";
//            print_r($params);
//            echo "
";die;
            $statusVal = $this->validateAndGetStatusVal($params);

            // 2. 映射并校验处理方法
            $method = $this->getHandleMethod($statusVal);

            // 3. 执行对应处理逻辑并返回响应
            return $this->$method($params);
        } catch (\InvalidArgumentException $e) {
            // 参数/方法异常（用户侧错误）
            return $this->jsonResponse(1, $e->getMessage());
        } catch (\Throwable $e) {
            // 系统异常（服务侧错误）
            \think\Log::error('AI接口处理异常：' . $e->getMessage() . ' | 任务类型：' . ($params['status_val'] ?? '未知') . ' | 异常行：' . $e->getLine());
            return $this->jsonResponse(1, '服务异常，请稍后重试');
        }
    }

    // -------------------------- 私有核心方法（通用逻辑） --------------------------
    /**
     * 校验并获取合法的任务类型
     * @param array $params 前端入参
     * @return string 合法的status_val
     * @throws \InvalidArgumentException 任务类型不合法时抛出
     */
    private function validateAndGetStatusVal(array $params): string
    {
        $statusVal = trim($params['status_val'] ?? '');
        // 空值校验
        if (empty($statusVal)) {
            throw new \InvalidArgumentException('任务类型不能为空');
        }
        // 合法性校验
        if (!array_key_exists($statusVal, self::$AI_TASK_TYPES)) {
            throw new \InvalidArgumentException('不支持的任务类型：' . $statusVal);
        }
        return $statusVal;
    }

    /**
     * 获取任务对应的处理方法名
     * @param string $statusVal 合法的任务类型
     * @return string 处理方法名（如handleAiImgToText）
     * @throws \InvalidArgumentException 方法未实现时抛出
     */
    private function getHandleMethod(string $statusVal): string
    {
        $methodSuffix = self::$AI_TASK_TYPES[$statusVal];
        $method = 'handleAi' . $methodSuffix;
        if (!method_exists($this, $method)) {
            throw new \InvalidArgumentException('任务类型暂未实现：' . $statusVal);
        }
        return $method;
    }

    /**
     * 通用JSON响应封装
     * @param int $code 响应码（0=成功，1=失败）
     * @param string $msg 响应信息
     * @param array $data 响应数据（可选）
     * @return \think\response\Json
     */
    private function jsonResponse(int $code, string $msg, array $data = []): \think\response\Json
    {
        $response = [
            'code' => $code,
            'msg' => $msg,
            'time' => date('Y-m-d H:i:s')
        ];

        if (!empty($data)) {
            $response['data'] = $data;
        }

        return json($response);
    }

    /**
     * 任务类接口统一响应（带task_id的场景）
     * @param array $result 业务处理结果（需包含success字段）
     * @param string $failMsg 失败提示语
     * @return \think\response\Json
     */
    private function jsonTaskResponse(array $result, string $failMsg = '任务提交失败'): \think\response\Json
    {
        $isSuccess = isset($result['success']) && $result['success'];

        $data = $isSuccess ? ['task_id' => $result['task_id'] ?? ''] : [];
        $msg = $isSuccess ? ($result['message'] ?? '提交成功') : ($result['message'] ?? $failMsg);

        return $this->jsonResponse($isSuccess ? 0 : 1, $msg, $data);
    }

    // -------------------------- 业务处理方法（按任务类型拆分） --------------------------
    /**
     * 图生文任务处理：提交队列并返回提示
     * @param array $params 前端入参
     * @return \think\response\Json
     */
    private function handleAiImgToText(array $params): \think\response\Json
    {
        (new ImageService())->handleImgToText($params);
        return $this->jsonResponse(0, '正在优化提示词，请稍等.....');
    }

    /**
     * 文生文任务处理：生成话术并返回内容（支持产品内容更新）
     * @param array $params 前端入参
     * @return \think\response\Json
     */
    private function handleAiTextToText(array $params): \think\response\Json
    {
//        echo "
";
//        print_r($params);
//        echo "
";die;
        //构造生成提示词
        $promptTemplate = "\n请根据上述内容生成一段完整的话术，要求：\n"
            . "1. 内容必须是连贯的一段话，不要使用列表、分隔线或其他结构化格式\n"
            . "2. 不要包含非文本元素的描述\n"
            . "3. 不要添加任何额外的引导语、解释或开场白\n"
            . "4. 禁忌：不添加无关形容词，不修改产品核心信息,语言流畅自然";
        $prompt = ($params['prompt'] ?? '') . $promptTemplate;
        // 调用服务层生成内容
        $result = (new ImageService())->handleTextToText(
            $params['status_val'],
            $prompt,
            $params['model']
        );
        if (empty($result['success'])) {
            return $this->jsonResponse(1, $result['message'] ?? '生成失败');
        }
        $content = $result['data'] ?? '';

        //区分业务场景处理
        $isProductImageGeneration = ($params['status_type'] ?? '') === 'ProductImageGeneration';
        $isProductTemplateReplace = ($params['status_type'] ?? '') === 'ProductTemplateReplace';

        if (!$isProductImageGeneration && !$isProductTemplateReplace) {
            Db::name('product')->where('id', $params['id'])->update(['content' => $content]);
        }

        return $this->jsonResponse(0, '优化成功', ['content' => $content]);
    }

    /**
     * 文生图任务处理：提交任务并返回task_id
     * @param array $params 前端入参
     * @return \think\response\Json
     */
    private function handleAiTextToImg(array $params): \think\response\Json
    {
        $serviceResult = (new ImageService())->handleTextToImg($params);
        return $this->jsonTaskResponse($serviceResult, '文生图任务提交失败');
    }

    /**
     * 图生图任务处理：提交任务并返回task_id
     * @param array $params 前端入参
     * @return \think\response\Json
     */
    private function handleAiImgToImg(array $params): \think\response\Json
    {
        $serviceResult = (new ImageService())->handleImgToImg($params);
        return $this->jsonTaskResponse($serviceResult, '图生图任务提交失败');
    }


    /**
     * 即梦AI--创建视频任务接口
     * 首帧图 + 尾帧图 = 新效果视频
     */
    public function Create_ImgToVideo()
    {
        $aiGateway = new AIGatewayService();
        $apiUrl = $aiGateway->config['Create_ImgToVideo']['api_url'];
        $apiKey = $aiGateway->config['Create_ImgToVideo']['api_key'];

