fix: improve user import conflict handling and validation messages

apps/users/serializers/user.py

@@ -347,9 +347,10 @@ class UserInstance(serializers.Serializer):
         )
         source = serializers.CharField(required=False, label=_("Source"), max_length=20, default="LOCAL")
 
-        def is_valid(self, *, raise_exception=True):
-            super().is_valid(raise_exception=True)
-            self._check_unique_username_and_email()
+        def is_valid(self, *, raise_exception=True, check_unique=True):
+            super().is_valid(raise_exception=raise_exception)
+            if check_unique:
+                self._check_unique_username_and_email()
 
         def _check_unique_username_and_email(self):
             username = self.data.get("username")

ui/src/views/system/chat-management/users/import-users/ImportUsersDialog.vue

@@ -88,12 +88,16 @@ function handleFileRemove() {
   nextTick(() => importUsersFormRef.value?.validateField('files'))
 }
 
+function conflictTypeLabel(type: string) {
+  if (type === 'username') return '用户名已存在'
+  if (type === 'email') return '邮箱已存在'
+  if (type === 'nick_name') return '姓名已存在'
+  return `${type} 冲突`
+}
+
 function formatConflictMessage(conflicts: ChatUserSyncConflict[]) {
   return conflicts
-    .map((conflict) => {
-      const conflictLabel = conflict.type === 'username' ? '用户名已存在' : conflict.type === 'nick_name' ? '姓名已存在' : `${conflict.type} 冲突`
-      return `${conflictLabel}：${conflict.users.join('、')}`
-    })
+    .map((conflict) => `${conflictTypeLabel(conflict.type)}：${conflict.users.join('、')}`)
     .join('；')
 }
 
@@ -116,8 +120,11 @@ function submitImportUsers() {
       syncFile,
     )
       .then((result) => {
-        const conflictMessage = formatConflictMessage(result.conflict_users ?? [])
-        MsgSuccess(`成功导入 ${result.success_count} 个用户${conflictMessage ? `，${conflictMessage}` : ''}`)
+        const conflictUsers = result.conflict_users ?? []
+        const skippedCount = conflictUsers.reduce((sum, conflict) => sum + conflict.users.length, 0)
+        const conflictMessage = formatConflictMessage(conflictUsers)
+        const skipText = skippedCount > 0 ? `，跳过 ${skippedCount} 个用户` : ''
+        MsgSuccess(`成功导入 ${result.success_count} 个用户${skipText}${conflictMessage ? `，${conflictMessage}` : ''}`)
         emit('refresh')
         dialogVisible.value = false
       })

ui/src/views/system/identity/users/UserFromDrawer.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { computed, nextTick, reactive, ref } from 'vue'
+import { computed, nextTick, reactive, ref, watch } from 'vue'
 import JSEncrypt from 'jsencrypt'
 import CommonSystemApi from '@/api/admin/system/common'
 import CurrentUserApi from '@/api/admin/auth/current-user'
@@ -62,6 +62,10 @@ function isAdminRole(roleId: string) {
   return roleOptions.value.find(({ id }) => id === roleId)?.type === ROLE_TYPE.ADMIN
 }
 
+function isUserRole(roleId: string) {
+  return roleOptions.value.find(({ id }) => id === roleId)?.type === ROLE_TYPE.USER
+}
+
 function handleRoleChange(roleAssignment: SystemUserRoleAssignment, index: number) {
   if (isAdminRole(roleAssignment.role_id)) {
     roleAssignment.workspace_ids = []
@@ -99,6 +103,16 @@ const selectedWorkspaceIds = computed(() => {
   return [...new Set(userForm.role_setting.flatMap(({ workspace_ids }) => workspace_ids))]
 })
 
+// 用户组仅在选择包含普通用户角色时展示。
+const showUserGroup = computed(() => userForm.role_setting.some(({ role_id }) => isUserRole(role_id)))
+
+// 移除普通用户角色后清空已选用户组，避免随角色变更残留提交。
+watch(showUserGroup, (visible) => {
+  if (!visible) {
+    userForm.user_group_ids = []
+  }
+})
+
 // 默认密码
 function loadDefaultPassword() {
   return CommonSystemApi.getDefaultPassword().then(({ password }) => {
@@ -292,7 +306,7 @@ defineExpose({ open })
           </template>
         </MkFormList>
       </section>
-      <section v-if="selectedWorkspaceIds.length">
+      <section v-if="showUserGroup">
         <h4 class="mk-title-decoration mb-4 mt-4">用户组</h4>
         <UserGroupSetting v-model="userForm.user_group_ids" :workspace-ids="selectedWorkspaceIds" :workspace-options="workspaceOptions" />
       </section>

ui/src/views/system/identity/users/import-users/ImportUsersDialog.vue

@@ -182,12 +182,16 @@ function handleDownloadTemplate() {
   UserManageApi.getUserManageImportTemplate()
 }
 
+function conflictTypeLabel(type: ChatUserSyncConflict['type']) {
+  if (type === 'username') return '用户名已存在'
+  if (type === 'email') return '邮箱已存在'
+  if (type === 'nick_name') return '姓名已存在'
+  return `${type} 冲突`
+}
+
 function formatConflictMessage(conflicts: ChatUserSyncConflict[]) {
   return conflicts
-    .map((conflict) => {
-      const conflictLabel = conflict.type === 'username' ? '用户名已存在' : conflict.type === 'nick_name' ? '姓名已存在' : `${conflict.type} 冲突`
-      return `${conflictLabel}：${conflict.users.join('、')}`
-    })
+    .map((conflict) => `${conflictTypeLabel(conflict.type)}：${conflict.users.join('、')}`)
     .join('；')
 }
 
@@ -209,8 +213,11 @@ function submitImportUsers() {
       importUsersForm.userGroupIds[0],
     )
       .then((result) => {
-        const conflictMessage = formatConflictMessage(result.conflict_users ?? [])
-        MsgSuccess(`成功导入 ${result.success_count} 个用户${conflictMessage ? `，${conflictMessage}` : ''}`)
+        const conflictUsers = result.conflict_users ?? []
+        const skippedCount = conflictUsers.reduce((sum, conflict) => sum + conflict.users.length, 0)
+        const conflictMessage = formatConflictMessage(conflictUsers)
+        const skipText = skippedCount > 0 ? `，跳过 ${skippedCount} 个用户` : ''
+        MsgSuccess(`成功导入 ${result.success_count} 个用户${skipText}${conflictMessage ? `，${conflictMessage}` : ''}`)
         emit('refresh')
         dialogVisible.value = false
       })