@extends('dashboard.layouts.master')

@section('css')
<!-- Sweet Alert -->
    <link href="{{ URL::asset('dashboard/plugins/sweet-alert2/sweetalert2.min.css') }}" rel="stylesheet" type="text/css">
<style type="text/css">
    .bg-easy{
        background-color: #F0ECE2 !important;
        /*border: 1px solid !important;*/
    }
    .bg-mid{
        background-color: #ACDBDF !important;
    }

    .bg-good{
        background-color: #dfdfe4 !important;
    }

    .text-black{
        color: #000000 !important;
    }
    .template{
        margin: 10px;
        padding: 10px;
        border: 1px solid gray;
        border-radius: 10px;
        cursor: pointer;
    }
    .template:hover{
        background-color: #c1185b;
        color: white;
    }

    .lecture{
        margin: 10px;
        padding: 10px;
        border: 1px solid gray;
        border-radius: 10px;
        cursor: pointer;
    }
    .lecture:hover{
        background-color: #c1185b;
        color: white;
    }
    .selected{
        background-color: #c1185b;
        color: white;
    }
</style>
<style>
    .recorder-container {
        padding: 20px;
        background: #f5f5f5;
        border-radius: 10px;
        margin-bottom: 20px;
    }
    
    .recorder-buttons {
        display: flex;
        gap: 10px;
        align-items: center;
        flex-wrap: wrap;
    }
    
    .recorder-buttons button {
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        font-size: 14px;
        transition: all 0.3s;
    }
    
    .btn-record {
        background: #28a745;
        color: white;
    }
    
    .btn-record:hover {
        background: #218838;
    }
    
    .btn-record.recording {
        background: #dc3545;
        animation: pulse 1s infinite;
    }
    
    @keyframes pulse {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.7; }
    }
    
    .btn-pause {
        background: #ffc107;
        color: #000;
    }
    
    .btn-stop {
        background: #6c757d;
        color: white;
    }
    
    .recorder-timer {
        font-size: 24px;
        font-weight: bold;
        color: #dc3545;
        min-width: 80px;
    }
    
    .audio-visualizer {
        width: 100%;
        height: 80px;
        background: #fff;
        border-radius: 5px;
        margin-top: 10px;
    }
    
    .recordings-list {
        list-style: none;
        padding: 0;
        margin-top: 15px;
    }
    
    .recording-item {
        background: white;
        padding: 15px;
        border-radius: 8px;
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 15px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    
    .recording-item audio {
        flex: 1;
    }
    
    .recording-info {
        display: flex;
        flex-direction: column;
        gap: 5px;
        font-size: 12px;
        color: #666;
    }
    
    .btn-remove {
        background: #dc3545;
        color: white;
        border: none;
        padding: 8px 15px;
        border-radius: 5px;
        cursor: pointer;
    }
    
    .template {
        margin: 5px;
        padding: 10px 15px;
        border: 1px solid #ddd;
        border-radius: 5px;
        cursor: pointer;
        display: inline-block;
        transition: all 0.3s;
    }
    
    .template:hover {
        background-color: #c1185b;
        color: white;
        transform: translateY(-2px);
    }
</style>
<style>
    .image-card {
        margin-bottom: 20px;
        border: 1px solid #e0e0e0;
        border-radius: 8px;
        background: #fff;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    
    .image-header {
        padding: 10px 15px;
        background: #f8f9fa;
        border-bottom: 1px solid #e0e0e0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .image-header h6 {
        margin: 0;
        font-size: 14px;
        color: #333;
    }
    
    .image-controls {
        display: flex;
        gap: 5px;
        align-items: center;
    }
    
    .rotate-btn {
        background: #fff;
        border: 1px solid #ddd;
        padding: 6px 12px;
        border-radius: 4px;
        cursor: pointer;
        transition: all 0.2s;
        font-size: 14px;
    }
    
    .rotate-btn:hover {
        background: #c1185b;
        color: white;
        border-color: #c1185b;
    }
    
    .rotation-badge {
        padding: 6px 12px;
        background: #e9ecef;
        border-radius: 4px;
        font-size: 12px;
        font-weight: 600;
        min-width: 40px;
        text-align: center;
        border: 1px solid #ddd;
    }
    
    .rotation-badge.active {
        background: #ffc107;
        color: #000;
        border-color: #ffc107;
    }
    
    /* ✅ Container للصورة */
    .image-body {
        padding: 0;
        background: #fafafa;
        display: flex;
        justify-content: center;
        align-items: center;
        overflow: hidden;  /* ✅ مهم جداً */
        position: relative;
        width: 100%;
        min-height: 300px;
    }
    
    /* ✅ الصورة الأساسية */
    .rotatable-image {
        max-width: 100%;
        max-height: 500px;  /* ✅ حد أقصى للارتفاع */
        width: auto;
        height: auto;
        display: block;
        object-fit: contain;
        transition: transform 0.3s ease;
        cursor: pointer;
    }
    
    /* ✅ عند التدوير 90 أو 270 */
    .image-body.landscape .rotatable-image {
        max-width: none;
        max-height: 500px;
        width: 100%;
        height: auto;
    }
    
    /* ✅ Fullscreen styles */
    .rotatable-image:fullscreen {
        width: 100vw;
        height: 100vh;
        object-fit: contain;
        background: #000;
    }
    
    .rotatable-image:-webkit-full-screen {
        width: 100vw;
        height: 100vh;
        object-fit: contain;
        background: #000;
    }
    
    .rotatable-image:-moz-full-screen {
        width: 100vw;
        height: 100vh;
        object-fit: contain;
        background: #000;
    }
    
