Files
EverShelf/api/index.php
T
dadaloop82 134e5dfa4e 20260316g: Fix conf anomaly detection + auto-split opened packages
- Fixed isSuspiciousDefaultQty: for conf products, checks package_unit thresholds
  (375g is fine for g-max=10000, not checked against conf-max=50)
- Auto-split on use: when using from a conf product with whole+fractional qty,
  automatically separates whole confs from opened part
  e.g. Panna 2.6conf → use 5g → 2conf (sealed) + 0.56conf (opened)
- Move modal now moves only the opened row (via opened_id)
- Use query prefers fractional rows (opened packages) first
- Non-conf products still get standard move-after-use behavior
2026-03-16 08:07:17 +00:00

2822 lines
108 KiB
PHP

<?php
/**
* Dispensa Manager - Main API Router
* Handles all CRUD operations for products and inventory
*/
header('Content-Type: application/json; charset=utf-8');
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS');
header('Access-Control-Allow-Headers: Content-Type');
if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
http_response_code(200);
exit;
}
require_once __DIR__ . '/database.php';
try {
$db = getDB();
} catch (Exception $e) {
http_response_code(500);
echo json_encode(['error' => 'Database connection failed: ' . $e->getMessage()]);
exit;
}
$method = $_SERVER['REQUEST_METHOD'];
$action = $_GET['action'] ?? '';
try {
switch ($action) {
// ===== PRODUCTS =====
case 'search_barcode':
searchBarcode($db);
break;
case 'lookup_barcode':
lookupBarcode();
break;
case 'product_save':
saveProduct($db);
break;
case 'product_get':
getProduct($db);
break;
case 'product_delete':
deleteProduct($db);
break;
case 'products_list':
listProducts($db);
break;
case 'products_search':
searchProducts($db);
break;
// ===== INVENTORY =====
case 'inventory_list':
listInventory($db);
break;
case 'inventory_add':
addToInventory($db);
break;
case 'inventory_use':
useFromInventory($db);
break;
case 'inventory_update':
updateInventory($db);
break;
case 'inventory_delete':
deleteInventory($db);
break;
case 'inventory_summary':
inventorySummary($db);
break;
// ===== TRANSACTIONS =====
case 'transactions_list':
listTransactions($db);
break;
// ===== STATS =====
case 'stats':
getStats($db);
break;
// ===== AI =====
case 'gemini_expiry':
geminiReadExpiry();
break;
case 'generate_recipe':
generateRecipe($db);
break;
case 'gemini_identify':
geminiIdentifyProduct();
break;
case 'gemini_chat':
geminiChat($db);
break;
// ===== BRING! SHOPPING LIST =====
case 'bring_list':
bringGetList();
break;
case 'bring_add':
bringAddItems();
break;
case 'bring_remove':
bringRemoveItem();
break;
case 'bring_clean_specs':
bringCleanSpecs();
break;
case 'bring_suggest':
bringSuggestItems($db);
break;
case 'save_settings':
saveSettings();
break;
case 'get_settings':
getServerSettings();
break;
case 'client_log':
clientLog();
break;
case 'get_client_log':
getClientLog();
break;
// ===== SPESA ONLINE =====
case 'dupliclick_login':
dupliclickLogin();
break;
case 'dupliclick_search':
dupliclickSearch();
break;
case 'dupliclick_status':
$tokenFile = __DIR__ . '/../data/dupliclick_token.json';
if (file_exists($tokenFile)) {
$td = json_decode(file_get_contents($tokenFile), true);
echo json_encode(['logged_in' => !empty($td['token']), 'email' => $td['email'] ?? '']);
} else {
echo json_encode(['logged_in' => false]);
}
break;
// ===== SHARED APP DATA =====
case 'app_settings_get':
appSettingsGet($db);
break;
case 'app_settings_save':
appSettingsSave($db);
break;
case 'recipes_list':
recipesList($db);
break;
case 'recipes_save':
recipesSave($db);
break;
case 'recipes_delete':
recipesDelete($db);
break;
case 'chat_list':
chatList($db);
break;
case 'chat_save':
chatSave($db);
break;
case 'chat_clear':
chatClear($db);
break;
default:
http_response_code(404);
echo json_encode(['error' => 'Unknown action: ' . $action]);
}
} catch (Exception $e) {
http_response_code(500);
echo json_encode(['error' => $e->getMessage()]);
}
// ===== CLIENT LOG =====
function clientLog(): void {
$input = json_decode(file_get_contents('php://input'), true);
$logFile = __DIR__ . '/../data/client_debug.log';
$ua = $_SERVER['HTTP_USER_AGENT'] ?? 'unknown';
// Identify device from UA
$device = 'unknown';
if (preg_match('/tablet|ipad|playbook|silk/i', $ua)) $device = 'tablet';
elseif (preg_match('/mobile|android|iphone/i', $ua)) $device = 'phone';
else $device = 'desktop';
$ts = date('Y-m-d H:i:s');
$msgs = $input['messages'] ?? [];
$lines = [];
foreach ($msgs as $m) {
$lines[] = "[$ts] [$device] $m";
}
if ($lines) {
// Keep log under 100KB — truncate oldest if needed
if (file_exists($logFile) && filesize($logFile) > 100000) {
$existing = file($logFile);
$existing = array_slice($existing, -200);
file_put_contents($logFile, implode('', $existing));
}
file_put_contents($logFile, implode("\n", $lines) . "\n", FILE_APPEND | LOCK_EX);
}
echo json_encode(['ok' => true]);
}
function getClientLog(): void {
$logFile = __DIR__ . '/../data/client_debug.log';
$lines = 100;
if (isset($_GET['lines'])) $lines = min(500, max(1, (int)$_GET['lines']));
if (!file_exists($logFile)) {
echo json_encode(['log' => '(empty)', 'lines' => 0]);
return;
}
$all = file($logFile);
$tail = array_slice($all, -$lines);
echo json_encode(['log' => implode('', $tail), 'lines' => count($tail), 'total' => count($all)]);
}
// ===== PRODUCT FUNCTIONS =====
function searchBarcode(PDO $db): void {
$barcode = $_GET['barcode'] ?? '';
if (empty($barcode)) {
echo json_encode(['found' => false]);
return;
}
$stmt = $db->prepare("SELECT * FROM products WHERE barcode = ?");
$stmt->execute([$barcode]);
$product = $stmt->fetch();
if ($product) {
echo json_encode(['found' => true, 'product' => $product]);
} else {
echo json_encode(['found' => false]);
}
}
function lookupBarcode(): void {
$barcode = $_GET['barcode'] ?? '';
if (empty($barcode)) {
echo json_encode(['found' => false, 'error' => 'No barcode provided']);
return;
}
// Try Open Food Facts API (Italian version first for better localized data)
$url = "https://world.openfoodfacts.org/api/v2/product/{$barcode}.json?fields=product_name,product_name_it,generic_name,generic_name_it,brands,categories_tags,categories_hierarchy,categories,image_front_small_url,image_url,quantity,nutriscore_grade,ingredients_text_it,ingredients_text,allergens_tags,conservation_conditions_it,conservation_conditions,origins_it,origins,manufacturing_places,nova_group,ecoscore_grade,labels,stores&lc=it";
$ctx = stream_context_create([
'http' => [
'timeout' => 10,
'header' => "User-Agent: DispensaManager/1.0\r\n"
]
]);
$response = @file_get_contents($url, false, $ctx);
if ($response === false) {
echo json_encode(['found' => false, 'source' => 'openfoodfacts', 'error' => 'API request failed']);
return;
}
$data = json_decode($response, true);
if (isset($data['status']) && $data['status'] === 1 && !empty($data['product'])) {
$p = $data['product'];
// Prefer Italian name, fall back to generic
// Also request localized name via abbreviated_product_name
$name = '';
if (!empty($p['product_name_it'])) {
$name = $p['product_name_it'];
} elseif (!empty($p['generic_name_it'])) {
$name = $p['generic_name_it'];
} elseif (!empty($p['product_name'])) {
$name = $p['product_name'];
} elseif (!empty($p['generic_name'])) {
$name = $p['generic_name'];
}
// If the name looks like it's in a non-Latin script (Arabic, Chinese, Thai, etc.)
// try to use a fallback from brands + generic category
if (!empty($name) && preg_match('/[\x{0600}-\x{06FF}\x{0E00}-\x{0E7F}\x{4E00}-\x{9FFF}\x{3040}-\x{30FF}\x{AC00}-\x{D7AF}\x{0400}-\x{04FF}]/u', $name)) {
// Try other name fields that might be in Latin script
$latinName = '';
foreach (['generic_name_it', 'generic_name', 'product_name_it', 'product_name'] as $field) {
if (!empty($p[$field]) && !preg_match('/[\x{0600}-\x{06FF}\x{0E00}-\x{0E7F}\x{4E00}-\x{9FFF}\x{3040}-\x{30FF}\x{AC00}-\x{D7AF}\x{0400}-\x{04FF}]/u', $p[$field])) {
$latinName = $p[$field];
break;
}
}
// If still no Latin name, construct from brand + category
if (empty($latinName)) {
$brand = $p['brands'] ?? '';
$latinName = !empty($brand) ? $brand : 'Prodotto sconosciuto';
}
$name = $latinName;
}
// Get Italian ingredients, fall back to generic
$ingredients = '';
if (!empty($p['ingredients_text_it'])) {
$ingredients = $p['ingredients_text_it'];
} elseif (!empty($p['ingredients_text'])) {
$ingredients = $p['ingredients_text'];
}
// Category: prefer Italian categories_tags, fallback
$category = '';
if (!empty($p['categories_tags'])) {
// Try to find an Italian-friendly category
$category = $p['categories_tags'][0] ?? '';
} elseif (!empty($p['categories_hierarchy'])) {
$category = end($p['categories_hierarchy']);
} elseif (!empty($p['categories'])) {
$category = $p['categories'];
}
// Allergens
$allergens = '';
if (!empty($p['allergens_tags'])) {
$allergens = implode(', ', array_map(function($a) {
return str_replace('en:', '', $a);
}, $p['allergens_tags']));
}
// Conservation / storage
$conservation = $p['conservation_conditions_it'] ?? $p['conservation_conditions'] ?? '';
// Origin
$origin = $p['origins_it'] ?? $p['origins'] ?? $p['manufacturing_places'] ?? '';
$result = [
'found' => true,
'source' => 'openfoodfacts',
'product' => [
'name' => $name,
'brand' => $p['brands'] ?? '',
'category' => $category,
'image_url' => $p['image_front_small_url'] ?? $p['image_url'] ?? '',
'quantity_info' => $p['quantity'] ?? '',
'nutriscore' => $p['nutriscore_grade'] ?? '',
'ingredients' => $ingredients,
'allergens' => $allergens,
'conservation' => $conservation,
'origin' => $origin,
'nova_group' => $p['nova_group'] ?? '',
'ecoscore' => $p['ecoscore_grade'] ?? '',
'labels' => $p['labels'] ?? '',
'stores' => $p['stores'] ?? '',
]
];
echo json_encode($result);
} else {
// Try UPC Item DB as fallback
$url2 = "https://api.upcitemdb.com/prod/trial/lookup?upc={$barcode}";
$ctx2 = stream_context_create([
'http' => [
'timeout' => 10,
'header' => "User-Agent: DispensaManager/1.0\r\n"
]
]);
$response2 = @file_get_contents($url2, false, $ctx2);
if ($response2 !== false) {
$data2 = json_decode($response2, true);
if (!empty($data2['items'][0])) {
$item = $data2['items'][0];
echo json_encode([
'found' => true,
'source' => 'upcitemdb',
'product' => [
'name' => $item['title'] ?? '',
'brand' => $item['brand'] ?? '',
'category' => $item['category'] ?? '',
'image_url' => $item['images'][0] ?? '',
]
]);
return;
}
}
echo json_encode(['found' => false, 'source' => 'openfoodfacts']);
}
}
function saveProduct(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
if (!$input || empty($input['name'])) {
http_response_code(400);
echo json_encode(['error' => 'Product name is required']);
return;
}
if (!empty($input['id'])) {
// Update existing
$stmt = $db->prepare("
UPDATE products SET name=?, brand=?, category=?, image_url=?, unit=?,
default_quantity=?, notes=?, barcode=?, package_unit=?, updated_at=CURRENT_TIMESTAMP
WHERE id=?
