<?php
// Abilita errori per debug
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
ini_set('log_errors', 1);
ini_set('error_log', __DIR__ . '/quotations_debug.log');
if (!file_exists(__DIR__ . '/quotations_debug.log')) {
    file_put_contents(__DIR__ . '/quotations_debug.log', "Inizio operazioni alle " . date('Y-m-d H:i:s') . "\n", FILE_APPEND);
}

// Log iniziale
error_log("Inizio operazioni alle " . date('Y-m-d H:i:s'));

include('include/headscript.php');

$db = DBHandlerSelect::getInstance();
$pdo = $db->getConnection();

// Recupera l'ID dell'utente loggato
$user_id = $iduserlogin ?? 1;

// Gestione creazione nuova quotation (crea record vuoto su conferma)
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['action']) && $_POST['action'] === 'create') {
    $description = '';
    $customer = '';

    try {
        $stmt = $pdo->prepare("INSERT INTO quotations (description, customer, iduser) VALUES (?, ?, ?)");
        $success = $stmt->execute([$description, $customer, $user_id]);
        if ($success) {
            $newId = $pdo->lastInsertId();
            error_log("Creata nuova quotation ID: $newId");
            header("Location: quotations.php?edit_id=" . $newId . "&status=success&message=" . urlencode("Quotation creata con successo"));
        } else {
            error_log("Errore: Impossibile creare la quotation, nessun ID generato.");
            header("Location: quotations.php?status=error&message=" . urlencode("Errore durante la creazione della quotation"));
        }
    } catch (PDOException $e) {
        error_log("Errore PDO durante la creazione della quotation: " . $e->getMessage());
        header("Location: quotations.php?status=error&message=" . urlencode("Errore database: " . $e->getMessage()));
    }
    exit;
}

// Gestione modifica quotation
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['action']) && $_POST['action'] === 'update' && isset($_POST['id'])) {
    $id = intval($_POST['id']);
    $description = $_POST['description'] ?? '';
    $customer = $_POST['customer'] ?? '';

    try {
        $stmt = $pdo->prepare("UPDATE quotations SET description = ?, customer = ? WHERE id = ? AND iduser = ?");
        $stmt->execute([$description, $customer, $id, $user_id]);
        error_log("Modificata quotation ID: $id");
        header("Location: quotations.php?status=success&message=" . urlencode("Quotation modificata con successo"));
    } catch (PDOException $e) {
        error_log("Errore PDO durante la modifica della quotation: " . $e->getMessage());
        header("Location: quotations.php?status=error&message=" . urlencode("Errore database: " . $e->getMessage()));
    }
    exit;
}

// Gestione cancellazione quotation
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['action']) && $_POST['action'] === 'delete' && isset($_POST['id'])) {
    $id = intval($_POST['id']);

    try {
        $stmt = $pdo->prepare("DELETE FROM quotations WHERE id = ? AND iduser = ?");
        $stmt->execute([$id, $user_id]);
        error_log("Cancellata quotation ID: $id");
        header("Location: quotations.php?status=success&message=" . urlencode("Quotation cancellata con successo"));
    } catch (PDOException $e) {
        error_log("Errore PDO durante la cancellazione della quotation: " . $e->getMessage());
        header("Location: quotations.php?status=error&message=" . urlencode("Errore database: " . $e->getMessage()));
    }
    exit;
}

// Recupera tutte le quotations per l'utente
try {
    $stmt = $pdo->prepare("SELECT * FROM quotations WHERE iduser = ? ORDER BY creation_date DESC");
    $stmt->execute([$user_id]);
    $quotations = $stmt->fetchAll(PDO::FETCH_ASSOC);
} catch (PDOException $e) {
    error_log("Errore PDO durante il recupero delle quotations: " . $e->getMessage());
    $quotations = [];
}

// Verifica se è richiesta la modifica di una quotation
$editQuotation = null;
if (isset($_GET['edit_id'])) {
    $editId = intval($_GET['edit_id']);
    try {
        $stmt = $pdo->prepare("SELECT * FROM quotations WHERE id = ? AND iduser = ?");
        $stmt->execute([$editId, $user_id]);
        $editQuotation = $stmt->fetch(PDO::FETCH_ASSOC);
        if (!$editQuotation) {
            error_log("Nessuna quotation trovata per id: $editId");
        }
    } catch (PDOException $e) {
        error_log("Errore PDO durante il recupero della quotation per modifica: " . $e->getMessage());
        $editQuotation = null;
    }
}
?>