    /* ✅ Hover effect */
    .rotatable-image:hover {
        opacity: 0.95;
    }
    
    /* ✅ Responsive */
    @media (max-width: 768px) {
        .image-body.landscape .rotatable-image {
            max-height: 50vh;
        }
    }
</style>
@endsection

@section('breadcrumb')
    <div class="col-sm-6">
        <h4 class="page-title">اسئلة المحاضرات</h4>
        <ol class="breadcrumb">
            <li class="breadcrumb-item"><a href="{{route('admin.dashboard')}}">{{trans('labels.dashboard')}}</a></li>
            <li class="breadcrumb-item active">السؤال رقم {{$data->id}}</li>
        </ol>
    </div>
@endsection

@section('content')
    <div class="row">
        <div class="col-lg-12">
            <div class="card">
                <div class="card-body">

                    <div class="col-lg-12 dragable-card modal-btn-card" >
                        <div class="card text-black bg-good">
                            <div class="card-body ">
                                <blockquote class="card-blockquote mb-0" >
                                    <p><img width="30px" src="{{$data->student->profile_image_full_path}}"> <a target="_blank" href="{{route('admin.student-management.show', ['student_management' => $data->student->id])}}">{{ $data->student->name }}</a> <span style="float: left;">{{$data->created_from}}</span></p>
                                    {{-- Header --}}
                                    <div class="image-header">
                                        <h6>
                                            <i class="fas fa-image"></i>
                                            سؤال #{{ $data->id }}
                                        </h6>
                                        <div class="image-controls">
                                            <button class="rotate-btn" 
                                                    onclick="rotate({{ $data->id }}, -90)"
                                                    title="تدوير لليسار">
                                                <i class="fas fa-undo"></i>
                                            </button>
                                            
                                            <span class="rotation-badge" id="deg{{ $data->id }}">
                                                0°
                                            </span>
                                            
                                            <button class="rotate-btn" 
                                                    onclick="rotate({{ $data->id }}, 90)"
                                                    title="تدوير لليمين">
                                                <i class="fas fa-redo"></i>
                                            </button>
                                            
                                            <button class="rotate-btn" 
                                                    onclick="reset({{ $data->id }})"
                                                    title="إعادة ضبط">
                                                <i class="fas fa-sync-alt"></i>
                                            </button>
                                            
                                            <button class="rotate-btn" 
                                                    onclick="fullscreen({{ $data->id }})"
                                                    title="ملء الشاشة">
                                                <i class="fas fa-expand"></i>
                                            </button>
                                        </div>
                                    </div>
                                    <div class="image-body">
                                        <img id="img{{ $data->id }}" 
                                         src="{{ asset('storage/uploads/lecture-questions/' . $data->image) }}" 
                                         class="rotatable-image"
                                         data-rotation="0"
                                         loading="lazy"
                                         alt="سؤال {{ $data->id }}"
                                         onclick="fullscreen({{ $data->id }})">
                                    </div>
                                    <div class="review-des" style="margin-bottom: 20px;">
                                        <p>{{$data->question}}</p>
                                    </div>
                                    <footer class="blockquote-footer font-12 text-black">
                                        <cite title="Source Title" >{{$data->statusText()}} <span class="degree" style="float: left;">
                                            <!-- <a href="#" class="btn btn-danger"> رفض</a> -->
                                        </span></cite>
                                    </footer>
                                </blockquote>
                            </div>
                        </div>
                    </div>

                    @foreach($data->replies as $reply)
                    <div class="col-lg-12 dragable-card modal-btn-card" >
                        <div class="card text-black bg-good">
                            <div class="card-body ">
                                <blockquote class="card-blockquote mb-0" >
                                    <p><img width="30px" src="{{$data->sender}}"> {{ $reply->sender->name }} <span style="float: left;">{{$reply->created_from}}</span></p>
                                    @if($reply->audio)
                                    <audio controls >
                                      <source src="{{$reply->audio_full_path}}" type="audio/wav">
                                    </audio>
                                    @endif
                                    @if($reply->image)
                                     <img width="100%" src="{{$reply->image_full_path}}" class="ques-img img" alt="">
                                    @endif
                                    <div class="review-des" style="margin-bottom: 20px;">
                                        <p>{!! nl2br(e($reply->answer)) !!}</p>
                                    </div>
                                    <footer class="blockquote-footer font-12 text-black">
                                        <cite title="Source Title" >{{$reply->statusText()}} <span class="degree" style="float: left;">
                                            <a class="btn btn-danger delete-confirm" type="button" href="{{route('admin.lecture-questions.reply.destroy', $reply->id)}}" aria-haspopup="true" aria-expanded="false">
                                                {{trans('labels.delete')}}
                                            </a>
                                            @if($reply->canBeUpdated())
                                            <a class="btn btn-info" type="button" href="{{route('admin.lecture-questions.reply.edit', $reply->id)}}" aria-haspopup="true" aria-expanded="false">
                                                {{trans('labels.update')}}
                                            </a>
                                            @endif
                                        </span></cite>
                                    </footer>
                                </blockquote>
                            </div>
                        </div>
                    </div>
        
                    @endforeach

                    <form id="reply" action="{{route('admin.lecture-questions.reply', $data->id)}}" method="post" enctype="multipart/form-data">
                        @csrf
                        @method('patch')

                        <div class="row">
                            <!-- <button type="button" id="recordButton">ابدا التسجيل</button>
                            <button type="button" id="pauseButton" disabled>توقف مؤقت</button>
                            <button  type="button"  id="stopButton" disabled>انهاء</button> -->
                            