");
$stmt->execute([
$input['name'], $input['brand'] ?? '', $input['category'] ?? '',
$input['image_url'] ?? '', $input['unit'] ?? 'pz',
$input['default_quantity'] ?? 1, $input['notes'] ?? '',
$input['barcode'] ?? null, $input['package_unit'] ?? '', $input['id']
]);
echo json_encode(['success' => true, 'id' => $input['id']]);
} else {
// Insert new
$stmt = $db->prepare("
INSERT INTO products (barcode, name, brand, category, image_url, unit, default_quantity, notes, package_unit)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
");
$barcode = !empty($input['barcode']) ? $input['barcode'] : null;
$stmt->execute([
$barcode, $input['name'], $input['brand'] ?? '',
$input['category'] ?? '', $input['image_url'] ?? '',
$input['unit'] ?? 'pz', $input['default_quantity'] ?? 1,
$input['notes'] ?? '', $input['package_unit'] ?? ''
]);
echo json_encode(['success' => true, 'id' => $db->lastInsertId()]);
}
}
function getProduct(PDO $db): void {
$id = $_GET['id'] ?? 0;
$stmt = $db->prepare("SELECT * FROM products WHERE id = ?");
$stmt->execute([$id]);
$product = $stmt->fetch();
if ($product) {
echo json_encode(['success' => true, 'product' => $product]);
} else {
http_response_code(404);
echo json_encode(['error' => 'Product not found']);
}
}
function deleteProduct(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$id = $input['id'] ?? 0;
$stmt = $db->prepare("DELETE FROM products WHERE id = ?");
$stmt->execute([$id]);
echo json_encode(['success' => true]);
}
function listProducts(PDO $db): void {
$stmt = $db->query("SELECT * FROM products ORDER BY name ASC");
echo json_encode(['products' => $stmt->fetchAll()]);
}
function searchProducts(PDO $db): void {
$q = $_GET['q'] ?? '';
$stmt = $db->prepare("SELECT * FROM products WHERE name LIKE ? OR brand LIKE ? OR barcode LIKE ? ORDER BY name ASC LIMIT 20");
$like = "%{$q}%";
$stmt->execute([$like, $like, $like]);
echo json_encode(['products' => $stmt->fetchAll()]);
}
// ===== INVENTORY FUNCTIONS =====
function listInventory(PDO $db): void {
$location = $_GET['location'] ?? '';
$query = "
SELECT i.*, p.name, p.brand, p.category, p.image_url, p.unit, p.barcode, p.default_quantity, p.package_unit,
COALESCE(i.vacuum_sealed, 0) as vacuum_sealed
FROM inventory i
JOIN products p ON i.product_id = p.id
";
$params = [];
if (!empty($location)) {
$query .= " WHERE i.location = ?";
$params[] = $location;
}
$query .= " ORDER BY p.name ASC";
$stmt = $db->prepare($query);
$stmt->execute($params);
echo json_encode(['inventory' => $stmt->fetchAll()]);
}
function addToInventory(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$productId = $input['product_id'] ?? 0;
$quantity = $input['quantity'] ?? 1;
$location = $input['location'] ?? 'dispensa';
$expiry = $input['expiry_date'] ?? null;
$unit = $input['unit'] ?? null;
if (!$productId) {
http_response_code(400);
echo json_encode(['error' => 'Product ID required']);
return;
}
// If a different unit was specified, update the product's unit
if ($unit) {
$stmt = $db->prepare("UPDATE products SET unit = ?, default_quantity = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$unit, $quantity, $productId]);
} else {
// Auto-set default_quantity if product has none (first add sets package size)
$stmt = $db->prepare("SELECT default_quantity, unit FROM products WHERE id = ?");
$stmt->execute([$productId]);
$prod = $stmt->fetch();
if ($prod && (float)($prod['default_quantity'] ?? 0) == 0 && !in_array($prod['unit'], ['pz', 'conf'])) {
$stmt = $db->prepare("UPDATE products SET default_quantity = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$quantity, $productId]);
}
}
// Update package info if conf
$packageUnit = $input['package_unit'] ?? null;
$packageSize = $input['package_size'] ?? null;
if ($packageUnit !== null) {
$stmt = $db->prepare("UPDATE products SET package_unit = ?, default_quantity = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$packageUnit, $packageSize ?: 0, $productId]);
}
$vacuumSealed = (int)($input['vacuum_sealed'] ?? 0);
// Check if product already exists in this location
$stmt = $db->prepare("SELECT id, quantity FROM inventory WHERE product_id = ? AND location = ?");
$stmt->execute([$productId, $location]);
$existing = $stmt->fetch();
if ($existing) {
// Update quantity
$newQty = $existing['quantity'] + $quantity;
$stmt = $db->prepare("UPDATE inventory SET quantity = ?, expiry_date = COALESCE(?, expiry_date), vacuum_sealed = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$newQty, $expiry, $vacuumSealed, $existing['id']]);
} else {
$newQty = $quantity;
// Insert new inventory entry
$stmt = $db->prepare("INSERT INTO inventory (product_id, location, quantity, expiry_date, vacuum_sealed) VALUES (?, ?, ?, ?, ?)");
$stmt->execute([$productId, $location, $quantity, $expiry, $vacuumSealed]);
}
// Get total across all locations
$stmt = $db->prepare("SELECT SUM(quantity) FROM inventory WHERE product_id = ? AND quantity > 0");
$stmt->execute([$productId]);
$totalQty = (float)($stmt->fetchColumn() ?: $newQty);
// Get product unit info for display
$stmt = $db->prepare("SELECT unit, default_quantity, package_unit FROM products WHERE id = ?");
$stmt->execute([$productId]);
$prodInfo = $stmt->fetch();
// Log transaction
$stmt = $db->prepare("INSERT INTO transactions (product_id, type, quantity, location) VALUES (?, 'in', ?, ?)");
$stmt->execute([$productId, $quantity, $location]);
// Auto-remove from Bring! if product is on the shopping list
$removedFromBring = false;
try {
$stmt = $db->prepare("SELECT name FROM products WHERE id = ?");
$stmt->execute([$productId]);
$prodName = $stmt->fetchColumn();
if ($prodName) {
$auth = bringAuth();
if ($auth) {
$listUUID = $auth['bringListUUID'];
$bringKey = italianToBring($prodName);
$listData = bringRequest('GET', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}");
if ($listData && isset($listData['purchase'])) {
foreach ($listData['purchase'] as $item) {
if (strcasecmp($item['name'] ?? '', $bringKey) === 0) {
$body = http_build_query(['uuid' => $listUUID, 'remove' => $bringKey]);
bringRequest('PUT', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}", $body);
$removedFromBring = true;
break;
}
}
}
}
}
} catch (Exception $e) {
// Silently fail
}
echo json_encode([
'success' => true,
'new_qty' => $newQty,
'total_qty' => $totalQty,
'unit' => $prodInfo['unit'] ?? 'pz',
'default_quantity' => (float)($prodInfo['default_quantity'] ?? 0),
'package_unit' => $prodInfo['package_unit'] ?? null,
'removed_from_bring' => $removedFromBring,
]);
}
function useFromInventory(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$productId = $input['product_id'] ?? 0;
$quantity = $input['quantity'] ?? 0;
$useAll = $input['use_all'] ?? false;
$location = $input['location'] ?? 'dispensa';
$notes = $input['notes'] ?? '';
if (!$productId) {
http_response_code(400);
echo json_encode(['error' => 'Product ID required']);
return;
}
// Handle "throw all from all locations"
if ($useAll && $location === '__all__') {
$stmt = $db->prepare("SELECT id, quantity, location FROM inventory WHERE product_id = ? AND quantity > 0");
$stmt->execute([$productId]);
$allItems = $stmt->fetchAll();
$totalRemoved = 0;
foreach ($allItems as $item) {
$totalRemoved += $item['quantity'];
$stmt = $db->prepare("DELETE FROM inventory WHERE id = ?");
$stmt->execute([$item['id']]);
$type = ($notes === 'Buttato') ? 'waste' : 'out';
$stmt = $db->prepare("INSERT INTO transactions (product_id, type, quantity, location, notes) VALUES (?, ?, ?, ?, ?)");
$stmt->execute([$productId, $type, $item['quantity'], $item['location'], $notes]);
}
echo json_encode(['success' => true, 'remaining' => 0, 'removed' => $totalRemoved]);
return;
}
$stmt = $db->prepare("SELECT id, quantity FROM inventory WHERE product_id = ? AND location = ? AND quantity > 0 ORDER BY (quantity != CAST(CAST(quantity AS INTEGER) AS REAL)) DESC, quantity ASC");
$stmt->execute([$productId, $location]);
$existing = $stmt->fetch();
if (!$existing) {
http_response_code(404);
echo json_encode(['error' => 'Product not found in inventory at this location']);
return;
}
if ($useAll) {
$quantity = $existing['quantity'];
}
// Auto-split conf products: separate whole confs from opened (fractional) part
$openedId = null;
$stmt2 = $db->prepare("SELECT unit, default_quantity, package_unit FROM products WHERE id = ?");
$stmt2->execute([$productId]);
$prodInfo = $stmt2->fetch();
if ($prodInfo && $prodInfo['unit'] === 'conf' && $prodInfo['default_quantity'] > 0 && !$useAll) {
$totalQty = (float)$existing['quantity'];
$wholeConfs = floor($totalQty + 0.001);
$fraction = round($totalQty - $wholeConfs, 6);
// Has both whole and fractional, and we're using less than or equal to the fractional part
if ($wholeConfs >= 1 && $fraction > 0.001 && $quantity <= $fraction + 0.001) {
// Split: keep whole confs in original row, create new row for opened part
$stmt3 = $db->prepare("UPDATE inventory SET quantity = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt3->execute([$wholeConfs, $existing['id']]);
// Get expiry and vacuum_sealed from original row
$stmt3 = $db->prepare("SELECT expiry_date, vacuum_sealed FROM inventory WHERE id = ?");
$stmt3->execute([$existing['id']]);
$origRow = $stmt3->fetch();
$newFraction = round($fraction - $quantity, 6);
if ($newFraction > 0.001) {
$stmt3 = $db->prepare("INSERT INTO inventory (product_id, location, quantity, expiry_date, vacuum_sealed) VALUES (?, ?, ?, ?, ?)");
$stmt3->execute([$productId, $location, $newFraction, $origRow['expiry_date'], $origRow['vacuum_sealed'] ?? 0]);
$openedId = (int)$db->lastInsertId();
}
// Log transaction
$type = ($notes === 'Buttato') ? 'waste' : 'out';
$stmt3 = $db->prepare("INSERT INTO transactions (product_id, type, quantity, location, notes) VALUES (?, ?, ?, ?, ?)");
$stmt3->execute([$productId, $type, $quantity, $location, $notes]);
$remaining = $newFraction > 0.001 ? $newFraction : 0;
// Skip the normal flow — jump to Bring! check and response
goto afterDeduct;
}
}
$newQty = max(0, $existing['quantity'] - $quantity);
if ($newQty <= 0) {
$stmt = $db->prepare("DELETE FROM inventory WHERE id = ?");
$stmt->execute([$existing['id']]);
} else {
$stmt = $db->prepare("UPDATE inventory SET quantity = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$newQty, $existing['id']]);
}
// Log transaction
$type = ($notes === 'Buttato') ? 'waste' : 'out';
$stmt = $db->prepare("INSERT INTO transactions (product_id, type, quantity, location, notes) VALUES (?, ?, ?, ?, ?)");
$stmt->execute([$productId, $type, $quantity, $location, $notes]);
$remaining = $newQty;
// Check if opened part remains (for non-split path)
if ($remaining > 0 && $prodInfo && $prodInfo['unit'] === 'conf') {
$w = floor($remaining + 0.001);
$f = round($remaining - $w, 6);
if ($f > 0.001) {
$openedId = (int)$existing['id'];
}
}
afterDeduct:
// Auto-add to Bring! if product is completely finished (no inventory left anywhere)
$addedToBring = false;
if ($remaining <= 0) {
$stmt = $db->prepare("SELECT SUM(quantity) as total FROM inventory WHERE product_id = ? AND quantity > 0");
$stmt->execute([$productId]);
$totalLeft = (float)($stmt->fetchColumn() ?: 0);
if ($totalLeft <= 0) {
// Get product name and brand for Bring!
