-3 {
         flex: 0 0 25%;
     }
+
     .col-4 {
         flex: 0 0 33.3333333%;
     }
+
+    .col-card-4{
+        flex: 1 1 calc((100% - (3 - 1) * 40px) / 3);
+    }
+
     .col-5 {
         flex: 0 0 41.6666667%;
     }
+
     .col-6 {
         flex: 0 0 50%;
     }
+
     .col-8 {
         flex: 0 0 66.66666667%;
     }
+
+    .col-9{
+        flex: 0 0 75%;
+    }
+
     .col-12 {
         flex: 0 0 100%;
     }

Controller/CourseController.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Blog\Controller;
+
+use Blog\Model\CourseModel;
+
+class CourseController{
+    private $view;
+    private $db;
+
+    public function __construct($view){
+        $this->db = new CourseModel();
+        $this->view = $view;
+    }
+
+   public function showCourse(){
+        $id = $_GET["courseId"] ?? null;
+        if(!$id){
+            header('Location: index.php');
+            exit;
+        }
+
+        $kurs = $this->db->getCourseById($id);
+        if(!$kurs){
+            new \Blog\Library\ErrorMsg("Kurs nicht gefunden");
+        }
+
+        $this->view->setVars([
+            "kurs" => $kurs
+        ]);
+
+   }
+
+
+}

Controller/UserController.php

@@ -267,7 +267,7 @@ class UserController{
 
         $currentUser = $this->db->getUserById($userId);
         if(!$currentUser){
-            throw new \Exception("User nicht gefunden");
+            new \Blog\Library\ErrorMsg("User nicht gefunden");
         }
 
         $validData = [
@@ -296,7 +296,7 @@ class UserController{
 
         $currentUser = $this->db->getUserById($userId);
         if (!$currentUser) {
-            throw new \Exception('User nicht gefunden');
+            new \Blog\Library\ErrorMsg('User nicht gefunden');
         }
 
         $submitted = [
@@ -388,5 +388,20 @@ class UserController{
 
     }
 
+    public function enroll() {
+        $courseId = $_POST['id'] ?? null;
+        $userId = $_SESSION['user_id'] ?? null;
 
+        if ($userId === null) {
+            new \Blog\Library\ErrorMsg("Nicht eingeloggt.");
+        }
+
+        if ($courseId === null) {
+            new \Blog\Library\ErrorMsg("Kein Kurs ausgewählt");
+        }
+
+        $this->db->enroll($courseId, $userId);
+
+        $this->view->setDoMethodName("showEnrollmentConfirmation");
+    }
 }

Model/CourseModel.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Blog\Model;
+
+use Blog\Model\Database;
+use PDOException;
+use Random\RandomException;
+
+class CourseModel extends Database
+{
+    public function getCourseById(string $id){
+        $pdo = $this->linkDB();
+        $sql = "SELECT  k.id, k.name, k.preis, k.dauer, k.rabatt, k.kategorie, k.beschreibung, k.ort_id,
+                        o.stadt, o.strasse, o.plz, b.note, b.kommentar
+            FROM kurs k
+            JOIN ort o ON k.ort_id = o.id
+            LEFT JOIN bewertungen AS b ON b.kurs_id = k.id
+            WHERE k.id = :id";
+        $sth = $pdo->prepare($sql);
+        $sth->execute([':id' => $id]);
+        $result = $sth->fetch(\PDO::FETCH_ASSOC);
+        return $result ?? null;
+    }
+}

Model/UserModel.php

@@ -190,7 +190,40 @@ class UserModel extends Database
             die;
         }
     }
+    public function getAllCourses() {
+        $pdo = $this->linkDB();
+        $userId = $_SESSION['user_id'] ?? null;
 
+        if ($userId === null) {
+            $sql = "SELECT 
+                        k.id, k.name, k.preis, k.dauer, k.rabatt, k.kategorie, k.beschreibung, k.ort_id,
+                        o.stadt, o.strasse, o.plz, b.note, b.kommentar,
+                        0 AS isTeilnehmer
+                    FROM kurs AS k
+                    JOIN ort AS o ON o.id = k.ort_id
+                    LEFT JOIN bewertungen AS b ON b.kurs_id = k.id";
+            $params = [];
+        } else {
+            $sql = "SELECT 
+                        k.id, k.name, k.preis, k.dauer, k.rabatt, k.kategorie, k.beschreibung, k.ort_id,
+                        o.stadt, o.strasse, o.plz, b.note, b.kommentar,
+                        CASE WHEN ku.user_id IS NULL THEN 0 ELSE 1 END AS isTeilnehmer
+                    FROM kurs AS k
+                    JOIN ort AS o ON o.id = k.ort_id
+                    LEFT JOIN bewertungen AS b ON b.kurs_id = k.id
+                    LEFT JOIN kurs_user AS ku ON ku.kurs_id = k.id AND ku.user_id = :userId";
+            $params = ['userId' => $userId];
+        }
+
+        try {
+            $sth = $pdo->prepare($sql);
+            $sth->execute($params);
+            return $sth->fetchAll(\PDO::FETCH_ASSOC);
+        } catch (PDOException $e) {
+            new \Blog\Library\ErrorMsg("Fehler beim Lesen der Daten.", $e); 
+            die;
+        }
+    }
 
