72 lines
1.9 KiB
PHP
72 lines
1.9 KiB
PHP
<?php
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namespace App\Traits\Purchase;
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use App\Models\Bottle;
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use App\Models\Perfume;
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use App\Models\Product;
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trait WithUpdateStock
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{
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public function increaseOutletStock($outlet, $item)
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{
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$quantity = $item->quantity;
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switch ($item->purchasable_type) {
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case Perfume::class:
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$relation = 'perfumes';
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break;
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case Product::class:
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$relation = 'products';
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break;
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case Bottle::class:
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$relation = 'bottles';
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break;
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default:
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return;
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}
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$existing = $outlet->{$relation}()->where("{$relation}.id", $item->purchasable_id)->first();
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if ($existing) {
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$currentStock = $existing->pivot->stock ?? 0;
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$outlet->{$relation}()->updateExistingPivot($item->purchasable_id, [
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'stock' => $currentStock + $quantity,
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]);
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} else {
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$outlet->{$relation}()->attach($item->purchasable_id, [
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'stock' => $quantity,
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]);
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}
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}
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public function decreaseOutletStock($outlet, $item)
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{
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$quantity = $item->quantity;
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switch ($item->purchasable_type) {
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case Perfume::class:
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$relation = 'perfumes';
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break;
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case Product::class:
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$relation = 'products';
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break;
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case Bottle::class:
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$relation = 'bottles';
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break;
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default:
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return;
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}
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$existing = $outlet->{$relation}()->where("{$relation}.id", $item->purchasable_id)->first();
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if ($existing) {
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$currentStock = $existing->pivot->stock ?? 0;
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$newStock = max(0, $currentStock - $quantity);
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$outlet->{$relation}()->updateExistingPivot($item->purchasable_id, [
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'stock' => $newStock,
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]);
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}
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}
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}
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