$stmt = $db->prepare("SELECT name, brand FROM products WHERE id = ?");
$stmt->execute([$productId]);
$product = $stmt->fetch();
if ($product) {
try {
$auth = bringAuth();
if ($auth) {
$listUUID = $auth['bringListUUID'];
$bringName = italianToBring($product['name']);
// Check if already on the Bring! list
$alreadyOnList = false;
$listData = bringRequest('GET', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}");
if ($listData && isset($listData['purchase'])) {
foreach ($listData['purchase'] as $existingItem) {
if (strcasecmp($existingItem['name'] ?? '', $bringName) === 0) {
$alreadyOnList = true;
break;
}
}
}
if ($alreadyOnList) {
// Already on the list, skip adding
$addedToBring = false;
} else {
$body = http_build_query([
'uuid' => $listUUID,
'purchase' => $bringName,
'specification' => '',
]);
$result = bringRequest('PUT', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}", $body);
$addedToBring = ($result !== null);
// Log Bring! addition
if ($addedToBring) {
$logStmt = $db->prepare("INSERT INTO transactions (product_id, type, quantity, location, notes) VALUES (?, 'bring', 0, '', 'Auto-aggiunto a Bring!')");
$logStmt->execute([$productId]);
}
} // end else (not already on list)
}
} catch (Exception $e) {
// Silently fail — don't block inventory operation
}
}
}
}
$response = ['success' => true, 'remaining' => $remaining, 'added_to_bring' => $addedToBring];
if ($openedId) $response['opened_id'] = $openedId;
echo json_encode($response);
}
function updateInventory(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$id = $input['id'] ?? 0;
$fields = [];
$params = [];
if (isset($input['quantity'])) { $fields[] = "quantity = ?"; $params[] = $input['quantity']; }
if (isset($input['location'])) { $fields[] = "location = ?"; $params[] = $input['location']; }
if (isset($input['expiry_date'])) { $fields[] = "expiry_date = ?"; $params[] = $input['expiry_date']; }
if (isset($input['vacuum_sealed'])) { $fields[] = "vacuum_sealed = ?"; $params[] = (int)$input['vacuum_sealed']; }
$fields[] = "updated_at = CURRENT_TIMESTAMP";
$params[] = $id;
$stmt = $db->prepare("UPDATE inventory SET " . implode(', ', $fields) . " WHERE id = ?");
$stmt->execute($params);
// Update unit on the product if provided
if (isset($input['unit']) && isset($input['product_id'])) {
$stmt = $db->prepare("UPDATE products SET unit = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$input['unit'], $input['product_id']]);
}
// Update package info if provided
if (isset($input['package_unit']) && isset($input['product_id'])) {
$stmt = $db->prepare("UPDATE products SET package_unit = ?, default_quantity = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?");
$stmt->execute([$input['package_unit'], $input['package_size'] ?? 0, $input['product_id']]);
}
echo json_encode(['success' => true]);
}
function deleteInventory(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$id = $input['id'] ?? 0;
$stmt = $db->prepare("DELETE FROM inventory WHERE id = ?");
$stmt->execute([$id]);
echo json_encode(['success' => true]);
}
function inventorySummary(PDO $db): void {
$stmt = $db->query("
SELECT i.location, COUNT(DISTINCT i.product_id) as product_count,
SUM(i.quantity) as total_items
FROM inventory i
GROUP BY i.location
");
echo json_encode(['summary' => $stmt->fetchAll()]);
}
// ===== TRANSACTION FUNCTIONS =====
function listTransactions(PDO $db): void {
$limit = (int)($_GET['limit'] ?? 50);
$offset = (int)($_GET['offset'] ?? 0);
$productId = $_GET['product_id'] ?? '';
$query = "
SELECT t.*, p.name, p.brand, p.unit
FROM transactions t
JOIN products p ON t.product_id = p.id
";
$params = [];
if (!empty($productId)) {
$query .= " WHERE t.product_id = ?";
$params[] = $productId;
}
$query .= " ORDER BY t.created_at DESC LIMIT ? OFFSET ?";
$params[] = $limit;
$params[] = $offset;
$stmt = $db->prepare($query);
$stmt->execute($params);
echo json_encode(['transactions' => $stmt->fetchAll()]);
}
// ===== STATS =====
function getStats(PDO $db): void {
$totalProducts = $db->query("SELECT COUNT(*) FROM products")->fetchColumn();
$totalItems = $db->query("SELECT COALESCE(SUM(quantity), 0) FROM inventory")->fetchColumn();
$locations = $db->query("SELECT COUNT(DISTINCT location) FROM inventory")->fetchColumn();
$recentIn = $db->query("SELECT COUNT(*) FROM transactions WHERE type='in' AND created_at >= datetime('now', '-7 days')")->fetchColumn();
$recentOut = $db->query("SELECT COUNT(*) FROM transactions WHERE type='out' AND created_at >= datetime('now', '-7 days')")->fetchColumn();
// Expiring soonest (next 4 items to expire)
$expiring = $db->query("
SELECT i.*, p.name, p.brand, p.category, p.unit, p.default_quantity, p.package_unit,
COALESCE(i.vacuum_sealed, 0) as vacuum_sealed
FROM inventory i JOIN products p ON i.product_id = p.id
WHERE i.expiry_date IS NOT NULL AND i.expiry_date >= date('now') AND i.quantity > 0
ORDER BY i.expiry_date ASC
LIMIT 4
")->fetchAll();
// Expired
$expired = $db->query("
SELECT i.*, p.name, p.brand, p.category, p.unit, p.default_quantity, p.package_unit,
COALESCE(i.vacuum_sealed, 0) as vacuum_sealed
FROM inventory i JOIN products p ON i.product_id = p.id
WHERE i.expiry_date IS NOT NULL AND i.expiry_date < date('now')
ORDER BY i.expiry_date ASC
")->fetchAll();
// Opened (partially used items with known package capacity)
$opened = $db->query("
SELECT i.*, p.name, p.brand, p.category, p.unit, p.default_quantity, p.package_unit, p.image_url,
COALESCE(i.vacuum_sealed, 0) as vacuum_sealed
FROM inventory i JOIN products p ON i.product_id = p.id
WHERE i.quantity > 0 AND p.default_quantity > 0
AND (
-- conf products with fractional quantity
(p.unit = 'conf' AND p.package_unit IS NOT NULL
AND CAST(i.quantity AS REAL) != CAST(CAST(i.quantity AS INTEGER) AS REAL))
OR
-- non-conf products where quantity is not a clean multiple of package size (>2% tolerance)
(p.unit != 'conf'
AND ABS(i.quantity - ROUND(CAST(i.quantity AS REAL) / p.default_quantity) * p.default_quantity) > (p.default_quantity * 0.02))
)
ORDER BY i.updated_at DESC
")->fetchAll();
// Waste vs consumption stats (last 30 days)
$wasteStats = $db->query("
SELECT type, COUNT(*) as count
FROM transactions
WHERE type IN ('out', 'waste') AND created_at >= datetime('now', '-30 days')
GROUP BY type
")->fetchAll();
$used30 = 0; $wasted30 = 0;
foreach ($wasteStats as $ws) {
if ($ws['type'] === 'out') $used30 = (int)$ws['count'];
if ($ws['type'] === 'waste') $wasted30 = (int)$ws['count'];
}
echo json_encode([
'total_products' => (int)$totalProducts,
'total_items' => (float)$totalItems,
'locations' => (int)$locations,
'recent_in' => (int)$recentIn,
'recent_out' => (int)$recentOut,
'expiring_soon' => $expiring,
'expired' => $expired,
'opened' => $opened,
'used_30d' => $used30,
'wasted_30d' => $wasted30,
]);
}
// ===== SETTINGS =====
function getServerSettings(): void {
$envFile = __DIR__ . '/../.env';
$envVars = [];
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0 || strpos($line, '=') === false) continue;
list($key, $val) = explode('=', $line, 2);
$envVars[trim($key)] = trim($val);
}
}
// Return masked versions for security
$geminiKey = $envVars['GEMINI_API_KEY'] ?? '';
$bringEmail = $envVars['BRING_EMAIL'] ?? '';
$bringPassword = $envVars['BRING_PASSWORD'] ?? '';
echo json_encode([
'gemini_key' => $geminiKey,
'gemini_key_set' => !empty($geminiKey),
'bring_email' => $bringEmail,
'bring_password_set' => !empty($bringPassword)
]);
}
function saveSettings(): void {
$input = json_decode(file_get_contents('php://input'), true);
$envFile = __DIR__ . '/../.env';
// Read existing .env content
$envContent = '';
$envVars = [];
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0 || strpos($line, '=') === false) {
continue;
}
list($key, $val) = explode('=', $line, 2);
$envVars[trim($key)] = trim($val);
}
}
// Update values from input — only overwrite if new value is non-empty
if (!empty($input['gemini_key'])) {
$envVars['GEMINI_API_KEY'] = $input['gemini_key'];
}
if (!empty($input['bring_email'])) {
$envVars['BRING_EMAIL'] = $input['bring_email'];
}
if (!empty($input['bring_password'])) {
$envVars['BRING_PASSWORD'] = $input['bring_password'];
}
// Write .env file
$lines = [];
foreach ($envVars as $key => $val) {
$lines[] = "{$key}={$val}";
}
$result = file_put_contents($envFile, implode("\n", $lines) . "\n");
if ($result !== false) {
echo json_encode(['success' => true]);
} else {
echo json_encode(['success' => false, 'error' => 'Could not write .env file']);
}
}
// ===== GEMINI AI FUNCTIONS =====
function geminiReadExpiry(): void {
// Load API key from .env
$envFile = __DIR__ . '/../.env';
$apiKey = '';
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0) continue;
if (strpos($line, '=') !== false) {
list($key, $val) = explode('=', $line, 2);
if (trim($key) === 'GEMINI_API_KEY') {
$apiKey = trim($val);
}
}
}
}
if (empty($apiKey)) {
echo json_encode(['success' => false, 'error' => 'no_api_key']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$imageBase64 = $input['image'] ?? '';
if (empty($imageBase64)) {
echo json_encode(['success' => false, 'error' => 'No image provided']);
return;
}
// Call Gemini API
$url = "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={$apiKey}";
$payload = [
'contents' => [
[
'parts' => [
[
'text' => "Analizza questa immagine di un prodotto alimentare. Cerca la data di scadenza (\"da consumarsi entro\", \"da consumarsi preferibilmente entro\", \"scad.\", \"exp\", \"best before\", \"TMC\", o date stampate).\n\nRispondi SOLO con un JSON nel formato: {\"found\": true, \"date\": \"YYYY-MM-DD\", \"raw_text\": \"testo letto\"}\nSe non trovi una data: {\"found\": false, \"raw_text\": \"testo letto se presente\"}\n\nSe la data ha solo mese e anno (es. 03/2027), usa il primo giorno del mese. Se ha solo giorno e mese (es. 15/04), assumi l'anno corrente o il prossimo se la data è già passata."
],
[
'inline_data' => [
'mime_type' => 'image/jpeg',
'data' => $imageBase64
]
]
]
]
],
'generationConfig' => [
'temperature' => 0.1,
'maxOutputTokens' => 256
]
];
$jsonPayload = json_encode($payload);
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => $jsonPayload,
CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
CURLOPT_RETURNTRANSFER => true,
CURLOPT_TIMEOUT => 30,
]);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($response === false || $httpCode !== 200) {
echo json_encode(['success' => false, 'error' => 'Gemini API error', 'http_code' => $httpCode]);
return;
}
$data = json_decode($response, true);
$text = $data['candidates'][0]['content']['parts'][0]['text'] ?? '';
// Parse the JSON response from Gemini
// Remove potential markdown code block wrapping
$text = preg_replace('/^```json\\s*/i', '', $text);
$text = preg_replace('/\\s*```$/i', '', $text);
$text = trim($text);
$parsed = json_decode($text, true);
if ($parsed && !empty($parsed['found']) && !empty($parsed['date'])) {
// Validate date format
$date = $parsed['date'];
if (preg_match('/^\d{4}-\d{2}-\d{2}$/', $date)) {
echo json_encode(['success' => true, 'expiry_date' => $date, 'raw_text' => $parsed['raw_text'] ?? '']);
return;
}
}
echo json_encode([
'success' => false,
'error' => 'Could not parse expiry date',
'raw_text' => $parsed['raw_text'] ?? $text
]);
}
// ===== GEMINI CHAT =====
function geminiChat(PDO $db): void {
// Load API key
$envFile = __DIR__ . '/../.env';
$apiKey = '';
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0) continue;
if (strpos($line, '=') !== false) {
list($key, $val) = explode('=', $line, 2);
if (trim($key) === 'GEMINI_API_KEY') {
$apiKey = trim($val);
}
}
}
}
if (empty($apiKey)) {
echo json_encode(['success' => false, 'error' => 'no_api_key']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$message = $input['message'] ?? '';
$history = $input['history'] ?? [];
$appliances = $input['appliances'] ?? [];
$dietaryRestrictions = $input['dietary_restrictions'] ?? '';
if (empty($message)) {
echo json_encode(['success' => false, 'error' => 'Messaggio vuoto']);
return;
}
// Fetch inventory context
$stmt = $db->query("
SELECT p.name, p.brand, p.category, i.quantity, p.unit, p.default_quantity, p.package_unit, i.location, i.expiry_date,
CASE WHEN i.expiry_date IS NOT NULL THEN julianday(i.expiry_date) - julianday('now') ELSE 999 END AS days_left
FROM inventory i
JOIN products p ON p.id = i.product_id
WHERE i.quantity > 0
ORDER BY days_left ASC
");
$items = $stmt->fetchAll(PDO::FETCH_ASSOC);
$ingredientLines = [];
foreach ($items as $item) {
$line = "- {$item['name']}";
if ($item['brand']) $line .= " ({$item['brand']})";
$line .= ": {$item['quantity']} {$item['unit']}";
if ($item['unit'] === 'conf' && !empty($item['package_unit']) && $item['default_quantity'] > 0) {
$line .= " (da {$item['default_quantity']} {$item['package_unit']} ciascuna)";
}
if ($item['expiry_date']) {
$daysLeft = intval($item['days_left']);
if ($daysLeft < 0) {
$line .= " [SCADUTO da " . abs($daysLeft) . " giorni]";
} elseif ($daysLeft <= 3) {
$line .= " [SCADE TRA $daysLeft GIORNI]";
} elseif ($daysLeft <= 7) {
$line .= " [scade tra $daysLeft giorni]";
}
}
$line .= " (in {$item['location']})";
$ingredientLines[] = $line;
}
$ingredientsText = implode("\n", $ingredientLines);
$appliancesText = '';
if (!empty($appliances)) {
$appliancesText = "\nElettodomestici disponibili: " . implode(', ', $appliances) . " (più fornelli e forno sempre disponibili).";
}
$dietaryText = '';
if (!empty($dietaryRestrictions)) {
$dietaryText = "\nRestrizioni alimentari dell'utente: {$dietaryRestrictions}. Rispetta SEMPRE queste restrizioni.";
}
$systemPrompt = <<<PROMPT
Sei un assistente cucina italiano esperto, amichevole e conciso. L'utente ha una dispensa e ti chiede consigli su cosa preparare.
