diff --git a/src/api/common/fts.ts b/src/api/common/fts.ts
deleted file mode 100644
index 5c3ce0c..0000000
--- a/src/api/common/fts.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-import { AxiosProgressEvent } from 'axios'
-import { request } from '@/api/request'
-
-/** 上传文件 */
-const FtsUpload = (data: FormData, onUploadProgress?: (progress: number) => void) => {
-  data.append('provider', 'local')
-  data.append('bucket', 'visual')
-
-  return request.post(`/Assets/v1/fts/uploader`, data, {
-    headers: {
-      'Content-Type': 'multipart/form-data',
-    },
-    onUploadProgress: onUploadProgress
-      ? (progressEvent: AxiosProgressEvent) => {
-          if (progressEvent.total) {
-            const percentCompleted = Math.round((progressEvent.loaded * 100) / progressEvent.total)
-            onUploadProgress(percentCompleted)
-          }
-        }
-      : undefined,
-  })
-}
-
-export default FtsUpload
diff --git a/src/api/ops/floor.ts b/src/api/ops/floor.ts
index 3d5f8d3..3401e1b 100644
--- a/src/api/ops/floor.ts
+++ b/src/api/ops/floor.ts
@@ -1,5 +1,28 @@
 import { request } from '@/api/request'
 
+export interface Floor {
+  id?: number
+  name?: string
+  datacenter_id?: number
+  floor_number?: number
+  status?: string
+  area?: number
+  height?: number
+  load_bearing?: number
+  enabled?: boolean
+  layout_plan?: string
+  layout_plan_file_id?: string
+  description?: string
+}
+
+export type SaveFloorPayload = Omit<Floor, 'layout_plan'>
+
+interface ApiResponse<T> {
+  code: number
+  message: string
+  details: T
+}
+
 /** 获取楼层列表（分页） */
 export const fetchFloorList = (data?: { page?: number; page_size?: number; keyword?: string; datacenter_id?: number; status?: string }) => {
   return request.post('/Assets/v1/floor/list', data || {})
@@ -16,13 +39,13 @@ export const fetchFloorListByDatacenter = (datacenterId: number, params?: { name
 }
 
 /** 创建楼层 */
-export const createFloor = (data: any) => {
-  return request.post('/Assets/v1/floor/create', data)
+export const createFloor = (data: SaveFloorPayload) => {
+  return request.post<ApiResponse<Floor>>('/Assets/v1/floor/create', data)
 }
 
 /** 更新楼层 */
-export const updateFloor = (data: any) => {
-  return request.put('/Assets/v1/floor/update', data)
+export const updateFloor = (data: SaveFloorPayload) => {
+  return request.put<ApiResponse<Floor>>('/Assets/v1/floor/update', data)
 }
 
 /** 删除楼层 */
diff --git a/src/api/ops/floorFile.ts b/src/api/ops/floorFile.ts
new file mode 100644
index 0000000..97e8392
--- /dev/null
+++ b/src/api/ops/floorFile.ts
@@ -0,0 +1,48 @@
+import { request } from '@/api/request'
+
+export interface PendingUpload {
+  file_id: string
+  object_key: string
+  upload: {
+    method: string
+    url: string
+    headers: Record<string, string>
+    expires_at: string
+  }
+}
+
+interface ApiResponse<T> {
+  code: number
+  message: string
+  details: T
+}
+
+/** 初始化楼层布局文件并直传 OSS。 */
+export async function uploadFloorLayout(file: File): Promise<PendingUpload> {
+  const response = await request.post<ApiResponse<PendingUpload>>('/Assets/v1/floor/layout/init', {
+    filename: file.name,
+    size: file.size,
+    content_type: file.type || 'application/octet-stream',
+  })
+
+  if (response.code !== 0) {
+    throw new Error(response.message || '初始化楼层布局文件上传失败')
+  }
+
+  const pendingUpload = response.details
+  if (!pendingUpload?.file_id || !pendingUpload.upload?.method || !pendingUpload.upload?.url) {
+    throw new Error('楼层布局文件上传参数不完整')
+  }
+
+  const uploadResponse = await fetch(pendingUpload.upload.url, {
+    method: pendingUpload.upload.method,
+    headers: pendingUpload.upload.headers,
+    body: file,
+    credentials: 'omit',
+  })
+  if (!uploadResponse.ok) {
+    throw new Error(`上传楼层布局文件失败: HTTP ${uploadResponse.status}`)
+  }
+
+  return pendingUpload
+}
diff --git a/src/api/ops/goview.ts b/src/api/ops/goview.ts
index a4f7ccc..5956f00 100644
--- a/src/api/ops/goview.ts
+++ b/src/api/ops/goview.ts
@@ -23,17 +23,6 @@ export interface GoViewProjectData {
   createUserId: string
 }
 
