M2.2 : ajouter une fonctionnalité

src/Controller/PlaylistsController.php

@@ -51,9 +51,16 @@ class PlaylistsController extends AbstractController {
     public function index(): Response{
         $playlists = $this->playlistRepository->findAllOrderByName('ASC');
         $categories = $this->categorieRepository->findAll();
+
+        $nombreFormations = [];
+        foreach ($playlists as $p) {
+            $nombreFormations[$p->getId()] = $this->playlistRepository->countFormationsByPlaylist($p);
+        }
+
         return $this->render("pages/playlists.html.twig", [
             'playlists' => $playlists,
-            'categories' => $categories
+            'categories' => $categories,
+            'nombreFormations' => $nombreFormations
         ]);
     }
 
@@ -63,13 +70,23 @@ class PlaylistsController extends AbstractController {
             case "name":
                 $playlists = $this->playlistRepository->findAllOrderByName($ordre);
                 break;
+            case "nbResult":
+                $playlists = $this->playlistRepository->findAllOrderByResultNb($ordre);
+                break;
             default:
                 break;
         }
         $categories = $this->categorieRepository->findAll();
+
+        $nombreFormations = [];
+        foreach ($playlists as $p) {
+            $nombreFormations[$p->getId()] = $this->playlistRepository->countFormationsByPlaylist($p);
+        }
+
         return $this->render($this->playlistPage, [
             'playlists' => $playlists,
-            'categories' => $categories
+            'categories' => $categories,
+            'nombreFormations' => $nombreFormations
         ]);
     }
 
@@ -78,11 +95,18 @@ class PlaylistsController extends AbstractController {
         $valeur = $request->get("recherche");
         $playlists = $this->playlistRepository->findByContainValue($champ, $valeur, $table);
         $categories = $this->categorieRepository->findAll();
+
+        $nombreFormations = [];
+        foreach ($playlists as $p) {
+            $nombreFormations[$p->getId()] = $this->playlistRepository->countFormationsByPlaylist($p);
+        }
+
         return $this->render($this->playlistPage, [
             'playlists' => $playlists,
             'categories' => $categories,
             'valeur' => $valeur,
-            'table' => $table
+            'table' => $table,
+            'nombreFormations' => $nombreFormations
         ]);
     }
 
@@ -91,11 +115,12 @@ class PlaylistsController extends AbstractController {
         $playlist = $this->playlistRepository->find($id);
         $playlistCategories = $this->categorieRepository->findAllForOnePlaylist($id);
         $playlistFormations = $this->formationRepository->findAllForOnePlaylist($id);
+        $nbFormations = $this->playlistRepository->countFormationsByPlaylist($playlist);
         return $this->render("pages/playlist.html.twig", [
             'playlist' => $playlist,
             'playlistcategories' => $playlistCategories,
-            'playlistformations' => $playlistFormations
+            'playlistformations' => $playlistFormations,
+            'nombreFormations' => $nbFormations
         ]);
     }
-    
 }

src/Repository/PlaylistRepository.php

@@ -30,7 +30,6 @@ class PlaylistRepository extends ServiceEntityRepository
     
     /**
      * Retourne toutes les playlists triées sur le nom de la playlist
-     * @param type $champ
      * @param string $ordre
      * @return Playlist[]
      */
@@ -46,9 +45,9 @@ class PlaylistRepository extends ServiceEntityRepository
     /**
      * Enregistrements dont un champ contient une valeur
      * ou tous les enregistrements si la valeur est vide
-     * @param type $champ
+     * @param string $champ
-     * @param type $valeur
+     * @param string $valeur
-     * @param type $table si $champ dans une autre table
+     * @param string $table si $champ dans une autre table
      * @return Playlist[]
      */
     public function findByContainValue($champ, $valeur, $table=""): array{
@@ -77,4 +76,36 @@ class PlaylistRepository extends ServiceEntityRepository
         }
     }
 
+    /**
+     * Retourne toutes les playlists triées sur le nombre de résultats par playlist
+     * @param string $ordre
+     * @return Playlist[]
+     */
+    public function findAllOrderByResultNb($ordre){
+        return $this->createQueryBuilder('p')
+            ->select('p', 'COUNT(f.id) AS HIDDEN nbrFormations')
+            ->leftJoin('p.formations', 'f')
+            ->groupBy('p.id')
+            ->orderBy('nbrFormations', $ordre)
+            ->getQuery()
+            ->getResult();
+    }
+
+    /**
+     * Renvoie le nombre de formations pour une playlist donnée
+     * @param Playlist $playlist
+     * @return int
+     */
+    public function countFormationsByPlaylist(Playlist $playlist): int
+    {
+        $nb = $this->createQueryBuilder('p')
+            ->select('COUNT(f.id)')
+            ->leftJoin('p.formations', 'f')
+            ->where('p = :playlist')
+            ->setParameter('playlist', $playlist)
+            ->getQuery()
+            ->getSingleScalarResult();
+
+        return (int) $nb;
+    }
 }

templates/pages/playlist.html.twig

@@ -11,7 +11,8 @@
                 {% endfor %}
             <br /><br />
             <strong>description :</strong><br />
-                {{ playlist.description|nl2br }}
+                {{ playlist.description|nl2br }}<br>
+                Nombre de formations : {{ nombreFormations }}
         </div>
         <div class="col">
             <!-- boucle sur l'affichage des formations -->
@@ -20,7 +21,7 @@
                     <div class="col-md-auto">
                         {% if formation.miniature %}
                             <a href="{{ path('formations.showone', {id:formation.id}) }}">
-                                <img src="{{ formation.miniature }}">
+                                <img src="{{ formation.miniature }}" alt="Miniature de la formation">
                             </a>
                         {% endif %}  
                     </div>

templates/pages/playlists.html.twig

@@ -33,7 +33,9 @@
                     </form>            
                 </th>
                 <th class="text-center align-top" scope="col">
-                    &nbsp;
+                    Nb résultats
+                    <a href="{{ path('playlists.sort', {champ:'nbResult', ordre:'ASC'}) }}" class="btn btn-info btn-sm active" role="button" aria-pressed="true"><</a>
+                    <a href="{{ path('playlists.sort', {champ:'nbResult', ordre:'DESC'}) }}" class="btn btn-info btn-sm active" role="button" aria-pressed="true">></a>
                 </th>				
             </tr>
         </thead>
@@ -58,6 +60,9 @@
                         <td class="text-center">
                             <a href="{{ path('playlists.showone', {id:playlists[k].id}) }}" class="btn btn-secondary">Voir détail</a>
                         </td>
+                        <td>
+                            {{ nombreFormations[playlists[k].id] ?? 0 }}
+                        </td>
                     </tr>
                 {% endfor %}	
             {% endif %}