1 files changed, 116 insertions, 0 deletions
diff --git a/services/app/src/Forms/AnswerNewForm.php b/services/app/src/Forms/AnswerNewForm.php
new file mode 100644
index 0000000..a07a172
--- /dev/null
+++ b/services/app/src/Forms/AnswerNewForm.php
@@ -0,0 +1,116 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Nsfisis\Albatross\Forms;
+
+use Nsfisis\Albatross\Database\Connection;
+use Nsfisis\Albatross\Exceptions\EntityValidationException;
+use Nsfisis\Albatross\Form\FormBase;
+use Nsfisis\Albatross\Form\FormItem;
+use Nsfisis\Albatross\Form\FormState;
+use Nsfisis\Albatross\Form\FormSubmissionFailureException;
+use Nsfisis\Albatross\Models\Answer;
+use Nsfisis\Albatross\Models\Quiz;
+use Nsfisis\Albatross\Models\User;
+use Nsfisis\Albatross\Repositories\AnswerRepository;
+use Nsfisis\Albatross\Repositories\TestcaseExecutionRepository;
+use Slim\Interfaces\RouteParserInterface;
+
+final class AnswerNewForm extends FormBase
+{
+    private ?Answer $answer = null;
+
+    public function __construct(
+        ?FormState $state,
+        private readonly User $currentUser,
+        private readonly Quiz $quiz,
+        private readonly RouteParserInterface $routeParser,
+        private readonly AnswerRepository $answerRepo,
+        private readonly TestcaseExecutionRepository $testcaseExecutionRepo,
+        private readonly Connection $conn,
+    ) {
+        if (!isset($state)) {
+            $state = new FormState();
+        }
+        parent::__construct($state);
+    }
+
+    public function pageTitle(): string
+    {
+        return "問題 #{$this->quiz->quiz_id} - 提出";
+    }
+
+    public function redirectUrl(): string
+    {
+        $answer = $this->answer;
+        assert(isset($answer));
+        return $this->routeParser->urlFor(
+            'answer_view',
+            ['qslug' => $this->quiz->slug, 'anum' => "$answer->answer_number"],
+        );
+    }
+
+    protected function submitLabel(): string
+    {
+        return '投稿';
+    }
+
+    /**
+     * @return list<FormItem>
+     */
+    protected function items(): array
+    {
+        return [
+            new FormItem(
+                name: 'code',
+                type: 'textarea',
+                label: 'コード',
+                isRequired: true,
+                extra: 'rows="3" cols="80"',
+            ),
+        ];
+    }
+
+    /**
+     * @return array{quiz: Quiz, is_closed: bool}
+     */
+    public function getRenderContext(): array
+    {
+        return [
+            'quiz' => $this->quiz,
+            'is_closed' => $this->quiz->isClosedToAnswer(),
+        ];
+    }
+
+    public function submit(): void
+    {
+        if ($this->quiz->isClosedToAnswer()) {
+            $this->state->setErrors(['general' => 'この問題の回答は締め切られました']);
+            throw new FormSubmissionFailureException();
+        }
+
+        $code = $this->state->get('code') ?? '';
+
+        try {
+            $answer_id = $this->conn->transaction(function () use ($code) {
+                $answer_id = $this->answerRepo->create(
+                    $this->quiz->quiz_id,
+                    $this->currentUser->user_id,
+                    $code,
+                );
+                $this->testcaseExecutionRepo->enqueueForSingleAnswer(
+                    $answer_id,
+                    $this->quiz->quiz_id,
+                );
+                return $answer_id;
+            });
+        } catch (EntityValidationException $e) {
+            $this->state->setErrors($e->toFormErrors());
+            throw new FormSubmissionFailureException(previous: $e);
+        }
+        $answer = $this->answerRepo->findById($answer_id);
+        assert(isset($answer));
+        $this->answer = $answer;
+    }
+}