Not able to attach file in specific field frappe builder

Frappe Builder
1 
    if (file) {
      const formData = new FormData();
      formData.append('file', file);
      formData.append('is_private', 0);
      formData.append('doctype', 'Job Assessment Response');   // Adjust to your actual DocType
      formData.append('docname', insertJobRes);     // ← Using returned value here
      formData.append('filename', file.name)
      formData.append('fieldname',"response")

      return fetch('/api/method/upload_file', {
        method: 'POST',
        headers: {
          "X-Frappe-CSRF-Token": frappe.csrf_token,
          "Accept": "application/json"
        },
        body: formData
      });
    } else {
      return Promise.resolve();
    }
  })
  .then(uploadResp => {
    if (uploadResp && uploadResp.ok) {
      return uploadResp.json().then(() => {
        alert("File uploaded successfully");
      });
    } else if (uploadResp) {
      console.error("File upload failed");
    }
  })
  .catch(error => console.error('Error:', error));

In fiile doctype it gets stored but not able to view in document

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image707×104 3.44 KB

image

2

Created server script to store file url of the file which was uploaded to the attach field of the doctype