<?php

namespace App\Services;

use App\Http\Controllers\Controller;
use App\Models\Setting;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Str;

class ChatWebhookService
{
    public function ensureRegistered(): bool
    {
        $chatApi = Controller::Config('chat_api');
        $chatApiKey = Controller::Config('chat_api_key');

        if (!$chatApi || !$chatApiKey) {
            return false;
        }

        $host = preg_replace('#^https?://#', '', rtrim((string) $chatApi, '/'));
        $secret = $this->ensureSecret();
        if ($host === '' || $secret === '') {
            return false;
        }

        $webhookUrl = rtrim((string) config('app.url'), '/').'/api/chat/support-message-notify';

        try {
            $response = Http::timeout(8)->post('https://'.$host.'/api/projects/set-webhook', [
                'api_key' => $chatApiKey,
                'webhook_url' => $webhookUrl,
                'webhook_secret' => $secret,
            ]);

            return $response->successful();
        } catch (\Throwable $e) {
            Log::warning('chat webhook register failed', [
                'host' => $host,
                'error' => $e->getMessage(),
            ]);

            return false;
        }
    }

    public function ensureSecret(): string
    {
        $existing = trim((string) Controller::Config('chat_webhook_secret'));
        if ($existing !== '') {
            return $existing;
        }

        $secret = Str::random(48);

        $row = Setting::where('key', 'chat_webhook_secret')->first();
        if ($row) {
            if (trim((string) $row->value) === '') {
                $row->value = $secret;
                $row->save();
            } else {
                return (string) $row->value;
            }
        } else {
            Setting::create([
                'key' => 'chat_webhook_secret',
                'value' => $secret,
                'title_fa' => 'رمز وب‌هوک چت',
                'is_active' => true,
                'can_edit' => 0,
                'description' => 'رمز مشترک بین لاراول و سرور چت برای اعلان پیام پشتیبانی. فقط سرور؛ در صورت خالی بودن به‌صورت خودکار ساخته می‌شود.',
                'type' => 'text',
            ]);
        }

        return $secret;
    }
}