     public function updateCourse($course) {
         $pdo = $this->linkDB();
@@ -261,4 +294,35 @@ class UserModel extends Database
 
         return true;
     }
+
+    public function enroll($courseId, $userId) {
+        $pdo = $this->linkDB();
+
+        try {
+            $checkSql = "SELECT COUNT(*) FROM kurs_user WHERE user_id = :user_id AND kurs_id = :kurs_id";
+            $checkStmt = $pdo->prepare($checkSql);
+            $checkStmt->execute([
+                ':user_id' => $userId,
+                ':kurs_id' => $courseId
+            ]);
+
+            if ($checkStmt->fetchColumn() > 0) {
+                return false;
+            }
+
+            $insertSql = "INSERT INTO kurs_user (user_id, kurs_id) VALUES (:user_id, :kurs_id)";
+            $insertStmt = $pdo->prepare($insertSql);
+            $insertStmt->execute([
+                ':user_id' => $userId,
+                ':kurs_id' => $courseId
+            ]);
+
+        } catch (PDOException $e) {
+            new \Blog\Library\ErrorMsg("Fehler beim Einschreiben in den Kurs.", $e);
+            die;
+        }
+
+        return true;
+    }
+
 }

Views/Course/showCourse.phtml

@@ -0,0 +1,20 @@
+<?php
+include dirname(__DIR__).'/header.phtml';
+?>
+
+    <div class="container">
+        <div class="row">
+            <div class="col-6">
+                <h1><?= htmlspecialchars($kurs['name']) ?></h1>
+            </div>
+            <div class="col-6">
+                <p><strong>Bewertung:</strong> <?= $kurs['note'] ?> ★</p>
+                <p><strong>Preis:</strong> <?= htmlspecialchars($kurs['preis']) ?>€</p>
+                <p><strong>Adresse:</strong> <?= htmlspecialchars($kurs['strasse']) ?>, <?= htmlspecialchars($kurs['plz']) ?> <?= htmlspecialchars($kurs['stadt']) ?></p>
+                <p><?= nl2br(htmlspecialchars($kurs['beschreibung'] ?? '')) ?></p>
+                <a href="index.php">‹ Zurück zur Kursübersicht</a>
+            </div>
+        </div>
+    </div>
+
+<?php include dirname(__DIR__).'/footer.phtml'; ?>

Views/User/showEnrollmentConfirmation.phtml

@@ -0,0 +1,12 @@
+<?php
+include dirname(__DIR__).'/header.phtml';
+?>    
+
+<div class="msg">
+<p>Erfolgreich aufgenommen!</p>
+<a href="?controller=welcome">Weiter</a>
+</div>
+
+
+
+<?php include dirname(__DIR__).'/footer.phtml'; ?>

Views/Welcome/showWelcome.phtml

@@ -1,11 +1,10 @@
 <?php
 include dirname(__DIR__) . '/header.phtml';
 
-// Filter auslesen
 $rating   = $_GET['rating'] ?? '';
 $price    = $_GET['price'] ?? '';
 $location = $_GET['location'] ?? '';
-?>    
+?>
 
 <div class="container">
     <div class="row">
@@ -13,84 +12,41 @@ $location = $_GET['location'] ?? '';
             <h1 class="welcome-heading">KURSE & ERLEBNISSE JEDER ART</h1>
             <p class="welcome-subheading">Alle Kurse in deiner Nähe – auf einen Blick</p>
 