        $params = $this->request->param();
        $modelParams = [
            'resolution' => $params['resolution'] ?? '720p',        // 分辨率：480p, 720p, 1080p
            'duration' => $params['duration'] ?? 5,                  // 视频时长（秒）
            'camerafixed' => $params['camerafixed'] ?? false,        // 相机固定
            'watermark' => $params['watermark'] ?? true,             // 水印
            'aspect_ratio' => $params['aspect_ratio'] ?? '16:9'      // 视频比例：16:9, 4:3, 1:1等
        ];
        // 构建提示词
        $prompt = $params['prompt'] ?? '';
        $prompt .= ' --resolution ' . $modelParams['resolution'];
        $prompt .= ' --duration ' . $modelParams['duration'];
        $prompt .= ' --camerafixed ' . ($modelParams['camerafixed'] ? 'true' : 'false');
        $prompt .= ' --watermark ' . ($modelParams['watermark'] ? 'true' : 'false');
        $prompt .= ' --aspect_ratio ' . $modelParams['aspect_ratio'];

        // 构建请求数据
        $data = [
            'model' => 'doubao-seedance-1-0-pro-250528',//模型
            'content' => [
                [
                    'type' => 'text',
                    'text' => $prompt
                ],
                [
                    'type' => 'image_url',
                    'image_url' => [
                        'url' => $params['first_image_url']// 首帧图片URL（参数）
                    ],
                    'role' => 'first_image'
                ],
                [
                    'type' => 'image_url',
                    'image_url' => [
                        'url' => $params['last_image_url'] // 尾帧图片URL（参数）
                    ],
                    'role' => 'last_image'
                ]
            ]
        ];
        // 转换为 JSON 字符串
        $jsonData = json_encode($data);

        // 初始化 cURL
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $apiUrl);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $jsonData);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Content-Type: application/json',
            'Authorization: Bearer ' . $apiKey
        ]);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // 开发环境临时关闭SSL验证
        curl_setopt($ch, CURLOPT_TIMEOUT, 60); // 超时时间

        // 执行请求
        $response = curl_exec($ch);

        // 检查 cURL 错误
        if (curl_errno($ch)) {
            $error = curl_error($ch);
            curl_close($ch);
            return json(['code' => 0, 'msg' => 'Curl 错误: ' . $error]);
        }
        curl_close($ch);

        // 解析响应
        $responseData = json_decode($response, true);

        // 检查 API 错误
        if (isset($responseData['error'])) {
            return json(['code' => 0, 'msg' => 'API 错误: ' . $responseData['error']['message']]);
        }

        // 获取任务 ID
        $taskId = $responseData['id'] ?? '';
        if (empty($taskId)) {
            return json(['code' => 0, 'msg' => '获取任务 ID 失败']);
        }

        // 返回结果
        return json([
            'code' => 1,
            'data' => [
                'task_id' => $taskId,
                'status' => $responseData['status'] ?? '',
                'created_at' => $responseData['created_at'] ?? ''
            ]
        ]);
    }

    /**
     * 即梦AI--获取视频接口
     * 首帧图 + 尾帧图 = 新效果视频
     */
    public function Get_ImgToVideo()
    {
        $aiGateway = new AIGatewayService();
        $apiUrl = $aiGateway->config['Create_ImgToVideo']['api_url'];
        $apiKey = $aiGateway->config['Create_ImgToVideo']['api_key'];

        $params = $this->request->param();
        $taskId = $params['task_id'] ?? '';
        if (empty($taskId)) {
            return json(['code' => 0, 'msg' => '任务 ID 不能为空']);
        }

        // 查询任务状态
        $queryUrl = $apiUrl . '/' . $taskId;
        $ch2 = curl_init();
        curl_setopt($ch2, CURLOPT_URL, $queryUrl);
        curl_setopt($ch2, CURLOPT_HTTPHEADER, [
            'Content-Type: application/json',
            'Authorization: Bearer ' . $apiKey
        ]);
        curl_setopt($ch2, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch2, CURLOPT_SSL_VERIFYPEER, false); // 开发环境临时关闭SSL验证
        curl_setopt($ch2, CURLOPT_TIMEOUT, 60); // 超时时间

        $queryResponse = curl_exec($ch2);

        // 检查 cURL 错误
        if (curl_errno($ch2)) {
            $error = curl_error($ch2);
            curl_close($ch2);
            return json(['code' => 0, 'msg' => 'Curl 错误: ' . $error]);
        }
        curl_close($ch2);

        // 解析查询响应
        $queryData = json_decode($queryResponse, true);
        // print_r($queryData);die;

        // 轮询任务状态，直到完成
        $maxPolls = 30; // 最大轮询次数
        $pollCount = 0;
        $taskStatus = $queryData['status'] ?? '';

        while (!in_array($taskStatus, ['completed', 'succeeded']) && $pollCount < $maxPolls) {
            sleep(5); // 每5秒轮询一次
            $pollCount++;

            // 再次查询任务状态
            $ch3 = curl_init();
            curl_setopt($ch3, CURLOPT_URL, $queryUrl);
            curl_setopt($ch3, CURLOPT_HTTPHEADER, [
                'Content-Type: application/json',
                'Authorization: Bearer ' . $apiKey
            ]);
            curl_setopt($ch3, CURLOPT_RETURNTRANSFER, true);
            curl_setopt($ch3, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch3, CURLOPT_TIMEOUT, 60);

            $pollResponse = curl_exec($ch3);
            curl_close($ch3);

            $pollData = json_decode($pollResponse, true);
            $taskStatus = $pollData['status'] ?? '';

            // 检查任务是否失败
            if ($taskStatus === 'failed') {
                return json(['code' => 0, 'msg' => '任务执行失败']);
            }
        }

        // 如果任务已经成功，直接使用 $queryData
        if (empty($pollData) && isset($queryData['status']) && $queryData['status'] === 'succeeded') {
            $pollData = $queryData;
        }

        // 检查轮询是否超时
        if (!in_array($taskStatus, ['completed', 'succeeded'])) {
            return json(['code' => 0, 'msg' => '任务执行超时']);
        }

        // 获取视频 URL
        $videoUrl = $pollData['content']['video_url'] ?? '';
        if (empty($videoUrl)) {
            return json(['code' => 0, 'msg' => '获取视频 URL 失败', 'data' => ['pollData' => $pollData]]);
        }

