<?php

namespace App\Observers;

use App\Enums\Order\OrderStatus;
use App\Models\Order;
use App\Repositories\Log\LogRepositoryInterface;
use App\Services\Coupon\CouponService;

class OrderObserver
{
    public function __construct(
        public LogRepositoryInterface $logRepository
    ) {}
    /**
     * Handle the Order "created" event.
     */
    public function created(Order $order): void
    {
        if ($order->id) {
            $this->logRepository->create([
                'agent' => request()->userAgent(),
                'client_ip' => request()->getClientIp(),
                'username' => auth()->guard('admin')->user()->username ?? 'System',
                'description' => (auth()->guard('admin')->user()->username ?? 'System') . " created new Order with Order id: " . $order->id,
                'customer_id' => $order->customer_id
            ]);
        }
    }

    /**
     * Handle the Order "updated" event.
     */
    public function updated(Order $order): void
    {
        $this->syncCouponRedemption($order);

        if ($order->getDirty()) {
            foreach ($order->getDirty() as $attribute => $value) { {
                    if ($attribute !== 'updated_at') {
                        $old_value = $order->getRawOriginal($attribute);
                        $this->logRepository->create([
                            'agent' => request()->userAgent(),
                            'client_ip' => request()->getClientIp(),
                            'username' => auth()->guard('admin')->user()->username ?? 'System',
                            'description' => (auth()->guard('admin')->user()->username ?? 'System') . " Modified  Order ID#" . $order->id . " - #$attribute from $old_value to $value",
                            'customer_id' => $order->customer_id
                        ]);
                    }
                }
            }
        }
    }

    /**
     * Handle the Order "deleted" event.
     */
    public function deleted(Order $order): void
    {
        if ($order->coupon_id) {
            app(CouponService::class)->setReleased($order, true);
        }

        $this->logRepository->create([
            'agent' => request()->userAgent(),
            'client_ip' => request()->getClientIp(),
            'username' => auth()->guard('admin')->user()->username ?? 'System',
            'description' => (auth()->guard('admin')->user()->username ?? 'System') . " Deleted  Order ID#" . $order->getOriginal('id'),
            'customer_id' => $order->getOriginal('customer_id')
        ]);
    }

    /**
     * Handle the Order "restored" event.
     */
    public function restored(Order $order): void
    {
        //
    }

    /**
     * Handle the Order "force deleted" event.
     */
    public function forceDeleted(Order $order): void
    {
        //
    }

    private function syncCouponRedemption(Order $order): void
    {
        if (! $order->coupon_id || ! $order->wasChanged('status')) {
            return;
        }

        app(CouponService::class)->setReleased($order, (int) $order->status === OrderStatus::CANCELLED->value);
    }
}