diff --git a/portal-ui/src/components/VideoComposeCard.vue b/portal-ui/src/components/VideoComposeCard.vue
index 66105db..98b10a4 100644
--- a/portal-ui/src/components/VideoComposeCard.vue
+++ b/portal-ui/src/components/VideoComposeCard.vue
@@ -1030,6 +1030,10 @@ const onEditorKeyup = (e) => {
 		mentionActiveIndex.value = -1
 		return
 	}
+	// 上下键由 keydown 中控制高亮索引，keyup 不应重置为首项
+	if (e.key === 'ArrowDown' || e.key === 'ArrowUp' || e.key === 'Enter') {
+		return
+	}
 	mentionVisible.value = isReference.value && hasActiveMentionTrigger()
 	if (mentionVisible.value && e.key === '@' && mentionCandidates.value.length === 0) {
 		Message.warning('请等待上传完成后再引用')
@@ -1037,7 +1041,15 @@ const onEditorKeyup = (e) => {
 		mentionActiveIndex.value = -1
 		return
 	}
-	mentionActiveIndex.value = mentionVisible.value && mentionCandidates.value.length ? 0 : -1
+	if (mentionVisible.value && mentionCandidates.value.length) {
+		const max = mentionCandidates.value.length - 1
+		mentionActiveIndex.value =
+			mentionActiveIndex.value >= 0
+				? Math.min(mentionActiveIndex.value, max)
+				: 0
+	} else {
+		mentionActiveIndex.value = -1
+	}
 }
 