CONTESTO - INGREDIENTI DISPONIBILI IN DISPENSA:
{$ingredientsText}
{$appliancesText}{$dietaryText}
REGOLE:
1. Rispondi SEMPRE in italiano, in modo colloquiale e amichevole
2. Usa SOLO gli ingredienti dalla dispensa dell'utente (più acqua, sale, pepe, olio che si presumono sempre disponibili)
3. Dai priorità agli ingredienti in scadenza
4. Sii conciso: non fare liste chilometriche, vai al sodo
5. Se l'utente chiede una ricetta o preparazione, dai istruzioni chiare con quantità
6. Se non ci sono ingredienti adatti per la richiesta, dillo onestamente e suggerisci alternative
7. Puoi suggerire combinazioni creative
8. Quando menzioni quantità, usa le stesse unità di misura della dispensa
9. Ricorda il contesto della conversazione precedente
PROMPT;
// Build conversation for Gemini
$contents = [];
// System instruction as first user+model turn
$contents[] = [
'role' => 'user',
'parts' => [['text' => $systemPrompt]]
];
$contents[] = [
'role' => 'model',
'parts' => [['text' => 'Ciao! Sono il tuo assistente cucina. Conosco tutto quello che hai in dispensa e sono pronto ad aiutarti. Cosa ti va di preparare? 😊']]
];
// Add conversation history
foreach ($history as $msg) {
$role = ($msg['role'] === 'user') ? 'user' : 'model';
$contents[] = [
'role' => $role,
'parts' => [['text' => $msg['text']]]
];
}
// Add current message
$contents[] = [
'role' => 'user',
'parts' => [['text' => $message]]
];
$url = "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={$apiKey}";
$payload = [
'contents' => $contents,
'generationConfig' => [
'temperature' => 0.8,
'maxOutputTokens' => 1500
]
];
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => json_encode($payload),
CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
CURLOPT_RETURNTRANSFER => true,
CURLOPT_TIMEOUT => 60,
]);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($response === false || $httpCode !== 200) {
echo json_encode(['success' => false, 'error' => 'Errore API Gemini', 'http_code' => $httpCode]);
return;
}
$data = json_decode($response, true);
$reply = $data['candidates'][0]['content']['parts'][0]['text'] ?? '';
if (empty($reply)) {
echo json_encode(['success' => false, 'error' => 'Risposta vuota da Gemini']);
return;
}
echo json_encode(['success' => true, 'reply' => $reply]);
}
// ===== RECIPE GENERATION WITH GEMINI =====
function generateRecipe(PDO $db): void {
// Load API key from .env
$envFile = __DIR__ . '/../.env';
$apiKey = '';
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0) continue;
if (strpos($line, '=') !== false) {
list($key, $val) = explode('=', $line, 2);
if (trim($key) === 'GEMINI_API_KEY') {
$apiKey = trim($val);
}
}
}
}
if (empty($apiKey)) {
echo json_encode(['success' => false, 'error' => 'no_api_key']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$mealType = $input['meal'] ?? 'pranzo';
$persons = max(1, intval($input['persons'] ?? 1));
$options = $input['options'] ?? [];
$appliances = $input['appliances'] ?? [];
$dietaryRestrictions = $input['dietary_restrictions'] ?? '';
$todayRecipes = $input['today_recipes'] ?? [];
// Fetch all inventory items with expiry info
$stmt = $db->query("
SELECT p.id AS product_id, p.name, p.brand, p.category, i.quantity, p.unit, p.default_quantity, p.package_unit, i.location, i.expiry_date,
CASE WHEN i.expiry_date IS NOT NULL THEN julianday(i.expiry_date) - julianday('now') ELSE 999 END AS days_left
FROM inventory i
JOIN products p ON p.id = i.product_id
WHERE i.quantity > 0
ORDER BY days_left ASC
");
$items = $stmt->fetchAll(PDO::FETCH_ASSOC);
if (empty($items)) {
echo json_encode(['success' => false, 'error' => 'La dispensa è vuota!']);
return;
}
// Build ingredient list with expiry info
$ingredientLines = [];
foreach ($items as $item) {
$line = "- {$item['name']}";
if ($item['brand']) $line .= " ({$item['brand']})";
$line .= ": {$item['quantity']} {$item['unit']}";
if ($item['unit'] === 'conf' && !empty($item['package_unit']) && $item['default_quantity'] > 0) {
$line .= " (da {$item['default_quantity']} {$item['package_unit']} ciascuna, totale: " . ($item['quantity'] * $item['default_quantity']) . " {$item['package_unit']})";
}
if ($item['expiry_date']) {
$daysLeft = intval($item['days_left']);
if ($daysLeft < 0) {
$line .= " [SCADUTO da " . abs($daysLeft) . " giorni!]";
} elseif ($daysLeft <= 3) {
$line .= " [SCADE TRA $daysLeft GIORNI - PRIORITÀ ALTA!]";
} elseif ($daysLeft <= 7) {
$line .= " [scade tra $daysLeft giorni - priorità media]";
}
}
// Flag fridge items for priority
if (strtolower($item['location']) === 'frigo') {
$line .= " [IN FRIGO - PRIORITÀ]";
}
// Flag opened packages (fractional quantity = already opened)
$qty = floatval($item['quantity']);
if ($qty > 0 && $qty < 1 && $item['unit'] === 'conf') {
$line .= " [CONFEZIONE APERTA - USA PRIMA]";
}
$line .= " (in {$item['location']})";
$ingredientLines[] = $line;
}
$ingredientsText = implode("\n", $ingredientLines);
$mealLabels = [
'colazione' => 'colazione (mattina)',
'pranzo' => 'pranzo (mezzogiorno)',
'cena' => 'cena (sera)'
];
$mealLabel = $mealLabels[$mealType] ?? $mealType;
// Build extra rules from options
$extraRules = [];
$optionLabels = [
'veloce' => 'La ricetta deve essere VELOCE: massimo 15-20 minuti totali di preparazione e cottura.',
'pocafame' => 'L\'utente ha POCA FAME: proponi una porzione leggera, magari uno snack, un\'insalata o qualcosa di semplice e poco abbondante.',
'scadenze' => 'PRIORITÀ SCADENZE: usa ASSOLUTAMENTE per primi gli ingredienti più vicini alla scadenza o già scaduti (se ancora commestibili).',
'salutare' => 'Ricetta EXTRA SALUTARE: prediligi ingredienti integrali, tante verdure, pochi grassi, cotture leggere.',
'comfort' => 'Ricetta COMFORT FOOD: qualcosa di appagante, gustoso e che dia soddisfazione.',
'zerowaste' => 'ZERO SPRECHI: cerca di usare quanti più ingredienti in scadenza possibile, combina anche ingredienti insoliti pur di non sprecare nulla.'
];
foreach ($options as $opt) {
if (isset($optionLabels[$opt])) {
$extraRules[] = $optionLabels[$opt];
}
}
$extraRulesText = '';
if (!empty($extraRules)) {
$extraRulesText = "\n\nPREFERENZE DELL'UTENTE:\n" . implode("\n", $extraRules);
}
// Appliances
$appliancesText = '';
if (!empty($appliances)) {
$appliancesText = "\n\nELETTRODOMESTICI DISPONIBILI:\nL'utente dispone di: " . implode(', ', $appliances) . ".\nPuoi usare SOLO questi elettrodomestici (più fornelli e forno che si presumono sempre disponibili). Non suggerire ricette che richiedano elettrodomestici non elencati.";
}
// Dietary restrictions
$dietaryText = '';
if (!empty($dietaryRestrictions)) {
$dietaryText = "\n\nRESTRIZIONI ALIMENTARI:\n{$dietaryRestrictions}\nRispetta SEMPRE queste restrizioni.";
}
// Today's previous recipes from DB - avoid repetition
$todayText = '';
$today = date('Y-m-d');
$weekAgo = date('Y-m-d', strtotime('-7 days'));
// Get this week's recipes for variety
$weekStmt = $db->prepare("SELECT date, meal, recipe_json FROM recipes WHERE date >= ? ORDER BY date DESC");
$weekStmt->execute([$weekAgo]);
$weekDbRecipes = $weekStmt->fetchAll();
$todayTitles = [];
$weekTitles = [];
foreach ($weekDbRecipes as $tr) {
$rj = json_decode($tr['recipe_json'], true);
if (!empty($rj['title'])) {
$weekTitles[] = $rj['title'];
if ($tr['date'] === $today) {
$todayTitles[] = $rj['title'];
}
}
}
if (!empty($todayRecipes)) {
$todayTitles = array_unique(array_merge($todayTitles, $todayRecipes));
}
$varietyText = '';
if (!empty($todayTitles)) {
$todayList = implode(', ', array_map(function($t) { return '"' . $t . '"'; }, $todayTitles));
$varietyText .= "\n\nRICETTE GIÀ PREPARATE OGGI:\n{$todayList}\nNON proporre una ricetta simile o con lo stesso concetto di quelle già fatte oggi. Varia il tipo di piatto, gli ingredienti principali e lo stile di cucina. Ad esempio se a pranzo c'era una piadina, a cena proponi pasta, riso, zuppa o altro — MAI un'altra piadina o wrap o piatto concettualmente simile.";
}
// Weekly variety: list all recent recipes so AI avoids repetition
$weekOnly = array_diff($weekTitles, $todayTitles);
if (!empty($weekOnly)) {
$weekList = implode(', ', array_map(function($t) { return '"' . $t . '"'; }, array_values($weekOnly)));
$varietyText .= "\n\nRICETTE DEGLI ULTIMI 7 GIORNI:\n{$weekList}\nCerca di variare rispetto a queste ricette recenti: evita piatti troppo simili o con gli stessi ingredienti principali. Alterna pasta, riso, zuppe, carne, pesce, verdure, piatti freddi, ecc.";
}
$prompt = <<<PROMPT
Sei un nutrizionista e chef italiano esperto. Genera UNA ricetta per $mealLabel per $persons persona/e usando PRINCIPALMENTE gli ingredienti disponibili nella dispensa dell'utente.
{$extraRulesText}{$appliancesText}{$dietaryText}{$varietyText}
REGOLE IMPORTANTI:
1. PRIORITÀ ASSOLUTA: usa prima gli ingredienti in scadenza o già scaduti (se ancora utilizzabili)
2. SUGGERIMENTO (non obbligatorio): quando possibile, preferisci ingredienti in FRIGO (contrassegnati [IN FRIGO]) e quelli con CONFEZIONE APERTA (contrassegnati [CONFEZIONE APERTA]) perché si deteriorano più in fretta. Ma se la ricetta migliore usa altri ingredienti, va benissimo.
