image2图片处理过滤掉b64_json的日志和数据表存储

app/Services/AIGeneration/AIImageGenerationService.php

@@ -442,15 +442,17 @@ class AIImageGenerationService
                 throw new \Exception('JSON解析失败: ' . json_last_error_msg());
             }
             
-            dLog('generate')->info('GPT-Image2 API响应', $responseData);
-            logDB('generate', 'info', 'GPT-Image2 API响应', ['task_id' => $task->task_id, 'response' => $responseData]);
+            // 移除 b64_json 字段用于日志记录，避免生成超大日志
+            $logResponseData = $this->removeB64JsonFromResponse($responseData);
+            dLog('generate')->info('GPT-Image2 API响应', $logResponseData);
+            logDB('generate', 'info', 'GPT-Image2 API响应', ['task_id' => $task->task_id, 'response' => $logResponseData]);
                 
             if (isset($responseData['error'])) {
                 // API返回错误
                 logDB('generate', 'error', 'GPT-Image2任务失败', ['task_id' => $task->task_id, 'error' => $responseData['error']['message'] ?? 'API Error']);
                 $task->updateStatus(MpGeneratePicTask::STATUS_FAILED, [
                     'error_message' => $responseData['error']['message'] ?? 'API Error',
-                    'result_json' => $responseData
+                    'result_json' => $logResponseData
                 ]);
             } else {
                 // 任务提交成功，直接处理结果
@@ -1778,4 +1780,31 @@ class AIImageGenerationService
             return $imageStream;
         }
     }
+
+    /**
+     * 从响应数据中移除 b64_json 字段
+     * 避免在日志和数据库中存储大量 Base64 数据
+     *
+     * @param array $responseData
+     * @return array
+     */
+    private function removeB64JsonFromResponse(array $responseData): array
+    {
+        $cleanedData = $responseData;
+        
+        if (isset($cleanedData['data']) && is_array($cleanedData['data'])) {
+            foreach ($cleanedData['data'] as &$imageData) {
+                if (isset($imageData['b64_json'])) {
+                    // 移除 b64_json 字段，可选择性保留数据长度信息
+                    $b64Length = strlen($imageData['b64_json']);
+                    unset($imageData['b64_json']);
+                    $imageData['b64_json_removed'] = true;
+                    $imageData['b64_json_length'] = $b64Length;
+                }
+            }
+            unset($imageData); // 解除引用
+        }
+        
+        return $cleanedData;
+    }
 }