 const selectMentionItem = (item) => {
diff --git a/portal-ui/src/layout/components/Menu.vue b/portal-ui/src/layout/components/Menu.vue
index 4044e09..9ff8af2 100644
--- a/portal-ui/src/layout/components/Menu.vue
+++ b/portal-ui/src/layout/components/Menu.vue
@@ -22,15 +22,11 @@
 					<template v-else>
 						<a-menu-item :key="item.key">
 							<template #icon>
-								<a-image
-									:width="28"
-									:preview="false"
-									:height="28"
-									:src="`/images/nav/${
-										selectedKeys.indexOf(item.key) > -1
-											? item.icon + '-a'
-											: item.icon
-									}.png`" />
+								<span
+									class="menu-svg-icon"
+									:class="{ active: selectedKeys.indexOf(item.key) > -1 }"
+									v-html="getMenuSvg(item.key)"
+								></span>
 							</template>
 							<div class="menu-item">
 								{{ item.label }}
@@ -148,6 +144,19 @@ const count = (system) => {
 		? servicePolicyCount.value
 		: agencyPolicyCount.value
 }
+
+const getMenuSvg = (key) => {
+	if (key === 'video-gen') {
+		return '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M12 3a9 9 0 1 0 0 18a9 9 0 0 0 0-18Zm-1.5 5.2a.9.9 0 0 1 1.35-.78l4.7 2.7a.9.9 0 0 1 0 1.56l-4.7 2.7a.9.9 0 0 1-1.35-.78V8.2Z"/></svg>'
+	}
+	if (key === 'asset-group-manage') {
+		return '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M3 6.5A2.5 2.5 0 0 1 5.5 4H9l1.7 2H18.5A2.5 2.5 0 0 1 21 8.5v8A2.5 2.5 0 0 1 18.5 19h-13A2.5 2.5 0 0 1 3 16.5v-10Z"/></svg>'
+	}
+	if (key === 'asset-manage') {
+		return '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M5 4h14a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2Zm1.8 11.5h10.4L14 11.4l-2.6 3.1-1.7-2.1-2.9 3.1Zm2.7-6.1a1.6 1.6 0 1 0 0-3.2a1.6 1.6 0 0 0 0 3.2Z"/></svg>'
+	}
+	return '<svg viewBox="0 0 24 24" aria-hidden="true"><circle cx="12" cy="12" r="8"/></svg>'
+}
 </script>
 <style lang="less">
 .arco-tooltip-content {
@@ -174,4 +183,25 @@ const count = (system) => {
 	justify-content: space-between;
 	align-items: center;
 }
+
+.menu-svg-icon {
+	width: 22px;
+	height: 22px;
+	display: inline-flex;
+	align-items: center;
+	justify-content: center;
+	color: rgba(255, 255, 255, 0.74);
+	transition: color 0.2s ease;
+}
+
+.menu-svg-icon:deep(svg) {
+	width: 22px;
+	height: 22px;
+	display: block;
+	fill: currentColor;
+}
+
+.menu-svg-icon.active {
+	color: #ffffff;
+}
 </style>
diff --git a/portal-ui/src/views/AssetGroupManage.vue b/portal-ui/src/views/AssetGroupManage.vue
index 326878f..9a3541a 100644
--- a/portal-ui/src/views/AssetGroupManage.vue
+++ b/portal-ui/src/views/AssetGroupManage.vue
@@ -1,34 +1,10 @@
 <template>
 	<div class="asset-group-page">
 		<section class="ag-panel">
-			<h3 class="ag-title">新增资源组</h3>
-			<div class="ag-form">
-				<div class="ag-field">
-					<label>名称</label>
-					<a-input v-model="createForm.name" placeholder="请输入资源组名称（<=64字符）" />
-				</div>
-				<div class="ag-field">
-					<label>描述</label>
-					<a-textarea
-						v-model="createForm.description"
-						:max-length="300"
-						show-word-limit
-						placeholder="请输入描述（<=300字符）" />
-				</div>
-				<div class="ag-field">
-					<label>GroupType</label>
-					<a-select v-model="createForm.groupType" :disabled="true">
-						<a-option value="AIGC">AIGC</a-option>
-					</a-select>
-				</div>
-				<div class="ag-actions">
-					<a-button type="primary" :loading="createLoading" @click="createGroup">新增</a-button>
-				</div>
+			<div class="ag-head">
+				<h3 class="ag-title">资源组管理</h3>
+				<a-button type="primary" @click="openCreateDialog">新增资源组</a-button>
 			</div>
-		</section>
-
-		<section class="ag-panel">
-			<h3 class="ag-title">查询资源组</h3>
 			<div class="ag-filter">
 				<div class="ag-field">
 					<label>名称</label>
@@ -121,6 +97,26 @@
 		<a-modal v-model:visible="detailVisible" title="资源组详情" :footer="false" width="680px">
 			<pre class="ag-detail">{{ prettyDetail }}</pre>
 		</a-modal>
+		<a-modal
+			v-model:visible="createVisible"
+			title="新增资源组"
+			:confirm-loading="createLoading"
+			@ok="createGroup">
+			<div class="ag-create-form">
+				<div class="ag-field">
+					<label>名称</label>
+					<a-input v-model="createForm.name" placeholder="请输入资源组名称（<=64字符）" />
+				</div>
+				<div class="ag-field">
+					<label>描述</label>
+					<a-textarea
+						v-model="createForm.description"
+						:max-length="300"
+						show-word-limit
+						placeholder="请输入描述（<=300字符）" />
+				</div>
+			</div>
+		</a-modal>
 	</div>
 </template>
 
@@ -130,6 +126,7 @@ export default {
 	data() {
 		return {
 			createLoading: false,
+			createVisible: false,
 			listLoading: false,
 			detailLoadingId: '',
 			detailVisible: false,
@@ -161,6 +158,9 @@ export default {
 		this.search(1)
 	},
 	methods: {
+		openCreateDialog() {
+			this.createVisible = true
+		},
 		buildGroupIds() {
 			return String(this.filters.groupIdsText || '')
 				.split(',')
@@ -189,6 +189,7 @@ export default {
 					this.$message.success('新增成功')
 					this.createForm.name = ''
 					this.createForm.description = ''
+					this.createVisible = false
 					this.search(1)
 				} else {
 					this.$message.error(res.msg || '新增失败')
@@ -295,10 +296,16 @@ export default {
 }
 
 .ag-title {
-	margin: 0 0 14px;
+	margin: 0;
 	font-size: 15px;
 	font-weight: 600;
 }
+.ag-head {
+	display: flex;
+	justify-content: space-between;
+	align-items: center;
+	margin-bottom: 14px;
+}
 
 .ag-form,
 .ag-filter {
@@ -306,6 +313,11 @@ export default {
 	grid-template-columns: repeat(3, minmax(180px, 1fr));
 	gap: 12px;
 }
+.ag-create-form {
+	display: flex;
+	flex-direction: column;
+	gap: 12px;
+}
 