                              <!-- <h2>Recordings</h2> -->
                              <!-- <div id="formats" style="display:none"></div> -->
                              <!-- <ul id="recordingslist"></ul> -->
<!--                               <h2>Log</h2>
 -->                                <pre id="log" style="display:none"></pre>
{{--                            <div class="form-group col-md-12">--}}
{{--                                <label>مقطع صوتي</label>--}}
{{--                                <input type="file" class="form-control" name="audio"/>--}}
{{--                            </div>--}}

                            {{-- ✅ Audio Recorder المحسّن --}}
                            <div class="recorder-container">
                                <h6 class="mb-3">تسجيل صوتي</h6>
                                
                                <div class="recorder-buttons">
                                    <button type="button" id="recordBtn" class="btn-record">
                                        <i class="fas fa-microphone"></i> ابدأ التسجيل
                                    </button>
                                    <button type="button" id="pauseBtn" class="btn-pause" disabled>
                                        <i class="fas fa-pause"></i> إيقاف مؤقت
                                    </button>
                                    <button type="button" id="stopBtn" class="btn-stop" disabled>
                                        <i class="fas fa-stop"></i> إنهاء
                                    </button>
                                    <div class="recorder-timer" id="timer">00:00</div>
                                </div>
                                
                                <canvas id="visualizer" class="audio-visualizer"></canvas>
                                
                                <ul class="recordings-list" id="recordingsList">
                                    <li class="recording-item">
                                        <input id="myAudioInput" type="file" name="audio" class="form-control">
                                        <audio id="myAudio" controls style="flex: none;">
                                            <source id="myAudioSrc" >
                                        </audio>
                                    </li>
                                </ul>
                            </div>
                            <div class="form-group col-md-12">
                                <label>اضف صورة</label>
                                <input id="aFile_upload" type="file" class="form-control" name="image"/>
                                <div id="approvedFiles" style="color:red"></div>
                                <p id="fileName"></p>
                                <img src="" height="200px" style="display:none;" id="fileImage">
                            </div>
                            <div class="form-group col-md-12">
                                <label>اكتب الرد</label>
                                <textarea class="form-control" id="replyText" name="reply"></textarea>
                                <div style="display:flex;flex-wrap: wrap;">
                                    <div class="template" data-content="ارفع  سؤالك في بوست جديد  من خانه( اضافه سؤال جديد ) بالتوفيق">سؤال جديد</div>
                                    <div class="template" data-content="صور السؤال  كامل وواضح بعد اذن حضرتك">صور السؤال</div>
                                    <div class="template" data-content="العفو بالتوفيق">العفو بالتوفيق</div>
                                    <div class="template" data-content="لو في أي مشكلة واجهتك خلال التعامل مع المنصة، يُرجى التواصل مع الدعم الفني للمنصة عن طريق الخط الساخن 01201755570 ثم الضغط على رقم (2).
                                    متاح هاتفيًا طوال الأسبوع من الساعة 9 ص حتى 7 م، ما عدا الجمعة من الساعة 1 ظ حتى 7 م.
                                    أو من خلال التيليجرام https://t.me/elgohary_Tech
                                    أو التواصل من خلال أيقونة الدعم الفني الموجودة على المنصة، ثم اختيار (الدعم الفني)، والضغط على علامة ماسنچر.
                                    #رجالة_الجوهري 🥇🤍">الاستفسار </div>
                                    <div class="template" data-content="لأي استفسار يخص مواعيد السناتر أو أماكن توزيع الكتب والأكواد، يُرجى التواصل مع فريق عمل الأستاذ الجوهري على الرقم 01201755570.
                                    متاح هاتفيًا طوال الأسبوع من الساعة 9 ص حتى 7 م، ما عدا يوم الجمعة من الساعة 1 ظ حتى 7 م.
                                    أو من خلال التيليجرام https://t.me/elgohary_Info
                                    أو التواصل من خلال أيقونة الدعم الفني الموجودة على المنصة، ثم اختيار (استفسارات عامة)، والضغط على علامة ماسنچر.
                                    #رجالة_الجوهري 🥇🤍">المواعيد والاماكن</div>
                                    <div class="template" data-content="للتواصل مع تيم الدعم النفسي واتساب فقط على الرقم 01507200326">الدعم النفسي</div>
                                    <div class="template" data-content="تابع صفحتنا الرسمية علي الفيسبوك هينزل عليها كل التفاصيل.
                                    إسم الصفحة: الصفحة الرسمية للأستاذ الجوهري.
                                    لينك الصفحة: https://www.facebook.com/share/1BHBMxZJuf/?mibextid=wwXIfr">تابع الصفحة</div>
                                    <div class="template" data-content="الشكر لله بالتوفيق">الشكر لله بالتوفيق</div>
                                </div>
                            </div>
                            <div class="form-group col-md-12">
                                <label>متاح للجميع</label>
                                <input class="form-control" name="is_public" type="checkbox" @if($data->is_public == 1) checked @endif>

                            </div>
                            {{-- 
                            <!-- <div>
                                <h6>المحاضرة</h6>
                                <div style="display:flex;flex-wrap: wrap;">
                                    @foreach($data->lectures() as $lecture)
                                        <div id="{{$lecture->id}}" class="lecture @if($lecture->id == $data->lecture_id) selected @endif" data-url="{{route('admin.lecture-questions.set-lecture', ['id' => $data->id])}}">{{$lecture->title}}</div>
                                    @endforeach
                                </div>
                            </div> -->
                            --}}
                            <input name="page" value="{{request('page')}}" type="hidden" />
                            <div class="form-group col-md-12 ">
                                <button type="submit" class="btn btn-primary"> @lang('labels.update')</button>
                                <a class="btn btn-danger refuse-confirm" type="button" href="{{route('admin.lecture-questions.reject', $data->id). '?page='.request('page')}}" aria-haspopup="true" aria-expanded="false">
                                    {{trans('labels.refuse')}}
                                </a>
                            </div>
                        </div>
                    </form>
                </div>
            </div>
        </div> <!-- end col -->
    </div>
@endsection