<!doctype html>
<html lang="en">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="icon" href="assets/images/favicon-32x32.png" type="image/png" />
    <?php include('cssinclude.php'); ?>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css" integrity="sha512-DTOQO9RWCH3ppGqcWaEA1BIZOC6xxalwEsw9c2QQeAIftl+Vegovlnee1c9QX4TctnWMn13TZye+giMm8e2Lw==" crossorigin="anonymous" referrerpolicy="no-referrer" />
    <link rel="stylesheet" href="https://cdn.datatables.net/1.13.4/css/jquery.dataTables.min.css">
    <script src="https://cdnjs.cloudflare.com/ajax/libs/fabric.js/5.3.1/fabric.min.js"></script>
    <style>
        .cell-changed {
            background-color: #fff3b0 !important;
            transition: background-color 0.3s ease;
        }

        input.manual-input,
        select.manual-input {
            background-color: #fff3cd;
        }

        input.required-input,
        select.required-input {
            background-color: #f8d7da;
        }

        input,
        select,
        textarea {
            width: 100%;
            box-sizing: border-box;
            border: 1px solid #ced4da;
            border-radius: 4px;
            padding: 5px;
            font-size: 14px;
        }

        .action-btn {
            padding: 6px 8px;
            margin-right: 5px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            width: 35px;
            box-sizing: border-box;
        }

        .save-btn {
            background-color: #28a745;
            color: white;
        }

        .delete-btn {
            background-color: #dc3545;
            color: white;
        }

        .photos-btn {
            background-color: #007bff;
            color: white;
        }

        .parts-btn {
            background-color: #ffc107;
            color: white;
        }

        .form-group {
            margin-bottom: 15px;
        }

        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
        }

        .form-group textarea {
            height: 100px;
            resize: vertical;
        }

        .flash-success {
            background-color: #d4edda !important;
            transition: background-color 0.3s ease;
        }

        .quotation-actions {
            margin-top: 20px;
        }

        .modal {
            display: none;
            position: fixed;
            z-index: 1050;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0, 0, 0, 0.5);
        }

        .modal-content {
            background-color: #fefefe;
            margin: 15% auto;
            padding: 20px;
            border: 1px solid #888;
            width: 80%;
            max-width: 600px;
            border-radius: 8px;
            position: relative;
        }

        .close-btn {
            color: #aaa;
            float: right;
            font-size: 28px;
            font-weight: bold;
            cursor: pointer;
        }

        .close-btn:hover,
        .close-btn:focus {
            color: #000;
            text-decoration: none;
        }

        .modal.fade {
            z-index: 1060 !important;
        }

        .modal-backdrop {
            z-index: 1055 !important;
        }

        .overlay.toggle-icon {
            z-index: 1000 !important;
        }

        .alert {
            margin-bottom: 15px;
            padding: 10px;
            border-radius: 4px;
        }

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

        .alert-danger {
            background-color: #f8d7da;
            color: #721c24;
            border: 1px solid #f5c6cb;
        }
    </style>
    <title>Gestione Quotations - <?= htmlspecialchars($titlewebsite, ENT_QUOTES, 'UTF-8'); ?></title>
</head>

