feat: 支持 AskUserQuestion 多问题和多选功能

- 新增 QuestionItem 类型支持单个问题配置（question/options/multiSelect）
   - AskUserEvent 改为 questions 数组支持多问题
   - AnswerRequest 新增 answers 字段支持多问题答案提交
   - 前端渲染支持单选按钮（radio）和多选复选框（checkbox）
   - 答案格式：{\"0\": [\"选项1\"], \"1\": [\"选项A\", \"选项B\"]}
   - 保持向后兼容旧的单问题格式

src/panels/ICHelperPanel.ts

@@ -436,6 +436,7 @@ export async function showICHelperPanel(
             message.askId,
             message.selected,
             message.customInput,
+            message.answers
           );
           break;
         // 新增：中止对话

src/services/dialogService.ts

@@ -43,8 +43,7 @@ export interface MessageSegment {
   toolResult?: string;
   toolDescription?: string;
   askId?: string;
-  question?: string;
+  questions?: import("../types/api").QuestionItem[];
-  options?: string[];
   // 智能体相关字段
   agentId?: string;
   agentName?: string;
@@ -97,7 +96,7 @@ export interface DialogCallbacks {
     summary: string
   ) => void;
   /** 显示问题（ask_user） */
-  onQuestion?: (askId: string, question: string, options: string[]) => void;
+  onQuestion?: (askId: string, questions: import("../types/api").QuestionItem[]) => void;
   /** 实时更新段落（流式过程中） */
   onSegmentUpdate?: (segments: MessageSegment[]) => void;
   /** 对话完成，返回所有段落 */
@@ -647,8 +646,11 @@ export class DialogSession {
         this.segments.push({
           type: "question",
           askId: askId,
-          question: question,
+          questions: [{
-          options: ["确认执行", "取消"],
+            question: question,
+            options: ["确认执行", "取消"],
+            multiSelect: false
+          }],
         });
 
         // 实时发送段落更新
@@ -666,8 +668,11 @@ export class DialogSession {
           await userInteractionManager.handleAskUser(
             {
               askId: askId,
-              question: question,
+              questions: [{
-              options: ["确认执行", "取消"],
+                question: question,
+                options: ["确认执行", "取消"],
+                multiSelect: false
+              }]
             } as AskUserEvent,
             this.taskId
           );
@@ -714,8 +719,11 @@ export class DialogSession {
         // 注册问题到前端（类似 askUser），以便用户回答时能找到
         const planEvent = {
           askId: askId,
-          question: `请确认执行计划：${data.title}`,
+          questions: [{
-          options: ["确认执行", "修改计划", "取消"],
+            question: `请确认执行计划：${data.title}`,
+            options: ["确认执行", "修改计划", "取消"],
+            multiSelect: false
+          }]
         };
         try {
           await userInteractionManager.handleAskUser(
@@ -856,13 +864,12 @@ export class DialogSession {
         this.segments.push({
           type: "question",
           askId: data.askId,
-          question: data.question,
+          questions: data.questions,
-          options: data.options,
         });
         // 实时发送段落更新（包含问题）
         callbacks.onSegmentUpdate?.(this.segments);
         // 同时调用 onQuestion 用于更新状态栏等
-        callbacks.onQuestion?.(data.askId, data.question, data.options);
+        callbacks.onQuestion?.(data.askId, data.questions);
         try {
           await userInteractionManager.handleAskUser(data, this.taskId);
         } catch (error) {
@@ -1110,7 +1117,8 @@ export class DialogSession {
   async submitAnswer(
     askId: string,
     selected?: string[],
-    customInput?: string
+    customInput?: string,
+    answers?: { [questionIndex: string]: string[] }
   ): Promise<void> {
     // 直接调用 receiveAnswer，传递 taskId 作为 fallbackTaskId
     // 如果 pendingQuestions 中有问题，走正常流程
@@ -1119,6 +1127,7 @@ export class DialogSession {
       askId,
       selected,
       customInput,
+      answers,
       this.taskId
     );
   }

src/services/userInteraction.ts

@@ -4,7 +4,7 @@
  */
 import * as vscode from 'vscode';
 import { submitAnswer, submitToolConfirm } from './apiClient';
-import type { AskUserEvent, AnswerRequest } from '../types/api';
+import type { AskUserEvent, AnswerRequest, QuestionItem } from '../types/api';
 
