";
        print_r($db_img_path);
        echo "
";die;
        Db::name('product')->where('id', $data['id'])->update([
            'createTime' => date('Y-m-d H:i:s'),
            'content' => $data['prompt'],
            'product_new_img' => $db_img_path
        ]);
        $record = [
            'product_id' => $data['id'],
            'product_new_img' => $db_img_path,
            'product_content' => $data['prompt'],
            'template_id' => $data['template_id'] ?? 0,
            'createTime' => date('Y-m-d H:i:s'),
        ];
        Db::name('product_image')->insert($record);

        return $db_img_path;
    }

    /**
     * 文生图处理函数
     * 描述：根据提示词调用图像生成接口，保存图像文件，并更新数据库
     */
    public function textToImage($data,$prompt,$img_name)
    {
        $fileName = $data["file_name"];
        $outputDirRaw = $data["outputDir"];
        $width = $data["width"];
        $height = $data["height"];
        $selectedOption = $data["selectedOption"];
        $executeKeywords = $data["executeKeywords"];
        $sourceDir = $data["sourceDir"];

        $rootPath = str_replace('\\', '/', ROOT_PATH);
        $outputDir = rtrim($rootPath . 'public/' . $outputDirRaw, '/') . '/';
        $dateDir = date('Y-m-d') . '/';
        $fullBaseDir = $outputDir . $dateDir;

        // 创建输出目录
        foreach ([$fullBaseDir, $fullBaseDir . '1024x1024/', $fullBaseDir . "{$width}x{$height}/"] as $dir) {
            if (!is_dir($dir)) mkdir($dir, 0755, true);
        }
        // 确保目录存在
        if (!is_dir($fullBaseDir . '2048x2048/')) {
            mkdir($fullBaseDir . '2048x2048/', 0755, true);
        }

        // 获取图像记录
        $record = Db::name('text_to_image')
            ->where('old_image_url', 'like', "%{$fileName}")
            ->order('id desc')
            ->find();


        Db::name('text_to_image')->where('id', $record['id'])->update([
            'new_image_url' => '',
        ]);

        if (!$record) return '没有找到匹配的图像记录';

        //判断是否执行几何图
        if($executeKeywords == false){
            // 过滤关键词
            $prompt = preg_replace('/[\r\n\t]+/', ' ', $prompt);
            foreach (['几何', 'geometry', 'geometric'] as $keyword) {
                if (stripos($prompt, $keyword) !== false) {
                    Db::name('text_to_image')->where('id', $record['id'])->update([
                        'status' => 3,
                        'error_msg' => "包含关键词".$keyword,
                        'update_time' => date('Y-m-d H:i:s')
                    ]);
                    return "包含关键词 - {$keyword}";
                }
            }
        }

        $template = Db::name('template')
            ->field('id,english_content,content')
            ->where('path',$sourceDir)
            ->where('ids',1)
            ->find();

        // AI 图像生成调用
        $ai = new AIGatewayService();
        $response = $ai->buildRequestData('文生图',$template['content'].$prompt, $selectedOption);

        if (isset($response['error'])) {
            throw new \Exception("❌ 图像生成失败：" . $response['error']['message']);
        }

        // 支持 URL 格式（为主）和 base64
        $imgData = null;
        if (isset($res['candidates'][0]['content']['parts'][0]['text'])) {
            $text_content = $res['candidates'][0]['content']['parts'][0]['text'];
            // 匹配base64图片数据
            preg_match('/data:image\/(png|jpg|jpeg);base64,([^"]+)/', $text_content, $matches);
            if (empty($matches)) {
                return '未找到图片数据';
            }
            $image_type = $matches[1];
            $base64_data = $matches[2];

            // 解码base64数据
            $imgData = base64_decode($base64_data);

        }else if (isset($response['data'][0]['url'])) {
            $imgData = @file_get_contents($response['data'][0]['url']);
        } elseif (isset($response['data'][0]['b64_json'])) {
            $imgData = base64_decode($response['data'][0]['b64_json']);
        }
        if (!$imgData || strlen($imgData) < 1000) {
            throw new \Exception("❌ 图像内容为空或异常！");
        }