        // 确保保存目录存在
        $saveDir = ROOT_PATH . 'public/uploads/ceshi/';
        if (!is_dir($saveDir)) {
            mkdir($saveDir, 0755, true);
        }

        // 生成保存文件名
        $fileName =  $taskId . '.mp4';
        $savePath = $saveDir . '/' . $fileName;

        // 下载视频
        // 设置超时时间为300秒（5分钟）
        $context = stream_context_create(['http' => ['timeout' => 300]]);
        $videoContent = file_get_contents($videoUrl, false, $context);
        if ($videoContent === false) {
            return json(['code' => 0, 'msg' => '下载视频失败', 'data' => ['videoUrl' => $videoUrl]]);
        }

        // 保存视频到文件
        $saveResult = file_put_contents($savePath, $videoContent);
        if ($saveResult === false) {
            return json(['code' => 0, 'msg' => '保存视频失败', 'data' => ['savePath' => $savePath, 'dirWritable' => is_writable($saveDir)]]);
        }

        // 生成视频的访问 URL
        $videoAccessUrl = '/uploads/ceshi/' . $fileName;

        // 返回结果
        return json([
            'code' => 1,
            'data' => [
                'task_id' => $taskId,
                'status' => $taskStatus,
                'video_url' => $videoAccessUrl,
                'save_path' => $savePath
            ]
        ]);
    }

    /**
     * 九个分镜头生成流程
     * 模型：gemini-3-pro-image-preview
     * 说明：
     * 第一步：（提示词 + 原始图片 = 九个分镜头图片） 或 （提示词 = 九个分镜头图片）
     * 第二步：使用九个分镜头图进行裁剪单图生成连贯视频
     * 第三步：在通过分镜头视频拼接成一个完整的视频（列如每个分镜头视频为8秒，九个为72秒形成完整视频）
     */
    public function Get_txttonineimg()
    {
        // 发起接口请求
//        $apiUrl = 'https://chatapi.onechats.ai/v1beta/models/gemini-3-pro-image-preview:generateContent';
        $apiUrl = 'https://chatapi.onechats.ai/v1beta/models/gemini-3-pro-image-preview:streamGenerateContent';
        $apiKey = '';

//        $params = $this->request->param();
        $prompt = '生成一个苹果(九个分镜头图片）';

        $requestData = [
            "contents" => [
                [
                    "role" => "user",
                    "parts" => [
                        ["text" => $prompt]
                    ]
                ]
            ],
            "generationConfig" => [
                "responseModalities" => ["TEXT", "IMAGE"],
                "imageConfig" => [
                    "aspectRatio" => "1:1"
                ]
            ]
        ];

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $apiUrl);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($requestData, JSON_UNESCAPED_UNICODE));
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Content-Type: application/json',
            'Authorization: Bearer ' . $apiKey
        ]);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // 开发环境临时关闭SSL验证
        curl_setopt($ch, CURLOPT_TIMEOUT, 60); // 生成图片超时时间（建议60秒）

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

        $error = curl_error($ch);
        curl_close($ch);
        $res = json_decode($response, true);

        // 构建URL路径（使用正斜杠）
        $url_path = '/uploads/txtnewimg/';
        // 构建物理路径（使用正斜杠确保统一格式）
        $save_path = ROOT_PATH . 'public' . '/' . 'uploads' . '/' . 'txtnewimg'  . '/';
        // 移除ROOT_PATH中可能存在的反斜杠，确保统一使用正斜杠
        $save_path = str_replace('\\', '/', $save_path);
        // 自动创建文件夹（如果不存在）
        if (!is_dir($save_path)) {
            mkdir($save_path, 0755, true);
        }

        // 提取base64图片数据
        $text_content = $res['candidates'][0]['content']['parts'][0]['inlineData']['data'];
        $str = 'data:image/jpeg;base64,';
        $text_content = $str. $text_content;
        // 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
        $image_data = base64_decode($base64_data);
        if ($image_data === false) {
            return '图片解码失败';
        }

        // 生成唯一文件名（包含扩展名）
        $file_name = uniqid() . '.' . $image_type;
        $full_file_path = $save_path . $file_name;

        // 保存图片到文件系统
        if (!file_put_contents($full_file_path, $image_data)) {
            return '图片保存失败';
        }
        // 生成数据库存储路径（使用正斜杠格式）
        $db_img_path = $url_path . $file_name;
        return  $db_img_path;
    }



    public function GetTxtToImg(){
        $params = $this->request->param();

        $prompt = $params['prompt'];//提示词
        $model = $params['model'];//模型
        $size = $params['size'];//尺寸

        // 调用AI生成图片
        $aiGateway = new AIGatewayService();
        $res = $aiGateway->callDalleApi($prompt, $model, $size);

        // 提取base64图片数据
        $imageData = '';
        $imageType = 'png'; // 默认图片类型
        if (isset($res['candidates'][0]['content']['parts'][0]['text'])) {
            $text_content = $res['candidates'][0]['content']['parts'][0]['text'];
            // 匹配base64图片数据和类型
            if (preg_match('/data:image\/([a-zA-Z0-9]+);base64,([^\s]+)/', $text_content, $matches)) {
                $imageType = strtolower($matches[1]);
                $base64Data = $matches[2];
                // 解码base64数据
                $imageData = base64_decode($base64Data);
            }
        }

        if (!$imageData) {
            return json(['code' => 1, 'msg' => '图片生成失败，未找到有效图片数据']);
        }

        // 创建保存目录（public/uploads/log/YYYY-MM/）
        $yearMonth = date('Ym');
        $saveDir = ROOT_PATH . 'public/uploads/ceshi/' . $yearMonth . '/';
        if (!is_dir($saveDir)) {
            mkdir($saveDir, 0755, true);
        }

        // 生成唯一文件名
        $fileName = uniqid() . '.' . $imageType;
        $filePath = $saveDir . $fileName;

        // 保存图片到本地文件
        if (file_put_contents($filePath, $imageData) === false) {
            return json(['code' => 1, 'msg' => '图片保存失败']);
        }

        // 生成前端可访问的URL
        $imageUrl = '/uploads/ceshi/' . $yearMonth . '/' . $fileName;

