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79 lines
2.2 KiB
PHP
79 lines
2.2 KiB
PHP
<?php
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namespace Grocy\Helpers;
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class KrogerToGrocyConverter
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{
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// Fields returned: 'name', 'location_id', 'qu_id_purchase', 'qu_id_stock',
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// 'qu_factor_purchase_to_stock', 'barcode', 'default_best_before_days'
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// 'quantity', 'transaction_date', 'price_paid'
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public static function ConvertJson($data, $default_quantity_units, $default_location_id)
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{
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if (array_key_exists("data", $data))
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{
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$data = $data['data'];
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}
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$products = array();
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foreach ($data as &$receipt)
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{
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if (!array_key_exists("items", $receipt))
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{
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continue;
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}
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$dateArray = date_parse($receipt['transactionTime']) ?: getdate();
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$transactionDate = sprintf("%04d-%02d-%02d", $dateArray["year"], $dateArray["month"], $dateArray["day"]);
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foreach ($receipt['items'] as &$item)
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{
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if (!array_key_exists("detail", $item))
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{
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continue;
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}
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$product = null;
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$barcode = KrogerToGrocyConverter::ConvertUpcToBarcode($item["baseUpc"]);
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$product = array(
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'name' => $item["detail"]["description"],
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'location_id' => $default_location_id,
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'qu_id_purchase' => $default_quantity_units,
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'qu_id_stock' => $default_quantity_units,
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'qu_factor_purchase_to_stock' => 1,
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'barcode' => $barcode,
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'default_best_before_days' => 21,
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'quantity' => $item['quantity'],
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'transaction_date' => $transactionDate,
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'price_paid' => $item['pricePaid']
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);
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array_push($products, $product);
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}
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}
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return $products;
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}
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// Anatomy of a barcode: 0 07222526014 2
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// ^ ^ ^
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// country code upc computed check digit
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public static function ConvertUpcToBarcode($upc)
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{
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$upclen = strlen($upc);
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if ($upclen < 11 && intval($upc) > 0)
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{
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throw new \Exception('UPC code should be at least 11 digits');
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}
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$countryCode = $upclen > 11 ? $upc[$upclen - 12] : 0 /*US/Canda*/;
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$upc = substr($upc, $upclen - 11);
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$checkSum = (intval($upc[0]) + intval($upc[2]) + intval($upc[4]) + intval($upc[6]) + intval($upc[8]) + $upc[10]) * 3;
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$checkSum = $checkSum + intval($upc[1]) + intval($upc[3]) + intval($upc[5]) + intval($upc[7]) + intval($upc[9]);
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$checkDigit = 10 - ($checkSum % 10);
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return $countryCode . $upc . strval($checkDigit);
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}
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}
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?>
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