fix: 统一知识能力空状态

web/src/components/EvaluationBenchmarks.vue

@@ -23,11 +23,24 @@
 
     <!-- 基准列表 -->
     <div class="benchmarks-list">
-      <div v-if="!loading && benchmarks.length === 0" class="empty-state">
+      <ResourceEmptyState
-        <div class="empty-icon">📋</div>
+        v-if="!loading && benchmarks.length === 0"
-        <div class="empty-title">暂无评估基准</div>
+        title="暂无评估基准"
-        <div class="empty-description">上传或生成评估基准开始使用</div>
+        description="上传数据集，或从当前知识库自动生成评估问题。"
-      </div>
+        :icon="ClipboardList"
+        size="compact"
+      >
+        <template #actions>
+          <a-button type="primary" class="lucide-icon-btn" @click="showUploadModal">
+            <template #icon><Upload :size="16" /></template>
+            上传基准
+          </a-button>
+          <a-button class="lucide-icon-btn" @click="showGenerateModal">
+            <template #icon><Bot :size="16" /></template>
+            自动生成
+          </a-button>
+        </template>
+      </ResourceEmptyState>
 
       <div v-else-if="loading" class="loading-state">
         <a-spin size="large" />
@@ -272,9 +285,19 @@
 <script setup>
 import { ref, reactive, onMounted, onUnmounted, computed, watch, h } from 'vue'
 import { message, Modal } from 'ant-design-vue'
-import { Bot, Download, MoreVertical, RefreshCw, Trash2, Upload, X } from 'lucide-vue-next'
+import {
+  Bot,
+  ClipboardList,
+  Download,
+  MoreVertical,
+  RefreshCw,
+  Trash2,
+  Upload,
+  X
+} from 'lucide-vue-next'
 import { evaluationApi } from '@/apis/knowledge_api'
 import { useTaskerStore } from '@/stores/tasker'
+import ResourceEmptyState from '@/components/shared/ResourceEmptyState.vue'
 import BenchmarkUploadModal from './modals/BenchmarkUploadModal.vue'
 import BenchmarkGenerateModal from './modals/BenchmarkGenerateModal.vue'
 
@@ -914,33 +937,6 @@ onUnmounted(() => {
   }
 }
 
-.empty-state {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  height: 300px;
-  text-align: center;
-
-  .empty-icon {
-    font-size: 48px;
-    margin-bottom: 16px;
-    opacity: 0.5;
-  }
-
-  .empty-title {
-    font-size: 18px;
-    font-weight: 500;
-    color: var(--gray-900);
-    margin-bottom: 8px;
-  }
-
-  .empty-description {
-    font-size: 14px;
-    color: var(--gray-600);
-  }
-}
-
 .loading-state {
   display: flex;
   align-items: center;

web/src/components/KnowledgeGraphSection.vue

@@ -65,14 +65,49 @@
             </div>
           </template>
         </GraphCanvas>
-        <div
+        <ResourceEmptyState
-          v-if="isMilvus && !graphBuildStatus?.locked && !graphBuildLoading"
+          v-if="showGraphConfigEmpty"
-          class="graph-config-empty"
+          class="graph-empty-state"
+          title="暂无知识图谱"
+          description="配置抽取器后，才能从当前知识库构建实体与关系。"
+          :icon="Network"
+          full-height
         >
-          <div class="empty-title">尚未配置图谱抽取器</div>
+          <template #actions>
-          <div class="empty-description">配置抽取器后才能从知识库 Chunk 构建实体与关系。</div>
+            <a-button type="primary" class="lucide-icon-btn" @click="openGraphConfig">
-          <a-button type="primary" @click="openGraphConfig"> 配置抽取器 </a-button>
+              <Settings :size="16" />
-        </div>
+              配置抽取器
+            </a-button>
+          </template>
+        </ResourceEmptyState>
+        <ResourceEmptyState
+          v-else-if="showGraphDataEmpty"
+          class="graph-empty-state"
+          :title="graphDataEmptyTitle"
+          :description="graphDataEmptyDescription"
+          :icon="Network"
+          full-height
+        >
+          <template #actions>
+            <a-button v-if="searchInput.trim()" class="lucide-icon-btn" @click="clearGraphSearch">
+              <Search :size="16" />
+              清空搜索
+            </a-button>
+            <a-button
+              v-else-if="hasPendingGraphChunks && !isBuildActive"
+              type="primary"
+              class="lucide-icon-btn"
+              @click="startGraphBuild"
+            >
+              <Database :size="16" />
+              开始索引
+            </a-button>
+            <a-button v-else class="lucide-icon-btn" @click="loadGraph">
+              <RefreshCw :size="16" :class="{ spin: graph.fetching }" />
+              刷新图谱
+            </a-button>
+          </template>
+        </ResourceEmptyState>
 