        // 返回标准JSON响应
        return json([
            'code' => 0,
            'msg' => '图片生成成功',
            'data' => [
                'url' => $imageUrl
            ]
        ]);
    }

    /**
     * 学生端文生视频接口 - 用于生成视频
     */
    public function GetTxtToVideo(){
        $aiGateway = new AIGatewayService();
        $apiUrl = $aiGateway->config['videos']['api_url'];
        $apiKey = $aiGateway->config['videos']['api_key'];

        // 获取并验证参数
        $params = $this->request->param();
        //    echo "
";
        //    print_r($params);
        //    echo "
";die;

        $postData = [
            'prompt' => $params['prompt'],
            'model' => $params['model'],
            'seconds' => $params['duration'],
            'size' => $params['size'],
        ];

        // 初始化CURL
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $apiUrl);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Authorization: Bearer ' . $apiKey
        ]);
        curl_setopt($ch, CURLOPT_TIMEOUT, 300);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_HEADER, true); // 获取响应头
        curl_setopt($ch, CURLOPT_VERBOSE, true); // 启用详细输出以进行调试
        // 创建临时文件来捕获详细的cURL输出
        $verbose = fopen('php://temp', 'w+');
        curl_setopt($ch, CURLOPT_STDERR, $verbose);
        // 执行请求
        $response = curl_exec($ch);
        //HTTP状态码
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        // 获取详细的cURL调试信息
        rewind($verbose);
        //CURL调试信息
        $verboseLog = stream_get_contents($verbose);
        fclose($verbose);
        // 分离头部和主体
        $header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
        //响应头部
        $header = substr($response, 0, $header_size);
        //响应主体
        $body = substr($response, $header_size);
        // 检查CURL错误
        $curlError = curl_error($ch);
        curl_close($ch);

        $responseData = json_decode($body, true);

        // 检查API是否返回了错误信息
        if (isset($responseData['error'])) {
            $errorMessage = isset($responseData['error']['message']) ? $responseData['error']['message'] : 'API请求失败';
            return json([
                'code' => 1,
                'msg' => '视频生成请求失败',
                'data' => [
                    'error_type' => isset($responseData['error']['type']) ? $responseData['error']['type'] : 'unknown',
                    'error_code' => isset($responseData['error']['code']) ? $responseData['error']['code'] : 'unknown',
                    'error_message' => $errorMessage
                ]
            ]);
        }

        // 检查是否有自定义错误格式
        if (isset($responseData['code']) && $responseData['code'] === 'fail_to_fetch_task' && isset($responseData['message'])) {
            return json([
                'code' => 1,
                'msg' => '视频生成请求失败',
                'data' => [
                    'error_code' => $responseData['code'],
                    'error_message' => $responseData['message']
                ]
            ]);
        }

        // 检查是否存在id字段
        if (!isset($responseData['id'])) {
            return json([
                'code' => 1,
                'msg' => '无法获取视频ID',
                'data' => [
                    'response_data' => $responseData,
                    'http_code' => $httpCode
                ]
            ]);
        }

        // 1. 先检查视频状态
        $statusUrl = 'https://chatapi.onechats.ai/v1/videos/' . $responseData['id'];
        $statusData = $this->fetchVideoStatus($statusUrl, $apiKey);

        // 检查视频状态
        if ($statusData['status'] !== 'completed') {
            return json([
                'code' => 202,
                'msg' => '视频尚未生成完成',
                'data' => [
                    'video_id' => $responseData['id'],
                    'status' => $statusData['status'],
                    'progress' => $statusData['progress'],
                    'created_at' => $statusData['created_at'],
                    'message' => '请稍后再试，视频仍在' . ($statusData['status'] === 'queued' ? '排队中' : '处理中')
                ]
            ]);
        }

        // 2. 视频生成完成，准备下载
        $apiUrl = 'https://chatapi.onechats.ai/v1/videos/' . $responseData['id'] . '/content';

        // 获取可选的variant参数
        $variant = $this->request->get('variant', '');
        if (!empty($variant)) {
            $apiUrl .= '?variant=' . urlencode($variant);
        }

        // 创建保存目录
        $saveDir = ROOT_PATH . 'public' . DS . 'uploads' . DS . 'videos' . DS . date('Ymd');
        if (!is_dir($saveDir)) {
            mkdir($saveDir, 0755, true);
        }

        // 生成唯一文件名
        $filename = $responseData['id'] . '.mp4';
        $localPath = DS . 'uploads' . DS . 'videos' . DS . date('Ymd') . DS . $filename;
        $fullPath = $saveDir . DS . $filename;

        // 3. 下载视频
        $videoData = $this->downloadVideo($apiUrl, $apiKey);

        // 4. 保存视频文件
        if (file_put_contents($fullPath, $videoData) === false) {
            throw new Exception('视频保存失败');
        }

        // 确保路径使用正斜杠，并只保存相对路径部分
        $localPath = str_replace('\\', '/', $localPath);
        // 移除开头的斜杠，确保路径格式为uploads/videos/...
        $savePath = ltrim($localPath, '/');

        // 返回成功响应
        return json([
            'code' => 0,
            'msg' => '视频下载成功',
            'data' => [
                'video_id' => $responseData['id'],
                'web_url' => $savePath
            ]
        ]);
    }

    /**
     * 学生端视频状态查询接口 - 用于通过video_id查询视频状态
     */
    public function Getvideo_id(){
        // 获取并验证参数
        $params = $this->request->param();
        $videoId = $params['video_id'] ?? '';

        // 验证video_id参数
        if (empty($videoId)) {
            return json([
                'code' => 1,
                'msg' => '缺少必要参数：video_id',
                'data' => []
            ]);
        }

        $aiGateway = new AIGatewayService();
//        $apiUrl = $aiGateway->config['videos']['api_url'];
        $apiKey = $aiGateway->config['videos']['api_key'];

        $apiUrl = 'https://chatapi.onechats.ai/v1/videos/' . $videoId;

        // 先检查本地是否已经有该视频
        $localVideoPath = ROOT_PATH . 'public' . DS . 'uploads' . DS . 'videos' . DS . date('Ymd') . DS . $videoId . '.mp4';
        if (file_exists($localVideoPath)) {
            // 视频已存在本地，直接返回
            $webPath = '/uploads/videos/' . date('Ymd') . '/' . $videoId . '.mp4';
            return json([
                'code' => 0,
                'msg' => '视频下载成功',
                'data' => [
                    'video_id' => $videoId,
                    'web_url' => substr($webPath, 1) // 移除开头的斜杠
                ]
            ]);
        }