@section('script')

<script>
    // ✅ Modern Audio Recorder (MediaRecorder API)
    class AudioRecorderModern {
        constructor() {
            this.mediaRecorder = null;
            this.audioChunks = [];
            this.stream = null;
            this.startTime = null;
            this.timerInterval = null;
            this.audioContext = null;
            this.analyser = null;
            this.visualizerInterval = null;
            
            this.recordBtn = document.getElementById('recordBtn');
            this.pauseBtn = document.getElementById('pauseBtn');
            this.stopBtn = document.getElementById('stopBtn');
            this.timer = document.getElementById('timer');
            this.recordingsList = document.getElementById('recordingsList');
            this.visualizer = document.getElementById('visualizer');
            
            this.init();
        }
        
        init() {
            this.recordBtn.addEventListener('click', () => this.startRecording());
            this.pauseBtn.addEventListener('click', () => this.togglePause());
            this.stopBtn.addEventListener('click', () => this.stopRecording());
        }
        
        async startRecording() {
            try {
                // ✅ Request microphone access
                this.stream = await navigator.mediaDevices.getUserMedia({ 
                    audio: {
                        echoCancellation: true,
                        noiseSuppression: true,
                        autoGainControl: true
                    } 
                });
                
                // ✅ Setup MediaRecorder with MP3/WebM
                const mimeType = MediaRecorder.isTypeSupported('audio/webm;codecs=opus') 
                    ? 'audio/webm;codecs=opus' 
                    : 'audio/mp4';
                
                this.mediaRecorder = new MediaRecorder(this.stream, { 
                    mimeType: mimeType,
                    audioBitsPerSecond: 128000 // 128 kbps
                });
                
                this.audioChunks = [];
                
                this.mediaRecorder.ondataavailable = (event) => {
                    this.audioChunks.push(event.data);
                };
                
                this.mediaRecorder.onstop = () => {
                    this.createAudioFile();
                };
                
                // ✅ Start recording
                this.mediaRecorder.start();
                this.startTime = Date.now();
                this.startTimer();
                this.startVisualizer();
                
                // Update UI
                this.recordBtn.disabled = true;
                this.recordBtn.classList.add('recording');
                this.pauseBtn.disabled = false;
                this.stopBtn.disabled = false;
                
                console.log('Recording started...');
                
            } catch (error) {
                console.error('Error accessing microphone:', error);
                alert('فشل الوصول للميكروفون. تأكد من السماح بالوصول للميكروفون في المتصفح.');
            }
        }
        
        togglePause() {
            if (this.mediaRecorder.state === 'recording') {
                this.mediaRecorder.pause();
                this.pauseBtn.innerHTML = '<i class="fas fa-play"></i> استئناف';
                clearInterval(this.timerInterval);
                clearInterval(this.visualizerInterval);
            } else if (this.mediaRecorder.state === 'paused') {
                this.mediaRecorder.resume();
                this.pauseBtn.innerHTML = '<i class="fas fa-pause"></i> إيقاف مؤقت';
                this.startTimer();
                this.startVisualizer();
            }
        }
        
        stopRecording() {
            if (this.mediaRecorder && this.mediaRecorder.state !== 'inactive') {
                this.mediaRecorder.stop();
                this.stream.getTracks().forEach(track => track.stop());
                
                clearInterval(this.timerInterval);
                clearInterval(this.visualizerInterval);
                
                // Reset UI
                this.recordBtn.disabled = false;
                this.recordBtn.classList.remove('recording');
                this.pauseBtn.disabled = true;
                this.stopBtn.disabled = true;
                this.pauseBtn.innerHTML = '<i class="fas fa-pause"></i> إيقاف مؤقت';
                this.timer.textContent = '00:00';
                
                // Clear visualizer
                const canvas = this.visualizer;
                const ctx = canvas.getContext('2d');
                ctx.clearRect(0, 0, canvas.width, canvas.height);
                
                console.log('Recording stopped');
            }
        }
        
        startTimer() {
            this.timerInterval = setInterval(() => {
                const elapsed = Date.now() - this.startTime;
                const minutes = Math.floor(elapsed / 60000);
                const seconds = Math.floor((elapsed % 60000) / 1000);
                this.timer.textContent = `${String(minutes).padStart(2, '0')}:${String(seconds).padStart(2, '0')}`;
                
                // ⚠️ Max 5 minutes
                if (minutes >= 5) {
                    this.stopRecording();
                    alert('تم الوصول للحد الأقصى للتسجيل (5 دقائق)');
                }
            }, 1000);
        }
        
        startVisualizer() {
            if (!this.audioContext) {
                this.audioContext = new (window.AudioContext || window.webkitAudioContext)();
            }
            
            if (!this.analyser) {
                this.analyser = this.audioContext.createAnalyser();
                const source = this.audioContext.createMediaStreamSource(this.stream);
                source.connect(this.analyser);
                this.analyser.fftSize = 256;
            }
            
            const canvas = this.visualizer;
            const ctx = canvas.getContext('2d');
            const bufferLength = this.analyser.frequencyBinCount;
            const dataArray = new Uint8Array(bufferLength);
            
            canvas.width = canvas.offsetWidth;
            canvas.height = canvas.offsetHeight;
            
            const draw = () => {
                this.analyser.getByteFrequencyData(dataArray);
                
                ctx.fillStyle = '#fff';
                ctx.fillRect(0, 0, canvas.width, canvas.height);
                