         <!-- 详情浮动卡片 -->
         <GraphDetailPanel
@@ -320,11 +355,13 @@ import {
   Search,
   Loader2,
   Database,
+  Network,
   BrainCircuit,
   ScanText
 } from 'lucide-vue-next'
 import GraphCanvas from '@/components/GraphCanvas.vue'
 import GraphDetailPanel from '@/components/GraphDetailPanel.vue'
+import ResourceEmptyState from '@/components/shared/ResourceEmptyState.vue'
 import { getKbTypeLabel } from '@/utils/kb_utils'
 import { unifiedApi } from '@/apis/graph_api'
 import { graphBuildApi } from '@/apis/knowledge_api'
@@ -472,9 +509,31 @@ const graphConfigForm = reactive({
 })
 
 const graph = reactive(useGraph(graphRef))
+const graphLoaded = ref(false)
 
 // 计算属性：是否支持知识图谱
 const isGraphSupported = computed(() => GRAPH_SUPPORTED_KB_TYPES.has(kbType.value?.toLowerCase()))
+const hasGraphNodes = computed(() => graph.graphData.nodes.length > 0)
+const showGraphConfigEmpty = computed(
+  () => isMilvus.value && !graphBuildStatus.value?.locked && !graphBuildLoading.value
+)
+const showGraphDataEmpty = computed(
+  () =>
+    isMilvus.value &&
+    Boolean(graphBuildStatus.value?.locked) &&
+    graphLoaded.value &&
+    !graph.fetching &&
+    !hasGraphNodes.value
+)
+const graphDataEmptyTitle = computed(() =>
+  searchInput.value.trim() ? '未找到匹配实体' : '暂无知识图谱'
+)
+const graphDataEmptyDescription = computed(() => {
+  if (searchInput.value.trim()) return '换个关键词或调整图谱设置后再搜索。'
+  if (isBuildActive.value) return '图谱索引正在运行，完成后会展示实体与关系。'
+  if (hasPendingGraphChunks.value) return '当前还有待索引 Chunk，完成索引后会展示实体与关系。'
+  return '当前知识库还没有可展示的实体与关系。'
+})
 
 let pendingLoadTimer = null
 let graphStatusRequestSeq = 0
@@ -604,6 +663,7 @@ const resetGraphBuild = async () => {
       clear_config: true
     })
     message.success('图谱构建状态已重置')
+    graphLoaded.value = false
     graph.clearGraph()
     await loadGraphBuildStatus()
   } catch (e) {
@@ -618,6 +678,9 @@ const loadGraph = async () => {
   const requestSeq = ++graphLoadRequestSeq
   const currentDatabaseId = kbId.value
   graph.fetching = true
+  if (!hasGraphNodes.value) {
+    graphLoaded.value = false
+  }
   try {
     const res = await unifiedApi.getSubgraph({
       kb_id: currentDatabaseId,
@@ -641,6 +704,7 @@ const loadGraph = async () => {
   } finally {
     if (requestSeq === graphLoadRequestSeq) {
       graph.fetching = false
+      graphLoaded.value = true
     }
   }
 }
@@ -654,6 +718,11 @@ const onSearch = () => {
   loadGraph()
 }
 
+const clearGraphSearch = () => {
+  searchInput.value = ''
+  loadGraph()
+}
+
 const scheduleGraphLoad = (delay = 200) => {
   if (!props.active || !isGraphSupported.value || !kbId.value) {
     return
@@ -687,6 +756,7 @@ watch(
 watch(kbId, () => {
   graphStatusRequestSeq += 1
   graphLoadRequestSeq += 1
+  graphLoaded.value = false
   graph.clearGraph()
   graphBuildStatus.value = null
   if (isMilvus.value) {
@@ -699,6 +769,7 @@ watch(kbId, () => {
 
 watch(isGraphSupported, (supported) => {
   if (!supported) {
+    graphLoaded.value = false
     graph.clearGraph()
     graphBuildStatus.value = null
     return
@@ -741,30 +812,13 @@ onUnmounted(() => {
   position: relative;
 }
 
-.graph-config-empty {
+.graph-empty-state {
   position: absolute;
   inset: 0;
   z-index: 30;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  gap: 10px;
   pointer-events: none;
-  text-align: center;
 