 .ag-field {
 	display: flex;
diff --git a/portal-ui/src/views/AssetManage.vue b/portal-ui/src/views/AssetManage.vue
index bc19266..a58c92f 100644
--- a/portal-ui/src/views/AssetManage.vue
+++ b/portal-ui/src/views/AssetManage.vue
@@ -1,16 +1,10 @@
 <template>
 	<div class="asset-manage-page">
 		<section class="asset-left">
-			<div class="panel-title">素材组树</div>
-			<a-button size="mini" type="outline" :loading="groupLoading" @click="loadGroups">刷新分组</a-button>
-			<div class="form-grid mtop">
-				<div class="field">
-					<label>素材组名称</label>
-					<a-input v-model="groupForm.name" placeholder="输入分组名称" />
-				</div>
+			<div class="asset-left-head">
+				<div class="panel-title">素材组树</div>
 				<div class="field actions">
-					<a-button type="primary" size="mini" @click="createGroup">新建分组</a-button>
-					<a-button size="mini" @click="updateGroup" :disabled="!groupForm.id">更新分组</a-button>
+					<a-button size="mini" type="outline" :loading="groupLoading" @click="loadGroups">刷新分组</a-button>
 				</div>
 			</div>
 			<div class="group-tree">
@@ -30,31 +24,10 @@
 		</section>
 
 		<section class="asset-right">
-			<div class="panel-title">新增素材</div>
-			<div class="form-grid">
-				<div class="field">
-					<label>GroupId</label>
-					<a-input v-model="createForm.groupId" placeholder="请选择左侧分组或手动输入" />
-				</div>
-				<div class="field">
-					<label>文件</label>
-					<input type="file" @change="onFileChange" />
-					<div class="group-id">{{ createForm.fileName || '未选择文件' }}</div>
-				</div>
-				<div class="field">
-					<label>Name</label>
-					<a-input v-model="createForm.name" placeholder="素材名称（可选）" />
-				</div>
-				<div class="field">
-					<label>AssetType</label>
-					<a-select v-model="createForm.assetType">
-						<a-option value="Image">Image</a-option>
-						<a-option value="Video">Video</a-option>
-						<a-option value="Audio">Audio</a-option>
-					</a-select>
-				</div>
+			<div class="asset-left-head">
+				<div class="panel-title">素材管理</div>
 				<div class="field actions">
-					<a-button type="primary" :loading="createLoading" @click="createAsset">新增素材</a-button>
+					<a-button type="primary" size="mini" @click="openCreateAssetDialog">新增素材</a-button>
 				</div>
 			</div>
 
@@ -150,14 +123,44 @@
 		<a-modal v-model:visible="detailVisible" title="素材详情" :footer="false" width="700px">
 			<pre class="detail-box">{{ detailText }}</pre>
 		</a-modal>
+		<a-modal
+			v-model:visible="createAssetVisible"
+			title="新增素材"
+			:confirm-loading="createLoading"
+			@ok="createAsset">
+			<div class="create-form-vertical">
+				<div class="field">
+					<label>素材组</label>
+					<a-select v-model="createForm.groupId" placeholder="请选择素材组">
+						<a-option v-for="g in groups" :key="g.Id || g.id" :value="String(g.Id || g.id)">
+							{{ g.Name || g.name || (g.Id || g.id) }}
+						</a-option>
+					</a-select>
+				</div>
+				<div class="field">
+					<label>上传素材</label>
+					<input type="file" @change="onFileChange" />
+					<div class="group-id">{{ createForm.fileName || '未选择文件' }}</div>
+				</div>
+				<div class="field">
+					<label>素材名称</label>
+					<a-input v-model="createForm.name" placeholder="素材名称（可选）" />
+				</div>
+				<div class="field">
+					<label>类型</label>
+					<a-select v-model="createForm.assetType">
+						<a-option value="Image">图片</a-option>
+						<a-option value="Video">视频</a-option>
+						<a-option value="Audio">音频</a-option>
+					</a-select>
+				</div>
+			</div>
+		</a-modal>
 	</div>
 </template>
 
