<?php
ini_set('display_errors', 1);
error_reporting(E_ALL);
session_start();

$db = new PDO('sqlite:db.sqlite');

$CATEGORIES = [
    "Bricolage",
    "Jardinage",
    "Cuisine",
    "Outils lourds",
    "Matériel événementiel",
    "Transport",
    "Sport",
    "Voyage",
    "Autre"
];

$action = $_GET['action'] ?? 'home';

function redirect($a) {
    header("Location: index.php?action=$a");
    exit;
}

function is_logged() {
    return isset($_SESSION['owner_id']);
}

/* ============================================================
   TRAITEMENT DES FORMULAIRES
   ============================================================ */

/* ---------- INSCRIPTION ---------- */
if ($action === 'do_register' && $_SERVER['REQUEST_METHOD'] === 'POST') {
    try {
        $stmt = $db->prepare("
            INSERT INTO owners (name, address, phone, email, username, password_hash)
            VALUES (?, ?, ?, ?, ?, ?)
        ");
        $stmt->execute([
            $_POST['name'],
            $_POST['address'],
            $_POST['phone'],
            $_POST['email'],
            $_POST['username'],
            password_hash($_POST['password'], PASSWORD_DEFAULT)
        ]);

        $_SESSION['owner_id'] = $db->lastInsertId();
        redirect('edit');

    } catch (PDOException $e) {
        $error = "Nom d'utilisateur déjà pris.";
        $action = 'register';
    }
}

/* ---------- CONNEXION ---------- */
if ($action === 'do_login' && $_SERVER['REQUEST_METHOD'] === 'POST') {
    $stmt = $db->prepare("SELECT * FROM owners WHERE username=?");
    $stmt->execute([$_POST['username']]);
    $owner = $stmt->fetch(PDO::FETCH_ASSOC);

    if ($owner && password_verify($_POST['password'], $owner['password_hash'])) {
        $_SESSION['owner_id'] = $owner['id'];
        redirect('edit');
    } else {
        $error = "Identifiants incorrects.";
        $action = 'login';
    }
}

/* ---------- DÉCONNEXION ---------- */
if ($action === 'logout') {
    session_destroy();
    redirect('home');
}

/* ---------- SAUVEGARDE MATERIEL (prix numérique + prix libre) ---------- */
if ($action === 'save_item' && $_SERVER['REQUEST_METHOD'] === 'POST' && is_logged()) {

    // Prix numérique obligatoire
    $price = floatval($_POST['price']);
    if ($price <= 0) {
        $error = "Le prix doit être un nombre positif.";
        $action = 'edit';
    }

    // Prix libre ?
    $price_free = isset($_POST['price_free']) ? "free" : "";
    $price_value = $price_free ? "$price|free" : "$price";

    // Upload photo
    $photo = null;
    if (!empty($_FILES['photo']['name'])) {
        $photo = time() . "_" . basename($_FILES['photo']['name']);
        move_uploaded_file($_FILES['photo']['tmp_name'], "uploads/" . $photo);
    }

    // UPDATE
    if (!empty($_POST['id'])) {
        if ($photo) {
            $stmt = $db->prepare("UPDATE items SET name=?, price=?, description=?, photo=?, category=? WHERE id=? AND owner_id=?");
            $stmt->execute([
                $_POST['name'],
                $price_value,
                $_POST['description'],
                $photo,
                $_POST['category'],
                $_POST['id'],
                $_SESSION['owner_id']
            ]);
        } else {
            $stmt = $db->prepare("UPDATE items SET name=?, price=?, description=?, category=? WHERE id=? AND owner_id=?");
            $stmt->execute([
                $_POST['name'],
                $price_value,
                $_POST['description'],
                $_POST['category'],
                $_POST['id'],
                $_SESSION['owner_id']
            ]);
        }