-  .empty-title {
+  :deep(.resource-empty-state__actions) {
-    font-size: 16px;
-    font-weight: 600;
-    color: var(--gray-1000);
-  }
-
-  .empty-description {
-    font-size: 13px;
-    color: var(--gray-600);
-  }
-
-  :deep(.ant-btn) {
     pointer-events: auto;
   }
 }

web/src/components/RAGEvaluationTab.vue

@@ -3,13 +3,19 @@
     <!-- 评估结果区域 -->
     <div class="evaluation-results">
       <template v-if="!selectedDataset">
-        <div class="empty-state">
+        <ResourceEmptyState
-          <a-empty description="暂无可用评估基准，请前往基准管理">
+          class="rag-evaluation-empty"
-            <a-space>
+          title="暂无可用评估基准"
-              <a-button @click="$emit('switch-to-benchmarks')"> 前往基准管理 </a-button>
+          description="先上传或生成评估基准，再运行 RAG 评估。"
-            </a-space>
+          :icon="BarChart3"
-          </a-empty>
+        >
-        </div>
+          <template #actions>
+            <a-button type="primary" class="lucide-icon-btn" @click="$emit('switch-to-benchmarks')">
+              <ClipboardList :size="16" />
+              前往基准管理
+            </a-button>
+          </template>
+        </ResourceEmptyState>
       </template>
       <template v-else>
         <div class="last-evaluation-section">
@@ -445,7 +451,8 @@ import { ref, reactive, onMounted, onUnmounted, computed, watch, h } from 'vue'
 import { message } from 'ant-design-vue'
 import { evaluationApi } from '@/apis/knowledge_api'
 import ModelSelectorComponent from '@/components/ModelSelectorComponent.vue'
-import { ChevronDown, RefreshCw, X } from 'lucide-vue-next'
+import { BarChart3, ChevronDown, ClipboardList, RefreshCw, X } from 'lucide-vue-next'
+import ResourceEmptyState from '@/components/shared/ResourceEmptyState.vue'
 import { useTaskerStore } from '@/stores/tasker'
 
 const props = defineProps({
@@ -1349,14 +1356,8 @@ onUnmounted(() => {
   }
 }
 
-.empty-state {
+.rag-evaluation-empty {
   flex: 1;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  background: var(--gray-0);
-  border-radius: 8px;
-  border: 1px solid var(--gray-200);
 }
 
 .progress-info {

web/src/components/shared/ResourceEmptyState.vue

@@ -0,0 +1,130 @@
+<template>
+  <div
+    class="resource-empty-state"
+    :class="{
+      'resource-empty-state--compact': size === 'compact',
+      'resource-empty-state--full-height': fullHeight
+    }"
+  >
+    <div v-if="icon" class="resource-empty-state__icon" aria-hidden="true">
+      <component :is="icon" :size="iconSize" :stroke-width="1.8" />
+    </div>
+    <h3 class="resource-empty-state__title">{{ title }}</h3>
+    <p v-if="description" class="resource-empty-state__description">{{ description }}</p>
+    <div v-if="$slots.actions" class="resource-empty-state__actions">
+      <slot name="actions" />
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { computed } from 'vue'
+import { Inbox } from 'lucide-vue-next'
+
+const props = defineProps({
+  title: { type: String, required: true },
+  description: { type: String, default: '' },
+  icon: { type: [Object, Function, String], default: () => Inbox },
+  size: {
+    type: String,
+    default: 'default',
+    validator: (value) => ['default', 'compact'].includes(value)
+  },
+  fullHeight: { type: Boolean, default: false }
+})
+
+const iconSize = computed(() => (props.size === 'compact' ? 22 : 24))
+</script>
+
+<style scoped lang="less">
+.resource-empty-state {
+  display: flex;
+  width: 100%;
+  min-height: 300px;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  padding: 72px 20px;
+  text-align: center;
+
+  &--compact {
+    min-height: 240px;
+    padding: 48px 16px;
+
+    .resource-empty-state__icon {
+      width: 42px;
+      height: 42px;
+      margin-bottom: 14px;
+    }
+
+    .resource-empty-state__title {
+      font-size: 16px;
+    }
+  }
+
+  &--full-height {
+    height: 100%;
+    min-height: 0;
+    padding: 32px 20px;
+  }
+
+  &__icon {
+    display: flex;
+    width: 48px;
+    height: 48px;
+    align-items: center;
+    justify-content: center;
+    margin-bottom: 16px;
+    border: 1px solid var(--gray-150);
+    border-radius: 8px;
+    background: var(--main-30);
+    color: var(--main-color);
+  }
+
+  &__title {
+    margin: 0;
+    color: var(--gray-900);
+    font-size: 18px;
+    font-weight: 600;
+    line-height: 1.35;
+    letter-spacing: 0;
+  }
+
+  &__description {
+    max-width: 360px;
+    margin: 8px 0 0;
+    color: var(--gray-600);
+    font-size: 14px;
+    line-height: 1.6;
+  }
+
+  &__actions {
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: center;
+    gap: 8px;
+    margin-top: 20px;
+  }
+}
+
+@media (max-width: 767px) {
+  .resource-empty-state {
+    min-height: 260px;
+    padding: 56px 16px;
+
+    &--compact {
+      min-height: 220px;
+      padding: 40px 16px;
+    }
+
+    &--full-height {
+      min-height: 0;
+      padding: 28px 16px;
+    }
+
+    &__description {
+      max-width: 100%;
+    }
+  }
+}
+</style>

