<?php

namespace App\Observers;

use App\Components\Helpers;
use App\Models\Coupon;
use App\Models\Order;
use App\Services\OrderService;
use Arr;

class OrderObserver
{

    public function updated(Order $order): void
    {
        $changes = $order->getChanges();
        if (Arr::exists($changes, 'status')) {
            // 本地订单-在线订单 关闭互联
            if ($changes['status'] === -1) {
                $payment = $order->payment;
                if ($payment) {
                    // 关闭在线订单
                    $payment->update(['status' => -1]);
                    // 退回优惠券
                    if ($order->coupon_id && $this->returnCoupon(
                            $order->coupon
                        )) {
                        Helpers::addCouponLog(
                            '订单超时未支付，自动退回',
                            $order->coupon_id,
                            $order->goods_id,
                            $order->id
                        );
                    }
                }
            }

            // 本地订单-在线订单 支付成功互联
            if ($changes['status'] === 2 && $order->getOriginal(
                    'status'
                ) !== 3) {
                (new OrderService($order))->receivedPayment();
            }
        }

        // 套餐订单-流量包订单互联
        if (Arr::exists($changes, 'is_expire') && $changes['is_expire'] === 1) {
            // 过期生效中的加油包
            Order::userActivePackage($order->user_id)->update(
                ['is_expire' => 1]
            );

            // 检查该订单对应用户是否有预支付套餐
            $prepaidOrder = Order::userPrepay($order->user_id)->oldest()->first(
            );

            if ($prepaidOrder) {
                (new OrderService($prepaidOrder))->activatePrepaidPlan();
            }
        }
    }

    // 返回优惠券
    private function returnCoupon(Coupon $coupon): bool
    {
        if ($coupon && $coupon->type !== 3) {
            return $coupon->update(
                ['usable_times' => $coupon->usable_times + 1, 'status' => 0]
            );
        }

        return false;
    }

}