파일 직접 받아서 처리하는 함수 추가.

packages/common/business_components/src/ui/excel_download/index.tsx

@@ -49,4 +49,24 @@ export const filePicked=(oFile: File, headerNum:number=0):Promise<JSON | undefin
     // Tell JS To Start Reading The File.. You could delay this if desired
     reader.readAsBinaryString(oFile);
   });
+}
+export const filePickedPath=(oFile: ArrayBuffer, headerNum:number=0):Promise<JSON | undefined> =>{
+  // Create A File Reader HTML5
+  return new Promise<JSON | undefined>((resolve) => {
+    // Ready The Event For When A File Gets Selected
+      const wb = XLSX.read(oFile, { type: 'binary' });
+      let jsonXls: JSON | undefined;
+      // Loop Over Each Sheet
+      wb.SheetNames.forEach(function (sheetName) {
+        // Obtain The Current Row As CSV
+        const sheet = wb.Sheets[sheetName];
+        if (sheet) {
+          jsonXls = XLSX.utils.sheet_to_json(sheet, { range: headerNum }) as unknown as JSON;
+          console.log("jsonXls", jsonXls);
+        } else {
+          console.error(`Sheet "${sheetName}" is undefined.`);
+        }
+      });
+      resolve(jsonXls);
+  });
 }