encapsulate Barcode Operations [OOP]

This commit is contained in:
Thanakorn S
2026-05-07 08:41:08 +07:00
parent 2eb6a1a315
commit 47cc2819d3
8 changed files with 810 additions and 643 deletions
+10 -185
View File
@@ -1,6 +1,8 @@
<?php
session_start();
require '../../../assets/utils/db_auth.php';
require '../../../assets/utils/classes/CompanySettingManager.php';
require '../../../assets/utils/classes/BarcodeManager.php';
$barcode = trim($data['barcode'] ?? '');
@@ -10,196 +12,19 @@
exit(json_encode($answer));
}
function findProduct(PDO $pdo, int $company_id, string $sku): array|false {
$sth = $pdo->prepare(
"SELECT sku, product_name, uom
FROM md_product
WHERE company_id = :company_id
AND sku = :sku
AND status > 0
LIMIT 1"
);
$sth->execute([':company_id' => $company_id, ':sku' => $sku]);
return $sth->fetch(PDO::FETCH_ASSOC);
}
function validateLotSerial(PDO $pdo, int $company_id, string $sku, string $lot, string $serial): void {
if ($serial === '') return;
$warehouses = $pdo->prepare(
"SELECT id FROM md_warehouse
WHERE company_id = :company_id AND status = 1"
);
$warehouses->execute([':company_id' => $company_id]);
foreach ($warehouses->fetchAll(PDO::FETCH_COLUMN) as $warehouse_id) {
$table = 'td_stock_' . (int)$warehouse_id;
$sth = $pdo->prepare(
"SELECT lot_number
FROM `{$table}`
WHERE company_id = :company_id
AND product_sku = :sku
AND serial_number = :serial
AND status != -1
LIMIT 1"
);
$sth->execute([':company_id' => $company_id, ':sku' => $sku, ':serial' => $serial]);
$existing_lot = $sth->fetchColumn();
if ($existing_lot !== false && (string)$existing_lot !== $lot) {
throw new Exception('Serial number belongs to a different lot.');
}
}
}
function findPreparedLabel(PDO $pdo, int $company_id, string $barcode, string $type): array|false {
$sth = $pdo->prepare(
"SELECT *
FROM md_barcode
WHERE company_id = :company_id
AND barcode = :barcode
AND barcode_type = :barcode_type
LIMIT 1"
);
$sth->execute([
':company_id' => $company_id,
':barcode' => $barcode,
':barcode_type' => $type,
]);
$row = $sth->fetch(PDO::FETCH_ASSOC);
if ($row && (int)$row['status'] !== 1) {
throw new Exception('Barcode is disabled.');
}
return $row ?: false;
}
function advancedLocation(PDO $pdo, int $company_id): bool {
$sth = $pdo->prepare(
"SELECT value FROM company_setting
WHERE company_id = :company_id AND setting_key = 'advanced_location'
LIMIT 1"
);
$sth->execute([':company_id' => $company_id]);
$value = $sth->fetchColumn();
return (int)($value === false ? 0 : $value) === 1;
}
function validateLocation(PDO $pdo, int $company_id, int $warehouse_id, string $zone, string $aisle, string $rack): void {
$sth = $pdo->prepare(
"SELECT 1 FROM md_rack
WHERE company_id = :company_id
AND warehouse = :warehouse
AND zone = :zone
AND aisle = :aisle
AND rack = :rack
LIMIT 1"
);
$sth->execute([
':company_id' => $company_id,
':warehouse' => $warehouse_id,
':zone' => $zone,
':aisle' => $aisle,
':rack' => $rack,
]);
if (!$sth->fetchColumn()) throw new Exception('Location not found.');
}
$parts = explode('|', $barcode);
$label_type = strtoupper($parts[0] ?? '');
$csm = new CompanySettingManager($pdo1, $company_id);
$advanced_location = (bool)$csm->get('advanced_location');
$bm = new BarcodeManager($pdo2, $company_id);
try {
if ($label_type === 'SKU') {