    // INSERT
    } else {
        $stmt = $db->prepare("INSERT INTO items (name, price, description, photo, owner_id, category)
                              VALUES (?, ?, ?, ?, ?, ?)");
        $stmt->execute([
            $_POST['name'],
            $price_value,
            $_POST['description'],
            $photo,
            $_SESSION['owner_id'],
            $_POST['category']
        ]);
    }

    redirect('edit');
}

/* ---------- SUPPRESSION MATERIEL ---------- */
if ($action === 'delete_item' && is_logged()) {
    $stmt = $db->prepare("DELETE FROM items WHERE id=? AND owner_id=?");
    $stmt->execute([$_GET['id'], $_SESSION['owner_id']]);
    redirect('edit');
}

/* ---------- SUPPRESSION PHOTO MATERIEL ---------- */
if ($action === 'delete_photo' && is_logged()) {

    // Récupérer le matériel
    $stmt = $db->prepare("SELECT photo FROM items WHERE id=? AND owner_id=?");
    $stmt->execute([$_GET['id'], $_SESSION['owner_id']]);
    $item = $stmt->fetch(PDO::FETCH_ASSOC);

    if ($item && !empty($item['photo'])) {
        $file = "uploads/" . $item['photo'];
        if (file_exists($file)) {
            unlink($file);
        }

        // Mettre la colonne photo à NULL
        $stmt = $db->prepare("UPDATE items SET photo=NULL WHERE id=? AND owner_id=?");
        $stmt->execute([$_GET['id'], $_SESSION['owner_id']]);
    }

    redirect('edit_item&id=' . $_GET['id']);
}

/* ---------- MODIFICATION PROFIL ---------- */
if ($action === 'save_profile' && $_SERVER['REQUEST_METHOD'] === 'POST' && is_logged()) {

    $params = [
        $_POST['name'],
        $_POST['address'],
        $_POST['phone'],
        $_POST['email'],
        $_POST['username']
    ];

    $sql = "UPDATE owners SET name=?, address=?, phone=?, email=?, username=?";

    if (!empty($_POST['password'])) {
        $sql .= ", password_hash=?";
        $params[] = password_hash($_POST['password'], PASSWORD_DEFAULT);
    }

    $sql .= " WHERE id=?";
    $params[] = $_SESSION['owner_id'];

    $stmt = $db->prepare($sql);
    $stmt->execute($params);

    $success = "Profil mis à jour.";
    $action = 'profile';
}
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Location de matériel</title>
<link rel="stylesheet" href="pico.css">
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body { max-width: 900px; margin: 40px auto; }
.item { padding: 1rem; border: 1px solid #ddd; border-radius: 8px; margin-bottom: 1.5rem; }
.tool-row { display: flex; gap: 1.5rem; align-items: flex-start; }
.tool-row img { width: 180px; border-radius: 8px; object-fit: cover; }
.tool-info { flex: 1; }
.owner-block { margin-top: .5rem; font-size: .9rem; color: #555; }
</style>
</head>
<body style="padding: 0 10px">

<h1 style="display:flex; align-items:center; justify-content:space-between;">
    <span>Matériel partagé à Durban-sur-Arize</span>
    <img src="uploads/blason-durban.png" alt="Blason de Durban-sur-Arize"
         style="height:48px; width:auto; margin-left:1rem;">
</h1>

<nav>
    <a href="index.php">Accueil</a>
    <?php if (is_logged()): ?>
        <a href="index.php?action=edit">Mon matériel</a>
        <a href="index.php?action=profile">Mon profil</a>
        <a href="index.php?action=logout">Déconnexion</a>
    <?php else: ?>
        <a href="index.php?action=login">Connexion</a>
        <a href="index.php?action=register">Inscription</a>
    <?php endif; ?>
</nav>

<hr>

<?php
/* ============================================================
   VUE : ACCUEIL (liste publique)
   ============================================================ */
if ($action === 'home') {
?>

