SpiceManagementSystem/app/Filament/User/Resources/ProductResource/Pages/EditProduct.php

<?php

namespace App\Filament\User\Resources\ProductResource\Pages;

use App\Filament\User\Resources\ProductResource;
use App\Models\Recipe;
use Filament\Actions;
use Filament\Resources\Pages\EditRecord;

class EditProduct extends EditRecord
{
    protected static string $resource = ProductResource::class;

    protected function getHeaderActions(): array
    {
        return [
            Actions\DeleteAction::make(),
        ];
    }

    protected function afterSave(): void {
        $this->syncSizes();
        $this->syncRecipe();
    }

    protected function syncSizes(): void {
        $product = $this->record;

        $sizes = collect($this->data['sizes'] ?? [])
            ->mapWithKeys(function ($size) {
                return [
                    $size['packing_id'] => [
                        'description' => $size['description'] ?? null,
                        'price'       => $size['price'],
                        'sku'         => $size['sku'] ?? null,
                        'gtin'        => $size['gtin'] ?? null,
                    ],
                ];
            })
            ->toArray();

        $product->sizes()->sync($sizes);
    }

    protected function syncRecipe(): void
    {
        $product = $this->record;
        $name   = $this->data['recipe_name'] ?? null;
        $spices = $this->data['recipe_spices'] ?? [];

        if (! $name) {
            return;
        }

        $pivotData = collect($spices)->mapWithKeys(fn ($s) => [
            $s['spice_id'] => ['amount_in_percent' => $s['amount_in_percent']],
        ])->toArray();

        if ($product->recipe) {
            $product->recipe->update(['name' => $name]);
            $product->recipe->spices()->sync($pivotData);
        } else {
            $nextVersion = Recipe::where('product_id', $product->id)->max('version') + 1;
            $recipe = Recipe::create([
                'name'       => $name,
                'product_id' => $product->id,
                'version'    => $nextVersion,
            ]);
            $recipe->spices()->sync($pivotData);
            $product->update(['recipes_id' => $recipe->id]);
        }
    }
}