chore：可以看到之前历史对话了，但是获取时会晃动不完整

common/js/ai-service.js

@@ -1,7 +1,18 @@
 import Config from './config.js'
 import http from './http.js'
 import store from '@/store/index.js'
+let currentConversationId = null;
+const CONVERSATION_KEY = 'ai_conversation_id';
 
+// 初始化时从本地读取
+try {
+  const saved = uni.getStorageSync(CONVERSATION_KEY);
+  if (saved) {
+    currentConversationId = saved;
+  }
+} catch (e) {
+  console.warn('读取会话ID失败:', e);
+}
 export default {
   /**
    * 发送消息到Dify API
@@ -20,7 +31,8 @@ export default {
           inputs: {},
           query: message,
           response_mode: options.stream ? 'streaming' : 'blocking',
-          user: store.state.memberInfo?.id || 'anonymous'
+          user: store.state.memberInfo?.id || 'anonymous',
+		  conversation_id: this.getConversationId() || '' 
         },
         header: {
           'Content-Type': 'application/json'
@@ -33,12 +45,17 @@ export default {
         ...params,
         async: false
       })
-      return this.handleResponse(response, options)
-    } catch (error) {
-      console.error('Dify API请求失败:', error)
-      throw new Error('AI服务暂时不可用，请稍后重试')
-    }
-  },
+	  
+      const result = this.handleResponse(response, options);
+           if (result.conversationId) {
+             this.setConversationId(result.conversationId);
+           }
+           return result;
+         } catch (error) {
+           console.error('Dify API请求失败:', error)
+           throw new Error('AI服务暂时不可用，请稍后重试')
+         }
+       },
   
   /**
    * 流式消息处理
@@ -296,8 +313,9 @@ export default {
           }
         });
       }
-      if (onComplete) onComplete(content)
-      return content
+	  
+       if (onComplete) onComplete({ content, conversation_id: conversationId });
+        return { content, conversation_id: conversationId };
     } catch (error) {
       console.error('HTTP流式请求失败:', error)
       throw error
@@ -403,6 +421,30 @@ export default {
       return false
     }
   },
+  getConversationId() {
+      return currentConversationId;
+    },
+  
+    setConversationId(id) {
+      if (id && id !== currentConversationId) {
+        currentConversationId = id;
+        try {
+          uni.setStorageSync(CONVERSATION_KEY, id);
+        } catch (e) {
+          console.error('保存会话ID失败:', e);
+        }
+      }
+    },
+  
+    clearConversationId() {
+      currentConversationId = null;
+      try {
+        uni.removeStorageSync(CONVERSATION_KEY);
+      } catch (e) {
+        console.error('清除会话ID失败:', e);
+      }
+    },
+
   /**
    * 获取会话历史
    */