   <div id="price-customizer" style="
    margin-bottom: 1.2rem;
    padding: .6rem .8rem;
    border: 1px solid var(--pico-muted-border-color);
    border-radius: .5rem;
    font-size: .9rem;
">
    <form id="income-form" style="
        display: flex;
        align-items: center;
        gap: .4rem;
        flex-wrap: wrap;
        margin: 0;
    ">
        <strong>Personnaliser les indications de prix libre</strong>
        <span>selon mon revenu mensuel :</span>

        <input
            type="number"
            id="income"
            value="1900"
            min="0"
            step="1"
            style="width: 110px; margin: 0;"
        >

        <span>€/mois</span>
    </form>
</div>

<div id="search-tools" style="
    margin-bottom: 1.2rem;
    padding: .6rem .8rem;
    border: 1px solid var(--pico-muted-border-color);
    border-radius: .5rem;
    font-size: .9rem;
">
    <form style="display:flex; align-items:center; gap:.6rem; flex-wrap:wrap; margin:0;">
        <strong style="font-size:.95rem;">Rechercher un matériel :</strong>
        <input
            type="text"
            id="search"
            placeholder="Nom ou description…"
            style="flex:1; min-width:200px; margin:0;"
        >
    </form>
</div>


<?php
    $items = $db->query("
        SELECT items.*, owners.name AS owner_name, owners.phone, owners.address, owners.email
        FROM items
        JOIN owners ON owners.id = items.owner_id
        ORDER BY items.category COLLATE NOCASE ASC,
         items.name COLLATE NOCASE ASC
    ")->fetchAll(PDO::FETCH_ASSOC);

    foreach ($items as $item) {

        // Décodage du prix
        $price_raw = $item['price'] ?? '';
        $price_parts = explode('|', $price_raw);
        $price_value = floatval($price_parts[0]);
        $price_free = isset($price_parts[1]) && $price_parts[1] === 'free';

        $search_text = strtolower(
            ($item['name'] ?? '') . ' ' . ($item['description'] ?? '')
        );

        echo "<article class='item' data-search='" . htmlspecialchars($search_text, ENT_QUOTES) . "'>";
        echo "<div class='tool-row'>";

        // Photo
        if (!empty($item['photo'])) {
            echo "<img src='uploads/{$item['photo']}' alt='Photo'>";
        } else {
            echo "<div style='
                width:180px;
                height:120px;
                display:flex;
                align-items:center;
                justify-content:center;
                font-size:60px;
            '>🛠️</div>";
        }

        echo "<div class='tool-info'>";

        echo "<h2 style='margin: 0;'>" . htmlspecialchars($item['name'] ?? '') . "</h2>";
        
        echo "<p style='opacity:.7; font-size:.85rem;'>Catégorie : " . htmlspecialchars($item['category']) . "</p>";

        // Prix
        echo "<p class='price-block' data-base-price='{$price_value}' data-free='{$price_free}'>";
        echo "<strong>Prix :</strong> {$price_value} € / jour";
        if ($price_free) echo " <em>(prix libre)</em>";
        echo "</p>";

        // Description
        echo "<p>" . nl2br(htmlspecialchars($item['description'] ?? '')) . "</p>";

        // Propriétaire
        echo "<div class='owner-block'>";
        echo "<strong>Propriétaire :</strong> " . htmlspecialchars($item['owner_name'] ?? '') . "<br>";

        // Adresse
        $addr = urlencode($item['address'] ?? '');
        echo htmlspecialchars($item['address'] ?? '')."<br>";

        // Téléphone → tel:
        echo "<a href='tel:" . htmlspecialchars($item['phone'] ?? '') . "'>"
            . htmlspecialchars($item['phone'] ?? '')
            . "</a><br>";

        // Email → mailto:
        echo "<a href='mailto:" . htmlspecialchars($item['email'] ?? '') . "'>"
            . htmlspecialchars($item['email'] ?? '')
            . "</a>";

        echo "</div>"; // owner-block

        echo "</div>"; // tool-info
        echo "</div>"; // tool-row
        echo "</article>";
    }
}