        // 检查视频状态
        $statusData = $this->fetchVideoStatus($apiUrl, $apiKey);

        // 检查视频状态
        if ($statusData['status'] !== 'completed') {
            return json([
                'code' => 202,
                'msg' => '视频尚未生成完成',
                'data' => [
                    'video_id' => $videoId,
                    'status' => $statusData['status'],
                    'progress' => isset($statusData['progress']) ? $statusData['progress'] : 0,
                    'created_at' => $statusData['created_at'],
                    'message' => '请稍后再试，视频仍在' . ($statusData['status'] === 'queued' ? '排队中' : '处理中')
                ]
            ]);
        }

        // 视频生成完成，下载视频
        $downloadUrl = 'https://chatapi.onechats.ai/v1/videos/' . $videoId . '/content';

        // 获取可选的variant参数
        $variant = $this->request->get('variant', '');
        if (!empty($variant)) {
            $downloadUrl .= '?variant=' . urlencode($variant);
        }

        // 创建保存目录
        $saveDir = ROOT_PATH . 'public' . DS . 'uploads' . DS . 'videos' . DS . date('Ymd');
        if (!is_dir($saveDir)) {
            mkdir($saveDir, 0755, true);
        }

        // 生成唯一文件名
        $filename = $videoId . '.mp4';
        $localPath = DS . 'uploads' . DS . 'videos' . DS . date('Ymd') . DS . $filename;
        $fullPath = $saveDir . DS . $filename;

        // 下载视频
        $videoData = $this->downloadVideo($downloadUrl, $apiKey);

        // 保存视频文件
        if (file_put_contents($fullPath, $videoData) === false) {
            throw new Exception('视频保存失败');
        }

        // 确保路径使用正斜杠，并只保存相对路径部分
        $localPath = str_replace(DIRECTORY_SEPARATOR, '/', $localPath);
        // 移除开头的斜杠，确保路径格式为uploads/videos/...
        $savePath = ltrim($localPath, '/');

        // 返回成功响应
        return json([
            'code' => 0,
            'msg' => '视频下载成功',
            'data' => [
                'video_id' => $videoId,
                'web_url' => $savePath
            ]
        ]);
    }




    //获取视频列表
    public function Getvideolist(){
        if (!$this->request->isGet()) {
            $this->error('请求方式错误');
        }
        $params = $this->request->param();
        $search = input('search', '');
        $page = isset($params['page']) ? (int)$params['page'] : 1;
        $limit = isset($params['limit']) ? (int)$params['limit'] : 50;
        $where = [];
        if (!empty($search)) {
            $where['prompt'] = ['like', '%' . $search . '%'];
        }
        $list = Db::name('video')->where('mod_rq', null)
            ->where($where)
            ->order('id desc')
            ->limit(($page - 1) * $limit, $limit)
            ->select();
        $total = Db::name('video')->where('mod_rq', null)
            ->where($where)
            ->count();
        $res['code'] = 0;
        $res['msg'] = '成功';
        $res['count'] = $total;
        $res['data'] = $list;
        return json($res);
    }

    /**
     * 文生视频/图生视频接口
     * @return \think\response\Json
     * @throws \Exception
     */
    //文生视频
    public function video(){
        $aiGateway = new AIGatewayService();
        $apiUrl = $aiGateway->config['videos']['api_url'];
        $apiKey = $aiGateway->config['videos']['api_key'];

        $params = $this->request->param();
        $postData = [
            'prompt' => $params['prompt'],
            'model' => $params['model'],
            'seconds' => $params['seconds'],
            'size' => $params['size'],
        ];

        // 初始化CURL
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $apiUrl);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Authorization: Bearer ' . $apiKey
        ]);
        curl_setopt($ch, CURLOPT_TIMEOUT, 300);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_HEADER, true); // 获取响应头
        curl_setopt($ch, CURLOPT_VERBOSE, true); // 启用详细输出以进行调试
        // 创建临时文件来捕获详细的cURL输出
        $verbose = fopen('php://temp', 'w+');
        curl_setopt($ch, CURLOPT_STDERR, $verbose);
        // 执行请求
        $response = curl_exec($ch);
        //HTTP状态码
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        // 获取详细的cURL调试信息
        rewind($verbose);
        //CURL调试信息
        $verboseLog = stream_get_contents($verbose);
        fclose($verbose);
        // 分离头部和主体
        $header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
        //响应头部
        $header = substr($response, 0, $header_size);
        //响应主体
        $body = substr($response, $header_size);
        // 检查CURL错误
        $curlError = curl_error($ch);
        curl_close($ch);

        $responseData = json_decode($body, true);
        echo "
";
        print_r($responseData);
        echo "
";die;
        // 检查API是否返回了错误信息
        if (isset($responseData['error'])) {
            $errorMessage = isset($responseData['error']['message']) ? $responseData['error']['message'] : 'API请求失败';
            return json([
                'code' => 1,
                'msg' => '视频生成请求失败',
                'data' => [
                    'error_type' => isset($responseData['error']['type']) ? $responseData['error']['type'] : 'unknown',
                    'error_code' => isset($responseData['error']['code']) ? $responseData['error']['code'] : 'unknown',
                    'error_message' => $errorMessage
                ]
            ]);
        }

        // 检查是否有自定义错误格式
        if (isset($responseData['code']) && $responseData['code'] === 'fail_to_fetch_task' && isset($responseData['message'])) {
            return json([
                'code' => 1,
                'msg' => '视频生成请求失败',
                'data' => [
                    'error_code' => $responseData['code'],
                    'error_message' => $responseData['message']
                ]
            ]);
        }

        // 检查是否存在id字段
        if (!isset($responseData['id'])) {
            return json([
                'code' => 1,
                'msg' => '无法获取视频ID',
                'data' => [
                    'response_data' => $responseData,
                    'http_code' => $httpCode
                ]
            ]);
        }

