@extends('layouts.app')

@section('content')
@php
    $currentSort = request('sort_column') ?: 'data';
    $currentDirection = request('sort_direction', 'DESC');
    
    // Se não há sort_column, usar data DESC como padrão
    if (!request()->has('sort_column')) {
        $currentSort = 'data';
        $currentDirection = 'DESC';
    }
    
    $sortUrl = function($column) use ($currentSort, $currentDirection) {
        $direction = ($currentSort == $column && $currentDirection == 'ASC') ? 'DESC' : 'ASC';
        $params = array_merge(request()->query(), ['sort_column' => $column, 'sort_direction' => $direction, 'page' => 1]);
        return request()->url() . '?' . http_build_query($params);
    };
    
    $sortIndicator = function($column) use ($currentSort, $currentDirection) {
        if ($currentSort == $column || ($column == 'data' && $currentSort == 'data')) {
            return $currentDirection == 'DESC' ? '▼' : '▲';
        }
        return '';
    };
@endphp

<h2>Log de Acessos    
<button style="float: right;" type="button" class="btn btn-danger" onclick="openDeleteByDateModal()">Excluir por Período</button>
</h2>
<p style="margin-top: 0px !important;">Últimas movimentações registradas pelo sistema.</p>

<form method="get" class="filters">
    <div class="form-field">
        <label for="q">Pesquisar</label>
        <input type="text" name="q" id="q" placeholder="Chave, cliente, IP ou MAC" value="{{ $filter }}" />
    </div>
    <div class="form-field">
        <label for="data">Data</label>
        <input type="date" name="data" id="data" value="{{ $dateFilter }}" />
    </div>
    <div class="form-field">
        <label for="per_page">Linhas por página</label>
        <select name="per_page" id="per_page" onchange="this.form.submit()">
            <option value="10" {{ $perPage == 10 ? 'selected' : '' }}>10</option>
            <option value="25" {{ $perPage == 25 ? 'selected' : '' }}>25</option>
            <option value="50" {{ $perPage == 50 ? 'selected' : '' }}>50</option>
            <option value="100" {{ $perPage == 100 ? 'selected' : '' }}>100</option>
        </select>
    </div>
    <div class="form-actions">
        <button type="submit" class="btn">Aplicar</button>
        <a href="{{ route('log.index') }}" class="btn btn-secondary">Limpar</a>
    </div>
</form>

<form id="deleteForm" method="POST" action="{{ route('log.deleta') }}">
    @csrf
    <input type="hidden" name="id" id="selectedIds" value="">
    
    <div class="table-actions" style="margin-bottom: 15px;">
        <button type="button" id="btnDeleteSelected" class="btn btn-danger" style="display: none;" onclick="confirmDelete()">Excluir Selecionados</button>
        
        <span id="selectedCount" style="margin-left: 10px;"></span>
    </div>

    <table class="data-table">
        <thead>
            <tr>
                <th style="width: 40px;">
                    <input type="checkbox" id="selectAll" onchange="toggleSelectAll(this)">
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('data') }}">
                        Data
                        @if($currentSort == 'data' || !request()->has('sort_column'))
                            <span class="sort-indicator">{{ $sortIndicator('data') }}</span>
                        @endif
                    </a>
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('movimento') }}">
                        Movimento
                        @if($currentSort == 'movimento')
                            <span class="sort-indicator">{{ $sortIndicator('movimento') }}</span>
                        @endif
                    </a>
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('chave') }}">
                        Chave
                        @if($currentSort == 'chave')
                            <span class="sort-indicator">{{ $sortIndicator('chave') }}</span>
                        @endif
                    </a>
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('cliente') }}">
                        Cliente
                        @if($currentSort == 'cliente')
                            <span class="sort-indicator">{{ $sortIndicator('cliente') }}</span>
                        @endif
                    </a>
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('grupo') }}">
                        Grupo
                        @if($currentSort == 'grupo')
                            <span class="sort-indicator">{{ $sortIndicator('grupo') }}</span>
                        @endif
                    </a>
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('ip') }}">
                        IP
                        @if($currentSort == 'ip')
                            <span class="sort-indicator">{{ $sortIndicator('ip') }}</span>
                        @endif
                    </a>
                </th>
                <th class="sortable">
                    <a href="{{ $sortUrl('mac') }}">
                        MAC
                        @if($currentSort == 'mac')
                            <span class="sort-indicator">{{ $sortIndicator('mac') }}</span>
                        @endif
                    </a>
                </th>
            </tr>
        </thead>
        <tbody>
            @if($logs->count() > 0)
                @foreach($logs as $log)
                    <tr>
                        <td>
                            <input type="checkbox" class="row-checkbox" value="{{ $log->id }}" onchange="updateDeleteButton()">
                        </td>
                        <td>{{ \Carbon\Carbon::parse($log->data)->format('d/m/Y H:i') }}</td>
                        <td>{{ $log->movimento == 1 ? 'Entrada' : 'Saída' }}</td>
                        <td>{{ $log->chave }}</td>
                        <td>{{ $log->cliente_nome ?? '-' }}</td>
                        <td>{{ $log->grupo ?? '-' }}</td>
                        <td>{{ $log->ipconex ?? '-' }}</td>
                        <td>{{ $log->mac_addr ?? '-' }}</td>
                    </tr>
                @endforeach
            @else
                <tr>
                    <td colspan="8">Nenhum registro encontrado para os filtros informados.</td>
                </tr>
            @endif
        </tbody>
    </table>
</form>