-        <div class="row">
-        <div class="col-4">
-                <div class="filter-box">
-                    <form method="get">
-                        <label for="rating">Bewertung:</label>
-                        <select name="rating" id="rating">
-                            <option value="">Alle</option>
-                            <option value="5" <?= $rating == '5' ? 'selected' : '' ?>>5 Sterne</option>
-                            <option value="4" <?= $rating == '4' ? 'selected' : '' ?>>4 Sterne+</option>
-                            <option value="3" <?= $rating == '3' ? 'selected' : '' ?>>3 Sterne+</option>
-                        </select>
+            <div class="row">
+                <div class="col-3 col-m-12">
+                    <div class="filter-box">
+                        <form method="get">
+                            <label for="rating">Bewertung:</label>
+                            <select name="rating" id="rating">
+                                <option value="">Alle</option>
+                                <option value="5" <?= $rating == '5' ? 'selected' : '' ?>>5 Sterne</option>
+                                <option value="4" <?= $rating == '4' ? 'selected' : '' ?>>4 Sterne+</option>
+                                <option value="3" <?= $rating == '3' ? 'selected' : '' ?>>3 Sterne+</option>
+                            </select>
 
-                        <label for="price">Preis:</label>
-                        <select name="price" id="price">
-                            <option value="">Alle</option>
-                            <option value="asc" <?= $price == 'asc' ? 'selected' : '' ?>>Aufsteigend</option>
-                            <option value="desc" <?= $price == 'desc' ? 'selected' : '' ?>>Absteigend</option>
-                        </select>
-                        <button type="submit">Anwenden</button>
-                    </form>
+                            <label for="price">Preis:</label>
+                            <select name="price" id="price">
+                                <option value="">Alle</option>
+                                <option value="asc" <?= $price == 'asc' ? 'selected' : '' ?>>Aufsteigend</option>
+                                <option value="desc" <?= $price == 'desc' ? 'selected' : '' ?>>Absteigend</option>
+                            </select>
+                            <button type="submit">Anwenden</button>
+                        </form>
+                    </div>
                 </div>
-            </div>
 
-            <div class="col-8">
-                <!-- KURSLISTE -->
-                <div class="course-grid row">
-                    <?php
-                    $kurse = [
-                        [
-                            'bewertung' => 5,
-                            'titel' => 'Marketing Pro',
-                            'adresse' => 'Bulu ulu Straße 17',
-                            'preis' => '59,99€',
-                            'ort' => '33333 Frankfurt',
-                            'leiter' => 'Max Mustermann'
-                        ],
-                        [
-                            'bewertung' => 4,
-                            'titel' => 'Design Basics',
-                            'adresse' => 'Musterstraße 10',
-                            'preis' => '39,99€',
-                            'ort' => '10115 Berlin',
-                            'leiter' => 'Lisa Beispiel'
-                        ],
-                        [
-                            'bewertung' => 5,
-                            'titel' => 'Excel Masterclass',
-                            'adresse' => 'Tabellenweg 5',
-                            'preis' => '49,99€',
-                            'ort' => '20457 Hamburg',
-                            'leiter' => 'Thomas Tabelle'
-                        ],
-                        [
-                            'bewertung' => 5,
-                            'titel' => 'Excel Masterclass',
-                            'adresse' => 'Tabellenweg 5',
-                            'preis' => '49,99€',
-                            'ort' => '20457 Hamburg',
-                            'leiter' => 'Thomas Tabelle'
-                        ],
-                        [
-                            'bewertung' => 5,
-                            'titel' => 'Excel Masterclass',
-                            'adresse' => 'Tabellenweg 5',
-                            'preis' => '49,99€',
-                            'ort' => '20457 Hamburg',
-                            'leiter' => 'Thomas Tabelle'
-                        ],
-                    ];
+                <div class="col-9">
+                    <div class="course-grid row">
+                        <?php
+                        $userModel = new \Blog\Model\UserModel();
+                        $kurse = $userModel->getAllCourses();
 
-                    // Filter anwenden
                     $filteredKurse = array_filter($kurse, function($kurs) use ($rating, $location) {
-                        if ($rating && $kurs['bewertung'] < $rating) return false;
+                        if ($rating && $kurs['note'] < $rating) return false;
                         if ($location && stripos($kurs['ort'], $location) === false) return false;
                         return true;
                     });
 
-                    // Preise in Float umwandeln für Sortierung
                     if ($price) {
                         usort($filteredKurse, function($a, $b) use ($price) {
                             $priceA = floatval(str_replace(',', '.', str_replace('€', '', $a['preis'])));
@@ -99,29 +55,52 @@ $location = $_GET['location'] ?? '';
                         });
                     }
 
