diff --git a/src/renderer/src/components/ai-chart/index.vue b/src/renderer/src/components/ai-chart/index.vue
index af8e99e..2bfdbcc 100644
--- a/src/renderer/src/components/ai-chart/index.vue
+++ b/src/renderer/src/components/ai-chart/index.vue
@@ -233,7 +233,7 @@ onMounted(() => {
     width: 300px;
     height: calc(100% - 110px);
     border-radius: 10px;
-
+    z-index: 10;
     :deep(.el-card__header) {
       padding: 10px;
     }
diff --git a/src/renderer/src/components/window-tools/index.vue b/src/renderer/src/components/window-tools/index.vue
index a0ea26d..da66f80 100644
--- a/src/renderer/src/components/window-tools/index.vue
+++ b/src/renderer/src/components/window-tools/index.vue
@@ -51,6 +51,8 @@ const closeWindow = () => {
 
 <style lang="scss" scoped>
 .header-tool {
+  width: 100%;
+  justify-content: flex-end;
   -webkit-app-region: no-drag;
 
   span {
diff --git a/src/renderer/src/layout/components/Header.vue b/src/renderer/src/layout/components/Header.vue
index 8501952..3bc34e4 100644
--- a/src/renderer/src/layout/components/Header.vue
+++ b/src/renderer/src/layout/components/Header.vue
@@ -2,28 +2,16 @@
   <div class="title-bar flex">
     <div class="left-section">
       <div class="flex title-box">
-        <el-image style="width: 23px; height: 23px" :src="logoIco"  />
+        <el-image style="width: 23px; height: 23px" :src="logoIco" />
         <span class="title" @click="changeTab">AIX智慧课堂</span>
       </div>
       <div class="change-tab">
         <ul class="flex">
-          <li class="flex" :class="[activeId == menu.path ? 'active-li' : '', menu.disabled ? 'disabled' : '']" 
-          v-for="menu in headerMenus" :key="menu.id"  @click="clickMenu(menu)">
+          <li class="flex" :class="[activeId == menu.path ? 'active-li' : '', menu.disabled ? 'disabled' : '']"
+            v-for="menu in headerMenus" :key="menu.id" @click="clickMenu(menu)">
             <i class="iconfont" :class="menu.icon"></i>
             <span class="text">{{ menu.name }}</span>
           </li>
-     
-          <!-- <li
-            v-for="(item, index) in routeHeader.nowRouter"
-            :key="index"
-            class="flex"
-            :style="{'color' : item.color}"
-            :class="currentRoute === item.url ? 'active-li' : ''"
-            @click="handleOutLink(item.url,item.type, item.name)"
-          >
-            <i :class="item.img"></i>
-            <span class="text">{{ item.name }}</span>
-          </li> -->
         </ul>
       </div>
     </div>
@@ -32,26 +20,41 @@
       <WindowTools />
       <div class="user flex">
         <div class="avatar-container">
-          <el-dropdown
-            class="right-menu-item hover-effect"
-            trigger="click"
-            @command="handleCommand"
-          >
-            <div class="avatar-wrapper">
+          <div class="avatar-wrapper flex">
+            <el-dropdown class="right-menu-item hover-effect" @command="handleCommand">
               <img :src="dev_api + userStore.user.avatar" class="user-avatar" style="float: left" />
-              <div style="margin-top: 18px; font-size: 0.8em">{{ userStore.user.nickName }}</div>
+              <template #dropdown>
+                <el-dropdown-menu>
+                  <el-dropdown-item @click="changePage('/profile')">个人中心</el-dropdown-item>
+                  <el-dropdown-item @click="changePage('/classReserv')">课程预约</el-dropdown-item>
+                  <el-dropdown-item @click="changePage('/class')">班级中心</el-dropdown-item>
+                  <el-dropdown-item divided command="logout">
+                    <span>退出登录</span>
+                  </el-dropdown-item>
+                </el-dropdown-menu>
+              </template>
+            </el-dropdown>
+            <div class="user-info flex">
+              <span class="user-name">{{ userStore.user.nickName }}</span>
+              <div class="flex">
+                <div class="user-depname">{{ userStore.user.deptName }}</div>
+                <el-dropdown @command="changeSubject">
+                  <div class="user-subject">{{ userStore.user.edusubject }}
+                    <el-icon class="el-icon--right"><arrow-down />
+                    </el-icon>
+                  </div>
+                  <template #dropdown>
+                    <el-dropdown-menu>
+                      <el-dropdown-item v-for="item in userSubjectList" :key="item.id" :command="item">
+                        {{ item.edustage }}-{{ item.edusubject }}
+                      </el-dropdown-item>
+                    </el-dropdown-menu>
+                  </template>
+                </el-dropdown>
+              </div>
             </div>
-            <template #dropdown>
-              <el-dropdown-menu>
-                <el-dropdown-item @click="changePage('/profile')">个人中心</el-dropdown-item>
-                <el-dropdown-item @click="changePage('/classReserv')">课程预约</el-dropdown-item>
-                <el-dropdown-item @click="changePage('/class')">班级中心</el-dropdown-item>
-                <el-dropdown-item divided command="logout">
-                  <span>退出登录</span>
-                </el-dropdown-item>
-              </el-dropdown-menu>
-            </template>
-          </el-dropdown>
+          </div>
+
         </div>
       </div>
     </div>
@@ -59,22 +62,24 @@
 </template>
 