{{ $logs->links('vendor.pagination.custom') }}

<div class="table-actions" style="display: none;">
    <a class="btn btn-secondary" href="{{ url('/log/logs?todos=1') }}">Exportar CSV (endpoint atual)</a>
</div>

<!-- Modal de Exclusão por Período -->
<div id="deleteByDateModal" class="modal">
    <div class="modal-content">
        <div class="modal-header">
            <h3>Exclusão em Massa por Período</h3>
            <span class="modal-close" onclick="closeDeleteByDateModal()">&times;</span>
        </div>
        <div class="modal-body">
            <p><strong>Atenção:</strong> Esta ação irá excluir permanentemente todos os registros de log no período especificado. Esta operação não pode ser desfeita.</p>
            <form id="deleteByDateForm">
                @csrf
                <div class="form-field">
                    <label for="data_inicial_modal">Data Inicial *</label>
                    <input type="date" id="data_inicial_modal" name="data_inicial" required>
                </div>
                <div class="form-field">
                    <label for="data_final_modal">Data Final *</label>
                    <input type="date" id="data_final_modal" name="data_final" required>
                </div>
                <div id="deleteByDateError" class="alert alert-error" style="display: none; margin-top: 10px;"></div>
            </form>
        </div>
        <div class="modal-footer">
            <button type="button" class="btn btn-secondary" onclick="closeDeleteByDateModal()">Cancelar</button>
            <button type="button" class="btn btn-danger" onclick="confirmDeleteByDate()">Excluir Registros</button>
        </div>
    </div>
</div>

<style>
/* Estilos do Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 5% auto;
    padding: 0;
    border: 1px solid #888;
    width: 90%;
    max-width: 500px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.modal-header {
    padding: 20px;
    background-color: #dc3545;
    color: white;
    border-radius: 8px 8px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.modal-close {
    color: white;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover,
.modal-close:focus {
    opacity: 0.8;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid #dee2e6;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid #c3e6cb;
}

.data-table .sortable a {
    color: inherit;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    user-select: none;
}

.data-table .sortable a:hover {
    color: #0f4c81;
    text-decoration: underline;
}

.data-table .sortable {
    position: relative;
}

.sort-indicator {
    font-size: 0.75rem;
    color: #0f4c81;
    font-weight: bold;
}
</style>

<script>
function toggleSelectAll(checkbox) {
    const checkboxes = document.querySelectorAll('.row-checkbox');
    checkboxes.forEach(cb => cb.checked = checkbox.checked);
    updateDeleteButton();
}

function updateDeleteButton() {
    const checkboxes = document.querySelectorAll('.row-checkbox:checked');
    const btnDelete = document.getElementById('btnDeleteSelected');
    const selectedCount = document.getElementById('selectedCount');
    const selectAll = document.getElementById('selectAll');
    
    if (checkboxes.length > 0) {
        btnDelete.style.display = 'inline-block';
        selectedCount.textContent = checkboxes.length + ' selecionado(s)';
    } else {
        btnDelete.style.display = 'none';
        selectedCount.textContent = '';
    }
    
    // Atualizar checkbox "selecionar todos"
    const allCheckboxes = document.querySelectorAll('.row-checkbox');
    selectAll.checked = allCheckboxes.length > 0 && checkboxes.length === allCheckboxes.length;
    selectAll.indeterminate = checkboxes.length > 0 && checkboxes.length < allCheckboxes.length;
}

function confirmDelete() {
    const checkboxes = document.querySelectorAll('.row-checkbox:checked');
    if (checkboxes.length === 0) {
        alert('Nenhum registro selecionado');
        return;
    }
    
    if (!confirm('Tem certeza que deseja excluir ' + checkboxes.length + ' registro(s) selecionado(s)?')) {
        return;
    }
    
    const ids = Array.from(checkboxes).map(cb => cb.value);
    document.getElementById('selectedIds').value = JSON.stringify(ids);
    
