migrate to gtea from bistbucket

public/restaurant/app/Helper/StockHelper.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace App\Helper;
+
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Log;
+use Modules\Restaurant\Models\Ingredient;
+use Modules\Restaurant\Models\Stock;
+
+class StockHelper
+{
+    /**
+     * Update ingredient stock and log the movement.
+     *
+     * @param  string  $type  (purchase, usage, return, damage, transfer_in, transfer_out)
+     * @param  float|null  $unitCost  (cost per unit)
+     * @param  string|null  $refType  (e.g., Purchase, Order, Wastage)
+     */
+    public static function updateStock(
+        int $ingredientId,
+        float $quantity,
+        string $type,
+        ?float $unitCost = null,
+        ?string $refType = null,
+        ?int $refId = null,
+        ?string $batchNo = null,
+        ?string $expiryDate = null,
+        ?int $restaurantId = null,
+        ?int $addedBy = null
+    ): void {
+        $ingredient = Ingredient::find($ingredientId);
+        if (! $ingredient) {
+            return;
+        }
+
+        // Determine signed quantity based on type
+        $signedQty = in_array($type, ['purchase', 'return', 'transfer_in', 'adjust_plus'])
+            ? $quantity
+            : -$quantity;
+
+        // Update ingredient stock
+        $ingredient->increment('stock_quantity', $signedQty);
+
+        // Calculate total cost if unit cost is provided
+        $totalCost = $unitCost !== null ? $unitCost * $quantity : null;
+
+        // Record in stocks table
+        Stock::create([
+            'restaurant_id' => $restaurantId ?? $ingredient->restaurant_id ?? null,
+            'ingredient_id' => $ingredientId,
+            'type' => $type,
+            'quantity' => $quantity,
+            'unit_cost' => $unitCost,
+            'total_cost' => $totalCost,
+            'reference_type' => $refType,
+            'purchase_id' => $refId,
+            'batch_no' => $batchNo,
+            'expiry_date' => $expiryDate,
+            'added_by' => $addedBy ?? Auth::id(),
+            'remarks' => ucfirst($type).' stock movement',
+        ]);
+    }
+}