<body>
    <div class="wrapper">
        <?php include('include/navbar.php'); ?>
        <?php include('include/topbar.php'); ?>
        <div class="page-wrapper">
            <div class="page-content">
                <div class="card radius-10">
                    <div class="card-header">
                        <div class="d-flex align-items-center">
                            <div>
                                <h6 class="mb-0">Gestione Quotations</h6>
                            </div>
                        </div>
                    </div>
                    <div class="card-body">
                        <?php if (isset($_GET['status']) && isset($_GET['message'])): ?>
                            <div class="alert alert-<?= $_GET['status'] === 'success' ? 'success' : 'danger' ?>">
                                <?= htmlspecialchars(urldecode($_GET['message'])) ?>
                            </div>
                        <?php endif; ?>
                        <?php if ($editQuotation): ?>
                            <!-- Modifica Quotation -->
                            <h6 class="mb-3">Modifica Quotation ID: <?= $editQuotation['id'] ?></h6>
                            <form id="editForm" method="post">
                                <input type="hidden" name="action" value="update">
                                <input type="hidden" name="id" value="<?= $editQuotation['id'] ?>">
                                <div class="form-group">
                                    <label for="description">Descrizione</label>
                                    <textarea id="description" name="description" class="manual-input required-input" required><?= htmlspecialchars($editQuotation['description']) ?></textarea>
                                </div>
                                <div class="form-group">
                                    <label for="customer">Cliente</label>
                                    <input type="text" id="customer" name="customer" class="manual-input required-input" value="<?= htmlspecialchars($editQuotation['customer']) ?>" required>
                                </div>
                                <button type="submit" class="btn btn-primary">Salva Modifiche</button>
                                <a href="quotations.php" class="btn btn-secondary">Torna alla Lista</a>
                            </form>
                            <div class="quotation-actions">
                                <h6 class="mb-3">Azioni</h6>
                                <button type="button" class="photos-btn action-btn" data-row="0" data-idquotations="<?= $editQuotation['id'] ?>" style="background: #007bff; color: white; border: none; padding: 8px 12px; border-radius: 5px; cursor: pointer; flex: 1;"><i class="fas fa-camera"></i></button>
                                <button type="button" class="parts-btn action-btn" data-iddatadb="" data-idquotations="<?= $editQuotation['id'] ?>" data-row="0">Parti</button>
                            </div>
                        <?php else: ?>
                            <!-- Lista Quotations -->
                            <div class="mb-3">
                                <button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#createModal">Crea Nuova Quotation</button>
                            </div>
                            <h6 class="mb-3">Quotations Esistenti</h6>
                            <table id="quotationsTable" class="table table-striped table-bordered">
                                <thead>
                                    <tr>
                                        <th>ID</th>
                                        <th>Data Creazione</th>
                                        <th>Descrizione</th>
                                        <th>Cliente</th>
                                        <th>Azioni</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    <?php foreach ($quotations as $index => $row): ?>
                                        <tr data-id="<?= $row['id'] ?>">
                                            <td><?= htmlspecialchars($row['id']) ?></td>
                                            <td><?= htmlspecialchars($row['creation_date']) ?></td>
                                            <td>
                                                <textarea name="description" class="cell-input manual-input form-control"><?= htmlspecialchars($row['description']) ?></textarea>
                                            </td>
                                            <td>
                                                <input type="text" name="customer" class="cell-input manual-input form-control" value="<?= htmlspecialchars($row['customer']) ?>">
                                            </td>
                                            <td>
                                                <button type="button" class="save-btn action-btn edit-btn" data-id="<?= $row['id'] ?>" title="Salva Modifiche"><i class="fas fa-save"></i></button>
                                                <button type="button" class="delete-btn action-btn" data-id="<?= $row['id'] ?>" title="Cancella" data-bs-toggle="modal" data-bs-target="#deleteModal"><i class="fas fa-trash"></i></button>
                                                <button type="button" class="photos-btn action-btn" data-entity-type="quotation" data-idquotations="<?= $row['id'] ?>" data-row="<?= $index ?>" title="Photos"><i class="fas fa-camera"></i></button>
                                                <button type="button" class="parts-btn action-btn" data-entity-type="quotation" data-idquotations="<?= $row['id'] ?>" data-row="<?= $index ?>" title="Parts"><i class="fas fa-puzzle-piece"></i></button>
                                                <a href="quotations.php?edit_id=<?= $row['id'] ?>" class="btn btn-secondary action-btn" title="Modifica Dettagliata"><i class="fas fa-edit"></i></a>
                                            </td>
                                        </tr>
                                    <?php endforeach; ?>
                                </tbody>
                            </table>
                        <?php endif; ?>
                    </div>
                </div>
            </div>
        </div>
        <!-- Modal per conferma creazione nuova quotation -->
        <div class="modal fade" id="createModal" tabindex="-1" aria-labelledby="createModalLabel" aria-hidden="true">
            <div class="modal-dialog">
                <div class="modal-content">
                    <div class="modal-header">
                        <h5 class="modal-title" id="createModalLabel">Conferma Creazione Nuova Quotation</h5>
                        <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                    </div>
                    <div class="modal-body">
                        <p>Vuoi creare una nuova quotation?</p>
                        <form id="createModalForm" method="post">
                            <input type="hidden" name="action" value="create">
                        </form>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Annulla</button>
                        <button type="button" class="btn btn-primary" id="confirmCreate">Conferma</button>
                    </div>
                </div>
            </div>
        </div>
        <!-- Modal per conferma cancellazione -->
        <div class="modal fade" id="deleteModal" tabindex="-1" aria-labelledby="deleteModalLabel" aria-hidden="true">
            <div class="modal-dialog">
                <div class="modal-content">
                    <div class="modal-header">
                        <h5 class="modal-title" id="deleteModalLabel">Conferma Cancellazione</h5>
                        <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                    </div>
                    <div class="modal-body">
                        <p>Sicuro di voler cancellare questa quotation?</p>
                        <form id="deleteForm" method="post">
                            <input type="hidden" name="action" value="delete">
                            <input type="hidden" name="id" id="deleteQuotationId">
                        </form>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Annulla</button>
                        <button type="button" class="btn btn-danger" id="confirmDelete">Conferma</button>
                    </div>
                </div>
            </div>
        </div>
        <div class="overlay toggle-icon"></div>
        <a href="javaScript:;" class="back-to-top"><i class='bx bxs-up-arrow-alt'></i></a>
        <?php include('include/footer.php'); ?>
    </div>
    <?php include('modal_parts.php'); ?>
    <?php include('photos_functions.php'); ?>
    <?php include('jsinclude.php'); ?>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
    <script src="https://cdn.datatables.net/1.13.4/js/jquery.dataTables.min.js"></script>
    <script src="photos.js"></script>
    <script src="parts.js"></script>
    <script>
        document.addEventListener("DOMContentLoaded", function() {
            // Mostra messaggi di stato se presenti
            const urlParams = new URLSearchParams(window.location.search);
            const status = urlParams.get('status');
            const message = urlParams.get('message');
            if (status && message) {
                const alertDiv = document.createElement('div');
                alertDiv.className = `alert alert-${status === 'success' ? 'success' : 'danger'} temp-alert`;
                alertDiv.textContent = decodeURIComponent(message);
                document.querySelector('.card-body').prepend(alertDiv);
                setTimeout(() => {
                    alertDiv.remove();
                }, 5000);
            }