                const barWidth = (canvas.width / bufferLength) * 2.5;
                let x = 0;
                
                for (let i = 0; i < bufferLength; i++) {
                    const barHeight = (dataArray[i] / 255) * canvas.height;
                    
                    const gradient = ctx.createLinearGradient(0, canvas.height - barHeight, 0, canvas.height);
                    gradient.addColorStop(0, '#c1185b');
                    gradient.addColorStop(1, '#6c21a8');
                    
                    ctx.fillStyle = gradient;
                    ctx.fillRect(x, canvas.height - barHeight, barWidth, barHeight);
                    
                    x += barWidth + 1;
                }
            };
            
            this.visualizerInterval = setInterval(draw, 50);
        }
        
        async createAudioFile() {
            const audioBlob = new Blob(this.audioChunks, { type: this.mediaRecorder.mimeType });
            const audioUrl = URL.createObjectURL(audioBlob);
            const duration = ((Date.now() - this.startTime) / 1000).toFixed(1);
            const fileSize = (audioBlob.size / 1024 / 1024).toFixed(2);
            
            // ✅ Convert to Base64
            const base64Audio = await this.blobToBase64(audioBlob);
            
            // Create list item
            const li = document.createElement('li');
            li.className = 'recording-item';
            li.innerHTML = `
                <audio controls preload="none">
                    <source src="${audioUrl}" type="${this.mediaRecorder.mimeType}">
                </audio>
                <div class="recording-info">
                    <span><i class="fas fa-clock"></i> ${duration}s</span>
                    <span><i class="fas fa-file"></i> ${fileSize} MB</span>
                </div>
                <input type="hidden" name="audio" value="${base64Audio}">
                <button type="button" class="btn-remove" onclick="this.parentElement.remove()">
                    <i class="fas fa-trash"></i> حذف
                </button>
            `;
            
            // Clear previous recordings
            this.recordingsList.innerHTML = '';
            this.recordingsList.appendChild(li);
            
            console.log(`Audio file created: ${fileSize} MB, ${duration}s`);
        }
        
        blobToBase64(blob) {
            return new Promise((resolve, reject) => {
                const reader = new FileReader();
                reader.onloadend = () => resolve(reader.result);
                reader.onerror = reject;
                reader.readAsDataURL(blob);
            });
        }
    }

    // ✅ Initialize recorder
    const recorder = new AudioRecorderModern();

    // // ✅ Templates
    // document.querySelectorAll('.template').forEach(btn => {
    //     btn.addEventListener('click', function() {
    //         document.getElementById('replyText').value = this.dataset.content;
    //     });
    // });

    // // ✅ Image validation
    // document.getElementById('imageInput').addEventListener('change', function(e) {
    //     const file = e.target.files[0];
    //     if (file && file.size > 5 * 1024 * 1024) {
    //         alert('حجم الصورة أكبر من 5 MB');
    //         this.value = '';
    //     }
    // });

    // SweetAlert confirmations (keep existing code)
    // ...
</script>

<script type="text/javascript">

    $('.lecture').on('click', function(){
        url = $(this).data('url');
        lectureId = $(this).attr('id');

        $.ajax({
            type: 'post',
            url: url,
            data: {
                "_token": "{{ csrf_token() }}",
                'lecture_id': lectureId,
                '_method': 'PATCH'
            },
            dataType: 'json',
            success: function (data) {
                $('.lecture').removeClass('selected');
                $(`#${data.lecture_id}`).addClass('selected');
            },
            error: function (data) {
                // alert('some');
            }
        });
    })
</script>

<script>
    const fileInput = document.getElementById('aFile_upload');
    const fileNameDisplay = document.getElementById('fileName');
    const fileImage = document.getElementById('fileImage');

    fileInput.addEventListener('change', (event) => {
      const file = event.target.files[0];
        if (file) {
            fileNameDisplay.textContent = `File selected: ${file.name}`;
            const reader = new FileReader();
            reader.onload = function(e) {
                fileImage.style.display = "block";
                fileImage.src = e.target.result;
            };
            reader.readAsDataURL(file);
        }else {
            fileImage.src = "";
            fileImage.style.display = "none";
        }
    });

    // Allow file paste using drag & drop
    document.body.addEventListener('paste', (event) => {
      if (event.clipboardData && event.clipboardData.files.length > 0) {
        const file = event.clipboardData.files[0];
        fileNameDisplay.textContent = `File pasted: ${file.name}`;
      }
    });

    $('.template').on('click', function($query){
        $('#replyText').val($(this).data('content'));
    });
  </script>
<!-- <script>
  function __log(e, data) {
    log.innerHTML += "\n" + e + " " + (data || '');
  }

  var audio_context;
  var recorder;

  function startUserMedia(stream) {
    var input = audio_context.createMediaStreamSource(stream);
    __log('Media stream created.');

    // Uncomment if you want the audio to feedback directly
    //input.connect(audio_context.destination);
    //__log('Input connected to audio context destination.');

    recorder = new Recorder(input);
    __log('Recorder initialised.');
  }

  function startRecording(button) {
          try {
      // webkit shim
      window.AudioContext = window.AudioContext || window.webkitAudioContext;
      navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia;
        // navigator.getUserMedia =  navigator.mediaDevices.getUserMedia || navigator.webkitGetUserMedia;
      window.URL = window.URL || window.webkitURL;

      audio_context = new AudioContext;
    //   getAudioContext().resume();
      __log('Audio context set up.');
      __log('navigator.getUserMedia ' + (navigator.getUserMedia ? 'available.' : 'not present!'));
    } catch (e) {
      alert('No web audio support in this browser!');
    }

    navigator.getUserMedia({audio: true}, startUserMedia, function(e) {
      __log('No live audio input: ' + e);
    });