 <script>
 const GROUP_LIST_API = 'api/byteAssetGroup/listAssetGroups'
-const GROUP_CREATE_API = 'api/byteAssetGroup/createAssetGroup'
-const GROUP_GET_API = 'api/byteAssetGroup/getAssetGroup'
-const GROUP_UPDATE_API = 'api/byteAssetGroup/updateAssetGroup'
 const ASSET_CREATE_API = 'api/byteAsset/createAsset'
 const ASSET_LIST_API = 'api/byteAsset/listAssets'
 const ASSET_GET_API = 'api/byteAsset/getAsset'
@@ -170,6 +173,7 @@ export default {
 			groupLoading: false,
 			createLoading: false,
 			listLoading: false,
+			createAssetVisible: false,
 			groups: [],
 			selectedGroupId: '',
 			createForm: {
@@ -179,10 +183,6 @@ export default {
 				name: '',
 				assetType: 'Image'
 			},
-			groupForm: {
-				name: '',
-				id: ''
-			},
 			filters: {
 				groupId: '',
 				name: '',
@@ -207,6 +207,15 @@ export default {
 		this.loadGroups()
 	},
 	methods: {
+		async openCreateAssetDialog() {
+			await this.loadGroups()
+			this.createForm.groupId = this.selectedGroupId || this.createForm.groupId || ''
+			this.createForm.file = null
+			this.createForm.fileName = ''
+			this.createForm.name = ''
+			this.createForm.assetType = 'Image'
+			this.createAssetVisible = true
+		},
 		async loadGroups() {
 			this.groupLoading = true
 			try {
@@ -225,8 +234,6 @@ export default {
 				if (!this.selectedGroupId && this.groups.length) {
 					const gid = this.groups[0].Id || this.groups[0].id
 					this.selectedGroupId = gid
-					this.groupForm.id = gid
-					this.groupForm.name = this.groups[0].Name || this.groups[0].name || ''
 					this.createForm.groupId = gid
 					this.filters.groupId = gid
 					this.searchAssets(1)
@@ -240,64 +247,10 @@ export default {
 		selectGroup(g) {
 			const gid = g?.Id || g?.id
 			this.selectedGroupId = gid
-			this.groupForm.id = gid
-			this.groupForm.name = g?.Name || g?.name || ''
 			this.createForm.groupId = gid
 			this.filters.groupId = gid
 			this.searchAssets(1)
 		},
-		async createGroup() {
-			const name = String(this.groupForm.name || '').trim()
-			if (!name) return this.$message.error('请输入素材组名称')
-			try {
-				const res = await this.$axios({
-					url: GROUP_CREATE_API,
-					method: 'POST',
-					data: { Name: name, ProjectName: 'default' }
-				})
-				if (res.code === 200) {
-					this.$message.success('创建素材组成功')
-					await this.loadGroups()
-				} else {
-					this.$message.error(res.msg || '创建素材组失败')
-				}
-			} catch (e) {
-				this.$message.error(e?.message || '创建素材组失败')
-			}
-		},
-		async updateGroup() {
-			const id = String(this.groupForm.id || '').trim()
-			const name = String(this.groupForm.name || '').trim()
-			if (!id) return this.$message.error('请先选择素材组')
-			if (!name) return this.$message.error('请输入素材组名称')
-			try {
-				const detailRes = await this.$axios({
-					url: GROUP_GET_API,
-					method: 'POST',
-					data: { Id: id }
-				})
-				const detail = detailRes?.data || {}
-				const payload = {
-					Id: id,
-					Name: name,
-					GroupType: detail.GroupType || detail.groupType || 'AIGC',
-					ProjectName: detail.ProjectName || detail.projectName || 'default'
-				}
-				const res = await this.$axios({
-					url: GROUP_UPDATE_API,
-					method: 'POST',
-					data: payload
-				})
-				if (res.code === 200) {
-					this.$message.success('更新素材组成功')
-					await this.loadGroups()
-				} else {
-					this.$message.error(res.msg || '更新素材组失败')
-				}
-			} catch (e) {
-				this.$message.error(e?.message || '更新素材组失败')
-			}
-		},
 		onFileChange(e) {
 			const file = e?.target?.files?.[0]
 			this.createForm.file = file || null
@@ -324,6 +277,7 @@ export default {
 					this.createForm.file = null
 					this.createForm.fileName = ''
 					this.createForm.name = ''
+					this.createAssetVisible = false
 					this.searchAssets(1)
 				} else {
 					this.$message.error(res.msg || '新增素材失败')
@@ -457,6 +411,12 @@ export default {
 	font-weight: 600;
 	margin-bottom: 10px;
 }
+.asset-left-head {
+	display: flex;
+	justify-content: space-between;
+	align-items: center;
+	gap: 8px;
+}
 .group-tree {
 	margin-top: 10px;
 	display: flex;
@@ -512,6 +472,11 @@ export default {
 	flex-direction: row;
 	align-items: center;
 }
+.create-form-vertical {
+	display: flex;
+	flex-direction: column;
+	gap: 12px;
+}
 .mtop {
 	margin-top: 14px;
 }
diff --git a/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/BaseByteApiService.java b/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/BaseByteApiService.java
index 2c3f32f..b3e5db3 100644
--- a/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/BaseByteApiService.java
+++ b/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/BaseByteApiService.java
@@ -6,35 +6,21 @@ import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.MapperFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.PropertyNamingStrategies;
-import com.ruoyi.ai.mapper.AiUserMapper;
-import com.ruoyi.common.core.domain.entity.AiUser;
-import com.ruoyi.common.core.domain.entity.SysDept;
-import com.ruoyi.common.core.domain.entity.SysUser;
-import com.ruoyi.common.core.domain.model.LoginUser;
+import com.ruoyi.ai.service.IByteDeptApiKeyService;
 import com.ruoyi.common.utils.SecurityUtils;
 import com.ruoyi.common.utils.http.OkHttpUtils;
-import com.ruoyi.system.mapper.SysDeptMapper;
-import com.ruoyi.system.mapper.SysUserMapper;
-import lombok.extern.slf4j.Slf4j;
 import okhttp3.MediaType;
 import okhttp3.Request;
 import okhttp3.RequestBody;
 import okhttp3.Response;
-import org.apache.catalina.User;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
-import javax.annotation.Resource;
 import java.io.IOException;
 