 /**
  * 待处理的用户问题
@@ -12,8 +12,7 @@ import type { AskUserEvent, AnswerRequest } from '../types/api';
 interface PendingQuestion {
   askId: string;
   taskId: string;
-  question: string;
+  questions: QuestionItem[];
-  options: string[];
   resolve: (answer: string) => void;
   reject: (error: Error) => void;
 }
@@ -45,9 +44,9 @@ export class UserInteractionManager {
    * @param taskId 当前任务ID
    */
   async handleAskUser(event: AskUserEvent, taskId: string): Promise<void> {
-    const { askId, question, options } = event;
+    const { askId, questions } = event;
 
-    console.log(`[UserInteraction] 收到问题: askId=${askId}, question=${question}`);
+    console.log(`[UserInteraction] 收到问题: askId=${askId}, count=${questions.length}`);
 
     // 注意：问题显示已经通过 dialogService 的 onSegmentUpdate 统一处理
     // 这里不再单独发送 showQuestion 命令，避免重复显示
@@ -57,8 +56,7 @@ export class UserInteractionManager {
       this.pendingQuestions.set(askId, {
         askId,
         taskId,
-        question,
+        questions,
-        options,
         resolve: (answer: string) => {
           this.submitUserAnswer(askId, taskId, answer)
             .then(() => resolve())
@@ -80,24 +78,38 @@ export class UserInteractionManager {
   /**
    * 处理用户提交的回答（从 WebView 调用）
    * @param askId 问题ID
-   * @param selected 选中的选项
+   * @param selected 选中的选项（旧格式）
-   * @param customInput 自定义输入
+   * @param customInput 自定义输入（旧格式）
+   * @param answers 新格式：按问题索引的答案
    * @param fallbackTaskId 当问题不存在时使用的 taskId（用于直接发送到后端）
    */
   async receiveAnswer(
     askId: string,
     selected?: string[],
     customInput?: string,
+    answers?: { [questionIndex: string]: string[] },
     fallbackTaskId?: string
   ): Promise<void> {
     const pending = this.pendingQuestions.get(askId);
-    const answer = customInput || selected?.join(', ') || '';
+
+    // 构建答案字符串
+    let answer = '';
+    if (answers && Object.keys(answers).length > 0) {
+      // 新格式：多问题答案
+      answer = Object.entries(answers)
+        .sort(([a], [b]) => parseInt(a) - parseInt(b))
+        .map(([_, vals]) => vals.join('; '))
+        .join(' | ');
+    } else {
+      // 旧格式：单问题答案
+      answer = customInput || selected?.join(', ') || '';
+    }
 
     if (!pending) {
       // 问题不存在（可能是页面刷新或会话切换后），尝试直接发送到后端
       if (fallbackTaskId) {
         console.log(`[UserInteraction] 问题不在 pendingQuestions 中，直接发送到后端: askId=${askId}, taskId=${fallbackTaskId}`);
-        await this.submitUserAnswer(askId, fallbackTaskId, answer);
+        await this.submitUserAnswer(askId, fallbackTaskId, answer, answers);
       } else {
         console.warn(`[UserInteraction] 问题不存在且无 fallbackTaskId: askId=${askId}`);
       }
@@ -119,7 +131,8 @@ export class UserInteractionManager {
   private async submitUserAnswer(
     askId: string,
     taskId: string,
-    answer: string
+    answer: string,
+    answers?: { [questionIndex: string]: string[] }
   ): Promise<void> {
     // 检查是否是工具确认类型的问题
     if (askId.startsWith('tool_confirm_')) {
@@ -148,7 +161,8 @@ export class UserInteractionManager {
       const request: AnswerRequest = {
         askId,
         taskId,
-        customInput: answer
+        answers: answers,
+        customInput: answers ? undefined : answer
       };
 
       try {

src/types/api.ts

@@ -194,11 +194,17 @@ export interface PlanSummaryUpdateEvent {
   timestamp: number;
 }
 