-export interface GoViewFile {
-  id: string
-  fileName: string
-  fileSize: number
-  fileSuffix: string
-  virtualKey: string
-  relativePath: string
-  absolutePath: string
-  createTime: string
-}
-
 export interface OssInfo {
   BucketName: string
   bucketURL: string
@@ -106,15 +95,6 @@ export const publishProject = (data: { identity: string; state: -1 | 1 }) => {
   return request.put<GoViewResponse<{ identity: string; state: number }>>('/Visual/v1/project/publish', data)
 }
 
-/** 上传文件 */
-export const uploadFile = (file: File) => {
-  const formData = new FormData()
-  formData.append('object', file)
-  return request.post<GoViewResponse<GoViewFile>>('/Visual/v1/project/upload', formData, {
-    headers: { 'Content-Type': 'multipart/form-data' },
-  })
-}
-
 /** 保存项目数据 */
 export const saveProjectData = (projectId: string, content: string) => {
   const formData = new URLSearchParams()
diff --git a/src/views/ops/pages/datacenter/floor/components/FloorFormDialog.vue b/src/views/ops/pages/datacenter/floor/components/FloorFormDialog.vue
index c946185..a936d0d 100644
--- a/src/views/ops/pages/datacenter/floor/components/FloorFormDialog.vue
+++ b/src/views/ops/pages/datacenter/floor/components/FloorFormDialog.vue
@@ -60,12 +60,6 @@
           list-type="picture-card"
           accept="image/*"
         >
-          <!-- <template #upload-button>
-            <div class="upload-btn">
-              <icon-plus />
-              <div class="upload-text">上传图片</div>
-            </div>
-          </template> -->
         </a-upload>
       </a-form-item>
 
@@ -77,27 +71,11 @@
 </template>
 
 <script lang="ts" setup>
-import { ref, watch, onMounted } from 'vue'
-import { computed } from 'vue'
+import { computed, onBeforeUnmount, onMounted, ref, watch } from 'vue'
 import { Message } from '@arco-design/web-vue'
-import { IconPlus } from '@arco-design/web-vue/es/icon'
-import { createFloor, updateFloor } from '@/api/ops/floor'
-import { fetchDatacenterList } from '@/api/ops/floor'
-import FtsUpload from '@/api/common/fts'
-
-interface Floor {
-  id?: number
-  name?: string
-  datacenter_id?: number
-  floor_number?: number
-  status?: string
-  area?: number
-  height?: number
-  load_bearing?: number
-  enabled?: boolean
-  layout_plan?: string
-  description?: string
-}
+import { createFloor, fetchDatacenterList, updateFloor } from '@/api/ops/floor'
+import type { Floor, SaveFloorPayload } from '@/api/ops/floor'
+import { uploadFloorLayout } from '@/api/ops/floorFile'
 
 interface Props {
   visible: boolean
@@ -117,6 +95,7 @@ const loadingDatacenters = ref(false)
 const submitting = ref(false)
 const datacenterList = ref<any[]>([])
 const fileList = ref<any[]>([])
+const localPreviewURL = ref('')
 
 // 表单数据
 const form = ref({
@@ -129,12 +108,20 @@ const form = ref({
   load_bearing: undefined as number | undefined,
   enabled: true,
   layout_plan: '',
+  layout_plan_file_id: '',
   description: '',
 })
 
 // 是否为编辑模式
 const isEdit = computed(() => !!props.floor?.id)
 
+const releaseLocalPreviewURL = () => {
+  if (localPreviewURL.value) {
+    URL.revokeObjectURL(localPreviewURL.value)
+    localPreviewURL.value = ''
+  }
+}
+
 // 加载数据中心列表
 const loadDatacenterList = async () => {
   loadingDatacenters.value = true
@@ -153,22 +140,16 @@ const loadDatacenterList = async () => {
 // 处理文件上传
 const handleUpload = async (option: any) => {
   try {
-    const file = option.fileItem.file
-    const formData = new FormData()
-    formData.append('file', file)
+    const file = option.fileItem.file as File
+    const pendingUpload = await uploadFloorLayout(file)
 
