<?php

namespace App\Http\Controllers\Api\Service;

use App\Http\Controllers\Controller;
use App\Http\Requests\Api\Order\CouponPreviewRequest;
use App\Models\Product;
use App\Services\Api\Order\OrderService;
use App\Services\Coupon\CouponService;
use Illuminate\Http\JsonResponse;

class CouponPreviewController extends Controller
{
    public function __invoke(CouponPreviewRequest $request, OrderService $orders, CouponService $coupons): JsonResponse
    {
        $data = $request->validated();
        $data['product_id'] = Product::where('uuid', $data['product_id'])->value('id');

        try {
            $quote = $orders->quote($data);
        } catch (\InvalidArgumentException $e) {
            return response()->json(['success' => false, 'message' => $e->getMessage()], 400);
        }

        $applied = $coupons->preview(
            $data['coupon_code'],
            $request->user(),
            $quote['product'],
            $data['billing_cycle'],
            $quote['sub_total'],
        );

        return response()->json([
            'success' => true,
            'data' => [
                'code' => $applied['coupon']->code,
                'name' => $applied['coupon']->name,
                'sub_total' => $quote['sub_total'],
                'discount' => $applied['discount'],
                'total' => $quote['sub_total'] - $applied['discount'],
            ],
        ]);
    }
}