feat(tool-calling): 添加任务工具支持并改进工具显示样式

- 新增 TaskTool 组件用于显示任务分配工具结果
- 为 BaseToolCall 添加通用 header slot 支持自定义标题
- 改进 TodoListTool 和 WebSearchTool 的显示样式
- 调整浮动侧边栏的 z-index 防止遮挡
- 优化 AgentChatComponent 的 header-right slot 支持响应式隐藏文本

web/src/components/AgentChatComponent.vue

@@ -68,7 +68,7 @@
               <span v-if="hasAgentStateContent" class="text">状态</span>
             </div>
           </AgentPopover>
-          <slot name="header-right"></slot>
+          <slot name="header-right" :is-medium-container="isMediumContainer"></slot>
         </div>
       </div>
 
@@ -1043,7 +1043,7 @@ watch(conversations, () => {
 
 .floating-sidebar {
   position: absolute !important;
-  z-index: 101;
+  z-index: 1001;
   height: 100%;
   left: 0;
   top: 0;

web/src/components/ToolCallingResult/BaseToolCall.vue

@@ -21,32 +21,40 @@
 
       <!-- Content Area with Slots -->
       <div class="tool-header-content">
-        <slot
-          name="header-success"
-          v-if="toolCall.status === 'success' || toolCall.tool_call_result"
-          :tool-name="toolName"
-          :result-content="resultContent"
-        >
-          工具&nbsp;  <span class="tool-name">{{ toolName }}</span> &nbsp; 执行完成
-        </slot>
+        <!-- Generic Header Slot (Overrides specific slots if provided) -->
+        <template v-if="$slots.header">
+          <slot name="header" :tool-call="toolCall" :tool-name="toolName"></slot>
+        </template>
 
-        <slot
-          name="header-error"
-          v-else-if="toolCall.status === 'error'"
-          :tool-name="toolName"
-          :error-message="toolCall.error_message"
-        >
-          工具&nbsp;  <span class="tool-name">{{ toolName }}</span> &nbsp; 执行失败
-          <span v-if="toolCall.error_message">（{{ toolCall.error_message }}）</span>
-        </slot>
+        <!-- Specific State Slots (Fallback) -->
+        <template v-else>
+          <slot
+            name="header-success"
+            v-if="toolCall.status === 'success' || toolCall.tool_call_result"
+            :tool-name="toolName"
+            :result-content="resultContent"
+          >
+            工具&nbsp;  <span class="tool-name">{{ toolName }}</span> &nbsp; 执行完成
+          </slot>
 
-        <slot
-          name="header-running"
-          v-else
-          :tool-name="toolName"
-        >
-          正在调用工具: &nbsp; <span class="tool-name">{{ toolName }}</span>
-        </slot>
+          <slot
+            name="header-error"
+            v-else-if="toolCall.status === 'error'"
+            :tool-name="toolName"
+            :error-message="toolCall.error_message"
+          >
+            工具&nbsp;  <span class="tool-name">{{ toolName }}</span> &nbsp; 执行失败
+            <span v-if="toolCall.error_message">（{{ toolCall.error_message }}）</span>
+          </slot>
+
+          <slot
+            name="header-running"
+            v-else
+            :tool-name="toolName"
+          >
+            正在调用工具: &nbsp; <span class="tool-name">{{ toolName }}</span>
+          </slot>
+        </template>
       </div>
 
       <!-- Fixed Expand Icon -->
@@ -264,6 +272,21 @@ const formatResultData = (data) => {
       overflow: hidden;
       white-space: nowrap;
       text-overflow: ellipsis;
+
+      :deep(.keywords) {
+        color: var(--main-700);
+        font-weight: 600;
+        font-size: 14px;
+      }
+
+      :deep(.tag) {
+        font-size: 12px;
+        color: var(--gray-600);
+        background-color: var(--gray-100);
+        padding: 0px 4px;
+        border-radius: 4px;
+        margin-left: 8px;
+      }
     }
   }
 

web/src/components/ToolCallingResult/ToolCallRenderer.vue

@@ -21,6 +21,9 @@
   <!-- 图片 -->
   <ImageTool v-else-if="isImageResult" :tool-call="toolCall" />
 
