fix: bug修改

frontend/src/views/Invoices/components/UploadInvoiceDialog.vue

@@ -31,7 +31,7 @@
         <!-- 上传区域 -->
         <div class="upload-section">
           <p class="section-label">{{ t('invoices.dialog.uploadLabel') }}</p>
-          <el-upload class="invoice-uploader" drag action="#" :auto-upload="false" v-model:file-list="form.fileList" accept=".pdf" :before-upload="beforeUpload">
+          <el-upload class="invoice-uploader" drag action="#" :auto-upload="false" v-model:file-list="form.fileList" accept=".pdf" :before-upload="beforeUpload" :on-change="handleFileChange">
             <el-icon class="el-icon--upload"><upload-filled /></el-icon>
             <div class="el-upload__text">
               <span class="upload-link">{{ t('invoices.dialog.uploadDraggerText').split(' / ')[0] }}</span> / {{
@@ -110,6 +110,21 @@ const beforeUpload = (file: File) => {
   return true
 }
 
+const handleFileChange = (uploadFile: any, uploadFiles: any[]) => {
+  const file = uploadFile.raw
+  if (!file) return
+  
+  const isPDF = file.type === 'application/pdf' || file.name.endsWith('.pdf')
+  if (!isPDF) {
+    ElMessage.error('只能上传PDF格式的文件')
+    // Remove the invalid file from the list
+    const index = uploadFiles.findIndex(f => f.uid === uploadFile.uid)
+    if (index > -1) {
+      uploadFiles.splice(index, 1)
+    }
+  }
+}
+
 const handleSubmit = () => {
   console.log('handleSubmit clicked, fileList:', form.fileList)
   if (form.fileList.length === 0) {

frontend/src/views/Invoices/index.vue

@@ -31,7 +31,7 @@
           <div class="form_box">
             <el-form-item :label="t('invoices.filter.searchLabel')">
               <el-input
-                v-model="filterForm.keyword"
+                v-model="filterForm.search"
                 :placeholder="t('invoices.filter.searchPlaceholder')"
               />
             </el-form-item>
@@ -228,7 +228,7 @@ const stats = ref([
 ])
 
 const filterForm = reactive({
-  keyword: '',
+  search: '',
   status: '',
   dateRange: [] as any[]
 })
@@ -271,12 +271,11 @@ const fetchData = async () => {
     const params: any = {
       page: currentPage.value,
       page_size: pageSize.value,
-      keyword: filterForm.keyword,
+      search: filterForm.search,
       status: filterForm.status
     }
     if (filterForm.dateRange && filterForm.dateRange.length === 2) {
-      params.start_date = filterForm.dateRange[0]
-      params.end_date = filterForm.dateRange[1]
+      params.apply_date = new Date(filterForm.dateRange[0]).toISOString() + ',' + new Date(filterForm.dateRange[1]).toISOString()
     }
     const res = await getInvoices(params)
     if (res.code === '000000') {
@@ -337,7 +336,7 @@ const handleFilter = () => {
 }
 
 const resetFilter = () => {
-  filterForm.keyword = ''
+  filterForm.search = ''
   filterForm.status = ''
   filterForm.dateRange = []
   currentPage.value = 1