-                    foreach ($filteredKurse as $kurs): ?>
-                        <div class="course-card col-4">
-                            <div class="course-image"></div>
-                            <div class="course-content">
-                                <div class="course-left">
-                                    <div><?= $kurs['bewertung'] ?> ★</div>
-                                    <div><?= $kurs['titel'] ?></div>
-                                    <div>Kursleiter: <?= $kurs['leiter'] ?></div>
-                                    <div><?= $kurs['adresse'] ?></div>
+                    $doc = new DOMDocument('1.0', 'UTF-8');
+
+                    if (!empty($filteredKurse)) {
+                        foreach ($filteredKurse as $kurs) {
+                            foreach ($filteredKurse as $kurs) {
+                                $id = htmlspecialchars($kurs['id']);
+                                $note = htmlspecialchars($kurs['note'] ?? 'Keine Bewertung') . ' ★';
+                                $name = htmlspecialchars($kurs['name']);
+                                $address = htmlspecialchars($kurs['strasse'] . ', ' . $kurs['stadt'] . ' ' . $kurs['plz']);
+                                $preis = htmlspecialchars($kurs['preis']) . ' €';
+                                $kategorie = htmlspecialchars($kurs['kategorie'] ?? 'Keine Kategorie');
+
+                                echo <<<HTML
+                                <a style="flex: 0 0 calc(50% - 20px);" href="?controller=course&do=showCourse&courseId=$id">
+                                <div class="course-card">
+                                    <div class="course-image"></div>
+                                    <div class="course-content">
+                                        <div class="course-left">
+                                            <div>$note</div>
+                                            <div>$name</div>
+                                            <div>$address</div>
+                                        </div>
+                                        <div class="course-right">
+                                            <div>$preis</div>
+                                            <div>$kategorie</div>
+                                            <form method="POST" class="course-card-form">
+                                                <input type="hidden" name="do" value="enroll">
+                                                <input type="hidden" name="controller" value="user">
+                                                <input type="hidden" name="id" value="$id">
+                                                <button type="submit" class="btn-link">Teilnehmen</button>
+                                            </form>
+                                        </div>
+                                    </div>
                                 </div>
-                                <div class="course-right">
-                                    <div><?= $kurs['preis'] ?></div>
-                                    <div><?= $kurs['ort'] ?></div>
-                                </div>
-                            </div>
-                        </div>
-                    <?php endforeach; ?>
+                                HTML;
+                            }
+                        }
+                    } else {
+                        echo '<p>Keine Kurse gefunden.</p>';
+                    }
+
+                    ?>
                 </div>
             </div>
         </div>
 
-           
-
 
         </div>
     </div>

Views/header.phtml

@@ -14,25 +14,31 @@
 </head>
 
 <body>
-    <header>
-        <nav class="d-flex-between">
-            <a id="logo" href="index.php">bib<span>course</span></a>
-            <div style="column-gap: 8px;" class="d-flex-between">
-                <div style="column-gap: 8px;" class="d-flex-between">
-                    <?php if (isset($_SESSION['user_id']) && $_SESSION['user_id'] !== null): ?>
-                        <a style="column-gap: 16px;" class="btn" href="?controller=User&do=showUserAccountPage">
-                            <?php echo ($_SESSION['vorname'] ?? "") . " " . ($_SESSION['name'] ?? "") . ", " . ($_SESSION['user_role']) ?>
-                            <span class="btn btn-user">
+    <div class="container">
+        <div class="row">
+            <div class="col-12">
+                <header>
+                    <nav class="d-flex-between">
+                        <a id="logo" href="index.php">bib<span>course</span></a>
+                        <div style="column-gap: 8px;" class="d-flex-between">
+                            <div style="column-gap: 8px;" class="d-flex-between">
+                                <?php if (isset($_SESSION['user_id']) && $_SESSION['user_id'] !== null): ?>
+                                    <a style="column-gap: 16px;" class="btn" href="?controller=User&do=showUserAccountPage">
+                                        <?php echo ($_SESSION['vorname'] ?? "") . " " . ($_SESSION['name'] ?? "") . ", " . ($_SESSION['user_role']) ?>
+                                        <span class="btn btn-user">
                                 <span class="material-icons">person</span>
                             </span>
-                        </a>
-                    <?php else: ?>
-                        <a class="btn" href="?controller=User&do=showUserLoginForm">Anmeldung</a>
-                        <a class="btn btn-primary" href="?controller=User&do=showUserRegisterForm">Registration</a>
-                    <?php endif; ?>
-                </div>
+                                    </a>
+                                <?php else: ?>
+                                    <a class="btn" href="?controller=User&do=showUserLoginForm">Anmeldung</a>
+                                    <a class="btn btn-primary" href="?controller=User&do=showUserRegisterForm">Registration</a>
+                                <?php endif; ?>
+                            </div>
+                        </div>
+                    </nav>
+                </header>
             </div>
-        </nav>
-    </header>
+        </div>
+    </div>
     <!-- TODO Transparent mit Fehleranzeige bei der Anmeldung -->
     <main>