+/** 单个问题项 */
+export interface QuestionItem {
+  question: string;
+  options: string[];
+  multiSelect?: boolean;
+}
+
 /** ask_user 事件数据 */
 export interface AskUserEvent {
   askId: string;
-  question: string;
+  questions: QuestionItem[];
-  options: string[];
 }
 
 /** complete 事件数据 */
@@ -351,10 +357,12 @@ export interface AnswerRequest {
   askId: string;
   /** 任务ID */
   taskId: string;
-  /** 选中的选项列表 */
+  /** 选中的选项列表（旧格式，兼容） */
   selected?: string[];
-  /** 自定义输入内容 */
+  /** 自定义输入内容（旧格式，兼容） */
   customInput?: string;
+  /** 新格式：按问题索引的答案 */
+  answers?: { [questionIndex: string]: string[] };
 }
 
 /** 用户回答响应 */

src/utils/messageHandler.ts

@@ -469,10 +469,11 @@ async function handleUserMessageWithBackend(
 export async function handleUserAnswer(
   askId: string,
   selected?: string[],
-  customInput?: string
+  customInput?: string,
+  answers?: { [questionIndex: string]: string[] }
 ): Promise<void> {
   if (currentSession) {
-    await currentSession.submitAnswer(askId, selected, customInput);
+    await currentSession.submitAnswer(askId, selected, customInput, answers);
   }
 }
 

src/views/ICViewProvider.ts

@@ -129,7 +129,8 @@ export function showICHelperPanel(context: vscode.ExtensionContext) {
           handleUserAnswer(
             message.askId,
             message.selected,
-            message.customInput
+            message.customInput,
+            message.answers
           );
           break;
         // 新增：中止对话

src/views/messageArea.ts

@@ -1188,64 +1188,60 @@ export function getMessageAreaScript(): string {
           } else if (segment.type === 'question') {
             segmentDiv.className += ' segment-question';
 
+            // 兼容旧格式：如果有 segment.question，转换为 questions 数组
+            const questions = segment.questions || (segment.question ? [{
+              question: segment.question,
+              options: segment.options || [],
+              multiSelect: false
+            }] : []);
+
             // 检查是否已回答
             const isAnswered = answeredQuestions.has(segment.askId);
-            const selectedAnswer = answeredQuestions.get(segment.askId);
+            const savedAnswers = answeredQuestions.get(segment.askId) || {};
 
             if (isAnswered) {
               segmentDiv.classList.add('answered');
             }
 
-            // 检查是否有选项
+            // 渲染多个问题
-            const hasOptions = segment.options && segment.options.length > 0;
+            const questionsHtml = questions.map((q, qIndex) => {
+              const inputType = q.multiSelect ? 'checkbox' : 'radio';
+              const inputName = \`q\${qIndex}\`;
+              const selectedAnswers = savedAnswers[qIndex] || [];
 
-            const optionsHtml = hasOptions
+              const optionsHtml = q.options.map(opt => {
-              ? (segment.options || []).map(opt => {
+                const isSelected = selectedAnswers.includes(opt);
-                  const isSelected = isAnswered && opt === selectedAnswer;
+                return \`<label style="display:flex;align-items:center;gap:6px;cursor:pointer;padding:4px 0;">
-                  return \`<button class="question-option\${isSelected ? ' selected' : ''}" data-option="\${opt}">\${opt}</button>\`;
+                  <input type="\${inputType}" name="\${inputName}" value="\${opt}" \${isSelected ? 'checked' : ''} \${isAnswered ? 'disabled' : ''}>
-                }).join('')
+                  <span>\${opt}</span>
-              : '';
+                </label>\`;
+              }).join('');
+
+              return \`
+                <div class="question-item" data-question-index="\${qIndex}" style="margin-bottom:12px;">
+                  <div class="question-text" style="margin-bottom:8px;">\${formatText(q.question)}</div>
+                  <div class="question-options">\${optionsHtml}</div>
+                </div>
+              \`;
+            }).join('');
 
