@extends('layouts.admin')

@section('content')

    @include('admin._partials.breadcrumb')

    <div class="wrapper-content">
        <div class="ibox-content">
            
            <div id="upload-alert-container">
                @if(session('success'))
                    <div class="alert alert-success">{!! nl2br(e(session('success'))) !!}</div>
                @endif        
                @if(session('error'))
                    <div class="alert alert-danger">{!! nl2br(e(session('error'))) !!}</div>
                @endif
                @if(session('message'))
                    <div class="alert alert-info">{!! nl2br(e(session('message'))) !!}</div>
                @endif
            </div>

            <form id="ftp-upload-form" action="{{ route('ged.uploadftp.store', ['path' => $path]) }}" method="POST" enctype="multipart/form-data">
                @csrf
                <div class="mb-3">
                    <label class="formFileMultiple" class="form-label">Selecione ou arraste o arquivo para enviar, Formatos permitidos: PDF</label>
                    <input id="formFileMultiple" type="file" name="arquivos[]" multiple style="display:none" class="form-control form-control-lg @error('arquivos') is-invalid @enderror">
                    <div class="d-flex align-items-center">
                        <button type="button" id="uploadBtn" class="btn btn-outline-light border border-secondary text-dark" style="font-weight:500; position:relative; overflow:hidden; padding: 40px 80px; text-align: center;">
                            <i class="fa fa-cloud-upload"></i> Selecionar ou arraste arquivos
                        </button>
                        <span id="fileCount" class="ml-3 text-secondary" style="font-size:1rem;"></span>
                    </div>
                    <div class="progress-demo mt-2" style="display:none;">
                        <div class="progress">
                            <div id="uploadProgressBar" class="progress-bar progress-bar-striped progress-bar-animated bg-info" role="progressbar" style="width: 0%">0%</div>
                        </div>
                    </div>
                    {{-- Bloco para exibir erro de validação específico do campo 'arquivos' --}}
                    @error('arquivos')
                        <span class="text-danger">{{ $message }}</span>
                    @enderror
                    @error('arquivos.*') {{-- Adicionado para erros em múltiplos arquivos --}}
                        <span class="text-danger">{{ $message }}</span>
                    @enderror
                </div>
            </form>   
            
           
            <div class="table-responsive">               
                <table class="table table-striped table-bordered table-hover" id="dataTables" style="width:100%">
                    <thead>
                        <tr>
                            <th>Arquivos</th>
                            <th>Opções</th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach ($files as $file)
                            <tr>
                                <td>{{ basename($file) }}</td>
                                <td>
                                    @can('ged-upload-ftp-delete')
                                        <form action="{{ route('ged.uploadftp.destroy', ['path' => $path]) }}" method="POST" class="delete-ftp-form">
                                            @csrf
                                            @method('DELETE')
                                            <input type="hidden" name="filename" value="{{ $file }}">
                                            <button type="button" class="btn btn-danger btn-delete-ftp" data-filename="{{ basename($file) }}"><i class="fa fa-trash"></i></button>
                                        </form>
                                    @endcan
                                </td>
                                <!-- Modal de confirmação de exclusão FTP (apenas uma instância fora do foreach) -->
                                <div class="modal fade" id="deleteFtpModal" tabindex="-1" role="dialog" aria-labelledby="deleteFtpModalLabel" aria-hidden="true">
                                    <div class="modal-dialog" role="document">
                                        <div class="modal-content">
                                            <div class="modal-header">
                                                <h5 class="modal-title" id="deleteFtpModalLabel">Confirmar exclusão</h5>
                                                <button type="button" class="close" data-dismiss="modal" aria-label="Fechar">
                                                    <span aria-hidden="true">&times;</span>
                                                </button>
                                            </div>
                                            <div class="modal-body">
                                                <span id="deleteFtpModalMsg"></span>
                                            </div>
                                            <div class="modal-footer">
                                                <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancelar</button>
                                                <button type="button" class="btn btn-danger" id="confirmDeleteFtp">Excluir</button>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </tr>
                        @endforeach
                    </tbody>
                    <tfoot>
                        <tr>
                            <th>Arquivos</th>
                            <th>Opções</th>
                        </tr>
                    </tfoot>
                </table>
            </div>