        $videoData = [
            'video_id' => $responseData['id'],
            'prompt' => $postData['prompt'],
            'model' => $postData['model'],
            'seconds' => $postData['seconds'],
            'size' => $postData['size'],
            'sys_rq' => date("Y-m-d H:i:s")
        ];
        echo "
";
        print_r($videoData);
        echo "
";die;
        // 尝试插入数据
        try {
            $res = Db::name('video')->insert($videoData);
            return json([
                'code' => 0,
                'msg' => '视频正在生成中',
                'data ' => [
                    'video_id' => $responseData['id'],
                    'insert_result' => $res
                ]
            ]);
        } catch (Exception $e) {
            return json([
                'code' => 1,
                'msg' => '数据库操作失败',
                'data' => [
                    'error_message' => $e->getMessage()
                ]
            ]);
        }
    }

    /**
     * 获取视频内容
     * 下载已完成的视频内容
     */
    public function videoContent(){
        // 从请求参数获取video_id，如果没有则使用默认值
        $video_id = input('get.video_id');

        $apiKey = '';
        // 1. 先检查视频状态
        $statusUrl = 'https://chatapi.onechats.ai/v1/videos/' . $video_id;
        $statusData = $this->fetchVideoStatus($statusUrl, $apiKey);

        // 检查视频状态
        if ($statusData['status'] !== 'completed') {
            return json([
                'code' => 202,
                'msg' => '视频尚未生成完成',
                'data' => [
                    'video_id' => $video_id,
                    'status' => $statusData['status'],
                    'progress' => $statusData['progress'],
                    'created_at' => $statusData['created_at'],
                    'message' => '请稍后再试，视频仍在' . ($statusData['status'] === 'queued' ? '排队中' : '处理中')
                ]
            ]);
        }

        // 2. 视频生成完成，准备下载
        $apiUrl = 'https://chatapi.onechats.ai/v1/videos/' . $video_id . '/content';

        // 获取可选的variant参数
        $variant = $this->request->get('variant', '');
        if (!empty($variant)) {
            $apiUrl .= '?variant=' . urlencode($variant);
        }

        // 创建保存目录
        $saveDir = ROOT_PATH . 'public' . DS . 'uploads' . DS . 'videos' . DS . date('Ymd');
        if (!is_dir($saveDir)) {
            mkdir($saveDir, 0755, true);
        }

        // 生成唯一文件名
        $filename = $video_id . '.mp4';
        $localPath = DS . 'uploads' . DS . 'videos' . DS . date('Ymd') . DS . $filename;
        $fullPath = $saveDir . DS . $filename;

        // 3. 下载视频
        $videoData = $this->downloadVideo($apiUrl, $apiKey);

        // 4. 保存视频文件
        if (file_put_contents($fullPath, $videoData) === false) {
            throw new Exception('视频保存失败');
        }

        // 确保路径使用正斜杠，并只保存相对路径部分
        $localPath = str_replace('\\', '/', $localPath);
        // 移除开头的斜杠，确保路径格式为uploads/videos/...
        $savePath = ltrim($localPath, '/');

        // 将正确格式的文件路径存入数据库
        Db::name('video')->where('video_id', $video_id)->update([
            'web_url' => $savePath
        ]);

        // 返回成功响应
        return json([
            'code' => 0,
            'msg' => '视频下载成功',
            'data' => [
                'video_id' => $video_id,
                'local_path' => $localPath,
                'web_url' => $savePath,
                'file_size' => filesize($fullPath)
            ]
        ]);
    }


    /**
     * 获取视频状态
     */
    private function fetchVideoStatus($url, $apiKey) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPGET, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Authorization: Bearer ' . $apiKey,
            'Accept: application/json'
        ]);
        curl_setopt($ch, CURLOPT_TIMEOUT, 30);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);

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

        if ($error) {
            throw new Exception('获取视频状态失败: ' . $error);
        }

        if ($httpCode < 200 || $httpCode >= 300) {
            throw new Exception('获取视频状态失败，HTTP状态码: ' . $httpCode);
        }

        $data = json_decode($response, true);
        if (!is_array($data)) {
            throw new Exception('视频状态数据格式错误');
        }

        return $data;
    }

    /**
     * 下载视频文件
     */
    private function downloadVideo($url, $apiKey) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPGET, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Authorization: Bearer ' . $apiKey
        ]);
        curl_setopt($ch, CURLOPT_TIMEOUT, 300);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);

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

        if ($error) {
            throw new Exception('视频下载失败: ' . $error);
        }

        if ($httpCode < 200 || $httpCode >= 300) {
            throw new Exception('视频下载失败，HTTP状态码: ' . $httpCode);
        }

        return $response;
    }



    private function sendPostRequest($url, $data, $apiKey)
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Authorization: Bearer ' . $apiKey,
            'Accept: application/json',
            'Content-Type: application/json'
        ]);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_TIMEOUT, 60); // 延长超时时间
        $response = curl_exec($ch);
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        $error = curl_error($ch);
        curl_close($ch);
        return [
            'response' => $response,
            'http_code' => $httpCode,
            'error' => $error
        ];
    }

    /**
     * 查询队列列表
     * 统计文件对应的队列情况
     */
    public function get_queue_logs()
    {
        $params = $this->request->param('old_image_file', '');
        $queue_logs = Db::name('queue_logs')
            ->where('old_image_file', $params)
            ->order('id desc')
            ->select();

        $result = [];  //初始化变量，避免未定义错误

        foreach ($queue_logs as &$log) {
            $taskId = $log['id'];
            $statusCount = Db::name('image_task_log')
                ->field('status, COUNT(*) as count')
                ->where('task_id', $taskId)
                ->where('mod_rq', null)
                ->group('status')
                ->select();

            $log['已完成数量'] = 0;
            $log['处理中数量'] = 0;
            $log['排队中的数量'] = 0;
            $log['失败数量'] = 0;

            foreach ($statusCount as $item) {
                switch ($item['status']) {
                    case 0:
                        $log['排队中的数量'] = $item['count'];
                        break;
                    case 1:
                        $log['处理中数量'] = $item['count'];
                        break;
                    case 2:
                        $log['已完成数量'] = $item['count'];
                        break;
                    case -1:
                        $log['失败数量'] = $item['count'];
                        break;
                }
            }

            // if ($log['排队中的数量'] >$log['已完成数量']) {
            //     $result[] = $log;
            // }

            if ($log['排队中的数量']) {
                $result[] = $log;
            }

            // if ($log['处理中数量'] >= 0) {
            //     $result[] = $log;
            // }
        }

        return json([
            'code' => 0,
            'msg'  => '查询成功',
            'data' => $result,
            'count' => count($result)
        ]);
    }