3. Prediligi una ricetta SANA, EQUILIBRATA e NUTRIENTE
4. Usa SOLO ingredienti dalla lista sotto, più al massimo acqua, sale, pepe e olio che si presumono sempre disponibili
5. Adatta le quantità per $persons persona/e
6. Se non ci sono abbastanza ingredienti per una ricetta completa, suggerisci la migliore combinazione possibile
7. La ricetta deve essere adatta al pasto: $mealLabel
8. IMPORTANTE - QUANTITÀ NUMERICHE: per ogni ingrediente dalla dispensa, il campo "qty_number" DEVE contenere il valore NUMERICO da scalare dall'inventario, espresso nella STESSA unità di misura della dispensa. Esempio: se in dispensa c'è "Farina: 1000 g" e la ricetta richiede 200g, qty_number = 200. Se "Riso: 2 kg" e servono 300g, qty_number = 0.3. Per ingredienti non dalla dispensa, qty_number = 0.
9. GESTIONE SMART QUANTITÀ: NON lasciare rimasugli poco usabili in dispensa. Se un ingrediente ha una quantità piccola (es. 50g di formaggio, 1 uovo, 100ml di latte), preferisci usarlo TUTTO piuttosto che lasciarne una quantità inutilizzabile. Se invece la quantità è abbondante, usa solo il necessario lasciando abbastanza per un altro pasto. Pensa sempre: "quello che resta sarà sufficiente per un altro utilizzo?"
INGREDIENTI DISPONIBILI IN DISPENSA:
$ingredientsText
Rispondi SOLO con un JSON valido in questo formato esatto (senza markdown, senza backtick):
{
"title": "Nome della ricetta",
"meal": "$mealType",
"persons": $persons,
"prep_time": "tempo preparazione (es. 15 min)",
"cook_time": "tempo cottura (es. 20 min)",
"tags": ["sano", "veloce", "..."],
"expiry_note": "Nota sugli ingredienti in scadenza usati (o stringa vuota)",
"ingredients": [
{"name": "nome ingrediente", "qty": "quantità leggibile (es: 200 g)", "qty_number": 200, "from_pantry": true},
{"name": "sale", "qty": "q.b.", "qty_number": 0, "from_pantry": false}
],
"steps": [
"Passo 1: descrizione dettagliata",
"Passo 2: descrizione dettagliata"
],
"nutrition_note": "Breve nota nutrizionale sulla ricetta"
}
PROMPT;
$url = "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={$apiKey}";
$payload = [
'contents' => [
[
'parts' => [
['text' => $prompt]
]
]
],
'generationConfig' => [
'temperature' => 0.7,
'maxOutputTokens' => 2048
]
];
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => json_encode($payload),
CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
CURLOPT_RETURNTRANSFER => true,
CURLOPT_TIMEOUT => 60,
]);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($response === false || $httpCode !== 200) {
echo json_encode(['success' => false, 'error' => 'Errore API Gemini', 'http_code' => $httpCode]);
return;
}
$data = json_decode($response, true);
$text = $data['candidates'][0]['content']['parts'][0]['text'] ?? '';
// Clean markdown wrapping
$text = preg_replace('/^```json\\s*/i', '', $text);
$text = preg_replace('/\\s*```$/i', '', $text);
$text = trim($text);
$recipe = json_decode($text, true);
if ($recipe && !empty($recipe['title'])) {
// Enrich from_pantry ingredients with product_id and location for "use" feature
if (!empty($recipe['ingredients'])) {
foreach ($recipe['ingredients'] as &$ing) {
if (!empty($ing['from_pantry'])) {
$ingNameLower = mb_strtolower(trim($ing['name']), 'UTF-8');
$bestMatch = null;
$bestScore = 0;
foreach ($items as $item) {
$itemNameLower = mb_strtolower(trim($item['name']), 'UTF-8');
$score = 0;
// Exact match
if ($ingNameLower === $itemNameLower) {
$score = 100;
}
// Ingredient name contained in product name
elseif (mb_strpos($itemNameLower, $ingNameLower) !== false) {
$score = 80;
}
// Product name contained in ingredient name
elseif (mb_strpos($ingNameLower, $itemNameLower) !== false) {
$score = 70;
}
// Word-level matching: check if key words overlap
else {
$ingWords = preg_split('/\s+/', $ingNameLower);
$itemWords = preg_split('/\s+/', $itemNameLower);
$common = array_intersect($ingWords, $itemWords);
if (count($common) > 0) {
$score = (count($common) / max(count($ingWords), 1)) * 60;
}
}
if ($score > $bestScore) {
$bestScore = $score;
$bestMatch = $item;
}
}
// Only match if score is reasonable (> 30)
if ($bestMatch && $bestScore > 30) {
$ing['product_id'] = (int)$bestMatch['product_id'];
$ing['location'] = $bestMatch['location'];
$ing['inventory_unit'] = $bestMatch['unit'];
$ing['inventory_qty'] = (float)$bestMatch['quantity'];
$ing['default_quantity'] = (float)($bestMatch['default_quantity'] ?? 0);
$ing['package_unit'] = $bestMatch['package_unit'] ?? '';
$ing['available_qty'] = $bestMatch['quantity'] . ' ' . $bestMatch['unit'];
if (!empty($bestMatch['brand'])) {
$ing['brand'] = $bestMatch['brand'];
}
if (!empty($bestMatch['expiry_date'])) {
$ing['expiry_date'] = $bestMatch['expiry_date'];
}
// === FIX qty_number: validate and convert units ===
$qtyNum = (float)($ing['qty_number'] ?? 0);
$invUnit = $bestMatch['unit'] ?? 'pz';
$invQty = (float)$bestMatch['quantity'];
if ($qtyNum > 0) {
// Parse the recipe qty string to detect what unit Gemini intended
$recipeQty = $ing['qty'] ?? '';
$recipeUnit = '';
$recipeVal = 0;
if (preg_match('/(\d+[.,]?\d*)\s*(g|gr|gramm|kg|ml|l|litri|cl|pz|pezz|conf)/i', $recipeQty, $qm)) {
$recipeVal = (float)str_replace(',', '.', $qm[1]);
$ru = strtolower($qm[2]);
if (strpos($ru, 'g') === 0) $recipeUnit = 'g';
elseif ($ru === 'kg') $recipeUnit = 'kg';
elseif ($ru === 'ml') $recipeUnit = 'ml';
elseif ($ru === 'cl') $recipeUnit = 'ml'; // cl→ml
elseif ($ru === 'l' || strpos($ru, 'litr') === 0) $recipeUnit = 'l';
elseif (strpos($ru, 'pz') === 0 || strpos($ru, 'pezz') === 0) $recipeUnit = 'pz';
elseif (strpos($ru, 'conf') === 0) $recipeUnit = 'conf';
}
// Convert qty_number to inventory unit if mismatch detected
if ($recipeUnit && $recipeUnit !== $invUnit) {
// Weight conversions
if ($recipeUnit === 'g' && $invUnit === 'kg') {
$qtyNum = $recipeVal / 1000;
} elseif ($recipeUnit === 'kg' && $invUnit === 'g') {
$qtyNum = $recipeVal * 1000;
// Volume conversions
} elseif ($recipeUnit === 'ml' && $invUnit === 'l') {
$qtyNum = $recipeVal / 1000;
} elseif ($recipeUnit === 'l' && $invUnit === 'ml') {
$qtyNum = $recipeVal * 1000;
// g/kg/ml/l → pz (approximate to nearest piece)
} elseif ($invUnit === 'pz' || $invUnit === 'conf') {
$defQty = (float)($bestMatch['default_quantity'] ?? 0);
if ($defQty > 0) {
// Convert recipe grams/ml to pieces using default_quantity
$qtyNum = $recipeVal / $defQty;
$qtyNum = max(0.25, round($qtyNum * 4) / 4); // round to nearest quarter
} else {
$qtyNum = max(1, round($recipeVal / 100)); // fallback heuristic
}
}
}
// Sanity check: qty_number should not exceed available
if ($qtyNum > $invQty) {
$qtyNum = $invQty; // cap to available
}
// Sanity check: if qty_number is absurdly small relative to recipe
// e.g. recipe says 100g but qty_number is 0.1 and unit is g → likely meant 100
if ($recipeVal > 0 && $recipeUnit === $invUnit && $qtyNum < $recipeVal * 0.01) {
$qtyNum = $recipeVal; // Gemini probably confused the units
}
$ing['qty_number'] = round($qtyNum, 3);
}
}
}
}
unset($ing);
}
echo json_encode(['success' => true, 'recipe' => $recipe]);
} else {
echo json_encode(['success' => false, 'error' => 'Impossibile generare la ricetta', 'raw' => $text]);
}
}
// ===== GEMINI AI PRODUCT IDENTIFICATION =====
function geminiIdentifyProduct(): void {
// Load API key
$envFile = __DIR__ . '/../.env';
$apiKey = '';
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0) continue;
if (strpos($line, '=') !== false) {
list($key, $val) = explode('=', $line, 2);
if (trim($key) === 'GEMINI_API_KEY') {
$apiKey = trim($val);
}
}
}
}
if (empty($apiKey)) {
echo json_encode(['success' => false, 'error' => 'no_api_key']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$imageBase64 = $input['image'] ?? '';
if (empty($imageBase64)) {
echo json_encode(['success' => false, 'error' => 'No image provided']);
return;
}
// Step 1: Ask Gemini to identify the product
$prompt = <<<PROMPT
Analizza questa foto di un prodotto alimentare o di uso domestico. Identifica il prodotto nel modo più preciso possibile.
Rispondi SOLO con un JSON valido (senza markdown, senza backtick):
{
"name": "Nome del prodotto (es: Yogurt Greco Bianco)",
"brand": "Marca se visibile (es: Fage, Müller) o stringa vuota",
"category": "Categoria in italiano (es: latticini, pasta, bevande, snack, carne, pesce, frutta, verdura, surgelati, condimenti, conserve, cereali, pane, igiene, pulizia, altro)",
"search_terms": "termini di ricerca per trovare il prodotto su un database (es: greek yogurt fage, pasta barilla spaghetti)",
"confidence": "alta/media/bassa",
"description": "Breve descrizione del prodotto identificato"
}
PROMPT;
$url = "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={$apiKey}";
$payload = [
'contents' => [
[
'parts' => [
['text' => $prompt],
[
'inline_data' => [
'mime_type' => 'image/jpeg',
'data' => $imageBase64
]
]
]
]
],
'generationConfig' => [
'temperature' => 0.2,
'maxOutputTokens' => 512
]
];
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => json_encode($payload),
CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
CURLOPT_RETURNTRANSFER => true,
CURLOPT_TIMEOUT => 30,
]);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($response === false || $httpCode !== 200) {
echo json_encode(['success' => false, 'error' => 'Errore API Gemini', 'http_code' => $httpCode]);
return;
}
$data = json_decode($response, true);
$text = $data['candidates'][0]['content']['parts'][0]['text'] ?? '';
$text = preg_replace('/^```json\\s*/i', '', $text);
$text = preg_replace('/\\s*```$/i', '', $text);
$text = trim($text);
$identified = json_decode($text, true);
if (!$identified || empty($identified['name'])) {
echo json_encode(['success' => false, 'error' => 'Impossibile identificare il prodotto', 'raw' => $text]);
return;
}
// Step 2: Search Open Food Facts by product name to find a matching barcode
$searchTerms = $identified['search_terms'] ?? $identified['name'];
$offProducts = searchOpenFoodFacts($searchTerms, $identified['name'], $identified['brand'] ?? '');
echo json_encode([
'success' => true,
'identified' => $identified,
'off_matches' => $offProducts
]);
}
function searchOpenFoodFacts(string $searchTerms, string $name, string $brand): array {
$results = [];
// Try multiple search strategies
$queries = [];
if (!empty($brand)) {
$queries[] = trim($brand . ' ' . $name);
}
$queries[] = $name;
if ($searchTerms !== $name) {
$queries[] = $searchTerms;
}
$seen = [];
foreach ($queries as $query) {
$encodedQuery = urlencode($query);
$url = "https://world.openfoodfacts.org/cgi/search.pl?search_terms={$encodedQuery}&search_simple=1&action=process&json=1&page_size=5&fields=code,product_name,product_name_it,brands,image_front_small_url,quantity,categories_tags&lc=it";
$ctx = stream_context_create([
'http' => [
'timeout' => 8,
'header' => "User-Agent: DispensaManager/1.0\r\n"
]
]);
$response = @file_get_contents($url, false, $ctx);
if ($response === false) continue;
$data = json_decode($response, true);
if (empty($data['products'])) continue;
foreach ($data['products'] as $p) {
$code = $p['code'] ?? '';
if (empty($code) || isset($seen[$code])) continue;
$seen[$code] = true;
$pName = $p['product_name_it'] ?? $p['product_name'] ?? '';
if (empty($pName)) continue;
$results[] = [
'barcode' => $code,
'name' => $pName,
'brand' => $p['brands'] ?? '',
'image_url' => $p['image_front_small_url'] ?? '',
'quantity_info' => $p['quantity'] ?? '',
'category' => $p['categories_tags'][0] ?? '',
];
if (count($results) >= 6) break 2;
}
}
return $results;
}
// ===== BRING! SHOPPING LIST INTEGRATION =====
function loadEnvVars(): array {
$envFile = __DIR__ . '/../.env';
$vars = [];
if (file_exists($envFile)) {
$lines = file($envFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($lines as $line) {
if (strpos($line, '#') === 0) continue;
if (strpos($line, '=') !== false) {
list($key, $val) = explode('=', $line, 2);
$vars[trim($key)] = trim($val);
}
}
}
return $vars;
}
function bringAuth(): ?array {
$env = loadEnvVars();
$email = $env['BRING_EMAIL'] ?? '';
$password = $env['BRING_PASSWORD'] ?? '';
if (empty($email) || empty($password)) {
return null;
}
// Check cache file for valid token
$cacheFile = __DIR__ . '/../data/bring_token.json';
if (file_exists($cacheFile)) {
$cached = json_decode(file_get_contents($cacheFile), true);
if ($cached && isset($cached['expires']) && $cached['expires'] > time()) {
return $cached;
}
}
$url = 'https://api.getbring.com/rest/v2/bringauth';
$ctx = stream_context_create([
'http' => [
'method' => 'POST',
'header' => "Content-Type: application/x-www-form-urlencoded\r\nX-BRING-API-KEY: cof4Nc6D8sOprah0hUXrFl\r\nX-BRING-CLIENT: webApp\r\n",
'content' => http_build_query(['email' => $email, 'password' => $password]),
'timeout' => 10,
]
]);
$response = @file_get_contents($url, false, $ctx);
if ($response === false) return null;
$data = json_decode($response, true);
if (!isset($data['access_token'])) return null;
$tokenData = [
'access_token' => $data['access_token'],
'uuid' => $data['uuid'],
'bringListUUID' => $data['bringListUUID'] ?? '',
'expires' => time() + 3500, // tokens last ~1 hour
];
// Cache token
@file_put_contents($cacheFile, json_encode($tokenData));
return $tokenData;
}
function bringRequest(string $method, string $url, ?string $body = null): ?array {
$auth = bringAuth();
if (!$auth) {
return null;
}
$headers = "Authorization: Bearer {$auth['access_token']}\r\n" .
