var express = require("express");
var router = express.Router();
const db = require("../models");
const path = require("path");

/* GET home page. */
router.get("/", function (req, res, next) {
  res.render("index", { title: "Express" });
});

// API endpoint to get quiz and questions
router.get("/api/quiz", async function (req, res) {
  try {
    const quiz = await db.quiz.findOne({
      include: [{ model: db.question, as: "questions" }],
    });
    if (!quiz) {
      return res.json({ success: false, error: "Quiz not found" });
    }
    // Parse options from JSON string to array for each question
    const quizData = quiz.toJSON();
    quizData.questions = quizData.questions.map((q) => ({
      ...q,
      options:
        typeof q.options === "string" ? JSON.parse(q.options) : q.options,
    }));
    res.json({ success: true, data: quizData });
  } catch (err) {
    res.json({ success: false, error: err.message });
  }
});

// Serve quiz.html at /quiz
router.get("/quiz", function (req, res) {
  res.sendFile(path.join(__dirname, "../quiz.html"));
});

module.exports = router;