Added quiz features
This commit is contained in:
m.razaghi
200
app/Http/Controllers/api/PvPQuizController.php
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200
app/Http/Controllers/api/PvPQuizController.php
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<?php
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namespace App\Http\Controllers\api;
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use App\Http\Controllers\Controller;
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use App\Models\Question;
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use App\Models\PvpMatch;
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use App\Traits\BaseApiResponse;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Cache;
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class PvPQuizController extends Controller
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{
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use BaseApiResponse;
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/**
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* STEP 1: Join the Matchmaking Queue
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*/
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public function findMatch(Request $request)
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{
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$userId = auth()->id();
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// 1. Check if anyone else is waiting in the cache queue
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$waitingPlayer = Cache::get('pvp_waiting_player');
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// Ensure we don't match the user with themselves
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if ($waitingPlayer && $waitingPlayer != $userId) {
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// MATCH FOUND! Remove the waiting player from the queue
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Cache::forget('pvp_waiting_player');
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// Create the Game Room
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$match = PvpMatch::create([
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'status' => 'in_progress',
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'started_at' => now(),
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]);
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// Add both players to the match
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$match->players()->createMany([
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['user_id' => $waitingPlayer, 'score' => 0],
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['user_id' => $userId, 'score' => 0],
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]);
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// Select 5 random multiple-choice questions
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$questions = Question::where('type', 'multiple_choice')
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->inRandomOrder()
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->limit(5)
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->pluck('id');
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// Attach questions to the match
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$match->questions()->attach($questions);
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// TODO (Next Step): Fire a WebSocket Event here to tell Player 1 the match started!
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return $this->success([
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'match_id' => $match->id,
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'status' => 'matched',
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'opponent_id' => $waitingPlayer,
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'questions' => $match->questions()->with('options')->get()->makeHidden(['solution_explanation'])->each(function($q) {
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$q->options->each->makeHidden(['is_correct']);
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})
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], 'موفق', 'حریف پیدا شد! بازی شروع میشود.');
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}
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// NO MATCH FOUND YET. Put this user in the waiting queue for 30 seconds.
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Cache::put('pvp_waiting_player', $userId, 30);
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return $this->success([
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'status' => 'waiting'
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], 'در حال جستجو', 'در حال یافتن حریف...');
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}
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/**
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* STEP 2: Submit Answer for a single question (Fastest Finger Logic)
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*/
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public function submitAnswer(Request $request, PvpMatch $match)
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{
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$request->validate([
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'question_id' => 'required|exists:questions,id',
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'selected_option_id' => 'required|exists:question_options,id',
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'time_taken_seconds' => 'required|numeric|min:0.1|max:15', // Max 15 seconds to answer
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]);
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$player = $match->players()->where('user_id', auth()->id())->firstOrFail();
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$question = Question::with('options')->find($request->question_id);
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$isCorrect = false;
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$pointsEarned = 0;
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// Check if correct
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$correctOption = $question->options->where('is_correct', true)->first();
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if ($correctOption && $correctOption->id == $request->selected_option_id) {
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$isCorrect = true;
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// MATH: Speed Bonus Calculation
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// If base score is 10, and you answer in 2 seconds (out of 15), you get a bonus!
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$baseScore = 10;
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$maxTime = 15;
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$speedBonus = ($maxTime - $request->time_taken_seconds) * 0.5; // Half a point for every second saved
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$pointsEarned = $baseScore + $speedBonus;
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}
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// Save the answer
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$match->answers()->create([
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'user_id' => auth()->id(),
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'question_id' => $question->id,
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'selected_option_id' => $request->selected_option_id,
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'is_correct' => $isCorrect,
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'time_taken' => $request->time_taken_seconds,
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'points_earned' => $pointsEarned
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]);
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// Update total score for the player
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$player->increment('score', $pointsEarned);
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// ==========================================
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// CHECK IF THE MATCH IS OVER
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// ==========================================
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$totalQuestions = $match->questions()->count(); // Should be 5
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$totalExpectedAnswers = $totalQuestions * 2; // 5 questions * 2 players = 10 answers
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// Count how many answers have been submitted in this match globally
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$currentTotalAnswers = $match->answers()->count();
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$isMatchOver = false;
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if ($currentTotalAnswers >= $totalExpectedAnswers) {
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// The final answer was just submitted! End the game.
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$this->finalizeMatch($match);
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$isMatchOver = true;
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}
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return $this->success([
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'is_correct' => $isCorrect,
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'points_earned' => round($pointsEarned, 2),
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'current_total_score' => round($player->score, 2),
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'is_match_over' => $isMatchOver
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], 'موفق', 'پاسخ ثبت شد.');
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}
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/**
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* STEP 3: Finalize the Match and Declare Winner (Internal Helper)
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*/
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private function finalizeMatch(PvpMatch $match)
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{
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// Get both players, ordered by the highest score first
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$players = $match->players()->orderByDesc('score')->get();
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$player1 = $players->first(); // The one with the higher score
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$player2 = $players->last(); // The one with the lower score
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$winnerId = null;
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// Check if it's a draw, or if someone actually won
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if ($player1->score > $player2->score) {
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$winnerId = $player1->user_id;
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}
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// If scores are exactly equal, winnerId stays null (Draw/Tie)
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// Close the room
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$match->update([
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'status' => 'completed',
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'ended_at' => now(),
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'winner_id' => $winnerId
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]);
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// TODO (Next Step): Fire a WebSocket Event here to push the "Game Over" screen!
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}
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/**
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* STEP 4: Get Final Match Results
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*/
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public function matchResult(PvpMatch $match)
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{
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// Ensure user was actually in this match
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if (!$match->players()->where('user_id', auth()->id())->exists()) {
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return response()->json(['message' => 'دسترسی غیرمجاز'], 403);
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}
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$match->load([
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'players.user:id,name', // Load player names
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'winner:id,name' // Load winner name
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]);
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return $this->success([
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'match_id' => $match->id,
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'status' => $match->status,
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'winner_id' => $match->winner_id,
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'winner_name' => $match->winner ? $match->winner->name : 'مساوی (Draw)',
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'players' => $match->players->map(function ($p) {
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return [
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'user_id' => $p->user_id,
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'name' => optional($p->user)->name,
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'final_score' => round($p->score, 2)
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];
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})
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], 'موفق', 'نتایج نهایی مسابقه دریافت شد.');
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}
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}
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