    // navigator.mediaDevices
    //   .getUserMedia({audio: true})
    //   .then((stream) => {
    //     /* use the stream */
    //     startUserMedia();
    //   })
    //   .catch((err) => {
    //     /* handle the error */
    //   });
    
    // recorder && recorder.record();
    // button.disabled = true;
    // button.nextElementSibling.disabled = false;
    // __log('Recording...');

    setTimeout(function(){ 
        recorder && recorder.record();
        button.disabled = true;
        button.nextElementSibling.disabled = false;
        __log('Recording...');
    }, 500);
  }

  function stopRecording(button) {
    recorder && recorder.stop();
    button.disabled = true;
    button.previousElementSibling.disabled = false;
    __log('Stopped recording.');

    // create WAV download link using audio data blob
    createDownloadLink();

    recorder.clear();
    // recorder.stop();
  }

  function createDownloadLink() {
    recorder && recorder.exportWAV(function(blob) {
      var url = URL.createObjectURL(blob);
      var li = document.createElement('li');
      var au = document.createElement('audio');
      var hf = document.createElement('a');
      var rm = document.createElement('a');
      var input = document.createElement('input');
      var fd = $('form');

      au.controls = true;
      au.src = url;
      hf.href = url;
      hf.download = new Date().toISOString() + '.wav';
      hf.innerHTML = hf.download;
      rm.href = '#';
      rm.className = 'btn btn-danger remove-audio fa fa-times';
      rm.innerHtml = 'remove audio';
      li.appendChild(au);
      li.appendChild(hf);
      li.appendChild(rm);
      input.setAttribute("type", "hidden");
      input.setAttribute("name", "audio");

        var reader = new FileReader();
        reader.readAsDataURL(blob);
        reader.onloadend = function() {
            var base64data = reader.result;
            input.setAttribute("value", base64data);
        }

        li.appendChild(input);
        recordingslist.appendChild(li);
      var filename = new Date().toISOString();

      // $('form').append("audio_data",blob, filename);

      // console.log($('form').serializeArray());
    });
  }

  window.onload = function init() {
    // try {
    //   // webkit shim
    //   window.AudioContext = window.AudioContext || window.webkitAudioContext;
    //   navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia;
    //   window.URL = window.URL || window.webkitURL;

    //   audio_context = new AudioContext;
    // //   getAudioContext().resume();
    //   __log('Audio context set up.');
    //   __log('navigator.getUserMedia ' + (navigator.getUserMedia ? 'available.' : 'not present!'));
    // } catch (e) {
    //   alert('No web audio support in this browser!');
    // }

    // navigator.getUserMedia({audio: true}, startUserMedia, function(e) {
    //   __log('No live audio input: ' + e);
    // });
  };
</script> -->
<script type="text/javascript">
    //webkitURL is deprecated but nevertheless
    URL = window.URL || window.webkitURL;

    var gumStream;                      //stream from getUserMedia()
    var rec;                            //Recorder.js object
    var input;                          //MediaStreamAudioSourceNode we'll be recording

    // shim for AudioContext when it's not avb. 
    var AudioContext = window.AudioContext || window.webkitAudioContext;
    var audioContext //audio context to help us record

    var recordButton = document.getElementById("recordButton");
    var stopButton = document.getElementById("stopButton");
    var pauseButton = document.getElementById("pauseButton");

    //add events to those 2 buttons
    recordButton.addEventListener("click", startRecording);
    stopButton.addEventListener("click", stopRecording);
    pauseButton.addEventListener("click", pauseRecording);

    function startRecording() {
        console.log("recordButton clicked");

        /*
            Simple constraints object, for more advanced audio features see
            https://addpipe.com/blog/audio-constraints-getusermedia/
        */
        
        var constraints = { audio: true, video:false }

        /*
            Disable the record button until we get a success or fail from getUserMedia() 
        */

        recordButton.disabled = true;
        stopButton.disabled = false;
        pauseButton.disabled = false

        /*
            We're using the standard promise based getUserMedia() 
            https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia
        */

        navigator.mediaDevices.getUserMedia(constraints).then(function(stream) {
            console.log("getUserMedia() success, stream created, initializing Recorder.js ...");

            /*
                create an audio context after getUserMedia is called
                sampleRate might change after getUserMedia is called, like it does on macOS when recording through AirPods
                the sampleRate defaults to the one set in your OS for your playback device

            */
            audioContext = new AudioContext();
            console.log("1");
            //update the format 
            document.getElementById("formats").innerHTML="Format: 1 channel pcm @ "+audioContext.sampleRate/1000+"kHz"
             console.log("11");
            /*  assign to gumStream for later use  */
            gumStream = stream;
            
            console.log("2");
            /* use the stream */
            input = audioContext.createMediaStreamSource(stream);

            /* 
                Create the Recorder object and configure to record mono sound (1 channel)
                Recording 2 channels  will double the file size
            */
            rec = new Recorder(input,{numChannels:1})
            console.log("3");

            //start the recording process
            rec.record()

            console.log("Recording started");

        }).catch(function(err) {
            //enable the record button if getUserMedia() fails
            recordButton.disabled = false;
            stopButton.disabled = true;
            pauseButton.disabled = true
        });
    }

    function pauseRecording(){
        console.log("pauseButton clicked rec.recording=",rec.recording );
        if (rec.recording){
            //pause
            rec.stop();
            pauseButton.innerHTML="Resume";
        }else{
            //resume
            rec.record()
            pauseButton.innerHTML="Pause";