web/src/views/DataBaseView.vue

@@ -27,10 +27,11 @@
       <template #actions>
         <a-button
           type="primary"
+          class="lucide-icon-btn"
           :disabled="!kbTypes.length"
           @click="state.openNewDatabaseModel = true"
         >
-          <PlusOutlined /> 新建知识库
+          <Plus :size="16" /> 新建知识库
         </a-button>
       </template>
     </PageShoulder>
@@ -182,21 +183,27 @@
     </div>
 
     <!-- 空状态显示 -->
-    <div v-else-if="!databases || databases.length === 0" class="empty-state">
+    <ResourceEmptyState
-      <h3 class="empty-title">暂无知识库</h3>
+      v-else-if="!databases || databases.length === 0"
-      <p class="empty-description">创建您的第一个知识库，开始管理文档和知识</p>
+      title="暂无知识库"
-      <a-button
+      description="创建知识库后，可以上传文件并配置检索、图谱和评估能力。"
-        type="primary"
+      :icon="getKbTypeIcon('milvus')"
-        size="large"
+    >
-        :disabled="!kbTypes.length"
+      <template #actions>
-        @click="state.openNewDatabaseModel = true"
+        <a-button
-      >
+          type="primary"
-        <template #icon>
+          size="large"
-          <PlusOutlined />
+          class="lucide-icon-btn"
-        </template>
+          :disabled="!kbTypes.length"
-        创建知识库
+          @click="state.openNewDatabaseModel = true"
-      </a-button>
+        >
-    </div>
+          <template #icon>
+            <Plus :size="16" />
+          </template>
+          创建知识库
+        </a-button>
+      </template>
+    </ResourceEmptyState>
 
     <!-- 数据库列表 -->
     <ExtensionCardGrid v-else>
@@ -224,11 +231,13 @@ import { useRouter, useRoute } from 'vue-router'
 import { storeToRefs } from 'pinia'
 import { useConfigStore } from '@/stores/config'
 import { useDatabaseStore } from '@/stores/database'
-import { PlusOutlined, QuestionCircleOutlined } from '@ant-design/icons-vue'
+import { QuestionCircleOutlined } from '@ant-design/icons-vue'
+import { Plus } from 'lucide-vue-next'
 import { message } from 'ant-design-vue'
 import { typeApi } from '@/apis/knowledge_api'
 import PageHeader from '@/components/shared/PageHeader.vue'
 import PageShoulder from '@/components/shared/PageShoulder.vue'
+import ResourceEmptyState from '@/components/shared/ResourceEmptyState.vue'
 import EmbeddingModelSelector from '@/components/EmbeddingModelSelector.vue'
 import ShareConfigForm from '@/components/ShareConfigForm.vue'
 import ExtensionCardGrid from '@/components/extensions/ExtensionCardGrid.vue'
@@ -736,38 +745,6 @@ defineExpose({
   padding: 0;
 }
 
-.empty-state {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  padding: 100px 20px;
-  text-align: center;
-
-  .empty-title {
-    font-size: 20px;
-    font-weight: 600;
-    color: var(--gray-900);
-    margin: 0 0 12px 0;
-    letter-spacing: -0.02em;
-  }
-
-  .empty-description {
-    font-size: 14px;
-    color: var(--gray-600);
-    margin: 0 0 32px 0;
-    line-height: 1.5;
-    max-width: 320px;
-  }
-
-  .ant-btn {
-    height: 44px;
-    padding: 0 24px;
-    font-size: 15px;
-    font-weight: 500;
-  }
-}
-
 .loading-container {
   display: flex;
   flex-direction: column;