+  <!-- 任务分配 -->
+  <TaskTool v-else-if="isTaskResult" :tool-call="toolCall" />
+
   <!-- 默认展示 -->
   <BaseToolCall v-else :tool-call="toolCall" />
 </template>
@@ -36,6 +39,7 @@ import KnowledgeGraphTool from './tools/KnowledgeGraphTool.vue';
 import CalculatorTool from './tools/CalculatorTool.vue';
 import TodoListTool from './tools/TodoListTool.vue';
 import ImageTool from './tools/ImageTool.vue';
+import TaskTool from './tools/TaskTool.vue';
 
 const props = defineProps({
   toolCall: {
@@ -63,10 +67,19 @@ const parseData = (content) => {
 // 识别逻辑
 const isWebSearchResult = computed(() => {
   const name = toolName.value.toLowerCase();
-  const isWebSearchTool = name.includes('search') || name.includes('tavily') || name.includes('web');
-  if (!isWebSearchTool) return false;
-  const data = parseData(props.toolCall.tool_call_result?.content);
-  return data && typeof data === 'object' && 'results' in data && Array.isArray(data.results);
+  return name.includes('search') || name.includes('tavily') || name.includes('web');
+});
+
+const isTaskResult = computed(() => {
+  let args = props.toolCall.args || props.toolCall.function?.arguments;
+  if (typeof args === 'string') {
+    try {
+      args = JSON.parse(args);
+    } catch {
+      return false;
+    }
+  }
+  return args && typeof args === 'object' && 'subagent_type' in args;
 });
 
 const isKnowledgeBaseResult = computed(() => {

web/src/components/ToolCallingResult/tools/TaskTool.vue

@@ -0,0 +1,107 @@
+<template>
+  <BaseToolCall :tool-call="toolCall" :hide-params="true">
+    <template #header>
+      <div class="task-header">
+        <span class="subagent">{{ subagentType }}</span>
+        <span class="separator" v-if="shortDescription">|</span>
+        <span class="description" v-if="shortDescription">{{ shortDescription }}</span>
+      </div>
+    </template>
+
+    <template #result="{ resultContent }">      <div class="task-result">
+        <MdPreview
+          :modelValue="String(resultContent)"
+          :theme="theme"
+          previewTheme="github"
+          class="md-preview-wrapper"
+        />
+      </div>
+    </template>
+  </BaseToolCall>
+</template>
+
+<script setup>
+import { computed } from 'vue';
+import BaseToolCall from '../BaseToolCall.vue';
+import { MdPreview } from 'md-editor-v3';
+import 'md-editor-v3/lib/preview.css';
+import { useThemeStore } from '@/stores/theme';
+
+const props = defineProps({
+  toolCall: {
+    type: Object,
+    required: true
+  }
+});
+
+const themeStore = useThemeStore();
+const theme = computed(() => themeStore.isDark ? 'dark' : 'light');
+
+const parsedArgs = computed(() => {
+  const args = props.toolCall.args || props.toolCall.function?.arguments;
+  if (!args) return {};
+  if (typeof args === 'object') return args;
+  try {
+    return JSON.parse(args);
+  } catch (e) {
+    return {};
+  }
+});
+
+const subagentType = computed(() => parsedArgs.value.subagent_type || 'Unknown Agent');
+const description = computed(() => parsedArgs.value.description || '');
+
+const shortDescription = computed(() => {
+  const desc = description.value;
+  if (!desc) return '';
+  return desc.length > 50 ? desc.slice(0, 50) + '...' : desc;
+});
+</script>
+
+<style lang="less" scoped>
+.task-header {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 14px;
+  width: 100%;
+  overflow: hidden;
+
+  .subagent {
+    font-weight: 600;
+    color: var(--main-700);
+    white-space: nowrap;
+    flex-shrink: 0;
+  }
+
+  .separator {
+    color: var(--gray-300);
+    flex-shrink: 0;
+  }
+
+  .description {
+    color: var(--gray-600);
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+    min-width: 0;
+    flex: 1;
+  }
+}
+
+.task-result {
+  padding: 12px;
+  background: var(--gray-0);
+  border-radius: 8px;
+
+  :deep(.md-editor-preview-wrapper) {
+    padding: 0;
+  }
+
+  :deep(.md-editor-preview) {
+    font-size: 14px;
+    color: var(--gray-800);
+    background: transparent;
+  }
+}
+</style>

