services/GigaChatService.php - main - chieforik/AgroPro

services/GigaChatService.php
173 строки5 KB
Орловский Александр
Первый
25 сен 2025, 02:26
25 сен 2025, 02:261567008
<?php

namespace app\services;

use app\models\GigaChatMessage;
use Exception;
use GuzzleHttp\Client;
use Ramsey\Uuid\Uuid;
use Yii;
use yii\base\Component;

class GigaChatService extends Component
{
    private $lastRequestTime = 0;
    public $clientId;
    public $clientSecret;
    public $scope = 'GIGACHAT_API_PERS';


    private $accessToken;
    private $httpClient;

    /**
     * @throws Exception
     */
    public function init(): void
    {
        parent::init();
        $this->httpClient = new Client();
        $this->authenticate();
    }

    /**
     * Аутентификация и получение токена
     * @throws Exception
     */
    private function authenticate(): void
    {
        $credentials = base64_encode("{$this->clientId}:{$this->clientSecret}");

        try {
            $response = $this->httpClient->post('https://ngw.devices.sberbank.ru:9443/api/v2/oauth', [
                'headers' => [
                    'Authorization' => 'Basic ' . $credentials,
                    'RqUID' => $this->generateUuid(),
                    'Content-Type' => 'application/x-www-form-urlencoded',
                ],
                'form_params' => [
                    'scope' => $this->scope,
                ],
                'verify' => false, // Отключил проверку SSL для тестов
            ]);

            $data = json_decode($response->getBody()->getContents(), true);
            $this->accessToken = $data['access_token'];

        } catch (Exception $e) {
            Yii::error('GigaChat authentication error: ' . $e->getMessage());
            throw new Exception('Failed to authenticate with GigaChat');
        }
    }

    /**
     * Отправка сообщения в GigaChat
     * @throws Exception
     */
    public function sendMessage($message, $model = 'GigaChat-2-Max')
    {
        if (!$this->accessToken) {
            $this->authenticate();
        }

        try {
            $response = $this->httpClient->post('https://gigachat.devices.sberbank.ru/api/v1/chat/completions', [
                'headers' => [
                    'Authorization' => 'Bearer ' . $this->accessToken,
                    'Content-Type' => 'application/json',
                ],
                'json' => [
                    'model' => $model,
                    'messages' => [
                        [
                            'role' => 'user',
                            'content' => $message,
                        ]
                    ],
                    'temperature' => 1,
                    'top_p' => 0.1,
                    'n' => 1,
                    'stream' => false,
//                    'max_tokens' => 512,
                    'repetition_penalty' => 1,
                ],
                'verify' => false,
            ]);

            $data = json_decode($response->getBody()->getContents(), true);

            return $data['choices'][0]['message']['content'] ?? 'Нет ответа от GigaChat';

        } catch (Exception $e) {
            Yii::error('GigaChat API error: ' . $e->getMessage());
            return 'Error: ' . $e->getMessage();
        }
    }

    /**
     * Генерация UUID для запроса
     */
    private function generateUuid(): string
    {
        return Uuid::uuid4()->toString();
    }

    /**
     * Отправка сообщения с сохранением в БД
     * @throws Exception
     */
    public function sendAndSaveMessage($message, $model = 'GigaChat', $sessionId = null)
    {
        $currentTime = time();
        if ($currentTime - $this->lastRequestTime < 1) {
            Yii::warning('Повторный запрос', 'gigachat');
            return 'Пожалуйста, подождите перед отправкой следующего сообщения';
        }
        $this->lastRequestTime = $currentTime;
        if (!$this->accessToken) {
            $this->authenticate();
        }

        try {
            $response = $this->httpClient->post('https://gigachat.devices.sberbank.ru/api/v1/chat/completions', [
                'headers' => [
                    'Authorization' => 'Bearer ' . $this->accessToken,
                    'Content-Type' => 'application/json',
                ],
                'json' => [
                    'model' => $model,
                    'messages' => [
                        [
                            'role' => 'user',
                            'content' => $message,
                        ]
                    ],
                    'temperature' => 1,
                    'top_p' => 0.1,
                    'n' => 1,
                    'stream' => false,
                    'repetition_penalty' => 1,
                ],
                'verify' => false,
            ]);

            $data = json_decode($response->getBody()->getContents(), true);
            $aiResponse = $data['choices'][0]['message']['content'] ?? 'No response from GigaChat';

            // Сохраняем в базу данных
            GigaChatMessage::saveMessage($message, $aiResponse, $sessionId);

            return $aiResponse;

        } catch (Exception $e) {
            Yii::error('GigaChat API error: ' . $e->getMessage());

            // Сохраняем сообщение об ошибке
            GigaChatMessage::saveMessage($message, 'Error: ' . $e->getMessage(), $sessionId);

            return 'Error: ' . $e->getMessage();
        }

    }

}