    // Criar formData para enviar como array
    const form = document.getElementById('deleteForm');
    const formData = new FormData(form);
    formData.delete('id');
    ids.forEach(id => formData.append('id[]', id));
    
    // Desabilitar botão durante a requisição
    const btnDelete = document.getElementById('btnDeleteSelected');
    btnDelete.disabled = true;
    btnDelete.textContent = 'Excluindo...';
    
    fetch('{{ route("log.deleta") }}', {
        method: 'POST',
        body: formData,
        headers: {
            'X-Requested-With': 'XMLHttpRequest'
        }
    })
    .then(response => response.json())
    .then(data => {
        if (data.success === 'true') {
            alert(data.msg || 'Registro(s) excluído(s) com sucesso');
            window.location.reload();
        } else {
            alert(data.msg || 'Erro ao excluir registro(s)');
            btnDelete.disabled = false;
            btnDelete.textContent = 'Excluir Selecionados';
        }
    })
    .catch(error => {
        console.error('Erro:', error);
        alert('Erro na comunicação com o servidor');
        btnDelete.disabled = false;
        btnDelete.textContent = 'Excluir Selecionados';
    });
}

// Funções do Modal de Exclusão por Período
function openDeleteByDateModal() {
    const modal = document.getElementById('deleteByDateModal');
    const errorDiv = document.getElementById('deleteByDateError');
    errorDiv.style.display = 'none';
    
    // Limpar campos
    document.getElementById('data_inicial_modal').value = '';
    document.getElementById('data_final_modal').value = '';
    
    modal.style.display = 'block';
}

function closeDeleteByDateModal() {
    const modal = document.getElementById('deleteByDateModal');
    modal.style.display = 'none';
}

function confirmDeleteByDate() {
    const dataInicial = document.getElementById('data_inicial_modal').value;
    const dataFinal = document.getElementById('data_final_modal').value;
    const errorDiv = document.getElementById('deleteByDateError');
    
    // Validar campos
    if (!dataInicial || !dataFinal) {
        errorDiv.textContent = 'Por favor, preencha ambas as datas.';
        errorDiv.style.display = 'block';
        return;
    }
    
    // Validar que data inicial não é maior que data final
    if (dataInicial > dataFinal) {
        errorDiv.textContent = 'A data inicial não pode ser maior que a data final.';
        errorDiv.style.display = 'block';
        return;
    }
    
    // Confirmar exclusão
    if (!confirm(`Tem certeza que deseja excluir TODOS os registros de log no período de ${dataInicial} a ${dataFinal}?\n\nEsta ação não pode ser desfeita!`)) {
        return;
    }
    
    // Criar formData
    const formData = new FormData();
    formData.append('data_inicial', dataInicial);
    formData.append('data_final', dataFinal);
    formData.append('_token', '{{ csrf_token() }}');
    
    // Desabilitar botões
    const buttons = document.querySelectorAll('#deleteByDateModal .modal-footer button');
    buttons.forEach(btn => btn.disabled = true);
    const confirmBtn = buttons[buttons.length - 1];
    const originalText = confirmBtn.textContent;
    confirmBtn.textContent = 'Excluindo...';
    
    // Ocultar erro anterior
    errorDiv.style.display = 'none';
    
    fetch('{{ route("log.deletaPorData") }}', {
        method: 'POST',
        body: formData,
        headers: {
            'X-Requested-With': 'XMLHttpRequest'
        }
    })
    .then(response => response.json())
    .then(data => {
        if (data.success === 'true') {
            alert(data.msg || 'Registros excluídos com sucesso');
            closeDeleteByDateModal();
            window.location.reload();
        } else {
            errorDiv.textContent = data.msg || 'Erro ao excluir registros';
            errorDiv.style.display = 'block';
            buttons.forEach(btn => btn.disabled = false);
            confirmBtn.textContent = originalText;
        }
    })
    .catch(error => {
        console.error('Erro:', error);
        errorDiv.textContent = 'Erro na comunicação com o servidor';
        errorDiv.style.display = 'block';
        buttons.forEach(btn => btn.disabled = false);
        confirmBtn.textContent = originalText;
    });
}

// Fechar modal ao clicar fora dele
window.onclick = function(event) {
    const modal = document.getElementById('deleteByDateModal');
    if (event.target == modal) {
        closeDeleteByDateModal();
    }
}

// Fechar modal com tecla ESC
document.addEventListener('keydown', function(event) {
    if (event.key === 'Escape') {
        closeDeleteByDateModal();
    }
});
</script>
@endsection