<?php

namespace Database\Seeders;

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

class OrderSeeder extends Seeder
{
    /**
     * Run the database seeds.
     */
    public function run(): void
    {
        $users = User::all();
        $products = Product::all();

        if ($users->isEmpty() || $products->isEmpty()) {
            return;
        }

        // Random Historical Data (Last 1 Year)
        Order::factory(50)->create()->each(fn ($order) => $this->createOrderWithItems($order, $users, $products));

        // Data Kemarin
        Order::factory(rand(5, 15))->create([
            'created_at' => now()->subDay()->setHour(rand(8, 20)),
        ])->each(fn ($order) => $this->createOrderWithItems($order, $users, $products));

        // Data Hari Ini
        Order::factory(rand(5, 15))->create([
            'created_at' => now()->setHour(rand(8, 20)),
        ])->each(fn ($order) => $this->createOrderWithItems($order, $users, $products));
    }

    /**
     * Helper method to create items for an order and update order totals.
     */
    private function createOrderWithItems(Order $order, $users, $products): void
    {
        $itemsCount = rand(1, 4);
        $totalOrderPrice = 0;
        $totalOrderHpp = 0;

        for ($i = 0; $i < $itemsCount; $i++) {
            $product = $products->random();
            $qty = rand(1, 5);
            $price = rand(100000, 300000);
            $itemTotal = $qty * $price;

            // Assuming cogs is 70% of price for simulation
            $cogs = intval($price * 0.7);
            $totalOrderHpp += ($cogs * $qty);

            OrderItem::factory()->create([
                'order_id' => $order->id,
                'user_id' => $users->random()->id,
                'product_id' => $product->id,
                'qty' => $qty,
                'price' => $price,
                'total' => $itemTotal,
                'created_at' => $order->created_at,
            ]);

            $product->decrement('stock', $qty);
            $totalOrderPrice += $itemTotal;
        }

        $discount = rand(0, 1) ? rand(5000, 20000) : 0;
        $finalTotal = max(0, $totalOrderPrice - $discount);

        $order->update([
            'cogs' => $totalOrderHpp,
            'subtotal' => $totalOrderPrice,
            'discount' => $discount,
            'total' => $finalTotal,
            'payment' => $finalTotal, // Assume fully paid
        ]);
    }
}