        // 保存文件路径定义
        $img_name = mb_substr(preg_replace('/[^\x{4e00}-\x{9fa5}A-Za-z0-9_\- ]/u', '', $img_name), 0, 30);
        $filename = $img_name . '.png';
        $path512 = $fullBaseDir . '1024x1024/' . $filename;
        $pathCustom = $fullBaseDir . "{$width}x{$height}/" . $filename;

        // 保存原图
        file_put_contents($path512, $imgData);

        // 数据库更新
        Db::name('text_to_image')->where('id', $record['id'])->update([
            'new_image_url' => str_replace($rootPath . 'public/', '', $path512),
            // 注释以下一行则不保存裁剪路径（适配你的配置）
            // 'custom_image_url' => str_replace($rootPath . 'public/', '', $pathCustom),
            'img_name' => $img_name,
            'model' => $selectedOption,
            'status' => trim($img_name) === '' ? 0 : 1,
            'status_name' => "文生图",
            'size' => "{$width}x{$height}",
            'quality' => 'standard',
            'style' => 'vivid',
            'error_msg' => '',
            'update_time' => date('Y-m-d H:i:s')
        ]);

        return "成功";

    }


    public function getImageSeed($taskId)
    {
        // 配置参数
        $apiUrl = 'https://chatapi.onechats.ai/mj/task/' . $taskId . '/fetch';
        $apiKey = 'sk-iURfrAgzAjhZ4PpPLwzmWIAhM7zKfrkwDvyxk4RVBQ4ouJNK';

        try {
            // 初始化cURL
            $ch = curl_init();

            // 设置cURL选项
            curl_setopt_array($ch, [
                CURLOPT_URL => $apiUrl,
                CURLOPT_RETURNTRANSFER => true,
                CURLOPT_CUSTOMREQUEST => 'GET',  // 明确指定GET方法
                CURLOPT_HTTPHEADER => [
                    'Authorization: Bearer ' . $apiKey,
                    'Accept: application/json',
                    'Content-Type: application/json'
                ],
                CURLOPT_SSL_VERIFYPEER => false,
                CURLOPT_SSL_VERIFYHOST => false,
                CURLOPT_TIMEOUT => 60,
                CURLOPT_FAILONERROR => true     // 添加失败时返回错误
            ]);

            // 执行请求
            $response = curl_exec($ch);
            $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

            // 错误处理
            if (curl_errno($ch)) {
                throw new Exception('cURL请求失败: ' . curl_error($ch));
            }

            // 关闭连接
            curl_close($ch);

            // 验证HTTP状态码
            if ($httpCode < 200 || $httpCode >= 300) {
                throw new Exception('API返回错误状态码: ' . $httpCode);
            }

            // 解析JSON响应
            $responseData = json_decode($response, true);
            if (json_last_error() !== JSON_ERROR_NONE) {
                throw new Exception('JSON解析失败: ' . json_last_error_msg());
            }

            // 返回结构化数据
            return [
                'success' => true,
                'http_code' => $httpCode,
                'data' => $responseData
            ];

        } catch (Exception $e) {
            // 确保关闭cURL连接
            if (isset($ch) && is_resource($ch)) {
                curl_close($ch);
            }

            return [
                'success' => false,
                'error' => $e->getMessage(),
                'http_code' => $httpCode ?? 0
            ];
        }
    }
    /**
     * 发送API请求
     * @param string $url 请求地址
     * @param array $data 请求数据
     * @param string $apiKey API密钥
     * @param string $method 请求方法
     * @return string 响应内容
     * @throws Exception
     */
    private function sendApiRequest($url, $data, $apiKey, $method = 'POST')
    {
        $ch = curl_init();

        curl_setopt_array($ch, [
            CURLOPT_URL => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_CUSTOMREQUEST => $method,
            CURLOPT_HTTPHEADER => [
                'Authorization: Bearer '.$apiKey,
                'Accept: application/json',
                'Content-Type: application/json'
            ],
            CURLOPT_POSTFIELDS => $method === 'POST' ? json_encode($data) : null,
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_SSL_VERIFYHOST => false,
            CURLOPT_TIMEOUT => 60,
            CURLOPT_FAILONERROR => true
        ]);

        $response = curl_exec($ch);
        $error = curl_error($ch);
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);

        if ($error) {
            throw new Exception('API请求失败: '.$error);
        }

        if ($httpCode < 200 || $httpCode >= 300) {
            throw new Exception('API返回错误状态码: '.$httpCode);
        }

        return $response;
    }
}