create crud product categories and partial update crud products with dealers stock

database/seeders/ProductAndCategorySeeder.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Models\Product;
+use App\Models\ProductCategory;
+use Illuminate\Database\Seeder;
+
+class ProductAndCategorySeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        $categories = [
+            'Oli & Pelumas' => [
+                ['code' => 'OLI001', 'name' => 'Oli Mesin 10W-40'],
+                ['code' => 'OLI002', 'name' => 'Oli Gardan'],
+            ],
+            'Aki & Kelistrikan' => [
+                ['code' => 'AKI001', 'name' => 'Aki Kering 12V'],
+                ['code' => 'AKI002', 'name' => 'Regulator Rectifier'],
+            ],
+            'Rem' => [
+                ['code' => 'REM001', 'name' => 'Kampas Rem Belakang'],
+                ['code' => 'REM002', 'name' => 'Cakram Depan'],
+            ],
+        ];
+
+        
+        foreach ($categories as $categoryName => $products) {
+            $category = ProductCategory::firstOrCreate(
+                ['name' => $categoryName],
+                ['created_at' => now(), 'updated_at' => now()]
+            );
+
+            foreach ($products as $product) {
+                Product::updateOrCreate(
+                    ['code' => $product['code']],
+                    [
+                        'name' => $product['name'],
+                        'description' => $product['name'],
+                        'product_category_id' => $category->id
+                    ]
+                );
+            }
+        }
+    }
+}