62 lines
2.0 KiB
TypeScript
62 lines
2.0 KiB
TypeScript
import { NextRequest, NextResponse } from "next/server";
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import { db } from "@/lib/db";
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import { getServerSession } from "next-auth";
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import { authOptions } from "@/lib/auth";
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import { CARD_TIER_LABELS, resolveQuizRewardTier } from "@/lib/cardTier";
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// POST /api/quiz/submit
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export async function POST(req: NextRequest) {
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const session = await getServerSession(authOptions);
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if (!session) return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
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const userId = (session.user as any).id;
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const { quizId, answers } = await req.json();
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if (!quizId || !Array.isArray(answers)) {
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return NextResponse.json({ error: "Invalid payload" }, { status: 400 });
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}
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const quiz = await db.dailyQuiz.findUnique({
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where: { id: quizId },
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include: { questions: { orderBy: { order: "asc" } } },
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});
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if (!quiz) return NextResponse.json({ error: "Quiz not found" }, { status: 404 });
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if (quiz.isProcessed) {
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return NextResponse.json({ error: "این کوییز بعد از قرعهکشی بسته شده است" }, { status: 400 });
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}
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const now = new Date();
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if (now < quiz.windowStart || now > quiz.windowEnd) {
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return NextResponse.json({ error: "خارج از بازه زمانی مجاز" }, { status: 400 });
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}
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const existing = await db.quizSubmission.findUnique({
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where: { userId_quizId: { userId, quizId } },
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});
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if (existing) return NextResponse.json({ error: "قبلاً شرکت کردهاید" }, { status: 400 });
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let correct = 0;
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quiz.questions.forEach((q, i) => {
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if (answers[i] === q.correctAnswer) correct++;
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});
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const score = quiz.questions.length > 0
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? Math.round((correct / quiz.questions.length) * 100)
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: 0;
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const rewardTier = resolveQuizRewardTier(quiz, correct);
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const submission = await db.quizSubmission.create({
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data: { userId, quizId, answers, correctAnswers: correct, score },
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});
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return NextResponse.json({
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score,
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correct,
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total: quiz.questions.length,
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rewardTier,
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rewardTierLabel: rewardTier ? CARD_TIER_LABELS[rewardTier] : null,
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submission,
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});
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}
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