/* ============================================================
   VUE : CONNEXION
   ============================================================ */
if ($action === 'login') {
    echo "<h2>Connexion</h2>";
    if (!empty($error)) echo "<p style='color:red'>$error</p>";
    ?>
    <form method="post" action="index.php?action=do_login">
        <input name="username" placeholder="Nom d'utilisateur" required>
        <input name="password" type="password" placeholder="Mot de passe" required>
        <button>Connexion</button>
    </form>
    <?php
}

/* ============================================================
   VUE : INSCRIPTION
   ============================================================ */
if ($action === 'register') {
    echo "<h2>Inscription</h2>";
    if (!empty($error)) echo "<p style='color:red'>$error</p>";
    ?>
    <form method="post" action="index.php?action=do_register">
        <input name="name" placeholder="Nom complet" required>
        <input name="address" placeholder="Code postal">
        <input name="phone" placeholder="Téléphone">
        <input name="email" placeholder="Email">
        <input name="username" placeholder="Nom d'utilisateur" required>
        <input name="password" type="password" placeholder="Mot de passe" required>
        <button>Créer mon compte</button>
    </form>
    <?php
}

/* ============================================================
   VUE : PROFIL
   ============================================================ */
if ($action === 'profile' && is_logged()) {

    $stmt = $db->prepare("SELECT * FROM owners WHERE id=?");
    $stmt->execute([$_SESSION['owner_id']]);
    $owner = $stmt->fetch(PDO::FETCH_ASSOC);

    echo "<h2>Mon profil</h2>";

    if (!empty($success)) echo "<p style='color:green'>$success</p>";

    ?>
    <form method="post" action="index.php?action=save_profile">
        <input name="name" value="<?= htmlspecialchars($owner['name'] ?? '') ?>" placeholder="Nom complet" required>
        <input name="address" value="<?= htmlspecialchars($owner['address'] ?? '') ?>" placeholder="Code postal">
        <input name="phone" value="<?= htmlspecialchars($owner['phone'] ?? '') ?>" placeholder="Téléphone">
        <input name="email" value="<?= htmlspecialchars($owner['email'] ?? '') ?>" placeholder="Email">
        <input name="username" value="<?= htmlspecialchars($owner['username'] ?? '') ?>" placeholder="Nom d'utilisateur" required>
        <input name="password" type="password" placeholder="Nouveau mot de passe (laisser vide)">
        <button>Mettre à jour</button>
    </form>
    <?php
}

/* ============================================================
   VUE : ÉDITION D’UN MATERIEL
   ============================================================ */
if ($action === 'edit_item' && is_logged()) {

    $stmt = $db->prepare("SELECT * FROM items WHERE id=? AND owner_id=?");
    $stmt->execute([$_GET['id'], $_SESSION['owner_id']]);
    $item = $stmt->fetch(PDO::FETCH_ASSOC);

    if (!$item) {
        echo "<p>Matériel introuvable.</p>";
    } else {

        // Décodage du prix
        $price_raw = $item['price'] ?? '';
        $price_parts = explode('|', $price_raw);
        $price_value = floatval($price_parts[0]);
        $price_free = isset($price_parts[1]) && $price_parts[1] === 'free';

        echo "<h2>Modifier le matériel</h2>";
        ?>

        <form method="post" enctype="multipart/form-data" action="index.php?action=save_item">
            <input type="hidden" name="id" value="<?= $item['id'] ?>">

            <label>Nom du matériel</label>
            <input name="name" value="<?= htmlspecialchars($item['name']) ?>" required>

            <label>Prix par jour (€)</label>
            <input name="price" type="number" step="0.01" min="0"
                   value="<?= $price_value ?>" required>
            
            <p style="font-size:.85rem; opacity:.8;">
                Le prix libre conseillé sera automatiquement ajusté selon le revenu de l’utilisateur.
            </p>

