@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;
    }
</style>
@endsection

@section('breadcrumb')
    <div class="col-sm-6">
        <h4 class="page-title">اسئلة الامتحانات</h4>
        <ol class="breadcrumb">
            <li class="breadcrumb-item"><a href="{{route('admin.dashboard')}}">{{trans('labels.dashboard')}}</a></li>
            <li class="breadcrumb-item active">اجابة الامتحانات</li>
        </ol>
    </div>
    <div class="col-sm-6">
        @if($shift)
        <a class="btn btn-primary" href="{{route('admin.lecture-questions.exam.end-shift', $shift->id)}}">
            انهاء الشيفت
        </a>
        {{$shift ? $shift->questionsCount() : "" }}
        @endif
    </div>
@endsection

@section('content')
    @if($question)
        <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" >
                                        @php($mainQuestion = $question->question)
                                        <div cl>
                                            <div class="degr">
                                                <p class="p-ans">{!! $mainQuestion->question !!}</p>
                                            </div>
                                        </div>
                                        <div>
                                            @if ($mainQuestion->image_full_path)
                                                <img src="{{ $mainQuestion->image_full_path }}"
                                                    style="transform: translate(0%);
                                                    border-radius: 10%;
                                                    width: 100%;
                                                    height: 100%;">
                                            @endif
                                        </div>
                                        <div class="row">
                                            <div class="col-md-12" style="font-size: 18px;">
                                                <p>
                                                    اجابة الطالب:
                                                </p>
                                                {!! nl2br($question->answer_id) !!}
                                                
                                            </div>
                                            @if ($question->image)
                                                <img src="{{ $question->image_full_path }}" style="
                                                max-width: 600px;
                                                height: 100%;">
                                            @else
                                                <p>لا توجد صورة</p>
                                            @endif
                                        </div>
                                        <footer class="blockquote-footer font-12 text-black">
                                            <cite title="Source Title" >
                                                <input id="degree" data-degree="{{$question->question_degree}}" value="{{$question->degree}}" class="form-control">
                                                <a class="btn btn-primary" id="checkit" href="{{route('admin.lecture-questions.exam-question.update', $question->id)}}">تصحيح</a>
                                            </cite>
                                        </footer>
                                        @if($mainQuestion->hint)
                                        <div class="question-foot">
                                            <h4>معلومة هامة</h4>
                                            <p style="min-height: 0px !important;">{{$mainQuestion->hint ?? null}}</p>
                                        </div>
                                        @endif
                                        @if($mainQuestion->hint_image_full_path)
                                            <h4>معلومة هامة او الاجابة نموذجية</h4>
                                            <img style="width:100%" src="{{$mainQuestion->hint_image_full_path}}">
                                        @endif
                                        
                                    </blockquote>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div> <!-- end col -->
        </div>
    @elseif($shift)
        <div class="row">
            <div class="col-lg-12">
                <div class="card">
                    <div class="card-body">
                        
                       برجاء الانتظار لوصول اسئلة جديدة
                        
                    </div>
                </div>
            </div> <!-- end col -->
        </div>
    
    @else
        <div class="row">
            <div class="col-lg-12">
                <div class="card">
                    <div class="card-body">
                        
                        لا يوجد شيف حالى متاح باسمك
                        
                    </div>
                </div>
            </div> <!-- end col -->
        </div>
        <div class="row">
            <div class="col-12">
                <div class="card">
                    <div class="card-header">عرض الشيفتات</div>
                    <div class="card-body">
                        <table id="datatable-buttonss" class="table table-striped table-bordered dt-responsive nowrap" style="border-collapse: collapse; border-spacing: 0; width: 100%;">
                            <thead>
                                <tr>
                                    <td>الاسم</td>
                                    <td>اليوم</td>
                                    <td>الفترة</td>
                                    <td>البداية والنهاية</td>
                                    <td>العدد</td>
                                    
                                </tr>
                            </thead>
                            <tbody>
                            @foreach($shifts as $shift)
                                <tr>
                                    <td>{{$shift->admin->name}}</td>
                                    <td>{{$shift->date}}</td>
                                    <td>{{$shift->from_time}} - {{$shift->to_time}}</td>
                                    <td>{{$shift->started_at??'لم يبدا'}} - {{$shift->ended_at ?? 'لم ينتهي'}}</td>
                                    <td>{{$shift->questionsCount()}}</td>
                                    
                                </tr>
                            @endforeach
                            </tbody>
                        </table>
                    </div>
                </div>
            </div> <!-- end col -->
        </div>
    @endif
@endsection

@section('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;
      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);
    });
    
    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();
  }

  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 src="{{asset('dashboard/recorder/dist/recorder.js')}}"></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();
            }
        });
    });
    
    $('.postpond-confirm').click(function (event) {
        event.preventDefault();
        const url = $(this).attr('href');
        console.log(10);
        Swal.fire({
            title: "هل تود تاجيل الرد",
            text: "{{trans('labels.you_wont_be_able_to_revert_this')}}",
            type: "warning",
            showCancelButton: true,
            cancelButtonText: "{{trans('labels.cancel')}}",
            confirmButtonColor: "#02a499",
            cancelButtonColor: "#ec4561",
            confirmButtonText: "تنفيذ"
        }).then(function (result) {
            if (result.value) {
                console.log(20);
                Swal.fire({
                    title: "تم التاجيل",
                    text: "",
                    type: "success",
                    confirmButtonText: "{{trans('labels.ok')}}"
                });
                $('<form action="'+url+'" method="post"> @csrf @method('patch')</form>').appendTo('body').submit();
            }
        });
    });

    $('.archived').click(function (event) {
        event.preventDefault();
        var self = $(this);
        const url = $(this).attr('href');
        $.ajax({
                url: url,
                method: 'post',
                data: {'_method': 'PATCH'},
                contentType: "application/x-www-form-urlencoded; charset=UTF-8",
                success: function(response) {
                   self.remove();
                },
                error: function() {
                    return false; //this will prevent to go to next step
                }
            });
    });
    
    $('#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>
@endsection