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https://github.com/grocy/grocy.git
synced 2025-10-31 02:36:54 +00:00
501 lines
16 KiB
PHP
501 lines
16 KiB
PHP
<?php
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namespace Grocy\Services;
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class StockService extends BaseService
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{
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const TRANSACTION_TYPE_PURCHASE = 'purchase';
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const TRANSACTION_TYPE_CONSUME = 'consume';
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const TRANSACTION_TYPE_INVENTORY_CORRECTION = 'inventory-correction';
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const TRANSACTION_TYPE_PRODUCT_OPENED = 'product-opened';
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public function GetCurrentStock($includeNotInStockButMissingProducts = false)
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{
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$sql = 'SELECT * from stock_current';
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if ($includeNotInStockButMissingProducts)
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{
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$sql = 'SELECT * from stock_current WHERE best_before_date IS NOT NULL';
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}
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return $this->DatabaseService->ExecuteDbQuery($sql)->fetchAll(\PDO::FETCH_OBJ);
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}
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public function GetMissingProducts()
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{
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$sql = 'SELECT * from stock_missing_products';
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return $this->DatabaseService->ExecuteDbQuery($sql)->fetchAll(\PDO::FETCH_OBJ);
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}
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public function GetExpiringProducts(int $days = 5, bool $excludeExpired = false)
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{
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$currentStock = $this->GetCurrentStock(true);
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$currentStock = FindAllObjectsInArrayByPropertyValue($currentStock, 'best_before_date', date('Y-m-d', strtotime("+$days days")), '<');
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if ($excludeExpired)
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{
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$currentStock = FindAllObjectsInArrayByPropertyValue($currentStock, 'best_before_date', date('Y-m-d', strtotime('now')), '>');
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}
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return $currentStock;
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}
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public function GetProductDetails(int $productId)
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{
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if (!$this->ProductExists($productId))
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{
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throw new \Exception('Product does not exist');
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}
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$product = $this->Database->products($productId);
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$productStockAmount = $this->Database->stock()->where('product_id', $productId)->sum('amount');
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$productStockAmountOpened = $this->Database->stock()->where('product_id = :1 AND open = 1', $productId)->sum('amount');
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$productLastPurchased = $this->Database->stock_log()->where('product_id', $productId)->where('transaction_type', self::TRANSACTION_TYPE_PURCHASE)->where('undone', 0)->max('purchased_date');
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$productLastUsed = $this->Database->stock_log()->where('product_id', $productId)->where('transaction_type', self::TRANSACTION_TYPE_CONSUME)->where('undone', 0)->max('used_date');
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$nextBestBeforeDate = $this->Database->stock()->where('product_id', $productId)->min('best_before_date');
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$quPurchase = $this->Database->quantity_units($product->qu_id_purchase);
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$quStock = $this->Database->quantity_units($product->qu_id_stock);
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$lastPrice = null;
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$lastLogRow = $this->Database->stock_log()->where('product_id = :1 AND transaction_type = :2 AND undone = 0', $productId, self::TRANSACTION_TYPE_PURCHASE)->orderBy('row_created_timestamp', 'DESC')->limit(1)->fetch();
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if ($lastLogRow !== null && !empty($lastLogRow))
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{
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$lastPrice = $lastLogRow->price;
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}
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return array(
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'product' => $product,
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'last_purchased' => $productLastPurchased,
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'last_used' => $productLastUsed,
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'stock_amount' => $productStockAmount,
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'stock_amount_opened' => $productStockAmountOpened,
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'quantity_unit_purchase' => $quPurchase,
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'quantity_unit_stock' => $quStock,
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'last_price' => $lastPrice,
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'next_best_before_date' => $nextBestBeforeDate
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);
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}
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public function GetProductPriceHistory(int $productId)
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{
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if (!$this->ProductExists($productId))
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{
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throw new \Exception('Product does not exist');
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}
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$returnData = array();
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$rows = $this->Database->stock_log()->where('product_id = :1 AND transaction_type = :2 AND undone = 0', $productId, self::TRANSACTION_TYPE_PURCHASE)->whereNOT('price', null)->orderBy('purchased_date', 'DESC');
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foreach ($rows as $row)
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{
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$returnData[] = array(
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'date' => $row->purchased_date,
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'price' => $row->price
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);
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}
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return $returnData;
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}
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public function GetProductStockEntries($productId, $excludeOpened = false)
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{
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// In order of next use:
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// First expiring first, then first in first out
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if ($excludeOpened)
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{
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return $this->Database->stock()->where('product_id = :1 AND open = 0', $productId)->orderBy('best_before_date', 'ASC')->orderBy('purchased_date', 'ASC')->fetchAll();
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}
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else
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{
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return $this->Database->stock()->where('product_id', $productId)->orderBy('best_before_date', 'ASC')->orderBy('purchased_date', 'ASC')->fetchAll();
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}
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}
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public function AddProduct(int $productId, int $amount, string $bestBeforeDate, $transactionType, $purchasedDate, $price)
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{