            <h4>Pastas</h4>
            <ul>
                @foreach($directories as $dir)
                    <li>
                        <a href="{{ route('ged.uploadftp.index', ['path' => $dir]) }}">{{ $dir }}</a>
                    </li>
                @endforeach
            </ul>
        </div>
    </div>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            // Modal exclusão FTP
            let deleteForm = null;
            const modal = $('#deleteFtpModal');
            const modalMsg = document.getElementById('deleteFtpModalMsg');
            const confirmBtn = document.getElementById('confirmDeleteFtp');
            $(document).on('click', '.btn-delete-ftp', function(e) {
                e.preventDefault();
                deleteForm = this.closest('form');
                const filename = this.getAttribute('data-filename');
                modalMsg.textContent = 'Deseja realmente excluir este arquivo: ' + filename + '?';
                modal.modal('show');
            });
            confirmBtn.addEventListener('click', function() {
                if (deleteForm) {
                    deleteForm.submit();
                    modal.modal('hide');
                }
            });

            // Upload AJAX
            const input = document.getElementById('formFileMultiple');
            const btn = document.getElementById('uploadBtn');
            const fileCount = document.getElementById('fileCount');
            const progressDemo = document.querySelector('.progress-demo');
            const progressBar = document.getElementById('uploadProgressBar');
            const alertContainer = document.getElementById('upload-alert-container');

            function showAlert(message, type) {
                alertContainer.innerHTML = '<div class="alert alert-' + type + ' alert-dismissible fade show" role="alert">' + 
                    message +
                    '<button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button></div>';
            }

            btn.addEventListener('click', function() {
                input.click();
            });
            btn.addEventListener('dragover', (e) => { e.preventDefault(); btn.classList.add('bg-light'); });
            btn.addEventListener('dragleave', (e) => { e.preventDefault(); btn.classList.remove('bg-light'); });
            btn.addEventListener('drop', function(e) {
                e.preventDefault();
                btn.classList.remove('bg-light');
                if (e.dataTransfer.files.length > 0) {
                    input.files = e.dataTransfer.files;
                    fileCount.textContent = input.files.length + ' arquivo(s) selecionado(s)';
                    uploadFiles(input.files);
                }
            });
            input.addEventListener('change', function() {
                if (input.files.length > 0) {
                    fileCount.textContent = input.files.length + ' arquivo(s) selecionado(s)';
                    uploadFiles(input.files);
                } else {
                    fileCount.textContent = '';
                }
            });

            function uploadFiles(files) {
                const formData = new FormData(document.getElementById('ftp-upload-form'));
                alertContainer.innerHTML = '';
                progressDemo.style.display = 'block';
                progressBar.style.width = '0%';
                progressBar.textContent = '0%';
                progressBar.classList.remove('bg-danger');
                progressBar.classList.add('bg-info');
                const xhr = new XMLHttpRequest();
                xhr.open('POST', document.getElementById('ftp-upload-form').action, true);
                xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
                xhr.setRequestHeader('Accept', 'application/json');
                xhr.upload.onprogress = function(e) {
                    if (e.lengthComputable) {
                        const percent = Math.round((e.loaded / e.total) * 100);
                        progressBar.style.width = percent + '%';
                        progressBar.textContent = percent + '%';
                    }
                };
                xhr.onload = function() {
                    if (xhr.status === 422) {
                        progressBar.classList.remove('bg-info');
                        progressBar.classList.add('bg-danger');
                        progressBar.textContent = 'Erro!';
                        const response = JSON.parse(xhr.responseText);
                        showAlert(response.message, 'danger');
                        setTimeout(() => {
                            progressDemo.style.display = 'none';
                            alertContainer.innerHTML = '';
                        }, 10000); // 10 segundos para duplicidade e erro
                    } else if (xhr.status >= 200 && xhr.status < 300) {
                        progressBar.style.width = '100%';
                        progressBar.textContent = 'Completo!';
                        const response = JSON.parse(xhr.responseText);
                        showAlert(response.message, 'success');
                        setTimeout(() => { window.location.reload(); }, 1000);
                    } else {
                        progressBar.classList.remove('bg-info');
                        progressBar.classList.add('bg-danger');
                        progressBar.textContent = 'Erro Inesperado!';
                        showAlert('Ocorreu um erro inesperado no servidor.', 'danger');
                        setTimeout(() => {
                            progressDemo.style.display = 'none';
                            alertContainer.innerHTML = '';
                        }, 10000);
                    }
                };
                xhr.onerror = function() {
                    progressDemo.style.display = 'none';
                    showAlert('Erro de conexão. Verifique sua rede.', 'danger');
                    setTimeout(() => { alertContainer.innerHTML = ''; }, 10000);
                };
                xhr.send(formData);
            }
        });
    </script>

@endsection