if (count($parts) !== 4) throw new Exception('Invalid SKU label format.');
$sku = trim($parts[1]);
$lot = trim($parts[2]);
$serial = trim($parts[3]);
if ($sku === '' || $lot === '' || $serial === '') throw new Exception('SKU, lot, and serial are required.');
$label = findPreparedLabel($pdo2, $company_id, $barcode, 'sku');
if (!$label) throw new Exception('SKU barcode label was not prepared.');
if ($label['product_sku'] !== $sku || $label['lot_number'] !== $lot || $label['serial_number'] !== $serial) {
throw new Exception('SKU barcode label does not match its registry.');
}
$product = findProduct($pdo2, $company_id, $sku);
if (!$product) throw new Exception('SKU not found.');
validateLotSerial($pdo2, $company_id, $sku, $lot, $serial);
$answer['success'] = 1;
$answer['type'] = 'sku';
$answer['sku'] = $product['sku'];
$answer['product_name'] = $product['product_name'];
$answer['uom'] = $product['uom'] ?? 'pcs';
$answer['lot_number'] = $lot;
$answer['serial_number'] = $serial;
exit(json_encode($answer));
}
if ($label_type === 'LOC') {
$advanced = advancedLocation($pdo1, $company_id);
if ($advanced && count($parts) !== 5) throw new Exception('Invalid advanced location label format.');
if (!$advanced && count($parts) !== 3) throw new Exception('Invalid location label format.');
$warehouse_id = (int)($parts[1] ?? 0);
if ($advanced) {
$zone = trim($parts[2]);
$aisle = trim($parts[3]);
$rack = trim($parts[4]);
} else {
$rack = trim($parts[2]);
$zone = $rack;
$aisle = $rack;
}
if (!$warehouse_id || $zone === '' || $aisle === '' || $rack === '') throw new Exception('Location label is incomplete.');
$label = findPreparedLabel($pdo2, $company_id, $barcode, 'loc');
if (!$label) throw new Exception('Location barcode label was not prepared.');
if ((int)$label['warehouse_id'] !== $warehouse_id || $label['zone'] !== $zone || $label['aisle'] !== $aisle || $label['rack'] !== $rack) {
throw new Exception('Location barcode label does not match its registry.');
}
validateLocation($pdo2, $company_id, $warehouse_id, $zone, $aisle, $rack);
$answer['success'] = 1;
$answer['type'] = 'loc';
$answer['warehouse_id'] = $warehouse_id;
$answer['zone'] = $zone;
$answer['aisle'] = $aisle;
$answer['rack'] = $rack;
exit(json_encode($answer));
}
$result = $bm->lookup($barcode, $advanced_location);
$answer['success'] = 1;
$answer = array_merge($answer, $result);
} catch (Exception $e) {
$answer['message'] = $e->getMessage();
http_response_code(400);
exit(json_encode($answer));
$http_code = ($e->getMessage() === 'Barcode not found.') ? 404 : 400;
http_response_code($http_code);
}
$sth = $pdo2->prepare(
"SELECT sku, product_name, uom
FROM md_product
WHERE company_id = :company_id
AND (barcode = :barcode OR sku = :sku)
AND status > 0
ORDER BY (barcode = :barcode_order) DESC
LIMIT 1"
);
$sth->execute([
':company_id' => $company_id,
':barcode' => $barcode,
':sku' => $barcode,
':barcode_order' => $barcode,
]);
$product = $sth->fetch(PDO::FETCH_ASSOC);
if (!$product) {
$answer['message'] = 'Barcode not found.';
http_response_code(404);
exit(json_encode($answer));
}
$answer['success'] = 1;
$answer['type'] = 'raw';
$answer['sku'] = $product['sku'];
$answer['product_name'] = $product['product_name'];
$answer['uom'] = $product['uom'] ?? 'pcs';
exit(json_encode($answer));
?>