<?php

namespace Database\Seeders;

use App\Models\Order;
use App\Models\OrderItem;
use App\Models\Product;
use Illuminate\Database\Seeder;

class OrderSeeder extends Seeder
{
    public function run(): void
    {
        // Create some products first
        $products = [];
        $categories = ['Electronics', 'Clothing', 'Home & Garden'];

        for ($i = 1; $i <= 10; $i++) {
            $products[] = Product::updateOrCreate(
                ['sku' => 'DEMO-SKU-' . str_pad((string) $i, 3, '0', STR_PAD_LEFT)],
                [
                    'name' => 'Demo Product ' . $i,
                    'description' => 'A sample product for order fulfillment demo',
                    'price' => round(mt_rand(1000, 50000) / 100, 2),
                    'stock_quantity' => mt_rand(50, 500),
                    'category' => $categories[array_rand($categories)],
                    'status' => 'active',
                ]
            );
        }

        // Create 5 sample orders
        $customers = [
            ['name' => 'Alice Johnson', 'email' => 'alice@example.com'],
            ['name' => 'Bob Smith', 'email' => 'bob@example.com'],
            ['name' => 'Carol Williams', 'email' => 'carol@example.com'],
            ['name' => 'David Brown', 'email' => 'david@example.com'],
            ['name' => 'Eve Davis', 'email' => 'eve@example.com'],
        ];

        foreach ($customers as $index => $customer) {
            $order = Order::updateOrCreate(
                ['order_number' => 'ORD-' . str_pad((string) ($index + 1), 5, '0', STR_PAD_LEFT)],
                [
                    'customer_name' => $customer['name'],
                    'customer_email' => $customer['email'],
                    'status' => 'pending',
                    'total_amount' => 0,
                ]
            );

            $totalAmount = 0;
            $itemCount = mt_rand(1, 4);

            $selectedProducts = array_rand($products, min($itemCount, count($products)));
            if (!is_array($selectedProducts)) {
                $selectedProducts = [$selectedProducts];
            }

            foreach ($selectedProducts as $productIndex) {
                $product = $products[$productIndex];
                $quantity = mt_rand(1, 5);
                $unitPrice = $product->price;

                OrderItem::create([
                    'order_id' => $order->id,
                    'product_id' => $product->id,
                    'quantity' => $quantity,
                    'unit_price' => $unitPrice,
                ]);

                $totalAmount += $quantity * $unitPrice;
            }

            $order->update(['total_amount' => $totalAmount]);
        }

        $this->command->info('Created 10 demo products and 5 sample orders');
    }
}