"X-BRING-API-KEY: cof4Nc6D8sOprah0hUXrFl\r\n" .
"X-BRING-CLIENT: webApp\r\n" .
"Content-Type: application/x-www-form-urlencoded\r\n";
$opts = [
'http' => [
'method' => $method,
'header' => $headers,
'timeout' => 10,
'ignore_errors' => true,
]
];
if ($body !== null) {
$opts['http']['content'] = $body;
}
$response = @file_get_contents($url, false, stream_context_create($opts));
if ($response === false) return null;
$data = json_decode($response, true);
return $data ?? ['_raw' => $response];
}
/**
* Load and cache the Bring! IT↔DE catalog mapping.
* Returns ['de2it' => [German => Italian], 'it2de' => [italian_lower => German]]
*/
function bringCatalog(): array {
$cacheFile = __DIR__ . '/../data/bring_catalog.json';
// Cache for 24 hours
if (file_exists($cacheFile) && filemtime($cacheFile) > time() - 86400) {
return json_decode(file_get_contents($cacheFile), true) ?: ['de2it' => [], 'it2de' => []];
}
$json = @file_get_contents('https://web.getbring.com/locale/articles.it-IT.json');
if (!$json) return ['de2it' => [], 'it2de' => []];
$data = json_decode($json, true);
if (!$data) return ['de2it' => [], 'it2de' => []];
$de2it = [];
$it2de = [];
foreach ($data as $deKey => $itVal) {
if (!is_string($itVal) || empty($itVal)) continue;
$de2it[$deKey] = $itVal;
$it2de[mb_strtolower($itVal)] = $deKey;
}
$catalog = ['de2it' => $de2it, 'it2de' => $it2de];
@file_put_contents($cacheFile, json_encode($catalog, JSON_UNESCAPED_UNICODE));
return $catalog;
}
/** Translate a Bring! item name from German key to Italian display name */
function bringToItalian(string $name): string {
$catalog = bringCatalog();
return $catalog['de2it'][$name] ?? $name;
}
/** Translate an Italian product name to the Bring! German catalog key (fuzzy match) */
function italianToBring(string $italianName): string {
$catalog = bringCatalog();
$lower = mb_strtolower(trim($italianName));
// Exact match
if (isset($catalog['it2de'][$lower])) {
return $catalog['it2de'][$lower];
}
// Try partial match: "Spinaci freschi" → match "Spinaci"
foreach ($catalog['it2de'] as $itLower => $deKey) {
if (str_contains($lower, $itLower) || str_contains($itLower, $lower)) {
return $deKey;
}
}
// Try matching first word: "Petto di pollo" → "Pollo" = Poulet
$words = explode(' ', $lower);
foreach ($words as $word) {
if (mb_strlen($word) < 3) continue;
foreach ($catalog['it2de'] as $itLower => $deKey) {
if ($itLower === $word) {
return $deKey;
}
}
}
// No match - return original (Bring! will show as custom item)
return $italianName;
}
function bringGetList(): void {
$auth = bringAuth();
if (!$auth) {
echo json_encode(['success' => false, 'error' => 'Credenziali Bring! non configurate. Aggiungi BRING_EMAIL e BRING_PASSWORD al file .env']);
return;
}
$listUUID = $auth['bringListUUID'];
if (empty($listUUID)) {
// Try to get lists
$lists = bringRequest('GET', "https://api.getbring.com/rest/v2/bringusers/{$auth['uuid']}/lists");
if ($lists && isset($lists['lists'][0]['listUuid'])) {
$listUUID = $lists['lists'][0]['listUuid'];
} else {
echo json_encode(['success' => false, 'error' => 'Nessuna lista Bring! trovata']);
return;
}
}
$data = bringRequest('GET', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}");
if (!$data) {
echo json_encode(['success' => false, 'error' => 'Errore nel recupero della lista']);
return;
}
$purchase = [];
$recently = [];
if (isset($data['purchase'])) {
foreach ($data['purchase'] as $item) {
$rawName = $item['name'] ?? '';
$purchase[] = [
'name' => bringToItalian($rawName),
'rawName' => $rawName,
'specification' => $item['specification'] ?? '',
];
}
}
if (isset($data['recently'])) {
foreach ($data['recently'] as $item) {
$rawName = $item['name'] ?? '';
$recently[] = [
'name' => bringToItalian($rawName),
'rawName' => $rawName,
'specification' => $item['specification'] ?? '',
];
}
}
echo json_encode([
'success' => true,
'listUUID' => $listUUID,
'purchase' => $purchase,
'recently' => $recently,
], JSON_UNESCAPED_UNICODE);
}
function bringAddItems(): void {
$auth = bringAuth();
if (!$auth) {
echo json_encode(['success' => false, 'error' => 'Credenziali Bring! non configurate']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$items = $input['items'] ?? [];
$listUUID = $input['listUUID'] ?? $auth['bringListUUID'];
if (empty($listUUID)) {
echo json_encode(['success' => false, 'error' => 'Lista non trovata']);
return;
}
$added = 0;
$skipped = 0;
$errors = [];
// Fetch current list to check for duplicates
$existingNames = [];
$listData = bringRequest('GET', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}");
if ($listData && isset($listData['purchase'])) {
foreach ($listData['purchase'] as $existingItem) {
$existingNames[] = strtolower($existingItem['name'] ?? '');
}
}
foreach ($items as $item) {
$name = $item['name'] ?? '';
if (empty($name)) continue;
// Map Italian name to Bring! catalog key (German) for proper recognition
$bringName = italianToBring($name);
// Skip if already on the list
if (in_array(strtolower($bringName), $existingNames)) {
$skipped++;
continue;
}
$body = http_build_query([
'uuid' => $listUUID,
'purchase' => $bringName,
'specification' => '',
]);
$result = bringRequest('PUT', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}", $body);
if ($result !== null) {
$added++;
} else {
$errors[] = $name;
}
}
echo json_encode(['success' => true, 'added' => $added, 'skipped' => $skipped, 'errors' => $errors]);
}
function bringRemoveItem(): void {
$auth = bringAuth();
if (!$auth) {
echo json_encode(['success' => false, 'error' => 'Credenziali Bring! non configurate']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$name = $input['name'] ?? '';
$listUUID = $input['listUUID'] ?? $auth['bringListUUID'];
if (empty($name) || empty($listUUID)) {
echo json_encode(['success' => false, 'error' => 'Parametri mancanti']);
return;
}
// Use rawName (German key) if provided, otherwise try to map
$rawName = $input['rawName'] ?? '';
$removeName = !empty($rawName) ? $rawName : italianToBring($name);
$body = http_build_query([
'uuid' => $listUUID,
'remove' => $removeName,
]);
$result = bringRequest('PUT', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}", $body);
echo json_encode(['success' => $result !== null]);
}
function bringCleanSpecs(): void {
$auth = bringAuth();
if (!$auth) {
echo json_encode(['success' => false, 'error' => 'Credenziali Bring! non configurate']);
return;
}
$listUUID = $auth['bringListUUID'];
if (empty($listUUID)) {
echo json_encode(['success' => false, 'error' => 'Lista non trovata']);
return;
}
$data = bringRequest('GET', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}");
if (!$data || !isset($data['purchase'])) {
echo json_encode(['success' => false, 'error' => 'Errore nel recupero della lista']);
return;
}
$cleaned = 0;
foreach ($data['purchase'] as $item) {
$spec = $item['specification'] ?? '';
if ($spec !== '') {
$body = http_build_query([
'uuid' => $listUUID,
'purchase' => $item['name'],
'specification' => '',
]);
bringRequest('PUT', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}", $body);
$cleaned++;
}
}
echo json_encode(['success' => true, 'cleaned' => $cleaned]);
}
function bringSuggestItems(PDO $db): void {
$env = loadEnvVars();
$apiKey = $env['GEMINI_API_KEY'] ?? '';
if (empty($apiKey)) {
echo json_encode(['success' => false, 'error' => 'API Key Gemini non configurata']);
return;
}
// Get current Bring! list
$auth = bringAuth();
$bringItems = [];
$listUUID = '';
if ($auth) {
$listUUID = $auth['bringListUUID'];
if (empty($listUUID)) {
$lists = bringRequest('GET', "https://api.getbring.com/rest/v2/bringusers/{$auth['uuid']}/lists");
if ($lists && isset($lists['lists'][0]['listUuid'])) {
$listUUID = $lists['lists'][0]['listUuid'];
}
}
if ($listUUID) {
$data = bringRequest('GET', "https://api.getbring.com/rest/v2/bringlists/{$listUUID}");
if ($data && isset($data['purchase'])) {
foreach ($data['purchase'] as $item) {
$rawName = $item['name'] ?? '';
$bringItems[] = bringToItalian($rawName);
}
}
}
}
// Get inventory
$stmt = $db->query("
SELECT p.name, p.brand, p.category, i.quantity, p.unit, i.location, i.expiry_date,
CASE WHEN i.expiry_date IS NOT NULL THEN julianday(i.expiry_date) - julianday('now') ELSE 999 END AS days_left
FROM inventory i
JOIN products p ON p.id = i.product_id
WHERE i.quantity > 0
ORDER BY p.category, p.name
");
$inventory = $stmt->fetchAll(PDO::FETCH_ASSOC);
// Build detailed context with expiry info
$invLines = [];
$expiringItems = [];
$expiredItems = [];
$categories = [];
foreach ($inventory as $item) {
$cat = $item['category'] ?: 'altro';
$categories[$cat] = ($categories[$cat] ?? 0) + 1;
$line = "- {$item['name']}";
if ($item['brand']) $line .= " ({$item['brand']})";
$line .= ": {$item['quantity']} {$item['unit']} in {$item['location']}";
if ($item['expiry_date']) {
$dl = intval($item['days_left']);
if ($dl < 0) {
$line .= " [⚠️ SCADUTO da " . abs($dl) . " giorni]";
$expiredItems[] = $item['name'];
} elseif ($dl <= 2) {
$line .= " [🔴 SCADE TRA {$dl} GIORNI - USARE SUBITO]";
$expiringItems[] = $item['name'] . " (tra {$dl}g)";
} elseif ($dl <= 7) {
$line .= " [🟡 scade tra {$dl} giorni]";
$expiringItems[] = $item['name'] . " (tra {$dl}g)";
} elseif ($dl <= 14) {
$line .= " [scade tra {$dl} giorni]";
}
}
$invLines[] = $line;
}
$inventoryText = empty($invLines) ? 'La dispensa è COMPLETAMENTE VUOTA.' : implode("\n", $invLines);
$expiryContext = '';
if (!empty($expiredItems)) {
$expiryContext .= "\n\nPRODOTTI SCADUTI da sostituire: " . implode(', ', $expiredItems);
}
if (!empty($expiringItems)) {
$expiryContext .= "\n\nPRODOTTI IN SCADENZA (priorità per sostituzione): " . implode(', ', $expiringItems);
}
$bringText = empty($bringItems)
? 'La lista della spesa Bring! è attualmente VUOTA.'