-@Slf4j
 @Service
 public class BaseByteApiService {
-    @Resource
-    private SysDeptMapper deptMapper;
-    @Resource
-    private AiUserMapper userMapper;
-
     protected final ObjectMapper objectMapper = new ObjectMapper()
             .setSerializationInclusion(JsonInclude.Include.NON_NULL)
             .setPropertyNamingStrategy(PropertyNamingStrategies.UPPER_CAMEL_CASE)
@@ -46,12 +32,13 @@ public class BaseByteApiService {
     @Value("${byteapi.url}")
     protected String API_URL;
 
-    protected String DEPT_ANCESTORS_SPLIT = ",";
+    @Autowired
+    protected IByteDeptApiKeyService byteDeptApiKeyService;
 
     /**
-     * 执行 POST，成功则返回响应体字符串（可能为空字符串）。
+     * POST JSON 调用方舟 OpenAPI；若响应含 {@code Result} 节点则解析为业务对象（与 api.docx 返回示例一致）。
      */
-    private String doPost(String path, Object request) throws IOException {
+    protected <T> T httpExecute(String path, Object request, Class<T> clz) throws IOException {
         String jsonBody = objectMapper.writeValueAsString(request);
         RequestBody body = RequestBody.create(
                 MediaType.parse("application/json; charset=utf-8"),
@@ -59,7 +46,7 @@ public class BaseByteApiService {
         Request httpRequest = new Request.Builder()
                 .url(API_URL + path)
                 .header("Content-Type", "application/json")
-                .header("Authorization", "Bearer " + getUserDeptApiKey())
+                .header("Authorization", "Bearer " + resolveCurrentAiUserApiKey())
                 .post(body)
                 .build();
         try (Response response = OkHttpUtils.newCall(httpRequest).execute()) {
@@ -68,96 +55,50 @@ public class BaseByteApiService {
                 throw new RuntimeException("execute error：" + errorMsg);
             }
             if (response.body() == null) {
-                return "";
+                throw new RuntimeException("response body null");
             }
-            return response.body().string();
+            String responseBody = response.body().string();
+            JsonNode root = objectMapper.readTree(responseBody);
+            JsonNode result = root.get("Result");
+            if (result != null && !result.isNull()) {
+                return objectMapper.treeToValue(result, clz);
+            }
+            return objectMapper.readValue(responseBody, clz);
         }
     }
 