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if (!$this->ProductExists($productId))
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{
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throw new \Exception('Product does not exist');
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}
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if ($transactionType === self::TRANSACTION_TYPE_PURCHASE || $transactionType === self::TRANSACTION_TYPE_INVENTORY_CORRECTION)
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{
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$stockId = uniqid();
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$logRow = $this->Database->stock_log()->createRow(array(
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'product_id' => $productId,
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'amount' => $amount,
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'best_before_date' => $bestBeforeDate,
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'purchased_date' => $purchasedDate,
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'stock_id' => $stockId,
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'transaction_type' => $transactionType,
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'price' => $price
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));
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$logRow->save();
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$returnValue = $this->Database->lastInsertId();
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$stockRow = $this->Database->stock()->createRow(array(
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'product_id' => $productId,
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'amount' => $amount,
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'best_before_date' => $bestBeforeDate,
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'purchased_date' => $purchasedDate,
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'stock_id' => $stockId,
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'price' => $price
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));
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$stockRow->save();
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return $returnValue;
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}
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else
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{
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throw new \Exception("Transaction type $transactionType is not valid (StockService.AddProduct)");
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}
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}
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public function ConsumeProduct(int $productId, int $amount, bool $spoiled, $transactionType, $specificStockEntryId = 'default')
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{
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if (!$this->ProductExists($productId))
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{
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throw new \Exception('Product does not exist');
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}
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if ($transactionType === self::TRANSACTION_TYPE_CONSUME || $transactionType === self::TRANSACTION_TYPE_INVENTORY_CORRECTION)
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{
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$productStockAmount = $this->Database->stock()->where('product_id', $productId)->sum('amount');
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$potentialStockEntries = $this->GetProductStockEntries($productId);
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if ($amount > $productStockAmount)
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{
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return false;
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}
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if ($specificStockEntryId !== 'default')
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{
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$potentialStockEntries = FindAllObjectsInArrayByPropertyValue($potentialStockEntries, 'stock_id', $specificStockEntryId);
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}
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foreach ($potentialStockEntries as $stockEntry)
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{
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if ($amount == 0)
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{
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break;
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}
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if ($amount >= $stockEntry->amount) // Take the whole stock entry
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{
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$logRow = $this->Database->stock_log()->createRow(array(
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'product_id' => $stockEntry->product_id,
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'amount' => $stockEntry->amount * -1,
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'best_before_date' => $stockEntry->best_before_date,
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'purchased_date' => $stockEntry->purchased_date,
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'used_date' => date('Y-m-d'),
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'spoiled' => $spoiled,
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'stock_id' => $stockEntry->stock_id,
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'transaction_type' => $transactionType,
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'price' => $stockEntry->price,
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'opened_date' => $stockEntry->opened_date
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));
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$logRow->save();
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$stockEntry->delete();
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$amount -= $stockEntry->amount;
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}
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else // Stock entry amount is > than needed amount -> split the stock entry resp. update the amount
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{
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$restStockAmount = $stockEntry->amount - $amount;
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$logRow = $this->Database->stock_log()->createRow(array(
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'product_id' => $stockEntry->product_id,
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'amount' => $amount * -1,
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'best_before_date' => $stockEntry->best_before_date,
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'purchased_date' => $stockEntry->purchased_date,
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'used_date' => date('Y-m-d'),
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'spoiled' => $spoiled,
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'stock_id' => $stockEntry->stock_id,
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'transaction_type' => $transactionType,
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'price' => $stockEntry->price,
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'opened_date' => $stockEntry->opened_date
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));
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$logRow->save();
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$stockEntry->update(array(
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'amount' => $restStockAmount
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));
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$amount = 0;
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}
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}
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return $this->Database->lastInsertId();
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}
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else
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{
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throw new Exception("Transaction type $transactionType is not valid (StockService.ConsumeProduct)");
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}
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}
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public function InventoryProduct(int $productId, int $newAmount, string $bestBeforeDate)
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{
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if (!$this->ProductExists($productId))
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{
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throw new \Exception('Product does not exist');
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}
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$productStockAmount = $this->Database->stock()->where('product_id', $productId)->sum('amount');
