feat(overview): Implement Leaderboard

src/Controller/OverviewCardsController.php

@@ -183,4 +183,18 @@ public function eventDailyChart(
             'chart' => $chart,
         ]);
     }
+
+    /**
+     * List the top users with the highest solved questions.
+     */
+    #[Route('/leaderboard', name: 'leaderboard')]
+    public function leaderboard(
+        SolutionEventRepository $solutionEventRepository,
+    ): Response {
+        $leaderboard = $solutionEventRepository->listLeaderboard('7 days');
+
+        return $this->render('overview/cards/leaderboard.html.twig', [
+            'leaderboard' => $leaderboard,
+        ]);
+    }
 }

src/Repository/SolutionEventRepository.php

@@ -133,4 +133,50 @@ public function getSolveState(Question $question, User $user): ?SolutionEventSta
 
         return null;
     }
+
+    /**
+     * List the users leaderboard by the number of questions they have solved.
+     *
+     * @param string $interval The interval to count the leaderboard
+     *
+     * @return list<array{user: User, count: int}> The leaderboard
+     */
+    public function listLeaderboard(string $interval): array
+    {
+        $startedFrom = new \DateTimeImmutable("-$interval");
+
+        $qb = $this->createQueryBuilder('e')
+            ->from(User::class, 'u')
+            ->select('u AS user', 'COUNT(e.id) AS count')
+            ->where('e.submitter = u')
+            ->andWhere('e.status = :status')
+            ->andWhere('e.createdAt >= :startedFrom')
+            ->groupBy('u.id')
+            ->orderBy('count', 'DESC')
+            ->setParameter('status', SolutionEventStatus::Passed)
+            ->setParameter('startedFrom', $startedFrom);
+
+        $result = $qb->getQuery()->getResult();
+        \assert(\is_array($result) && array_is_list($result));
+
+        /**
+         * @var list<array{user: User, count: int}> $leaderboard
+         */
+        $leaderboard = [];
+
+        foreach ($result as $item) {
+            \assert(\is_array($item));
+            \assert(\array_key_exists('user', $item));
+            \assert(\array_key_exists('count', $item));
+            \assert($item['user'] instanceof User);
+            \assert(\is_int($item['count']));
+
+            $leaderboard[] = [
+                'user' => $item['user'],
+                'count' => $item['count'],
+            ];
+        }
+
+        return $leaderboard;
+    }
 }

templates/overview/cards/leaderboard.html.twig

@@ -0,0 +1,22 @@
+{% extends 'base.html.twig' %}
+
+{% block body %}
+<turbo-frame id="leaderboard">
+    <table class="table table-hover table-light">
+        <thead>
+        <tr>
+            <th scope="col">名字</th>
+            <th scope="col">解題數</th>
+        </tr>
+        </thead>
+        <tbody>
+        {% for item in leaderboard %}
+            <tr>
+                <th scope="row">{{ item['user'].name }}</th>
+                <td>{{ item['count'] }}</td>
+            </tr>
+        {% endfor %}
+        </tbody>
+    </table>
+</turbo-frame>
+{% endblock %}

templates/overview/index.html.twig

@@ -46,7 +46,7 @@
 
     <section class="app-overview-dashboard__leaderboard">
         <h3 class="mb-3">週排行榜</h3>
-
+        <turbo-frame id="leaderboard" src="{{ path('app_overview_cards_leaderboard') }}"></turbo-frame>
     </section>
 </main>
 {% endblock %}