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path: root/frontend/app/pages/GolfProblemPreviewPage.tsx
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import { useEffect, useState } from "react";
import { useLocation } from "wouter";
import { createApiClient } from "../api/client";
import type { components } from "../api/schema";
import ProblemColumnContent from "../components/Gaming/ProblemColumnContent";
import NavigateLink from "../components/NavigateLink";
import { APP_NAME } from "../config";
import { usePageTitle } from "../hooks/usePageTitle";

type Game = components["schemas"]["Game"];

export default function GolfProblemPreviewPage({ gameId }: { gameId: string }) {
  const [, navigate] = useLocation();
  const [game, setGame] = useState<Game | null>(null);
  const [loading, setLoading] = useState(true);

  const gameIdNum = Number(gameId);

  usePageTitle(
    game
      ? `${game.display_name} - 問題プレビュー | ${APP_NAME}`
      : `問題プレビュー | ${APP_NAME}`,
  );

  useEffect(() => {
    const apiClient = createApiClient();
    apiClient
      .getGame(gameIdNum)
      .then(({ game }) => setGame(game))
      .catch(() => navigate("/dashboard"))
      .finally(() => setLoading(false));
  }, [gameIdNum, navigate]);

  if (loading || !game) {
    return (
      <div className="min-h-screen bg-gray-100 flex items-center justify-center">
        <p className="text-gray-500">Loading...</p>
      </div>
    );
  }

  return (
    <div className="p-6 bg-gray-100 min-h-screen flex flex-col items-center gap-4">
      <h1 className="text-3xl font-bold text-gray-800">{game.display_name}</h1>
      <div className="w-full max-w-3xl flex flex-col gap-4">
        <ProblemColumnContent
          description={game.problem.description}
          language={game.problem.language}
          sampleCode={game.problem.sample_code}
        />
      </div>
      <div className="flex gap-4">
        <NavigateLink to={`/golf/${game.game_id}/play`}>
          対戦ページへ
        </NavigateLink>
        <NavigateLink to={`/golf/${game.game_id}/watch`}>
          観戦ページへ
        </NavigateLink>
      </div>
      <NavigateLink to="/dashboard">ダッシュボードへ戻る</NavigateLink>
    </div>
  );
}