: "PRODOTTI GIÀ NELLA LISTA DELLA SPESA BRING! (NON suggerire nessuno di questi, sono già stati aggiunti):\n- " . implode("\n- ", $bringItems);
// Current month for seasonal suggestions
$mese = strftime('%B') ?: date('F');
$mesi_it = ['January'=>'Gennaio','February'=>'Febbraio','March'=>'Marzo','April'=>'Aprile','May'=>'Maggio','June'=>'Giugno','July'=>'Luglio','August'=>'Agosto','September'=>'Settembre','October'=>'Ottobre','November'=>'Novembre','December'=>'Dicembre'];
$meseIt = $mesi_it[date('F')] ?? date('F');
$anno = date('Y');
// Get catalog Italian names for AI to use
$catalog = bringCatalog();
$catalogNames = array_values($catalog['de2it']);
// Filter only food-related items (exclude categories and non-food)
$catalogNames = array_filter($catalogNames, function($n) {
$skip = ['Fai da te', 'Giardino', 'Atrezzi', 'Annaffiatoio', 'Rasaerba', 'Sementi', 'Propangas', 'Vernice', 'Pennello', 'Viti', 'Chiodi', 'Barbecue', 'Ombrellone', 'Terriccio', 'Concime', 'Articoli propri', 'Usati di recente'];
foreach ($skip as $s) { if (str_contains($n, $s)) return false; }
return mb_strlen($n) > 1;
});
$catalogList = implode(', ', array_slice($catalogNames, 0, 200));
$prompt = <<<PROMPT
Sei un nutrizionista e consulente per la spesa domestica italiano. Il tuo obiettivo è aiutare l'utente a fare una spesa SANA, EQUILIBRATA e INTELLIGENTE.
DATA ATTUALE: {$meseIt} {$anno}
=== INVENTARIO ATTUALE (cosa ha già in casa) ===
{$inventoryText}{$expiryContext}
=== LISTA BRING! (già pianificato per la spesa) ===
{$bringText}
=== CATALOGO PRODOTTI RICONOSCIUTI ===
Usa ESATTAMENTE questi nomi quando possibile (sono i nomi che il sistema riconosce con icone e categorie):
{$catalogList}
=== IL TUO COMPITO ===
Analizza attentamente l'inventario dell'utente e suggerisci cosa MANCA per una settimana di alimentazione sana.
REGOLA FONDAMENTALE SUI NOMI:
- Il campo "name" DEVE essere uno dei nomi dal CATALOGO PRODOTTI sopra, scritto ESATTAMENTE come appare.
- Esempio: usa "Spinaci" (non "Spinaci freschi"), "Pollo" (non "Petto di pollo"), "Mele" (non "Mele Golden").
- Se vuoi specificare la variante, mettila nel campo "specification" (es: name="Pollo", specification="petto, 500g").
- Se il prodotto non è nel catalogo, usa il nome più generico possibile in italiano.
RAGIONA COSÌ:
1. CONTROLLA cosa ha già: guarda OGNI prodotto nell'inventario prima di suggerire. Se ha già pollo, non suggerire pollo. Se ha già pasta, non suggerire altra pasta.
2. CONTROLLA la lista Bring!: NON suggerire nulla che sia già nella lista. Neanche varianti simili (es. "Fagioli" se c'è "Fagioli in lattina").
3. PRODOTTI SCADUTI/IN SCADENZA: se qualcosa sta per scadere o è scaduto, suggerisci un sostituto fresco.
4. STAGIONALITÀ ({$meseIt}): prediligi FRUTTA e VERDURA di stagione. A {$meseIt} in Italia: carciofi, asparagi, spinaci, bietole, finocchi, radicchio, arance, kiwi, mele, pere.
5. DIETA SANA: assicurati che l'utente abbia proteine, fibre, vitamine, carboidrati complessi. Evita eccessi di prodotti trasformati.
6. BASI MANCANTI: controlla se mancano alimenti essenziali come uova, latte, pane, frutta fresca, verdura, proteine.
7. VARIETÀ: non suggerire 5 tipi di frutta se manca la carne. Bilancia le categorie.
LIMITI:
- Massimo 12 suggerimenti
- Ordina per PRIORITÀ REALE (prima le mancanze gravi, poi i nice-to-have)
- Ogni motivo deve essere SPECIFICO ("non hai proteine fresche" non "è buono")
- NON inserire quantità, marche o dettagli nel campo "specification" — lascialo sempre vuoto.
- Usa nomi GENERICI dal catalogo Bring! (es: "Latte" non "Latte Granarolo 1L").
Rispondi SOLO con un JSON valido (senza markdown, senza backtick):
{
"suggestions": [
{
"name": "nome prodotto generico in italiano",
"specification": "",
"reason": "motivo breve",
"category": "frutta|verdura|latticini|carne|pesce|pane|pasta|conserve|condimenti|bevande|snack|surgelati|cereali|igiene|pulizia|altro",
"priority": "alta|media|bassa"
}
],
"seasonal_tip": "Un consiglio stagionale breve"
}
PROMPT;
$url = "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={$apiKey}";
$payload = [
'contents' => [
['parts' => [['text' => $prompt]]]
],
'generationConfig' => [
'temperature' => 0.8,
'maxOutputTokens' => 2048,
]
];
$ctx = stream_context_create([
'http' => [
'method' => 'POST',
'header' => "Content-Type: application/json\r\n",
'content' => json_encode($payload),
'timeout' => 30,
]
]);
$response = @file_get_contents($url, false, $ctx);
if ($response === false) {
echo json_encode(['success' => false, 'error' => 'Errore di connessione a Gemini']);
return;
}
$data = json_decode($response, true);
$text = $data['candidates'][0]['content']['parts'][0]['text'] ?? '';
// Clean markdown artifacts
$text = preg_replace('/^```json\s*/i', '', $text);
$text = preg_replace('/```\s*$/', '', $text);
$text = trim($text);
$suggestions = json_decode($text, true);
if (!$suggestions || !isset($suggestions['suggestions'])) {
echo json_encode(['success' => false, 'error' => 'Risposta AI non valida', 'raw' => $text]);
return;
}
// Post-filter: remove any suggestions that match Bring! list items (safety net)
$bringLower = array_map('mb_strtolower', $bringItems);
$filtered = array_values(array_filter($suggestions['suggestions'], function($s) use ($bringLower) {
$sName = mb_strtolower($s['name'] ?? '');
foreach ($bringLower as $b) {
// Check exact match or if one contains the other
if ($sName === $b || str_contains($sName, $b) || str_contains($b, $sName)) {
return false;
}
}
return true;
}));
echo json_encode([
'success' => true,
'suggestions' => $filtered,
'seasonal_tip' => $suggestions['seasonal_tip'] ?? '',
'listUUID' => $listUUID,
]);
}
// ===== DUPLICLICK (GRUPPO POLI) =====
function dupliclickLogin(): void {
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
echo json_encode(['error' => 'POST required']);
return;
}
$input = json_decode(file_get_contents('php://input'), true);
$email = $input['email'] ?? '';
$password = $input['password'] ?? '';
if (empty($email) || empty($password)) {
echo json_encode(['error' => 'Email e password sono obbligatori']);
return;
}
$postData = http_build_query([
'login' => $email,
'password' => $password,
'remember_me' => 'true',
'show_sectors' => 'false'
]);
$ch = curl_init('https://www.dupliclick.it/ebsn/api/auth/login');
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => $postData,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_HEADER => true,
CURLOPT_TIMEOUT => 15,
CURLOPT_HTTPHEADER => [
'Content-Type: application/x-www-form-urlencoded;charset=UTF-8',
'Accept: application/json',
'Origin: https://www.dupliclick.it',
'Referer: https://www.dupliclick.it/',
'x-ebsn-client: production',
'x-ebsn-client-redirect: production',
'x-ebsn-client-uuid: 64b2d6318bb8f97bb1aba47dd8af38f6',
'x-ebsn-version: 2.0.7'
],
CURLOPT_SSL_VERIFYPEER => true,
]);
$response = curl_exec($ch);
if (curl_errno($ch)) {
echo json_encode(['error' => 'Errore connessione: ' . curl_error($ch)]);
curl_close($ch);
return;
}
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$headerSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$headerStr = substr($response, 0, $headerSize);
$body = substr($response, $headerSize);
curl_close($ch);
// Extract JWT token from x-ebsn-account header
$token = '';
foreach (explode("\r\n", $headerStr) as $line) {
if (stripos($line, 'x-ebsn-account:') === 0) {
$token = trim(substr($line, strlen('x-ebsn-account:')));
break;
}
}
// The response body may have leading whitespace/newlines - trim it
$body = trim($body);
$bodyData = json_decode($body, true);
// Check login success: status is at response.status (not root level)
if ($bodyData === null) {
echo json_encode(['error' => 'Risposta non valida dal server DupliClick', 'http_code' => $httpCode, 'raw' => substr($body, 0, 500)]);
return;
}
$respStatus = $bodyData['response']['status'] ?? ($bodyData['status'] ?? -1);
if ($respStatus !== 0) {
$errors = $bodyData['response']['errors'] ?? $bodyData['errors'] ?? [];
$errMsg = $errors[0]['error'] ?? $bodyData['message'] ?? 'Credenziali non valide';
echo json_encode(['error' => $errMsg, 'status' => $respStatus]);
return;
}
// User data is at root level, not inside data.user
$userData = $bodyData['data']['user'] ?? $bodyData['user'] ?? null;
$cartId = $bodyData['data']['cartId'] ?? $bodyData['cartId'] ?? null;
// Save token to file for later use
$tokenData = [
'token' => $token,
'email' => $email,
'logged_at' => date('c'),
'user' => $userData,
'cart_id' => $cartId,
];
file_put_contents(__DIR__ . '/../data/dupliclick_token.json', json_encode($tokenData, JSON_PRETTY_PRINT));
echo json_encode([
'success' => true,
'token' => !empty($token) ? substr($token, 0, 20) . '...' : '(non trovato)',
'token_full' => $token,
'http_code' => $httpCode,
'data' => $bodyData['data'] ?? null,
'user' => $userData,
'response_status' => $respStatus,
'infos' => $bodyData['response']['infos'] ?? [],
]);
}
// ===== DUPLICLICK PRODUCT SEARCH =====
function dupliclickSearch(): void {
$query = $_GET['q'] ?? '';
$spec = $_GET['spec'] ?? '';
$aiPrompt = $_GET['prompt'] ?? '';
if (empty($query)) {
echo json_encode(['error' => 'Parametro q obbligatorio']);
return;
}
// Load saved token
$tokenFile = __DIR__ . '/../data/dupliclick_token.json';
if (!file_exists($tokenFile)) {
echo json_encode(['error' => 'Non sei loggato a DupliClick. Vai in Configurazione > Spesa Online.']);
return;
}
$tokenData = json_decode(file_get_contents($tokenFile), true);
$token = $tokenData['token'] ?? '';
if (empty($token)) {
echo json_encode(['error' => 'Token DupliClick non trovato. Effettua il login.']);
return;
}
$baseHeaders = [
'Accept: application/json',
'Origin: https://www.dupliclick.it',
'Referer: https://www.dupliclick.it/',
'x-ebsn-client: production',
'x-ebsn-client-uuid: 64b2d6318bb8f97bb1aba47dd8af38f6',
'x-ebsn-version: 2.0.7',
'x-ebsn-account: ' . $token,
];
// Search catalog by item name only first
$searchResults = dupliclickCatalogSearch($query, $baseHeaders);
if ($searchResults === null) {
echo json_encode(['error' => 'Errore nella ricerca']);
return;
}
$products = $searchResults['products'];
$total = $searchResults['total'];
if (empty($products)) {
// Fallback: try searching with spec keywords appended
$specKeywords = dupliclickExtractSpecKeywords($spec);
if ($specKeywords) {
$searchResults = dupliclickCatalogSearch($query . ' ' . $specKeywords, $baseHeaders);
if ($searchResults && !empty($searchResults['products'])) {
$products = $searchResults['products'];
$total = $searchResults['total'];
}
}
if (empty($products)) {
echo json_encode(['success' => true, 'query' => $query, 'product' => null, 'total' => 0]);
return;
}
}
// Format top 10 products
$topProducts = array_slice($products, 0, 10);
$formatted = array_map('formatDupliclickProduct', $topProducts);
// If multiple results, use AI to pick the best match
$bestProduct = $formatted[0];
$aiUsed = false;
if (count($formatted) > 1) {
$aiResult = aiSelectBestProduct($query, $spec, $formatted, $aiPrompt);
if ($aiResult !== null) {
$bestProduct = $aiResult;
$aiUsed = true;
} elseif ($aiResult === null && !empty($spec)) {
// AI said no match — try refined search with spec keywords
$specKeywords = dupliclickExtractSpecKeywords($spec);
if ($specKeywords) {
$refined = dupliclickCatalogSearch($query . ' ' . $specKeywords, $baseHeaders);
if ($refined && !empty($refined['products'])) {
$refinedFormatted = array_map('formatDupliclickProduct', array_slice($refined['products'], 0, 10));
$aiResult2 = aiSelectBestProduct($query, $spec, $refinedFormatted, $aiPrompt);
if ($aiResult2 !== null) {
$bestProduct = $aiResult2;
$aiUsed = true;
} else {
$bestProduct = $refinedFormatted[0];
}
}
}
}
}
echo json_encode([
'success' => true,
'query' => $query,
'product' => $bestProduct,
'total' => $total,
'ai_used' => $aiUsed,
]);
}
/**
* Search DupliClick catalog and return raw products array
*/
function dupliclickCatalogSearch(string $query, array $headers): ?array {
$url = 'https://www.dupliclick.it/ebsn/api/products?' . http_build_query([
'q' => $query,
'page' => 1,
'order_by' => 'search_score desc'
]);
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_RETURNTRANSFER => true,
CURLOPT_TIMEOUT => 15,
CURLOPT_HTTPHEADER => $headers,
CURLOPT_SSL_VERIFYPEER => true,
]);
$response = curl_exec($ch);
if (curl_errno($ch)) { curl_close($ch); return null; }
curl_close($ch);
$data = json_decode(trim($response), true);
if (!$data || ($data['response']['status'] ?? -1) !== 0) return null;
return [
'products' => $data['data']['products'] ?? [],
'total' => $data['data']['page']['totItems'] ?? 0,
];
}
/**
* Extract meaningful product keywords from a Bring specification string,
* stripping quantities, emojis, and noise words.