            // Inizializza DataTables se non siamo in modalità modifica
            if (!document.querySelector('#editForm')) {
                $('#quotationsTable').DataTable({
                    paging: true,
                    searching: true,
                    ordering: true,
                    info: true,
                    autoWidth: false,
                    responsive: true
                });
            }

            // Quando il modale di creazione si apre, nascondi l'overlay
            $('#createModal').on('show.bs.modal', function() {
                $('.overlay.toggle-icon').css('display', 'none');
            });

            // Quando il modale si chiude, ripristina l'overlay
            $('#createModal').on('hide.bs.modal', function() {
                $('.overlay.toggle-icon').css('display', '');
            });

            // Gestione conferma creazione nel modal
            document.getElementById('confirmCreate').addEventListener('click', function() {
                const createModal = bootstrap.Modal.getInstance(document.getElementById('createModal'));
                createModal.hide();
                const form = document.getElementById('createModalForm');
                const formData = new FormData(form);

                fetch('quotations.php', {
                    method: 'POST',
                    body: formData
                }).then(response => {
                    if (!response.ok) {
                        throw new Error('Errore HTTP: ' + response.status);
                    }
                    return response.text();
                }).then(() => {
                    window.location.href = 'quotations.php?status=success&message=' + encodeURIComponent('Quotation creata con successo');
                }).catch(error => {
                    console.error('Errore durante la creazione della quotation:', error);
                    const alertDiv = document.createElement('div');
                    alertDiv.className = 'alert alert-danger temp-alert';
                    alertDiv.textContent = 'Errore durante la creazione della quotation: ' + error.message;
                    document.querySelector('.card-body').prepend(alertDiv);
                    setTimeout(() => {
                        alertDiv.remove();
                    }, 5000);
                });
            });

            // Gestione modifica inline e save nella lista
            document.querySelectorAll('.edit-btn').forEach(btn => {
                btn.addEventListener('click', function() {
                    const row = this.closest('tr');
                    const id = row.dataset.id;
                    const description = row.querySelector('textarea[name="description"]').value;
                    const customer = row.querySelector('input[name="customer"]').value;

                    const formData = new FormData();
                    formData.append('action', 'update');
                    formData.append('id', id);
                    formData.append('description', description);
                    formData.append('customer', customer);

                    fetch('quotations.php', {
                        method: 'POST',
                        body: formData
                    }).then(response => {
                        if (response.ok) {
                            row.classList.add('flash-success');
                            setTimeout(() => row.classList.remove('flash-success'), 500);
                            alert('Quotation modificata con successo!');
                        } else {
                            alert('Errore durante la modifica.');
                        }
                    }).catch(error => {
                        console.error('Errore durante la modifica della quotation:', error);
                        alert('Errore durante la modifica: ' + error.message);
                    });
                });
            });

            // Gestione apertura modal di cancellazione
            document.querySelectorAll('.delete-btn').forEach(btn => {
                btn.addEventListener('click', function() {
                    const id = this.dataset.id;
                    document.getElementById('deleteQuotationId').value = id;
                });
            });

            // Gestione conferma cancellazione nel modal
            document.getElementById('confirmDelete').addEventListener('click', function() {
                document.getElementById('deleteForm').submit();
            });

            // I bottoni photos e parts usano gli script esistenti (photos.js, parts.js), passando data-idquotations
        });
    </script>

    <!-- Modale per le foto in quotations.php -->
    <div class="modal" id="photosModal">
        <div class="modal-content">
            <span class="close-btn">&times;</span>
            <div class="popup-content"></div>
        </div>
    </div>

</body>

</html>