    /**
     * 查询总队列状态(统计当前处理的数据量)
     */
    public function queueStats()
    {
        $statusList = Db::name('image_task_log')
            ->field('status, COUNT(*) as total')
            ->where('mod_rq', null)
            ->where('create_time', '>=', date('Y-m-d 00:00:00'))
            ->group('status')
            ->select();


        $statusCount = [];
        foreach ($statusList as $item) {
            $statusCount[$item['status']] = $item['total'];
        }
        // 总数为所有状态和
        $total = array_sum($statusCount);
        //获取队列当前状态
        $statusText = Db::name('queue_logs')->order('id desc')->value('status');
        return json([
            'code' => 0,
            'msg' => '获取成功',
            'data' => [
                '总任务数'     => $total,
                '待处理'   => $statusCount[0]  ?? 0,
                '处理中'   => $statusCount[1]  ?? 0,
                '成功'   => $statusCount[2]  ?? 0,
                '失败'     => $statusCount[-1] ?? 0,
                '当前状态' => $statusText
            ]
        ]);
    }

    /**
     * 获取 Redis 连接实例
     * @return \Redis|null Redis 实例或 null（如果连接失败）
     */
    private function getRedisConnection()
    {
        if (!class_exists('\Redis')) {
            return null;
        }
        return getTaskRedis();
    }

    /**
     * 显示当前运行中的队列监听进程
     */
    public function viewQueueStatus()
    {
        $redis = $this->getRedisConnection();
        if (!$redis) {
            return json([
                'code' => 1,
                'msg' => 'Redis扩展未安装或未启用',
                'data' => null
            ]);
        }

        $key = 'queues:imgtotxt';

        // 判断 key 是否存在，避免报错
        if (!$redis->exists($key)) {
            return json([
                'code' => 0,
                'msg'  => '查询成功，队列为空',
                'count' => 0,
                'tasks_preview' => []
            ]);
        }

        $count = $redis->lLen($key);
        $list = $redis->lRange($key, 0, 9);

        // 解码 JSON 内容，确保每一项都有效
        $parsed = array_filter(array_map(function ($item) {
            return json_decode($item, true);
        }, $list), function ($item) {
            return !is_null($item);
        });

        return json([
            'code' => 0,
            'msg'  => '查询成功',
            'count' => $count,
            'tasks_preview' => $parsed
        ]);
    }

    /**
     * 清空队列并删除队列日志记录
     */
    public function stopQueueProcesses()
    {
        Db::name('image_task_log')
            ->where('log', '队列中')
            ->whereOr('status', 1)
            ->where('create_time', '>=', date('Y-m-d 00:00:00'))
            ->update([
                'status' => "-1",
                'log' => '清空取消队列',
                'mod_rq' => date('Y-m-d H:i:s')
            ]);

        Db::name('image_task_log')
            ->whereLike('log', '%处理中%')
            ->where('create_time', '>=', date('Y-m-d 00:00:00'))
            ->update([
                'status' => "-1",
                'log' => '清空取消队列',
                'mod_rq' => date('Y-m-d H:i:s')
            ]);

        $redis = $this->getRedisConnection();
        if (!$redis) {
            return json([
                'code' => 1,
                'msg' => 'Redis扩展未安装或未启用',
                'data' => null
            ]);
        }

        $key_txttoimg = 'queues:txttoimg:reserved';
        $key_txttotxt = 'queues:txttotxt:reserved';
        $key_imgtotxt = 'queues:imgtotxt:reserved';
        $key_imgtoimg = 'queues:imgtoimg:reserved';


        // 清空 Redis 队列
        $redis->del($key_txttoimg);
        $redis->del($key_txttotxt);
        $redis->del($key_imgtotxt);
        $redis->del($key_imgtoimg);

        $count = $redis->lLen($key_txttoimg) + $redis->lLen($key_txttotxt) + $redis->lLen($key_imgtotxt) + $redis->lLen($key_imgtoimg);

//        if ($count === 0) {
//            return json([
//                'code' => 1,
//                'msg'  => '暂无队列需要停止'
//            ]);
//        }
        return json([
            'code' => 0,
            'msg'  => '成功停止队列任务'
        ]);
    }

    /**
     * 开启队列任务
     * 暂时用不到、服务器已开启自动开启队列模式
     */
//    public function kaiStats()
//    {
//        // 判断是否已有监听进程在运行
//        $check = shell_exec("ps aux | grep 'queue:listen' | grep -v grep");
//        if ($check) {
//            return json([
//                'code' => 1,
//                'msg'  => '监听进程已存在，请勿重复启动'
//            ]);
//        }
//        // 启动监听
//        $command = 'nohup php think queue:listen --queue --timeout=300 --sleep=3 --memory=256 > /var/log/job_queue.log 2>&1 &';
//        exec($command, $output, $status);
//        if ($status === 0) {
//            return json([
//                'code' => 0,
//                'msg'  => '队列监听已启动'
//            ]);
//        } else {
//            return json([
//                'code' => 1,
//                'msg'  => '队列启动失败',
//                'output' => $output
//            ]);
//        }
//    }

    /**
     * 新增模版
     * （暂时无用）
     */
    public function Add_Product_Template(){
        try {
            $params = $this->request->param();

            $chinese_description  = $params['chinese_description'] ?? '';
            $template_image_url = $params['template_image_url'] ?? '';
            $template_name = $params['template_name'] ?? '';
            $size = $params['size'] ?? '';
            $style = $params['style'] ?? '';
            $type = $params['type'] ?? '';
            $user_id = $params['user_id'] ?? '';
            $seconds = $params['seconds'] ?? '';
            $video_id = $params['video_id'] ?? '';

            if (empty($template_name)) {
                return json(['code' => 1, 'msg' => '模板名称不能为空']);
            }