-    // 使用fts接口上传文件
-    const res: any = await FtsUpload(formData)
-
-    if (res.code === 0) {
-      // 上传成功，设置文件URL
-      form.value.layout_plan = res.data?.result_url || ''
-      option.onSuccess(res)
-      Message.success('上传成功')
-    } else {
-      option.onError(new Error('上传失败'))
-      Message.error('上传失败')
-    }
+    releaseLocalPreviewURL()
+    localPreviewURL.value = URL.createObjectURL(file)
+    option.fileItem.url = localPreviewURL.value
+    form.value.layout_plan = ''
+    form.value.layout_plan_file_id = pendingUpload.file_id
+    option.onSuccess(pendingUpload)
+    Message.success('上传成功')
   } catch (error) {
     console.error('文件上传失败:', error)
     option.onError(error)
@@ -179,6 +160,11 @@ const handleUpload = async (option: any) => {
 // 处理文件变化
 const handleFileChange = (files: any[]) => {
   fileList.value = files
+  if (files.length === 0) {
+    releaseLocalPreviewURL()
+    form.value.layout_plan = ''
+    form.value.layout_plan_file_id = ''
+  }
 }
 
 // 监听对话框显示状态
@@ -186,6 +172,7 @@ watch(
   () => props.visible,
   (newVal) => {
     if (newVal) {
+      releaseLocalPreviewURL()
       if (props.floor && isEdit.value) {
         // 编辑模式：填充表单
         form.value = {
@@ -198,6 +185,7 @@ watch(
           load_bearing: props.floor.load_bearing,
           enabled: props.floor.enabled !== undefined ? props.floor.enabled : true,
           layout_plan: props.floor.layout_plan || '',
+          layout_plan_file_id: props.floor.layout_plan_file_id || '',
           description: props.floor.description || '',
         }
         // 如果有布局图，设置文件列表
@@ -224,11 +212,12 @@ watch(
           load_bearing: undefined,
           enabled: true,
           layout_plan: '',
+          layout_plan_file_id: '',
           description: '',
         }
         fileList.value = []
       }
-    }
+    } else releaseLocalPreviewURL()
   }
 )
 
@@ -239,7 +228,7 @@ const handleOk = async () => {
 
   submitting.value = true
   try {
-    const data: any = {
+    const data: SaveFloorPayload = {
       name: form.value.name,
       datacenter_id: form.value.datacenter_id,
       floor_number: form.value.floor_number,
@@ -248,7 +237,7 @@ const handleOk = async () => {
       height: form.value.height,
       load_bearing: form.value.load_bearing,
       enabled: form.value.enabled,
-      layout_plan: form.value.layout_plan,
+      layout_plan_file_id: form.value.layout_plan_file_id,
       description: form.value.description,
     }
 
@@ -263,6 +252,9 @@ const handleOk = async () => {
     }
 
     if (res.code === 0) {
+      const savedFloor = res.details
+      form.value.layout_plan = savedFloor?.layout_plan || ''
+      form.value.layout_plan_file_id = savedFloor?.layout_plan_file_id || ''
       Message.success(isEdit.value ? '编辑成功' : '创建成功')
       emit('success')
       emit('update:visible', false)
@@ -279,11 +271,13 @@ const handleOk = async () => {
 
 // 取消
 const handleCancel = () => {
+  releaseLocalPreviewURL()
   emit('update:visible', false)
 }
 
 // 处理对话框可见性变化
 const handleVisibleChange = (visible: boolean) => {
+  if (!visible) releaseLocalPreviewURL()
   emit('update:visible', visible)
 }
 
@@ -291,6 +285,8 @@ const handleVisibleChange = (visible: boolean) => {
 onMounted(() => {
   loadDatacenterList()
 })
+
+onBeforeUnmount(releaseLocalPreviewURL)
 </script>
 
 <script lang="ts">
@@ -298,19 +294,3 @@ export default {
   name: 'FloorFormDialog',
 }
 </script>
-
-<style scoped lang="less">
-.upload-btn {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  height: 100%;
-}
-
-.upload-text {
-  margin-top: 8px;
-  font-size: 12px;
-  color: var(--color-text-2);
-}
-</style>