增加可修改计费重功能

bms-front/src/components/ExcelImportDialog/index.vue

@@ -186,6 +186,11 @@ const props = defineProps({
     type: Function,
     default: null
   },
+  // Custom template download: () => void | Promise; overrides templateUrl / templateAction
+  templateDownloadHandler: {
+    type: Function,
+    default: null
+  },
   // 确定按钮文字
   submitText: {
     type: String,
@@ -217,7 +222,7 @@ const uploadUrl = computed(() => {
   return import.meta.env.VITE_APP_BASE_API + props.action + '?' + query.toString()
 })
 
-const hasTemplate = computed(() => !!(props.templateUrl || props.templateAction))
+const hasTemplate = computed(() => !!(props.templateDownloadHandler || props.templateUrl || props.templateAction))
 
 // 打开对话框（供父组件通过 ref 调用）
 function open() {
@@ -231,6 +236,10 @@ function open() {
   })
 }
 
+function close() {
+  visible.value = false
+}
+
 function handleClosed() {
   isUploading.value = false
   progressPercent.value = 0
@@ -238,8 +247,17 @@ function handleClosed() {
   selectedFile.value = null
 }
 
-// 下载模板：静态文件直接 <a download>，接口走 proxy.download
-function handleDownloadTemplate() {
+// 下载模板：自定义 handler > 静态文件 > 接口 proxy.download
+async function handleDownloadTemplate() {
+  if (typeof props.templateDownloadHandler === 'function') {
+    try {
+      await props.templateDownloadHandler()
+    } catch (e) {
+      const tip = (e && e.message) ? e.message : '下载模板失败'
+      proxy.$modal.msgError(tip)
+    }
+    return
+  }
   if (props.templateUrl) {
     const link = document.createElement('a')
     link.href = props.templateUrl
@@ -353,7 +371,7 @@ async function handleSubmit() {
   uploadRef.value?.submit?.()
 }
 
-defineExpose({ open })
+defineExpose({ open, close })
 </script>
 
 <style scoped>