        }
    }

    function stopRecording() {
        console.log("stopButton clicked");

        //disable the stop button, enable the record too allow for new recordings
        stopButton.disabled = true;
        recordButton.disabled = false;
        pauseButton.disabled = true;

        //reset button just in case the recording is stopped while paused
        pauseButton.innerHTML="Pause";
        
        //tell the recorder to stop the recording
        rec.stop();

        //stop microphone access
        gumStream.getAudioTracks()[0].stop();

        //create the wav blob and pass it on to createDownloadLink
        rec.exportWAV(createDownloadLink);
    }

    function createDownloadLink(blob) {
        
        var url = URL.createObjectURL(blob);
        var au = document.createElement('audio');
        var li = document.createElement('li');
        var link = document.createElement('a');
        var input = document.createElement('input');

        //name of .wav file to use during upload and download (without extendion)
        var filename = new Date().toISOString();

        //add controls to the <audio> element
        au.controls = true;
        au.src = url;

        //save to disk link
        link.href = url;
        link.download = filename+".wav"; //download forces the browser to donwload the file using the  filename
        link.innerHTML = "Save to disk";

        //add the new audio element to li
        li.appendChild(au);
        
        //add the filename to the li
        // li.appendChild(document.createTextNode(filename+".wav "))

        //add the save to disk link to li
        // li.appendChild(link);
        
        //upload link
        // var upload = document.createElement('a');
        // upload.href="#";
        // upload.innerHTML = "Upload";
        // upload.addEventListener("click", function(event){
        //       var xhr=new XMLHttpRequest();
        //       xhr.onload=function(e) {
        //           if(this.readyState === 4) {
        //               console.log("Server returned: ",e.target.responseText);
        //           }
        //       };
        //       var fd=new FormData();
        //       fd.append("audio_data",blob, filename);
        //       xhr.open("POST","upload.php",true);
        //       xhr.send(fd);
        // })
        // li.appendChild(document.createTextNode (" "))//add a space in between
        // li.appendChild(upload)//add the upload link to li

        // console.log(recordingsList);
        //add the li element to the ol

        input.setAttribute("type", "hidden");
        input.setAttribute("name", "audio");

        var reader = new FileReader();
        reader.readAsDataURL(blob);
        reader.onloadend = function() {
            var base64data = reader.result;
            input.setAttribute("value", base64data);
        }

        li.appendChild(input);

        $('#recordingslist').html(li);
    }
</script>
<script src="{{asset('dashboard/recorder-new.js')}}"></script>
<script src="{{ URL::asset('dashboard/plugins/sweet-alert2/sweetalert2.min.js') }}"></script>

<script>
    $('.delete-confirm').click(function (event) {
        event.preventDefault();
        const url = $(this).attr('href');
        console.log(10);
        Swal.fire({
            title: "{{trans('labels.are_you_sure_deleting')}}",
            text: "{{trans('labels.you_wont_be_able_to_revert_this')}}",
            type: "warning",
            showCancelButton: true,
            cancelButtonText: "{{trans('labels.cancel')}}",
            confirmButtonColor: "#02a499",
            cancelButtonColor: "#ec4561",
            confirmButtonText: "{{trans('labels.yes_delete')}}"
        }).then(function (result) {
            if (result.value) {
                console.log(20);
                Swal.fire({
                    title: "{{trans('labels.deleted')}}",
                    text: "",
                    type: "success",
                    confirmButtonText: "{{trans('labels.ok')}}"
                });
                $('<form action="'+url+'" method="post"> @csrf @method('delete')</form>').appendTo('body').submit();
            }
        });
    });

    $('.refuse-confirm').click(function (event) {
        event.preventDefault();
        const url = $(this).attr('href');
        console.log(10);
        Swal.fire({
            title: "{{trans('labels.are_you_sure_deleting')}}",
            text: "{{trans('labels.you_wont_be_able_to_revert_this')}}",
            type: "warning",
            showCancelButton: true,
            cancelButtonText: "{{trans('labels.cancel')}}",
            confirmButtonColor: "#02a499",
            cancelButtonColor: "#ec4561",
            confirmButtonText: "{{trans('labels.yes_delete')}}"
        }).then(function (result) {
            if (result.value) {
                console.log(20);
                Swal.fire({
                    title: "{{trans('labels.deleted')}}",
                    text: "",
                    type: "success",
                    confirmButtonText: "{{trans('labels.ok')}}"
                });
                $('<form action="'+url+'" method="post"> @csrf @method('patch')</form>').appendTo('body').submit();
            }
        });
    });
    
    $('#recordingslist').on('click', '.remove-audio', function(e){
        
        e.preventDefault();
        $(this).parent().remove(); 
    });
    
    $("#aFile_upload").on("change", function (e) {

        var count=1;
        var files = e.currentTarget.files; // puts all files into an array
        var approvedHTML = "";
    
        // call them as such; files[0].size will get you the file size of the 0th file
        for (var x in files) {
    
            var filesize = ((files[x].size/1024)/1024).toFixed(4); // MB
    
            if (files[x].name != "item" && typeof files[x].name != "undefined") { 
    
                // if (filesize > 5) {
                    
                //     $(this).val('');
    
                //     approvedHTML =  'الملف المرفوع اكبر من المساحة المسموحة 5 ميجابيت';
                
                // }
    
                count++;
            }
        }
        $("#approvedFiles").text(approvedHTML);
    
    });
</script>

<script>
const imgs = {};

/**
 * ✅ Rotate image and adjust size
 */
function rotate(id, deg) {
    const img = document.getElementById('img' + id);
    const body = document.getElementById('body' + id);
    const badge = document.getElementById('deg' + id);
    
    if (!img) return;
    
