fileSize method
Implementation
Future<void> fileSize(String filePath) async {
String fullPath = _getFullPath(filePath);
if (!_isPathAllowed(fullPath)) {
sendResponse('550 Access denied');
return;
}
File file = File(fullPath);
if (await file.exists()) {
int size = await file.length();
sendResponse('213 $size');
} else {
sendResponse('550 File not found');
}
}