-    /**
-     * POST JSON 调用方舟 OpenAPI；若响应含 {@code Result} 节点则解析为业务对象（与 api.docx 返回示例一致）。
-     */
-    protected <T> T httpExecute(String path, Object request, Class<T> clz) throws IOException {
-        String responseBody = doPost(path, request);
-        if (responseBody == null || responseBody.isEmpty()) {
-            throw new RuntimeException("response body null");
-        }
-        JsonNode root = objectMapper.readTree(responseBody);
-        JsonNode result = root.get("Result");
-        if (result != null && !result.isNull()) {
-            return objectMapper.treeToValue(result, clz);
-        }
-        return objectMapper.readValue(responseBody, clz);
-    }
-
     /**
      * 无业务体返回的 OpenAPI 调用（如 DeleteAsset）。
      */
     protected void httpExecuteNoContent(String path, Object request) throws IOException {
-        doPost(path, request);
+        String jsonBody = objectMapper.writeValueAsString(request);
+        RequestBody body = RequestBody.create(
+                MediaType.parse("application/json; charset=utf-8"),
+                jsonBody);
+        Request httpRequest = new Request.Builder()
+                .url(API_URL + path)
+                .header("Content-Type", "application/json")
+                .header("Authorization", "Bearer " + resolveCurrentAiUserApiKey())
+                .post(body)
+                .build();
+        try (Response response = OkHttpUtils.newCall(httpRequest).execute()) {
+            if (!response.isSuccessful()) {
+                String errorMsg = response.body() != null ? response.body().string() : "execute error";
+                throw new RuntimeException("execute error：" + errorMsg);
+            }
+        }
     }
 
+
     /**
      * 根据用户找到对应的project
      */
     protected String getUserProject() {
-        Long userId = SecurityUtils.getAiUserId();
-        if (userId == null) {
-            return null;
-        }
-        AiUser user = userMapper.selectAiUserById(userId);
-        if (user == null) {
-            return null;
-        }
-        // 第二层部门ID，API_KEY放在这里
-        Long secondLvDeptId = getSecondLevelDept(user.getDeptId());
-        if (secondLvDeptId == null) {
-            return null;
-        }
-        SysDept secondDept = deptMapper.selectDeptById(secondLvDeptId);
-        return secondDept.getProject();
+        // TODO
+        return "default";
     }
 
-    /**
-     * 根据用户所在部门找到对应的火山方舟ApiKey
-     */
-    protected String getUserDeptApiKey() {
-        Long userId = SecurityUtils.getAiUserId();
-        if (userId == null) {
-            return null;
-        }
-        AiUser user = userMapper.selectAiUserById(userId);
-        if (user == null) {
-            return null;
-        }
-        // 第二层部门ID，API_KEY放在这里
-        Long secondLvDeptId = getSecondLevelDept(user.getDeptId());
-        if (secondLvDeptId == null) {
-            return null;
-        }
-        SysDept secondDept = deptMapper.selectDeptById(secondLvDeptId);
-        return secondDept.getByteApiKey();
-    }
-
-    /**
-     * 找到当前部门所属第二部门ID
-     * @param deptId 当前部门
-     */
-    protected Long getSecondLevelDept(long deptId) {
-        SysDept dept = deptMapper.selectDeptById(deptId);
-        String ancestors = dept.getAncestors();
-        // 判断是第几层
-        if (ancestors == null || ancestors.isEmpty() || "0".equals(ancestors)) {
-            // 第一层
-            return null;
-        }
-        String[] parentDeptArray = ancestors.split(DEPT_ANCESTORS_SPLIT);
-        int length = parentDeptArray.length;
-        if (length == 1) {
-            // 只有一个上级，所以当前节点是第二层，直接返回
-            return deptId;
-        }
-        // 大于二级
-        return Long.parseLong(parentDeptArray[1]);
+    protected String resolveCurrentAiUserApiKey() {
+        return byteDeptApiKeyService.resolveVolcApiKey(SecurityUtils.getAiUserId());
     }
 }
\ No newline at end of file