    // Initialize
    if (!imgs[id]) {
        imgs[id] = {
            rotation: 0,
            width: img.naturalWidth,
            height: img.naturalHeight
        };
    }
    
    // Calculate rotation
    imgs[id].rotation = (imgs[id].rotation + deg) % 360;
    if (imgs[id].rotation < 0) imgs[id].rotation += 360;
    
    // Apply rotation
    img.style.transform = `rotate(${imgs[id].rotation}deg)`;
    
    // ✅ Check if landscape after rotation
    const isPortrait = imgs[id].height > imgs[id].width;
    const isRotatedToLandscape = imgs[id].rotation === 90 || imgs[id].rotation === 270;
    
    if (isPortrait && isRotatedToLandscape) {
        // Portrait rotated to landscape - full width
        body.classList.add('landscape');
    } else {
        body.classList.remove('landscape');
    }
    
    // Update badge
    badge.textContent = imgs[id].rotation + '°';
    badge.classList.toggle('active', imgs[id].rotation !== 0);
}

/**
 * ✅ Reset rotation
 */
function reset(id) {
    const img = document.getElementById('img' + id);
    const body = document.getElementById('body' + id);
    const badge = document.getElementById('deg' + id);
    
    if (!img) return;
    
    if (imgs[id]) imgs[id].rotation = 0;
    
    img.style.transform = 'rotate(0deg)';
    body.classList.remove('landscape');
    
    badge.textContent = '0°';
    badge.classList.remove('active');
}

/**
 * ✅ Reset all images
 */
function resetAll() {
    Object.keys(imgs).forEach(id => reset(id));
}

/**
 * ✅ Fullscreen
 */
function fullscreen(id) {
    const img = document.getElementById('img' + id);
    if (!img) return;
    
    // Check if already in fullscreen
    if (document.fullscreenElement || document.webkitFullscreenElement || document.mozFullScreenElement) {
        // Exit fullscreen
        if (document.exitFullscreen) {
            document.exitFullscreen();
        } else if (document.webkitExitFullscreen) {
            document.webkitExitFullscreen();
        } else if (document.mozCancelFullScreen) {
            document.mozCancelFullScreen();
        } else if (document.msExitFullscreen) {
            document.msExitFullscreen();
        }
    } else {
        // Enter fullscreen
        if (img.requestFullscreen) {
            img.requestFullscreen();
        } else if (img.webkitRequestFullscreen) {
            img.webkitRequestFullscreen();
        } else if (img.mozRequestFullScreen) {
            img.mozRequestFullScreen();
        } else if (img.msRequestFullscreen) {
            img.msRequestFullscreen();
        }
    }
}

/**
 * ✅ Initialize on load
 */
document.addEventListener('DOMContentLoaded', function() {
    document.querySelectorAll('.rotatable-image').forEach(img => {
        const id = img.id.replace('img', '');
        
        const init = () => {
            imgs[id] = {
                rotation: 0,
                width: img.naturalWidth,
                height: img.naturalHeight
            };
        };
        
        if (img.complete) {
            init();
        } else {
            img.addEventListener('load', init);
        }
    });
});

/**
 * ✅ Keyboard shortcuts
 */
document.addEventListener('keydown', function(e) {
    const card = document.querySelector('.image-card:hover');
    if (!card) return;
    
    const img = card.querySelector('.rotatable-image');
    if (!img) return;
    
    const id = img.id.replace('img', '');
    
    switch(e.key) {
        case 'ArrowLeft':
            e.preventDefault();
            rotate(id, -90);
            break;
        case 'ArrowRight':
            e.preventDefault();
            rotate(id, 90);
            break;
        case 'r':
        case 'R':
            e.preventDefault();
            reset(id);
            break;
        case 'f':
        case 'F':
            e.preventDefault();
            fullscreen(id);
            break;
        case 'Escape':
            if (document.fullscreenElement) {
                document.exitFullscreen();
            }
            break;
    }
});

/**
 * ✅ Exit fullscreen with ESC
 */
// document.addEventListener('fullscreenchange', function() {
//     if (!document.fullscreenElement) {
//         console.log('Exited fullscreen');
//     }
// });

// Exit fullscreen on click anywhere
document.addEventListener('fullscreenchange', handleFullscreenChange);
document.addEventListener('webkitfullscreenchange', handleFullscreenChange);
document.addEventListener('mozfullscreenchange', handleFullscreenChange);

function handleFullscreenChange() {
    const fullscreenElement = document.fullscreenElement || 
                             document.webkitFullscreenElement || 
                             document.mozFullScreenElement;
    
    if (fullscreenElement) {
        // In fullscreen - add click listener
        fullscreenElement.addEventListener('click', exitFullscreenOnClick);
    }
}

function exitFullscreenOnClick(e) {
    e.stopPropagation();
    
    if (document.exitFullscreen) {
        document.exitFullscreen();
    } else if (document.webkitExitFullscreen) {
        document.webkitExitFullscreen();
    } else if (document.mozCancelFullScreen) {
        document.mozCancelFullScreen();
    } else if (document.msExitFullscreen) {
        document.msExitFullscreen();
    }
}
</script>
<script>
    const inputAudio = document.getElementById('myAudioInput');
    const audioPlay = document.getElementById('myAudio');
    const audioPlaySrc = document.getElementById('myAudioSrc');

    inputAudio.addEventListener('change', function () {
        const file = this.files[0];

        if (!file) return;

        // Create temporary URL for preview
        const audioURL = URL.createObjectURL(file);

        audioPlaySrc.src = audioURL;
        audioPlay.load();
        // audioPlay.play().catch(() => {});
    });
</script>
@endsection