 <script setup>
-import { ref, watch } from 'vue'
+import { ref, watch, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessageBox } from 'element-plus'
+import { ArrowDown } from '@element-plus/icons-vue'
 import WindowTools from '@/components/window-tools/index.vue'
 import useUserStore from '@/store/modules/user'
-import routerStore from '@/store/modules/route'
+import { updateUserInfo } from '@/api/system/user'
 import outLink from '@/utils/linkConfig'
-
 import logoIco from '@/assets/images/logo.png'
+import { listEvaluation } from '@/api/classManage/index'
+
 
-const routeHeader = routerStore()
 const { ipcRenderer } = window.electron || {}
 const userStore = useUserStore()
 const router = useRouter()
 const currentRoute = ref('')
 const dev_api = ref(import.meta.env.VITE_APP_BASE_API)
+const userSubjectList = ref([])
 
 const handleOutLink = (path, type, name) => {
   if (!path) return
@@ -86,9 +91,9 @@ const handleOutLink = (path, type, name) => {
     let fullPath = configObj.fullPath + path
     fullPath = fullPath.replaceAll('//', '/')
     const { levelFirstId, levelSecondId } = JSON.parse(localStorage.getItem('unitId'))
-    let unitId = levelSecondId ? levelSecondId :levelFirstId
-    if(name == '教材分析' || name == '考试分析'){
-       fullPath += `?unitId=${unitId}`
+    let unitId = levelSecondId ? levelSecondId : levelFirstId
+    if (name == '教材分析' || name == '考试分析') {
+      fullPath += `?unitId=${unitId}`
     }
     // 通知主进程
     ipcRenderer.send('openWindow', {
@@ -127,34 +132,11 @@ const headerMenus = [
   }
 ]
 
-const clickMenu = ({ id, disabled, path }) =>{
-  if(disabled) return
+const clickMenu = ({ id, disabled, path }) => {
+  if (disabled) return
   activeId.value = id
   router.push(path)
-} 
-
-/*const menus = ref([
-  {
-    icon: 'icon-zhuye2 icon-homepage',
-    name: '主页',
-    path: '/homepage'
-  },
-  {
-    icon: 'icon-jiaoxueziyuan icon-resource',
-    name: '资源',
-    path: '/resource'
-  },
-  {
-    icon: 'icon-beike icon-prepare',
-    name: '备课',
-    path: '/prepare'
-  },
-  {
-    icon: 'icon-jiangke1 icon-teach',
-    name: '授课',
-    path: '/teach'
-  }
-])*/
+}
 
 // 监听当前路由
 watch(
@@ -200,13 +182,42 @@ function logout() {
           ipcRenderer && ipcRenderer.send('openLoginWindow')
         })
     })
-    .catch(() => {})
+    .catch(() => { })
 }
 
 const emits = defineEmits(['setLayout'])
 function setLayout() {
   emits('setLayout')
 }
+// 切换学科
+const changeSubject = async (command) =>{
+  const { userId, userName, phonenumber, plainpwd  } = userStore.user
+  const data = {
+    userId,
+    userName,
+    edustage: command.edustage,
+    edusubject:  command.edusubject
+  }
+  console.log(data,'data')
+  await updateUserInfo(data)
+  await userStore.login({username: phonenumber, password: plainpwd})
+  await userStore.getInfo()
+  router.go()
+}
+
+// 获取学科
+const getAllSubject = async () => {
+  const { rows } = await listEvaluation({ itemkey: "subject", pageSize: 500 })
+  const subject = userStore.user.subject.split(',')
+  userSubjectList.value = rows.filter(item =>
+    subject.some(el => item.id == el)
+  )
+}
+
+
+onMounted(() => {
+  getAllSubject()
+})
 </script>
 
 <style lang="scss" scoped>
@@ -222,17 +233,20 @@ function setLayout() {
   align-items: flex-start;
   flex-direction: column;
   width: 50%;
-  .title-box{
+
+  .title-box {
     padding-top: 8px;
     box-sizing: border-box;
     align-items: center;
     padding-left: 20px;
+
     .title {
       color: #4b73df;
       font-size: 13px;
       padding: 0 5px;
     }
   }
+
   .change-tab {
     -webkit-app-region: no-drag;
     margin-left: 20px;
@@ -273,13 +287,16 @@ function setLayout() {
           color: #409eff;
         }
       }
-      .disabled{
+
+      .disabled {
         cursor: not-allowed;
         color: #bfbfbf;
-        &:hover{
+
+        &:hover {
           color: #bfbfbf;
         }
       }
+
       .active-li {
         color: #409eff;
       }
@@ -290,7 +307,7 @@ function setLayout() {
     -webkit-app-region: no-drag;
   }
 
-  
+
 }
 
 .right-section {
@@ -302,11 +319,25 @@ function setLayout() {
   flex-direction: column;
 
   .user {
+    padding-right: 10px;
+
     .user-info {
       padding-right: 5px;
-      align-items: center;
+      align-items: flex-start;
       flex-direction: column;
       font-size: 12px;
+      height: 100%;
+      justify-content: space-around;
+
+      .user-depname {
+        margin-right: 5px;
+      }
+
+      .user-subject {
+        display: flex;
+        align-items: center;
+        font-size: 12px;
+      }
     }
   }
 }
@@ -316,12 +347,12 @@ function setLayout() {
 
   .avatar-wrapper {
     display: flex;
+    align-items: center;
 
     .user-avatar {
-      width: 30px;
-      height: 30px;
+      width: 35px;
+      height: 35px;
       border-radius: 10px;
-      margin-top: 8px;
       margin-right: 10px;
     }