            <label>
                <input type="checkbox" name="price_free" <?= $price_free ? 'checked' : '' ?>>
                Prix libre (le prix devient indicatif)
            </label>

            <label>Catégorie</label>
            <select name="category" required>
                <option value="">Choisir…</option>
                <?php foreach ($CATEGORIES as $cat): ?>
                    <option value="<?= htmlspecialchars($cat) ?>"
                        <?= ($item['category'] === $cat ? 'selected' : '') ?>>
                        <?= htmlspecialchars($cat) ?>
                    </option>
                <?php endforeach; ?>
            </select>

            <label>Description</label>
            <textarea name="description"><?= htmlspecialchars($item['description']) ?></textarea>

            <label>Photo actuelle</label><br>
            <?php if ($item['photo']): ?>
                <img src="uploads/<?= $item['photo'] ?>" style="max-width:150px;border-radius:6px;">

                <br>

                <a href="index.php?action=delete_photo&id=<?= $item['id'] ?>"
                   onclick="return confirm('Supprimer cette photo ?')"
                   style="font-size:.85rem; color:var(--pico-del-color);">
                   Supprimer la photo
                </a>
            <?php else: ?>
                <div style='
                    width:150px;
                    height:100px;
                    display:flex;
                    align-items:center;
                    justify-content:center;
                    font-size:50px;
                '>🛠️</div>
            <?php endif; ?>
            <br><br>

            <label>Nouvelle photo (optionnel)</label>
            <input type="file" name="photo">

            <button>Mettre à jour</button>
        </form>

        <?php
    }
}

/* ============================================================
   VUE : GESTION DES MATERIELS
   ============================================================ */
if ($action === 'edit' && is_logged()) {

    echo "<h2>Mes matériels</h2>";

    ?>
    <h3 style="cursor:pointer;" id="toggle-form">➕ Ajouter un matériel</h3>
    <div id="tool-form" style="display:none; margin-bottom:2rem;">
    <form method="post" enctype="multipart/form-data" action="index.php?action=save_item">
        <input type="hidden" name="id">

        <label>Nom du matériel</label>
        <input name="name" placeholder="Nom" required>

        <label>Prix par jour (€)</label>
        <input name="price" type="number" step="0.01" min="0" placeholder="Prix" required>

        <p style="font-size:.85rem; opacity:.8;">
            Le prix libre conseillé sera automatiquement ajusté selon le revenu de l’utilisateur.
        </p>

        <label>
            <input type="checkbox" name="price_free">
            Prix libre (le prix devient indicatif)
        </label>

        <label>Catégorie</label>
        <select name="category" required>
            <option value="">Choisir…</option>
            <?php foreach ($CATEGORIES as $cat): ?>
                <option value="<?= htmlspecialchars($cat) ?>"><?= htmlspecialchars($cat) ?></option>
            <?php endforeach; ?>
        </select>

        <label>Description</label>
        <textarea name="description" placeholder="Description"></textarea>

        <label>Photo</label>
        <input type="file" name="photo">

        <button>Enregistrer</button>
    </form>
    </div>
    <?php

    /* Liste des matériels existants */
    $stmt = $db->prepare("SELECT * FROM items WHERE owner_id=? ORDER BY category COLLATE NOCASE ASC,
         name COLLATE NOCASE ASC
    ");
    $stmt->execute([$_SESSION['owner_id']]);
    $items = $stmt->fetchAll(PDO::FETCH_ASSOC);

    echo "<h3>Mes matériels existants</h3>";

    foreach ($items as $item) {

        // Décodage du prix
        $price_raw = $item['price'] ?? '';
        $price_parts = explode('|', $price_raw);
        $price_value = floatval($price_parts[0]);
        $price_free = isset($price_parts[1]) && $price_parts[1] === 'free';

        echo "<article class='item'>";
        echo "<div class='tool-row'>";

