@extends('layouts.app')

@section('content')
<div id="main-content">
    <div class="container-fluid">
        <div class="row">
            <div id="region-main" class="content-col col-md-12">
                <div id="page-content">
                    <span class="notifications" id="user-notifications"></span>
                    <div role="main">
                        <span id="maincontent"></span>
                        <div class="">
                            <h2>Quản lý Exam</h2>
                            <div class="message-class">
                                @if(session('success'))
                                    <div class="alert alert-success alert-dismissible" role="alert">
                                        <div id="content_message">{{ session('success') }}</div>
                                        <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                                            <span aria-hidden="true">×</span>
                                        </button>
                                    </div>
                                @endif

                                @if(session('error'))
                                    <div class="alert alert-danger alert-dismissible" role="alert">
                                        <div id="content_message">{{ session('error') }}</div>
                                        <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                                            <span aria-hidden="true">×</span>
                                        </button>
                                    </div>
                                @endif
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-6">
                                <div class="box-total-item">
                                    Tổng số Exam: {{ $exams->total() }}
                                </div>
                            </div>
                            <div class="col-6 text-right">
                                <a href="{{ route('exams.create') }}" class="btn btn-primary mb-2">+ Tạo Exam</a>
                            </div>
                        </div>
                        <div class="wrapper-table-scroll">
                            <table class="table-scroll table-role">
                                <thead>
                                    <tr>
                                        <th><div>STT</div></th>
                                        <th><div>Tên Exam</div></th>
                                        <th><div>Slug</div></th>
                                        <th><div>EMS ID</div></th>
                                        <th><div>Number Limit</div></th>
                                        <th><div>Time Duration</div></th>
                                        <th><div>Số Exam Final</div></th>
                                        <th><div>Ngày tạo</div></th>
                                        <th><div>Hành động</div></th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @foreach($exams as $index => $exam)
                                        <tr id="exam-{{ $exam->id }}">
                                            <td>{{ ($exams->currentPage() - 1) * $exams->perPage() + $index + 1 }}</td>
                                            <td class="text-left">{{ $exam->name }}</td>
                                            <td>{{ $exam->slug }}</td>
                                            <td>{{ $exam->ems_id ?? '-' }}</td>
                                            <td>
                                                @if($exam->number_limit > 0)
                                                    {{ $exam->number_limit }}
                                                @else
                                                    <span class="text-muted">∞</span>
                                                @endif
                                            </td>
                                            <td>
                                                @if($exam->time_duration > 0)
                                                    @php
                                                        $days = floor($exam->time_duration / 86400);
                                                    @endphp
                                                    {{ $days }}d
                                                @else
                                                    <span class="text-muted">∞</span>
                                                @endif
                                            </td>
                                            <td>{{ $exam->campaignExams->count() }}</td>
                                            <td>{{ $exam->created_at->format('d/m/Y H:i') }}</td>
                                            <td>
                                                <a href="{{ route('exams.show', ['id' => $exam->id]) }}" 
                                                title="Xem chi tiết Exam">
                                                    <i class="fas fa fa-lg fa-eye text-info"></i>
                                                </a>
                                                <a href="{{ route('exams.edit', ['id' => $exam->id]) }}" 
                                                title="Chỉnh sửa Exam">
                                                    <i class="fas fa fa-lg fa-edit text-success"></i>
                                                </a>
                                                <a href="javascript:void(0)" 
                                                    class="item-delete btnDeleteExam" 
                                                    data-exam-id="{{ $exam->id }}" 
                                                    data-exam-name="{{ $exam->name }}" 
                                                    onclick="showModalDeleteExam(this)"
                                                    title="Xóa Exam">
                                                    <i class="fas fa fa-lg fa-trash text-danger"></i>
                                                </a>
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                        <div class="pagination mt-4 justify-content-center">
                            {{ $exams->links() }}
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<div class="modal moodle-has-zindex deleteExamModal" data-region="modal-container" role="dialog" tabindex="-1">
    <div class="modal-dialog modal-dialog-scrollable" role="document" data-region="modal" aria-labelledby="0-modal-title" tabindex="0">
        <div class="modal-content">
            <div class="modal-header " data-region="header">
                <h5 id="0-modal-title" class="modal-title" data-region="title">Xóa Exam</h5>
                <button type="button" class="close" data-action="hide" data-dismiss="modal" aria-label="Đóng">
                  <span aria-hidden="true">×</span>
                </button>
            </div>
            <div class="modal-body text-center" data-region="body">
                <form action="" id="deleteExamForm" method="post">
                    @csrf
                    @method('DELETE')
                    Bạn có chắc chắn xoá "<b class="this_item_name">test</b>" khỏi hệ thống? <br>
                </form>
            </div>
            <div class="modal-footer justify-content-center" data-region="footer">
                <button type="button" class="btn btn-primary btn-action-delete-exam" data-action="save">Xoá</button>
                <button type="button" class="btn btn-secondary" data-action="cancel" data-dismiss="modal">Huỷ bỏ</button>
            </div>
        </div>
    </div>
</div>

<script>
    function showModalDeleteExam(button) {
        const examId = $(button).attr('data-exam-id');
        const examName = $(button).attr('data-exam-name');
        $('.deleteExamModal .this_item_name').text(examName);

        const deleteExam = '{{ route("exams.destroy", ["id" => ":id"]) }}'.replace(':id', examId);
        $('#deleteExamForm').attr('action', deleteExam);

        $('.deleteExamModal').modal('show');
    }

    $('.btn-action-delete-exam').on('click', function() {
        $('#deleteExamForm').submit();
    });
</script>
@endsection