*/
function dupliclickExtractSpecKeywords(string $spec): string {
if (empty($spec)) return '';
// Remove priority emojis
$clean = preg_replace('/[\x{1F534}\x{1F7E1}\x{1F7E2}]/u', '', $spec);
// Remove quantities (150g, 500ml, 2x, 1 flacone, etc.)
$clean = preg_replace('/\d+\s*(g|kg|ml|l|pz|pezzi|conf|flacon[ei]|x)\b/i', '', $clean);
$clean = preg_replace('/\d+x\d*/i', '', $clean);
// Remove standalone numbers
$clean = preg_replace('/\b\d+\b/', '', $clean);
// Remove noise words
$noise = ['senza', 'con', 'più', 'meno', 'circa', 'tipo', 'lidl', 'coop', 'conad', 'esselunga'];
$clean = preg_replace('/\b(' . implode('|', $noise) . ')\b/i', '', $clean);
// Remove commas and extra spaces
$clean = preg_replace('/[,+]/', ' ', $clean);
$clean = preg_replace('/\s+/', ' ', trim($clean));
return $clean;
}
/**
* Use Gemini AI to pick the best product from search results
*/
function aiSelectBestProduct(string $itemName, string $spec, array $products, string $customPrompt = ''): ?array {
$env = loadEnvVars();
$apiKey = $env['GEMINI_API_KEY'] ?? '';
if (empty($apiKey)) return null;
$defaultPrompt = "Sei un assistente per la spesa online. Ti viene dato il nome di un prodotto che l'utente vuole comprare (con eventuale descrizione tra parentesi) e una lista di prodotti trovati nel catalogo del supermercato.
Regole di selezione:
- Scegli il prodotto che corrisponde ESATTAMENTE a quello richiesto (stessa categoria merceologica)
- La DESCRIZIONE tra parentesi è FONDAMENTALE: se l'utente cerca \"Pancetta (a cubetti)\", DEVI trovare pancetta A CUBETTI, non pancetta generica
- Se la descrizione include un tipo specifico (\"a cubetti\", \"a fette\", \"biologico\", \"cotto\", \"a pasta dura\"), il prodotto DEVE contenere quella caratteristica nel nome
- Preferisci prodotti freschi/sfusi rispetto a trasformati (es. \"Arance\" = arance frutta, NON aranciata bevanda)
- Se ci sono più varianti valide, scegli quella con il miglior rapporto qualità/prezzo
- Preferisci formati standard per una famiglia
- NON scegliere mai un prodotto di categoria diversa (bevanda vs frutta, surgelato vs fresco, condimento vs ortaggio, pasta ripiena vs formaggio, ecc.)
- \"Finocchio\" = ortaggio fresco, NON semi di finocchio o tisana
- \"Arance\" = frutta fresca, NON aranciata o succo
- \"Formaggio\" = formaggio intero/pezzo, NON prodotti che contengono formaggio come ingrediente (ravioli, sfogliavelo, ecc.)
- \"Detergente intimo\" = detergente per igiene intima, NON detersivo generico
- Rispondi -1 se NESSUN prodotto corrisponde ragionevolmente alla richiesta
Rispondi SOLO con il numero (indice 0-based) del prodotto migliore, oppure -1 se nessun prodotto è appropriato.";
$prompt = !empty($customPrompt) ? $customPrompt : $defaultPrompt;
// Build product list
$productList = '';
foreach ($products as $i => $p) {
$productList .= "[$i] \"{$p['name']}\" - {$p['brand']} - €" . number_format($p['price'], 2) . " - {$p['packageDescr']}\n";
}
$fullPrompt = "{$prompt}\n\nProdotto cercato: \"{$itemName}\"" . ($spec ? " ({$spec})" : '') . "\n\nProdotti trovati:\n{$productList}\nRispondi SOLO con il numero (es. 0, 1, 2... oppure -1):";
$url = "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={$apiKey}";
$payload = json_encode([
'contents' => [['parts' => [['text' => $fullPrompt]]]],
'generationConfig' => ['temperature' => 0.1, 'maxOutputTokens' => 16],
]);
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => $payload,
CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
CURLOPT_RETURNTRANSFER => true,
CURLOPT_TIMEOUT => 15,
]);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($response === false || $httpCode !== 200) return null;
$data = json_decode($response, true);
$text = trim($data['candidates'][0]['content']['parts'][0]['text'] ?? '');
if (preg_match('/-?\d+/', $text, $m)) {
$idx = (int)$m[0];
if ($idx >= 0 && $idx < count($products)) {
return $products[$idx];
} elseif ($idx === -1) {
return null; // AI says nothing matches
}
}
return null; // Could not parse, caller will use first result
}
function formatDupliclickProduct(array $p): array {
$promo = $p['warehousePromo'] ?? null;
$result = [
'productId' => $p['productId'] ?? $p['id'] ?? null,
'name' => $p['name'] ?? '',
'brand' => $p['shortDescr'] ?? '',
'price' => $p['price'] ?? 0,
'priceDisplay' => $p['priceDisplay'] ?? $p['price'] ?? 0,
'priceUm' => $p['priceStandardUmDisplay'] ?? null,
'weightUnit' => $p['weightUnitDisplay'] ?? '',
'packageDescr' => $p['productInfos']['PACKAGE_DESCR'] ?? '',
'barcode' => $p['barcode'] ?? '',
'imageUrl' => $p['mediaURL'] ?? '',
'slug' => $p['slug'] ?? '',
'itemUrl' => $p['itemUrl'] ?? '',
'url' => 'https://www.dupliclick.it' . ($p['itemUrl'] ?? ''),
'available' => $p['available'] ?? 0,
];
if ($promo) {
$result['promo'] = [
'discount' => $promo['discount'] ?? 0,
'discountPerc' => $promo['discountPerc'] ?? 0,
'originalPrice' => round(($p['price'] ?? 0) + ($promo['discount'] ?? 0), 2),
'validFrom' => $promo['validityDate'] ?? '',
'validTo' => $promo['expireDate'] ?? '',
'label' => $promo['view']['body'] ?? 'OFFERTA',
'type' => $promo['promoType'] ?? '',
];
}
return $result;
}
// ===== SHARED APP DATA FUNCTIONS =====
function appSettingsGet(PDO $db): void {
$rows = $db->query("SELECT key, value FROM app_settings")->fetchAll();
$settings = [];
foreach ($rows as $row) {
$settings[$row['key']] = json_decode($row['value'], true) ?? $row['value'];
}
echo json_encode(['success' => true, 'settings' => $settings]);
}
function appSettingsSave(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
if (!$input || !is_array($input['settings'] ?? null)) {
echo json_encode(['error' => 'Missing settings object']);
return;
}
$stmt = $db->prepare("INSERT INTO app_settings (key, value, updated_at) VALUES (?, ?, datetime('now'))
ON CONFLICT(key) DO UPDATE SET value = excluded.value, updated_at = excluded.updated_at");
foreach ($input['settings'] as $key => $value) {
$stmt->execute([$key, json_encode($value)]);
}
echo json_encode(['success' => true]);
}
function recipesList(PDO $db): void {
$limit = min(intval($_GET['limit'] ?? 60), 200);
$rows = $db->query("SELECT id, date, meal, recipe_json, created_at FROM recipes ORDER BY date DESC, created_at DESC LIMIT {$limit}")->fetchAll();
$recipes = [];
foreach ($rows as $row) {
$recipes[] = [
'id' => $row['id'],
'date' => $row['date'],
'meal' => $row['meal'],
'recipe' => json_decode($row['recipe_json'], true),
'savedAt' => strtotime($row['created_at']) * 1000
];
}
echo json_encode(['success' => true, 'recipes' => $recipes]);
}
function recipesSave(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$date = $input['date'] ?? date('Y-m-d');
$meal = $input['meal'] ?? '';
$recipe = $input['recipe'] ?? null;
if (!$meal || !$recipe) {
echo json_encode(['error' => 'Missing meal or recipe']);
return;
}
// UPSERT: one recipe per meal per day (last one wins)
$stmt = $db->prepare("INSERT INTO recipes (date, meal, recipe_json, created_at) VALUES (?, ?, ?, datetime('now'))
ON CONFLICT(date, meal) DO UPDATE SET recipe_json = excluded.recipe_json, created_at = excluded.created_at");
$stmt->execute([$date, $meal, json_encode($recipe)]);
echo json_encode(['success' => true, 'id' => $db->lastInsertId()]);
}
function recipesDelete(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$id = intval($input['id'] ?? 0);
if ($id > 0) {
$db->prepare("DELETE FROM recipes WHERE id = ?")->execute([$id]);
}
echo json_encode(['success' => true]);
}
function chatList(PDO $db): void {
$rows = $db->query("SELECT id, role, text, created_at FROM chat_messages ORDER BY id ASC LIMIT 100")->fetchAll();
echo json_encode(['success' => true, 'messages' => $rows]);
}
function chatSave(PDO $db): void {
$input = json_decode(file_get_contents('php://input'), true);
$messages = $input['messages'] ?? [];
if (empty($messages)) {
echo json_encode(['error' => 'No messages']);
return;
}
$stmt = $db->prepare("INSERT INTO chat_messages (role, text, created_at) VALUES (?, ?, datetime('now'))");
foreach ($messages as $msg) {
if (!empty($msg['role']) && isset($msg['text'])) {
$stmt->execute([$msg['role'], $msg['text']]);
}
}
echo json_encode(['success' => true]);
}
function chatClear(PDO $db): void {
$db->exec("DELETE FROM chat_messages");
echo json_encode(['success' => true]);
}