ai-refactor(flow): 调整抽象流程节点实现和依赖路径

- 修改 AbstractProcessNode 中 ProcessContext 的命名空间引用为 app\flow\context\ProcessContext
- 引入 app\flow\vo\CanHandleResult 用于节点处理结果表示
- 更新前置策略执行后对成功状态的判断，改为调用 isSuccess() 方法
- 增加日志记录细节，便于调试策略执行中断时的错误信息
- 优化代码注释，提升代码可读性和维护性

app/flow/nodes/CloseNode.php

@@ -2,9 +2,10 @@
 
 namespace app\flow\nodes;
 
-use app\flow\DbOperationType;
-use app\flow\ProcessContext;
-use app\flow\VoiceMessage;
+use app\flow\enum\DbOperationType;
+use app\flow\context\ProcessContext;
+use app\flow\enum\VoiceMessage;
+use app\flow\vo\CanHandleResult;
 use app\repository\EctActionsRepository;
 use app\utils\Logger;
 
@@ -35,12 +36,12 @@ class CloseNode extends AbstractProcessNode
      * 
      * 所有需要数据库记录的场景都需要经过本节点检查
      */
-    public function canHandle(ProcessContext $context): bool
+    public function canHandle(ProcessContext $context): CanHandleResult
     {
-        if (!$context->success || $context->needDatabaseOperation || !empty($context->voiceMessage)) {
-            return false;
+        if (!$context->isSuccess() || $context->needDatabaseOperation() || !empty($context->getVoice()->message)) {
+            return CanHandleResult::no();
         }
-        return true;
+        return CanHandleResult::yes();
     }
 
     /**
@@ -48,21 +49,22 @@ class CloseNode extends AbstractProcessNode
      */
     protected function doHandle(ProcessContext $context): ProcessContext
     {
-        if (!$context->success || $context->needDatabaseOperation || !empty($context->voiceMessage)) return $context;
+        if (!$context->isSuccess() || $context->needDatabaseOperation() || !empty($context->getVoice()->message)) {
+            return $context;
+        }
         // 无节点命中
         Logger::debug('当前刷卡无节点命中 currentStep={} readerType={} expectedNextStep={}', [
-            $context->currentStep ?: '(空)',
-            $context->readerType,
-            $context->expectedNextStep
+            $context->getCurrentStep() ?: '(空)',
+            $context->getReader()->type,
+            $context->getVoice()->expectedNextStep
         ]);
         // 如果有预期的下一步，则返回错误
-        if (!empty($context->expectedNextStep) && $context->expectedNextStep != VoiceMessage::NONE) {
-            Logger::debug("节点期望: {$context->expectedNextStep->value}");
-            return $context->setError($context->expectedNextStep);
+        if ($context->getVoice()->hasExpectedNextStep()) {
+            Logger::debug("节点期望: {$context->getVoice()->expectedNextStep->value}");
+            return $context->builder()->error($context->getVoice()->expectedNextStep)->build();
         }
         // 异常流程
         Logger::error("异常流程，所有节点处理完成，无匹配节点并且无预期的下一步");
-        $context->setError(VoiceMessage::UNKNOWN_ERROR);
-        return $context;
+        return $context->builder()->error(VoiceMessage::UNKNOWN_ERROR)->build();
     }
 }