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src/dust-client.js

@@ -305,6 +305,33 @@ export class DustClient {
     }
   }
 
+  /**
+   * Build conversation context from OpenAI messages array
+   * Combines all messages into a single context string for Dust API
+   */
+  buildConversationContext(messages) {
+    if (!messages || !Array.isArray(messages)) {
+      return '';
+    }
+
+    // 将所有消息格式化为对话上下文
+    const contextParts = messages.map(msg => {
+      const role = msg.role === 'assistant' ? 'Assistant' :
+                   msg.role === 'system' ? 'System' : 'User';
+      return `${role}: ${msg.content}`;
+    });
+
+    // 如果有多条消息，添加上下文说明；如果只有一条消息，直接返回内容
+    if (messages.length === 1) {
+      return messages[0].content;
+    }
+
+    // 添加当前请求的标识
+    contextParts.push('Please respond to the above conversation.');
+
+    return contextParts.join('\n\n');
+  }
+
   /**
    * Main chat completion method - converts OpenAI format to Dust API
    */
@@ -321,7 +348,9 @@ export class DustClient {
         throw new Error('Last message must be from user');
       }
 
-      console.log('Processing chat completion for message:', lastMessage.content);
+      // 将所有消息合并为一个上下文字符串
+      const conversationContext = this.buildConversationContext(openaiRequest.messages);
+      console.log('Processing chat completion with full conversation context');
 
       // 根据请求的模型找到对应的 agent
       const modelId = openaiRequest.model || 'dust';
@@ -333,14 +362,13 @@ export class DustClient {
 
       console.log(`Using agent: ${agent.name} (${agent.sId})`);
 
-      // 创建对话
+      // 创建对话，使用完整的对话上下文
       const conversationResult = await this.createConversation({
-        content: lastMessage.content,
+        content: conversationContext,
         mentions: [{ configurationId: agent.sId }]
       });
 
       const conversation = conversationResult.conversation;
-      const userMessage = conversationResult.message;
 
       // 获取agent消息的sId - 从conversation.content中获取最后一个agent_message
       const agentMessage = this.findAgentMessage(conversation);