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if ($newAmount > $productStockAmount)
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{
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$productDetails = $this->GetProductDetails($productId);
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$amountToAdd = $newAmount - $productStockAmount;
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$this->AddProduct($productId, $amountToAdd, $bestBeforeDate, self::TRANSACTION_TYPE_INVENTORY_CORRECTION, date('Y-m-d'), $productDetails['last_price']);
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}
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else if ($newAmount < $productStockAmount)
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{
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$amountToRemove = $productStockAmount - $newAmount;
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$this->ConsumeProduct($productId, $amountToRemove, false, self::TRANSACTION_TYPE_INVENTORY_CORRECTION);
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}
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return $this->Database->lastInsertId();
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}
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public function OpenProduct(int $productId, int $amount, $specificStockEntryId = 'default')
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{
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if (!$this->ProductExists($productId))
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{
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throw new \Exception('Product does not exist');
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}
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$productStockAmount = $this->Database->stock()->where('product_id', $productId)->sum('amount');
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$potentialStockEntries = $this->GetProductStockEntries($productId, true);
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$product = $this->Database->products($productId);
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if ($amount > $productStockAmount)
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{
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return false;
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}
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if ($specificStockEntryId !== 'default')
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{
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$potentialStockEntries = FindAllObjectsInArrayByPropertyValue($potentialStockEntries, 'stock_id', $specificStockEntryId);
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}
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foreach ($potentialStockEntries as $stockEntry)
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{
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if ($amount == 0)
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{
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break;
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}
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$newBestBeforeDate = $stockEntry->best_before_date;
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if ($product->default_best_before_days_after_open > 0)
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{
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$newBestBeforeDate = date("Y-m-d", strtotime('+' . $product->default_best_before_days_after_open . ' days'));
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}
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if ($amount >= $stockEntry->amount) // Mark the whole stock entry as opened
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{
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$logRow = $this->Database->stock_log()->createRow(array(
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'product_id' => $stockEntry->product_id,
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'amount' => $stockEntry->amount,
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'best_before_date' => $stockEntry->best_before_date,
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'purchased_date' => $stockEntry->purchased_date,
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'stock_id' => $stockEntry->stock_id,
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'transaction_type' => self::TRANSACTION_TYPE_PRODUCT_OPENED,
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'price' => $stockEntry->price,
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'opened_date' => date('Y-m-d')
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));
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$logRow->save();
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$stockEntry->update(array(
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'open' => 1,
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'opened_date' => date('Y-m-d'),
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'best_before_date' => $newBestBeforeDate
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));
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$amount -= $stockEntry->amount;
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}
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else // Stock entry amount is > than needed amount -> split the stock entry
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{
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$restStockAmount = $stockEntry->amount - $amount;
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$newStockRow = $this->Database->stock()->createRow(array(
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'product_id' => $stockEntry->product_id,
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'amount' => $restStockAmount,
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'best_before_date' => $stockEntry->best_before_date,
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'purchased_date' => $stockEntry->purchased_date,
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'stock_id' => $stockEntry->stock_id,
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'price' => $stockEntry->price
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));
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$newStockRow->save();
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$logRow = $this->Database->stock_log()->createRow(array(
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'product_id' => $stockEntry->product_id,
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'amount' => $amount,
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'best_before_date' => $stockEntry->best_before_date,
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'purchased_date' => $stockEntry->purchased_date,
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'stock_id' => $stockEntry->stock_id,
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'transaction_type' => self::TRANSACTION_TYPE_PRODUCT_OPENED,
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'price' => $stockEntry->price,
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'opened_date' => date('Y-m-d')
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));
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$logRow->save();
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$stockEntry->update(array(
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'amount' => $amount,
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'open' => 1,
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'opened_date' => date('Y-m-d'),
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'best_before_date' => $newBestBeforeDate
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));
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$amount = 0;
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}
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}
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return $this->Database->lastInsertId();
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}
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public function AddMissingProductsToShoppingList()
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{
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$missingProducts = $this->GetMissingProducts();
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foreach ($missingProducts as $missingProduct)
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{
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$product = $this->Database->products()->where('id', $missingProduct->id)->fetch();
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$amount = ceil($missingProduct->amount_missing / $product->qu_factor_purchase_to_stock);
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$alreadyExistingEntry = $this->Database->shopping_list()->where('product_id', $missingProduct->id)->fetch();
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if ($alreadyExistingEntry) // Update
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{