        // Photo
        if (!empty($item['photo'])) {
            echo "<img src='uploads/{$item['photo']}' alt='Photo'>";
        } else {
            echo "<div style='
                width:180px;
                height:120px;
                display:flex;
                align-items:center;
                justify-content:center;
                font-size:60px;
            '>🛠️</div>";
        }

        echo "<div class='tool-info'>";
        echo "<h3 style='margin: 0;'>" . htmlspecialchars($item['name'] ?? '') . "</h3>";

        echo "<p style='opacity:.7; font-size:.85rem;'>Catégorie : " . htmlspecialchars($item['category']) . "</p>";

        echo "<p><strong>Prix :</strong> {$price_value} € / jour";
        if ($price_free) echo " <em>(prix libre)</em>";
        echo "</p>";

        echo "<p>" . nl2br(htmlspecialchars($item['description'] ?? '')) . "</p>";

        echo "<footer>";
        echo "<a href='index.php?action=edit_item&id={$item['id']}'>Modifier</a> | ";
        echo "<a href='index.php?action=delete_item&id={$item['id']}' onclick='return confirm(\"Supprimer ce matériel ?\")'>Supprimer</a>";
        echo "</footer>";


        echo "</div>"; // tool-info
        echo "</div>"; // tool-row
        echo "</article>";
    }
}
?>

<script>
// -----------------------------
// Recalcul des prix libres
// -----------------------------
function updateFreePrices() {
    const incomeInput = document.getElementById('income');
    if (!incomeInput) return; // Pas de champ -> rien à faire

    const income = parseFloat(incomeInput.value) || 1900;
    const ratio = income / 1900;

    document.querySelectorAll('.price-block').forEach(block => {
        const base = parseFloat(block.dataset.basePrice);
        const isFree = block.dataset.free === "1" || block.dataset.free === "true";

        if (!isFree) return;

        const newPrice = (base * ratio).toFixed(2);
        block.innerHTML = `<strong>Prix :</strong> ${newPrice} € / jour <em>(prix libre)</em>`;
    });
}

// Mise à jour en direct si le champ existe
const incomeInput = document.getElementById('income');
if (incomeInput) {
    incomeInput.addEventListener('input', updateFreePrices);
    updateFreePrices(); // Mise à jour initiale
}

// Empêcher Enter dans le formulaire income
const incomeForm = document.getElementById('income-form');
if (incomeForm) {
    incomeForm.addEventListener('keydown', function (e) {
        if (e.key === "Enter") e.preventDefault();
    });
}


// -----------------------------
// Recherche dynamique
// -----------------------------
function updateSearch() {
    const searchInput = document.getElementById('search');
    if (!searchInput) return;

    const query = searchInput.value.toLowerCase().trim();
    const words = query.split(/\s+/).filter(w => w.length > 0);

    document.querySelectorAll('article.item').forEach(item => {
        const text = item.dataset.search || "";
        const match = words.every(w => text.includes(w));
        item.style.display = match ? "" : "none";
    });
}

const searchInput = document.getElementById('search');
if (searchInput) {
    searchInput.addEventListener('input', updateSearch);

    searchInput.addEventListener('keydown', function (e) {
        if (e.key === "Enter") e.preventDefault();
    });
}


// -----------------------------
// Dépliage du formulaire matériel
// -----------------------------
const toggleForm = document.getElementById('toggle-form');
const toolForm = document.getElementById('tool-form');

if (toggleForm && toolForm) {
    toggleForm.addEventListener('click', function () {
        toolForm.style.display =
            (toolForm.style.display === "none" || toolForm.style.display === "")
                ? "block"
                : "none";
    });
}

</script>

<footer style="margin-top:2rem; text-align:center; opacity:.7; font-size:.85rem;">
    Problème ou question : 
    <a href="mailto:leo@kabano.org">Léo / leo@kabano.org</a>
</footer>

</body>
</html>