             segmentDiv.innerHTML = \`
-              <div class="question-text">\${formatText(segment.question || '')}</div>
+              \${questionsHtml}
-              \${hasOptions ? \`<div class="question-options" data-ask-id="\${segment.askId}">\${optionsHtml}</div>\` : ''}
+              <button class="custom-submit" style="display:\${isAnswered ? 'none' : 'block'};margin-top:8px;padding:8px 16px;background:var(--vscode-button-background);color:var(--vscode-button-foreground);border:none;border-radius:6px;cursor:pointer;">提交答案</button>
-              <div class="custom-input-container" style="display: \${isAnswered ? 'none' : 'flex'};">
-                <input type="text" class="custom-input" placeholder="\${hasOptions ? '输入其他答案...' : '请输入您的答案...'}" />
-                <button class="custom-submit">提交</button>
-              </div>
             \`;
 
             // 只在未回答时添加事件监听
             if (!isAnswered) {
               setTimeout(() => {
-                if (hasOptions) {
-                  const optionButtons = segmentDiv.querySelectorAll('.question-option');
-                  optionButtons.forEach(btn => {
-                    btn.addEventListener('click', function() {
-                      const option = this.getAttribute('data-option');
-                      handleQuestionAnswerInSegment(segment.askId, option, segmentDiv);
-                    });
-                  });
-                }
-
                 const submitBtn = segmentDiv.querySelector('.custom-submit');
-                const customInput = segmentDiv.querySelector('.custom-input');
+                if (submitBtn) {
-                if (submitBtn && customInput) {
                   submitBtn.addEventListener('click', function() {
-                    const customValue = customInput.value.trim();
+                    const answers = {};
-                    if (customValue) {
+                    questions.forEach((q, qIndex) => {
-                      handleQuestionAnswerInSegment(segment.askId, customValue, segmentDiv);
+                      const inputs = segmentDiv.querySelectorAll(\`input[name="q\${qIndex}"]:checked\`);
-                    }
+                      answers[qIndex] = Array.from(inputs).map(input => input.value);
-                  });
+                    });
-
+                    handleMultiQuestionAnswer(segment.askId, answers, segmentDiv);
-                  // 支持回车提交
-                  customInput.addEventListener('keypress', function(e) {
-                    if (e.key === 'Enter') {
-                      const customValue = customInput.value.trim();
-                      if (customValue) {
-                        handleQuestionAnswerInSegment(segment.askId, customValue, segmentDiv);
-                      }
-                    }
                   });
                 }
               }, 0);
@@ -1723,6 +1719,34 @@ export function getMessageAreaScript(): string {
       });
     }
 
+    // 处理多问题答案提交
+    function handleMultiQuestionAnswer(askId, answers, segmentDiv) {
+      console.log('[WebView] 多问题答案提交:', askId, answers);
+
+      // 保存答案到 Map 中
+      answeredQuestions.set(askId, answers);
+
+      // 标记问题已回答
+      segmentDiv.classList.add('answered');
+
+      // 禁用所有输入
+      const inputs = segmentDiv.querySelectorAll('input');
+      inputs.forEach(input => input.disabled = true);
+
+      // 隐藏提交按钮
+      const submitBtn = segmentDiv.querySelector('.custom-submit');
+      if (submitBtn) {
+        submitBtn.style.display = 'none';
+      }
+
+      // 发送答案到后端
+      vscode.postMessage({
+        command: 'submitAnswer',
+        askId: askId,
+        answers: answers
+      });
+    }
+
     ${getWaveformPreviewScript()}
 
     ${getCodeHighlightScript()}