feat: gravatar integration

assets/controllers/gravatar_controller.js

@@ -0,0 +1,17 @@
+import {Controller} from '@hotwired/stimulus'
+
+export default class extends Controller {
+    static values = {url: String, alt: String}
+    static classes = ['image']
+
+    connect() {
+        const img = new Image()
+        img.onload = () => {
+            img.classList.add(...this.imageClasses)
+            this.element.innerHTML = ''
+            this.element.appendChild(img)
+        }
+        img.alt = this.altValue
+        img.src = this.urlValue
+    }
+}

src/Service/ParticipantCardDataService.php

@@ -25,7 +25,7 @@ class ParticipantCardDataService
     /**
      * Get card data for a single participant.
      *
-     * @return array{name: string, roomName: string, price: string, isCanceled: bool}
+     * @return array{name: string, email: string, roomName: string, price: string, isCanceled: bool}
      */
     public function getCardData(BookingDto $bookingDto, int $index): array
     {
@@ -38,6 +38,9 @@ class ParticipantCardDataService
         // Extract participant name with fallback
         $name = $this->getParticipantName($participant, $index);
 
+        // Extract email
+        $email = $participant->email ?? '';
+
         // Extract room name
         $roomName = $this->getRoomName($bookingDto, $participant);
 
@@ -49,6 +52,7 @@ class ParticipantCardDataService
 
         return [
             'name' => $name,
+            'email' => $email,
             'roomName' => $roomName,
             'price' => $price,
             'isCanceled' => $isCanceled,
@@ -58,7 +62,7 @@ class ParticipantCardDataService
     /**
      * Get card data for all participants.
      *
-     * @return array<int, array{name: string, roomName: string, price: string, isCanceled: bool}>
+     * @return array<int, array{name: string, email: string, roomName: string, price: string, isCanceled: bool}>
      */
     public function getAllCardsData(BookingDto $bookingDto): array
     {
@@ -132,7 +136,7 @@ class ParticipantCardDataService
     /**
      * Get card data for a single participant with validation state.
      *
-     * @return array{name: string, roomName: string, price: string, isCanceled: bool, isValid: bool, errorMessages: array<string>}
+     * @return array{name: string, email: string, roomName: string, price: string, isCanceled: bool, isValid: bool, errorMessages: array<string>}
      */
     public function getCardDataWithValidation(BookingDto $bookingDto, int $index, array $validationGroups): array
     {
@@ -171,7 +175,7 @@ class ParticipantCardDataService
     /**
      * Get card data for all participants with validation state.
      *
-     * @return array<int, array{name: string, roomName: string, price: string, isCanceled: bool, isValid: bool, errorMessages: array<string>}>
+     * @return array<int, array{name: string, email: string, roomName: string, price: string, isCanceled: bool, isValid: bool, errorMessages: array<string>}>
      */
     public function getAllCardsDataWithValidation(BookingDto $bookingDto, array $validationGroups): array
     {

src/Twig/GravatarExtension.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Twig;
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+final class GravatarExtension extends AbstractExtension
+{
+    public function getFunctions(): array
+    {
+        return [
+            new TwigFunction('gravatar_url', [$this, 'getGravatarUrl']),
+        ];
+    }
+
+    /**
+     * Generates a Gravatar URL for the given email address.
+     */
+    public function getGravatarUrl(string $email, int $size = 80): string
+    {
+        $hash = md5(strtolower(trim($email)));
+
+        return sprintf('https://www.gravatar.com/avatar/%s?s=%d&d=404', $hash, $size);
+    }
+}

templates/booking/_participant_card.html.twig

@@ -8,22 +8,36 @@
      class="{{ html_classes('border rounded p-4', { 'border-gray-400 bg-gray-50': isCanceled, 'border-red-700': not isValid }) }}">
     <div class="flex justify-between items-start">
         <div class="flex-1">
-            <div class="flex items-center gap-2">
-                <h3 class="font-semibold {{ isCanceled ? 'text-gray-600' : '' }}" {{ qa_attribute('participant-name', index) }}>
-                    {{ cardData.name }}
-                </h3>
-                {% if isCanceled %}
-                    <span class="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-gray-700 text-white" {{ qa_attribute('participant-canceled', index) }}>
-                        storniert
-                    </span>
-                {% endif %}
-                {% if not isValid %}
-                    <span class="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-red-700 text-white" {{ qa_attribute('participant-invalid', index) }}>
-                        unvollständige oder fehlerhafte Daten
-                    </span>
-                {% endif %}
+            <div class="flex items-start gap-3">
+                <div class="flex-shrink-0"
+                     {{ stimulus_controller('gravatar', {
+                         url: gravatar_url(cardData.email),
+                         alt: cardData.name
+                     }, {
+                         image: 'w-12 h-12 rounded-full'
+                     }) }}
+                     {{ qa_attribute('participant-avatar', index) }}>
+                    {{ icon('user', 'w-12 h-12 text-gray-400') }}
+                </div>
+                <div class="flex-1">
+                    <div class="flex items-center gap-2">
+                        <h3 class="font-semibold {{ isCanceled ? 'text-gray-600' : '' }}" {{ qa_attribute('participant-name', index) }}>
+                            {{ cardData.name }}
+                        </h3>
+                        {% if isCanceled %}
+                            <span class="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-gray-700 text-white" {{ qa_attribute('participant-canceled', index) }}>
+                                storniert
+                            </span>
+                        {% endif %}
+                        {% if not isValid %}
+                            <span class="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-red-700 text-white" {{ qa_attribute('participant-invalid', index) }}>
+                                unvollständige oder fehlerhafte Daten
+                            </span>
+                        {% endif %}
+                    </div>
+                    <p class="text-sm text-gray-600" {{ qa_attribute('participant-room-name', index) }}>{{ cardData.roomName }}</p>
+                </div>
             </div>
-            <p class="text-sm text-gray-600" {{ qa_attribute('participant-room-name', index) }}>{{ cardData.roomName }}</p>
         </div>
         <div class="flex items-center gap-4">
             <span class="font-medium {{ isCanceled ? 'text-gray-500' : '' }}" {{ qa_attribute('participant-price', index) }}>{{ cardData.price }}</span>

templates/booking/_participant_form.html.twig

@@ -45,7 +45,18 @@
 {% block participant_form %}
 {% import _self as macros %}
 <div id="participant-form-view">
-    <h2>{{ participantIndex == 0 ? 'Anmelder:in' : 'Teilnehmer:in ' ~ (participantIndex + 1) }}</h2>
+    <div class="flex items-center gap-4 mb-6">
+        <div class="flex-shrink-0"
+             {{ stimulus_controller('gravatar', {
+                 url: gravatar_url(form.vars.data.participant.email ?? ''),
+                 alt: participantIndex == 0 ? 'Anmelder:in' : 'Teilnehmer:in ' ~ (participantIndex + 1)
+             }, {
+                 image: 'w-16 h-16 rounded-full'
+             }) }}>
+            {{ icon('user', 'w-16 h-16 text-gray-400') }}
+        </div>
+        <h2 class="text-2xl">{{ participantIndex == 0 ? 'Anmelder:in' : 'Teilnehmer:in ' ~ (participantIndex + 1) }}</h2>
+    </div>
 
     {{ form_start(form, {
         'attr': {