<?php

namespace App\Http\Controllers;

use App\Billing\PaymentGatewayManager;
use App\Models\BillingOrder;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Inertia\Response;
use Throwable;

class CheckoutController extends Controller
{
    public function show(string $order): Response
    {
        return $this->render($order);
    }

    public function returned(string $order): Response
    {
        return $this->render($order);
    }

    public function retry(Request $request, string $order, PaymentGatewayManager $gateways): RedirectResponse
    {
        $billingOrder = BillingOrder::withoutGlobalScope('tenant')->where('uuid', $order)->where('status', 'pending')->firstOrFail();
        try {
            $driver = $gateways->driver($billingOrder->gateway);
            $methods = collect($driver->paymentMethods($billingOrder));
            if ($methods->isNotEmpty()) {
                $data = $request->validate(['payment_method' => ['required', 'string']]);
                abort_unless($methods->contains('code', $data['payment_method']), 422, 'Kanal pembayaran tidak tersedia.');
                $billingOrder->update(['payment_method' => $data['payment_method']]);
            }
            $billingOrder->update($driver->createCheckout($billingOrder->fresh()));
            $billingOrder->update(['metadata' => collect($billingOrder->metadata ?? [])->except('gateway_error')->all()]);
        } catch (Throwable $exception) {
            report($exception);

            return back()->withErrors(['payment' => str($exception->getMessage())->after(':')->trim()->toString() ?: 'Gateway pembayaran belum siap.']);
        }

        return redirect()->away($billingOrder->checkout_url);
    }

    private function render(string $uuid): Response
    {
        $order = BillingOrder::withoutGlobalScope('tenant')->where('uuid', $uuid)->firstOrFail();
        $plan = config("billing.plans.{$order->plan_code}");
        $methods = [];
        $gatewayError = null;
        if ($order->status === 'pending' && ! $order->checkout_url) {
            try {
                $methods = app(PaymentGatewayManager::class)->driver($order->gateway)->paymentMethods($order);
            } catch (Throwable $exception) {
                report($exception);
                $gatewayError = str($exception->getMessage())->after(':')->trim()->toString();
            }
        }

        return Inertia::render('checkout/show', ['order' => [
            'uuid' => $order->uuid, 'plan' => $plan['name'], 'status' => $order->status,
            'total' => $order->total, 'currency' => $order->currency, 'checkout_url' => $order->checkout_url,
            'expires_at' => $order->expires_at?->toIso8601String(), 'gateway' => $order->gateway,
            'payment_method' => $order->payment_method, 'payment_methods' => $methods,
            'gateway_error' => $gatewayError,
        ]]);
    }
}