            $data = [
                'toexamine' => "未审核",
                'chinese_description' => $chinese_description,
                'template_image_url' => $template_image_url,
                'template_name' => $template_name,
                'type' => $type,
                'style' => $style,
                'seconds' => $seconds,
                'size' => $size,
                'video_id' => $video_id,
                'user_id' => $user_id,
                'sys_rq' => date('Y-m-d'),
                'create_time' => date('Y-m-d H:i:s')
            ];
            $result = Db::name('product_template')->insert($data);
            if ($result) {
                return json(['code' => 0, 'msg' => '模板保存成功']);
            } else {
                return json(['code' => 1, 'msg' => '模板保存失败: 数据库操作未影响任何行']);
            }
        } catch (\Exception $e) {
            Log::record('模板保存异常: ' . $e->getMessage(), 'error');
            Log::record('异常堆栈: ' . $e->getTraceAsString(), 'error');
            return json(['code' => 1, 'msg' => '模板保存失败: ' . $e->getMessage()]);
        }
    }

    /**
     * 查询模版
     */
    public function product_template()
    {
        $params = $this->request->param();
        // 构建查询条件
        $where = [];
        if (!empty($params['search'])) {
            $where['chinese_description|template_name|style'] = ['like', '%' . $params['search'] . '%'];
        }
        if (!empty($params['sys_id'])) {
            $where['sys_id'] = ['like', '%' . $params['sys_id'] . '%'];
            $products = Db::name('product_template')->order('id desc')->where($where)
                ->whereNull('mod_rq')
                ->select();
        }else{
            $products = Db::name('product_template')->order('id desc')->where($where)
                ->where('release','1')
                ->whereNull('mod_rq')
                ->select();
        }
        return json([
            'code' => 0,
            'msg' => '请求成功',
            'data' => $products
        ]);
    }

    /**
     *获取服务器URL地址和端口 IP地址:端口
     * 用于获取图片路径拼接时
     **/
    public function GetHttpUrl(){
        $data = Db::name('http_url')->find();
        $fullUrl = "http://" . $data['baseUrl'] . ":" . $data['port'];
        $res = [
            'code' => 0,
            'msg' => '成功',
            'data' => [
                'id' => $data['id'],
                'full_url' => $fullUrl,
                'baseUrl' => $data['baseUrl'],
                'port' => $data['port']
            ]
        ];
        return json($res);
    }

    /**
     * 获取 AI 模型配置
     * status 1 = 启用 0 = 禁用（同一模型内的优先级，数值越小越优先）
     * model_type 支持多能力逗号间隔（如 文生图,图生图），传参精确匹配某一能力
     * 可选参数：manage=1 时返回全部（含禁用），用于管理端
     */
    public function GetAIModel(){
        $params = $this->request->param();
        $query = Db::name('ai_model');
        if (empty($params['manage'])) {
            $query->where('status', '1');
        }
        if (!empty($params['model_type'])) {
            $query->whereRaw('FIND_IN_SET(:mt, model_type) > 0', ['mt' => trim($params['model_type'])]);
        }
        if (!empty($params['supplier'])) {
            $query->where('supplier', 'like', '%' . $params['supplier'] . '%');
        }
        if (!empty($params['model_name'])) {
            $query->where('model_name|model_alias', 'like', '%' . $params['model_name'] . '%');
        }
        $data = $query->order('sort ASC, id ASC')->select();
        return json([
            'code' => 0,
            'msg' => '成功',
            'data' => $data
        ]);
    }

    /**
     * 新增 AI 模型配置
     * POST: status, supplier, api_key, api_url, model_group, model_name, model_alias, model_type, sort
     * model_type 多能力用逗号间隔，如：文生图,图生图
     */
    public function AddAIModel(){
        $params = $this->request->param();
        $required = ['api_url', 'api_key', 'model_name', 'model_type'];
        foreach ($required as $k) {
            if (empty(trim($params[$k] ?? ''))) {
                return json(['code' => 1, 'msg' => $k . ' 不能为空']);
            }
        }
        $insert = [
            'status'      => isset($params['status']) ? trim($params['status']) : '1',
            'supplier'    => trim($params['supplier'] ?? ''),
            'api_key'     => trim($params['api_key']),
            'api_url'     => trim($params['api_url']),
            'model_group' => trim($params['model_group'] ?? ''),
            'model_name'  => trim($params['model_name']),
            'model_alias' => trim($params['model_alias'] ?? $params['model_name'] ?? ''),
            'model_type'  => trim($params['model_type']),
            'sort'        => isset($params['sort']) ? intval($params['sort']) : 0,
        ];
        try {
            Db::name('ai_model')->insert($insert);
            return json(['code' => 0, 'msg' => '新增成功']);
        } catch (\Exception $e) {
            return json(['code' => 1, 'msg' => '新增失败: ' . $e->getMessage()]);
        }
    }

    /**
     * 修改 AI 模型配置
     * POST: id(必填), 其余字段同新增
     */
    public function UpdateAIModel(){
        $params = $this->request->param();
        if (empty($params['id'])) {
            return json(['code' => 1, 'msg' => 'id 不能为空']);
        }
        $id = intval($params['id']);
        $exists = Db::name('ai_model')->where('id', $id)->find();
        if (!$exists) {
            return json(['code' => 1, 'msg' => '记录不存在']);
        }
        $update = [];
        $fields = ['status', 'supplier', 'api_key', 'api_url', 'model_group', 'model_name', 'model_alias', 'model_type', 'sort'];
        foreach ($fields as $f) {
            if (array_key_exists($f, $params)) {
                $update[$f] = $f === 'sort' ? intval($params[$f]) : trim($params[$f] ?? '');
            }
        }
        if (empty($update)) {
            return json(['code' => 1, 'msg' => '无有效修改字段']);
        }
        try {
            Db::name('ai_model')->where('id', $id)->update($update);
            return json(['code' => 0, 'msg' => '修改成功']);
        } catch (\Exception $e) {
            return json(['code' => 1, 'msg' => '修改失败: ' . $e->getMessage()]);
        }
    }

    /**
     * 用于获取所有产品记录
     **/
    public function GetProductList(){
        $params = $this->request->param();
        // 构建查询条件
        $where = [];
        if (!empty($params['search'])) {
            $where['prompt|model'] = ['like', '%' . $params['search'] . '%'];
        }
        if (!empty($params['sys_id'])) {
            $where['sys_id'] = ['like', '%' . $params['sys_id'] . '%'];
        }
        $data = Db::name('product_image_generate')->where($where)->order('id desc')->limit(0,10)->select();

        $prompt = Db::name('product_image_generate')->field('prompt')->where($where)->group('prompt')->order('id desc')->select();

        return json([
            'code' => 0,
            'msg' => '成功',
            'prompt' => $prompt,
            'data' => $data
        ]);
    }
}