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$alreadyExistingEntry->update(array(
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'amount_autoadded' => $amount
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));
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}
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else // Insert
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{
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$shoppinglistRow = $this->Database->shopping_list()->createRow(array(
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'product_id' => $missingProduct->id,
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'amount_autoadded' => $amount
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));
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$shoppinglistRow->save();
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}
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}
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}
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public function ClearShoppingList()
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{
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$this->Database->shopping_list()->delete();
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}
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private function ProductExists($productId)
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{
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$productRow = $this->Database->products()->where('id = :1', $productId)->fetch();
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return $productRow !== null;
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}
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private function LoadBarcodeLookupPlugin()
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{
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$pluginName = defined('GROCY_STOCK_BARCODE_LOOKUP_PLUGIN') ? GROCY_STOCK_BARCODE_LOOKUP_PLUGIN : '';
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if (empty($pluginName))
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{
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throw new \Exception('No barcode lookup plugin defined');
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}
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$path = GROCY_DATAPATH . "/plugins/$pluginName.php";
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if (file_exists($path))
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{
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require_once $path;
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return new $pluginName($this->Database->locations()->fetchAll(), $this->Database->quantity_units()->fetchAll());
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}
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else
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{
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throw new \Exception("Plugin $pluginName was not found");
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}
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}
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public function ExternalBarcodeLookup($barcode, $addFoundProduct)
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{
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$plugin = $this->LoadBarcodeLookupPlugin();
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$pluginOutput = $plugin->Lookup($barcode);
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if ($pluginOutput !== null) // Lookup was successful
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{
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if ($addFoundProduct === true)
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{
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// Add product to database and include new product id in output
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$newRow = $this->Database->products()->createRow($pluginOutput);
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$newRow->save();
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$pluginOutput['id'] = $newRow->id;
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}
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}
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return $pluginOutput;
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}
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public function UndoBooking($bookingId)
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{
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$logRow = $this->Database->stock_log()->where('id = :1 AND undone = 0', $bookingId)->fetch();
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if ($logRow == null)
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{
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throw new \Exception('Booking does not exist or was already undone');
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}
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$hasSubsequentBookings = $this->Database->stock_log()->where('stock_id = :1 AND id != :2 AND id > :2', $logRow->stock_id, $logRow->id)->count() > 0;
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if ($hasSubsequentBookings)
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{
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throw new \Exception('Booking has subsequent dependent bookings, undo not possible');
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}
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if ($logRow->transaction_type === self::TRANSACTION_TYPE_PURCHASE || ($logRow->transaction_type === self::TRANSACTION_TYPE_INVENTORY_CORRECTION && $logRow->amount > 0))
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{
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// Remove corresponding stock entry
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$stockRows = $this->Database->stock()->where('stock_id', $logRow->stock_id);
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$stockRows->delete();
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// Update log entry
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$logRow->update(array(
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'undone' => 1,
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'undone_timestamp' => date('Y-m-d H:i:s')
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));
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}
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elseif ($logRow->transaction_type === self::TRANSACTION_TYPE_CONSUME || ($logRow->transaction_type === self::TRANSACTION_TYPE_INVENTORY_CORRECTION && $logRow->amount < 0))
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{
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// Add corresponding amount back to stock
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$stockRow = $this->Database->stock()->createRow(array(
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'product_id' => $logRow->product_id,
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'amount' => $logRow->amount * -1,
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'best_before_date' => $logRow->best_before_date,
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'purchased_date' => $logRow->purchased_date,
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'stock_id' => $logRow->stock_id,
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'price' => $logRow->price,
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'opened_date' => $logRow->opened_date
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));
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$stockRow->save();
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// Update log entry
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$logRow->update(array(
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'undone' => 1,
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'undone_timestamp' => date('Y-m-d H:i:s')
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));
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}
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elseif ($logRow->transaction_type === self::TRANSACTION_TYPE_PRODUCT_OPENED)
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{
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// Remove opened flag from corresponding log entry
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$stockRows = $this->Database->stock()->where('stock_id = :1 AND amount = :2 AND purchased_date = :3', $logRow->stock_id, $logRow->amount, $logRow->purchased_date)->limit(1);
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$stockRows->update(array(
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'open' => 0,
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'opened_date' => null
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|
));
|
|
|
|
// Update log entry
|
|
$logRow->update(array(
|
|
'undone' => 1,
|
|
'undone_timestamp' => date('Y-m-d H:i:s')
|
|
));
|
|
}
|
|
else
|
|
{
|
|
throw new \Exception('This booking cannot be undone');
|
|
}
|
|
}
|
|
}
|