<?php

namespace App\Services;

use App\Mail\Admin\ServiceCancellationRequestMail;
use App\Models\Notification;
use App\Models\ServiceCancellationRequest;
use App\Models\Setting;
use App\Support\AutoEmailGate;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Mail;

class ServiceCancellationNotifier
{
    public function notify(ServiceCancellationRequest $request, ?string $clientIp): void
    {
        $request->loadMissing(['service.product', 'customer']);
        $service = $request->service;
        $customer = $request->customer;
        $serviceName = $service->server_name ?: ($service->product?->name ?? 'Dịch vụ');

        Notification::notifyAdmins([
            'type'  => 'service_cancellation_request',
            'title' => 'Khách hàng yêu cầu hủy dịch vụ',
            'body'  => "{$customer->fullname} yêu cầu hủy dịch vụ {$serviceName}. Lý do: {$request->reason}",
            'link'  => '/services/' . $service->id,
            'data'  => ['service_id' => $service->id, 'request_id' => $request->id],
        ]);

        $adminEmail = json_decode((string) Setting::where('key', 'setting')->value('value'), true)['admin_email'] ?? null;
        if (! $adminEmail || ! AutoEmailGate::allows('admin_service_cancellation_request')) {
            return;
        }

        try {
            Mail::to($adminEmail)->queue(new ServiceCancellationRequestMail([
                'customer_name'  => (string) $customer->fullname,
                'customer_email' => (string) $customer->email,
                'product_name'   => (string) ($service->product?->name ?? 'Dịch vụ'),
                'server_name'    => (string) $service->server_name,
                'expires_at'     => $service->expires_at?->format('d/m/Y') ?? 'N/A',
                'cancel_reason'  => $request->reason,
                'client_ip'      => (string) $clientIp,
                'created_at'     => $request->created_at->format('d/m/Y H:i:s'),
                'admin_url'      => rtrim(env('ADMIN_URL', config('app.url')), '/') . '/services/' . $service->id,
            ]));
        } catch (\Throwable $e) {
            Log::error('Không gửi được email yêu cầu hủy dịch vụ', ['service_id' => $service->id, 'error' => $e->getMessage()]);
        }
    }
}