fix(avatar): persist takeover toggle immediately

digital-avatar-app/src/views/AuthorizationManage.vue

@@ -95,7 +95,7 @@
     </main>
 
     <footer v-if="activeAvatarId" class="save-area">
-      <button class="save-button" type="button" :disabled="loading || saving" @click="saveSettings">
+      <button class="save-button" type="button" :disabled="loading || saving" @click="saveSettings()">
         <span v-if="saving" class="saving-spinner" aria-hidden="true"></span>
         {{ saving ? '保存中...' : '保存授权设置' }}
       </button>
@@ -221,16 +221,19 @@ const showToast = (message: string) => {
   toastTimer = window.setTimeout(() => { toastMessage.value = '' }, 2400)
 }
 
-const togglePermission = (permission: AvatarPermission) => {
+const togglePermission = async (permission: AvatarPermission) => {
+  errorMessage.value = ''
+  const previousValue = permissionState[permission]
   permissionState[permission] = !permissionState[permission]
   if (permission === 'takeover') {
     takeoverStatus.value = null
-    if (!permissionState.takeover && takeoverStatusTimer) {
+    if (takeoverStatusTimer) {
       window.clearTimeout(takeoverStatusTimer)
       takeoverStatusTimer = undefined
     }
+    const saved = await saveSettings(true)
+    if (!saved) permissionState.takeover = previousValue
   }
-  errorMessage.value = ''
 }
 
 const scheduleTakeoverStatusRefresh = () => {
@@ -276,8 +279,8 @@ const loadTakeoverStatus = async () => {
   }
 }
 
-const saveSettings = async () => {
+const saveSettings = async (takeoverToggle = false): Promise<boolean> => {
-  if (!activeAvatarId.value || loading.value || saving.value) return
+  if (!activeAvatarId.value || loading.value || saving.value) return false
   saving.value = true
   errorMessage.value = ''
   try {
@@ -285,9 +288,15 @@ const saveSettings = async () => {
     setPermissions(settings.permissions || [])
     await loadTakeoverStatus()
     scheduleTakeoverStatusRefresh()
+    if (takeoverToggle) {
+      showToast(permissionState.takeover ? '接管已开启，正在连接' : '接管已关闭')
+    } else {
       showToast('授权设置已保存')
+    }
+    return true
   } catch (error: any) {
     errorMessage.value = readableError(error, '授权设置保存失败，请重试')
+    return false
   } finally {
     saving.value = false
   }