<?php

namespace App\Http\Controllers;

use App\Models\Order;
use App\Models\OrderItem;
use Illuminate\Http\Request;
use Illuminate\Support\Str;

class CheckoutController extends Controller
{
    public function index()
    {
        $cart = session()->get('cart', []);

        if (empty($cart)) {
            return redirect()->route('cart.index')->with('error', 'Je winkelwagen is nog leeg.');
        }

        $subtotal = 0;
        foreach ($cart as $item) {
            $subtotal += $item['price'] * $item['quantity'];
        }

        $shipping = $subtotal > 50 ? 0.00 : 4.95;
        $total = $subtotal + $shipping;

        return view('checkout.index', compact('cart', 'subtotal', 'shipping', 'total'));
    }

    public function store(Request $request)
    {
        $cart = session()->get('cart', []);

        if (empty($cart)) {
            return redirect()->route('cart.index')->with('error', 'Je winkelwagen is leeg.');
        }

        $validated = $request->validate([
            'customer_name' => 'required|string|max:255',
            'customer_email' => 'required|email|max:255',
            'customer_phone' => 'nullable|string|max:50',
            'shipping_street' => 'required|string|max:255',
            'shipping_number' => 'required|string|max:50',
            'shipping_postal_code' => 'required|string|max:20',
            'shipping_city' => 'required|string|max:100',
            'notes' => 'nullable|string|max:1000',
            'payment_method' => 'required|string|in:ideal,bancontact,overboeking',
        ]);

        $subtotal = 0;
        foreach ($cart as $item) {
            $subtotal += $item['price'] * $item['quantity'];
        }

        $shipping = $subtotal > 50 ? 0.00 : 4.95;
        $total = $subtotal + $shipping;

        $orderNumber = 'J3D-'.date('Y').'-'.strtoupper(Str::random(6));

        $order = Order::create([
            'order_number' => $orderNumber,
            'customer_name' => $validated['customer_name'],
            'customer_email' => $validated['customer_email'],
            'customer_phone' => $validated['customer_phone'] ?? null,
            'shipping_street' => $validated['shipping_street'],
            'shipping_number' => $validated['shipping_number'],
            'shipping_postal_code' => $validated['shipping_postal_code'],
            'shipping_city' => $validated['shipping_city'],
            'shipping_country' => 'Nederland',
            'notes' => $validated['notes'] ?? null,
            'status' => 'in_behandeling',
            'subtotal' => $subtotal,
            'shipping_cost' => $shipping,
            'total' => $total,
            'payment_status' => 'in_afwachting',
            'payment_method' => $validated['payment_method'],
        ]);

        foreach ($cart as $item) {
            OrderItem::create([
                'order_id' => $order->id,
                'product_id' => $item['id'],
                'product_name' => $item['name'],
                'material' => $item['material'] ?? null,
                'color' => $item['color'] ?? null,
                'scale' => $item['scale'] ?? '100%',
                'infill' => $item['infill'] ?? 'Standaard (20%)',
                'quantity' => $item['quantity'],
                'unit_price' => $item['price'],
                'total_price' => $item['price'] * $item['quantity'],
            ]);
        }

        // Leeg winkelwagen na succesvolle plaatsing
        session()->forget('cart');

        return redirect()->route('checkout.success', $order->order_number);
    }

    public function success($orderNumber)
    {
        $order = Order::with('items')->where('order_number', $orderNumber)->firstOrFail();

        return view('checkout.success', compact('order'));
    }
}