fix: bug

src/views/common/account-list.vue

@@ -118,18 +118,34 @@
               </div>
               <div class="panel-body">
                 <ElEmpty v-if="filteredAvailableRoles.length === 0" description="暂无角色" />
-                <ElCheckboxGroup v-else v-model="rolesToAdd" class="role-list">
-                  <div v-for="role in filteredAvailableRoles" :key="role.ID" class="role-item">
-                    <ElCheckbox :label="role.ID" :disabled="selectedRoles.includes(role.ID)">
-                      <span class="role-info">
-                        <span>{{ role.role_name }}</span>
-                        <ElTag :type="role.role_type === 1 ? 'primary' : 'success'" size="small">
-                          {{ role.role_type === 1 ? '平台角色' : '客户角色' }}
-                        </ElTag>
-                      </span>
-                    </ElCheckbox>
-                  </div>
-                </ElCheckboxGroup>
+                <template v-else-if="isPlatformUser">
+                  <ElCheckboxGroup v-model="rolesToAdd" class="role-list">
+                    <div v-for="role in filteredAvailableRoles" :key="role.ID" class="role-item">
+                      <ElCheckbox :label="role.ID" :disabled="selectedRoles.includes(role.ID)">
+                        <span class="role-info">
+                          <span>{{ role.role_name }}</span>
+                          <ElTag :type="role.role_type === 1 ? 'primary' : 'success'" size="small">
+                            {{ role.role_type === 1 ? '平台角色' : '客户角色' }}
+                          </ElTag>
+                        </span>
+                      </ElCheckbox>
+                    </div>
+                  </ElCheckboxGroup>
+                </template>
+                <template v-else>
+                  <ElRadioGroup v-model="roleToAdd" class="role-list">
+                    <div v-for="role in filteredAvailableRoles" :key="role.ID" class="role-item">
+                      <ElRadio :label="role.ID" :disabled="selectedRoles.includes(role.ID)">
+                        <span class="role-info">
+                          <span>{{ role.role_name }}</span>
+                          <ElTag :type="role.role_type === 1 ? 'primary' : 'success'" size="small">
+                            {{ role.role_type === 1 ? '平台角色' : '客户角色' }}
+                          </ElTag>
+                        </span>
+                      </ElRadio>
+                    </div>
+                  </ElRadioGroup>
+                </template>
               </div>
             </div>
 
@@ -139,7 +155,7 @@
                 type="primary"
                 :icon="'ArrowRight'"
                 @click="addRoles"
-                :disabled="rolesToAdd.length === 0"
+                :disabled="isPlatformUser ? rolesToAdd.length === 0 : !roleToAdd"
               >
                 添加
               </ElButton>
@@ -204,6 +220,8 @@
     ElInput,
     ElCheckbox,
     ElCheckboxGroup,
+    ElRadioGroup,
+    ElRadio,
     ElEmpty
   } from 'element-plus'
   import { ArrowLeft } from '@element-plus/icons-vue'
@@ -258,9 +276,13 @@
   const selectedRoles = ref<number[]>([])
   const allRoles = ref<PlatformRole[]>([])
   const rolesToAdd = ref<number[]>([])
+  const roleToAdd = ref<number | undefined>(undefined) // 单选时使用
   const leftRoleFilter = ref('')
   const rightRoleFilter = ref('')
 
+  // 是否为平台用户（平台用户可多选，其他单选）
+  const isPlatformUser = computed(() => currentAccountType.value === 2)
+
   // 搜索表单初始值
   const initialSearchState = {
     username: '',
@@ -619,6 +641,7 @@
     currentAccountType.value = row.user_type
     selectedRoles.value = []
     rolesToAdd.value = []
+    roleToAdd.value = undefined
     leftRoleFilter.value = ''
     rightRoleFilter.value = ''
 
@@ -643,28 +666,25 @@
 
   // 批量添加角色
   const addRoles = async () => {
-    if (rolesToAdd.value.length === 0) return
-
     try {
       let newRoles: number[]
 
-      // 代理账号只能分配一个角色，会覆盖之前的角色
-      if (currentAccountType.value === 3) {
-        if (rolesToAdd.value.length > 1) {
-          ElMessage.warning('代理账号只能分配一个角色')
-          return
-        }
-        // 只保留新选择的一个角色
-        newRoles = rolesToAdd.value
-      } else {
-        // 其他账号类型可以分配多个角色
+      // 平台用户可以分配多个角色，其他用户只能分配一个角色
+      if (isPlatformUser.value) {
+        if (rolesToAdd.value.length === 0) return
+        // 平台用户可以分配多个角色
         newRoles = [...new Set([...selectedRoles.value, ...rolesToAdd.value])]
+      } else {
+        // 其他用户只能分配一个角色（单选）
+        if (!roleToAdd.value) return
+        newRoles = [...selectedRoles.value, roleToAdd.value]
       }
 
       await AccountService.assignRolesToAccount(currentAccountId.value, newRoles)
 
       selectedRoles.value = newRoles
       rolesToAdd.value = []
+      roleToAdd.value = undefined
 
       ElMessage.success('角色分配成功')
       // 刷新列表以更新角色显示