web/src/components/ToolCallingResult/tools/TodoListTool.vue

@@ -1,9 +1,7 @@
 <template>
   <BaseToolCall :tool-call="toolCall" hide-params>
     <template #header-success="{ resultContent }">
-      <span v-if="todoListData(resultContent).length > 0">
-        {{ getHeaderDisplayContent(resultContent) }}
-      </span>
+      <span v-if="todoListData(resultContent).length > 0" v-html="getHeaderDisplayContent(resultContent)"></span>
       <span v-else>
         待办事项工具执行完成
       </span>
@@ -106,15 +104,15 @@ const getHeaderDisplayContent = (content) => {
 
   // 1. 显示 in_progress
   const inProgress = list.find(item => item.status === 'in_progress');
-  if (inProgress) return `进行中: ${inProgress.content}`;
+  if (inProgress) return `进行中：<span class="keywords">${inProgress.content}</span>`;
 
   // 2. 显示第一个 pending
   const pending = list.find(item => item.status === 'pending');
-  if (pending) return `待处理: ${pending.content}`;
+  if (pending) return `待处理：<span class="keywords">${pending.content}</span>`;
 
   // 3. 显示最后一个 (fallback)
   const last = list[list.length - 1];
-  return `更新: ${last.content}`;
+  return `更新：<span class="keywords">${last.content}</span>`;
 };
 </script>
 

web/src/components/ToolCallingResult/tools/WebSearchTool.vue

@@ -1,12 +1,11 @@
 <template>
-  <BaseToolCall :tool-call="toolCall">
+  <BaseToolCall :tool-call="toolCall" :hide-params="true">
+    <template #header>
+      查询：
+      <span class="keywords">"{{ query }}"</span>
+    </template>
     <template #result="{ resultContent }">
       <div class="web-search-result">
-        <div class="search-meta">
-          <span class="query-text">查询: {{ parsedData(resultContent).query }}</span>
-          <span class="response-time">响应时间: {{ parsedData(resultContent).response_time }}s</span>
-        </div>
-
         <div class="search-results">
           <div
             v-for="(result, index) in parsedData(resultContent).results"
@@ -45,8 +44,8 @@
 
 <script setup>
 import BaseToolCall from '../BaseToolCall.vue';
-import { GlobalOutlined } from '@ant-design/icons-vue'
 import { parseToShanghai } from '@/utils/time'
+import { computed } from 'vue';
 
 const props = defineProps({
   toolCall: {
@@ -68,6 +67,23 @@ const parseData = (content) => {
 
 const parsedData = (content) => parseData(content);
 
+const query = computed(() => {
+  // First try to get it from result
+  const result = parsedData(props.toolCall.tool_call_result?.content);
+  if (result?.query) return result.query;
+
+  // Fallback to args
+  const args = props.toolCall.args || props.toolCall.function?.arguments;
+  if (!args) return '';
+  if (typeof args === 'object') return args.query || args.q || '';
+  try {
+    const parsed = JSON.parse(args);
+    return parsed.query || parsed.q || '';
+  } catch (e) {
+    return '';
+  }
+});
+
 const formatDate = (dateString) => {
   if (!dateString) return ''
   const parsed = parseToShanghai(dateString)
@@ -181,4 +197,4 @@ const formatDate = (dateString) => {
     font-size: 13px;
   }
 }
-</style>
+</style>

web/src/views/AgentView.vue

@@ -44,10 +44,10 @@
           @open-agent-modal="openAgentModal"
           @close-config-sidebar="() => chatUIStore.isConfigSidebarOpen = false"
         >
-          <template #header-right>
+          <template #header-right="{ isMediumContainer }">
             <div type="button" class="agent-nav-btn" @click="toggleConf">
               <Settings2 size="18" class="nav-btn-icon"/>
-              <span class="text">配置</span>
+              <span class="text" :class="{ 'hide-text': isMediumContainer }">配置</span>
             </div>
             <div v-if="selectedAgentId" ref="moreButtonRef" type="button" class="agent-nav-btn" @click="toggleMoreMenu">
               <Ellipsis size="18"  class="nav-btn-icon"/>
@@ -1009,4 +1009,8 @@ const handlePreview = () => {
     font-weight: 500;
   }
 }
+
+.hide-text {
+  display: none;
+}
 </style>