lib/utils/loading.dart

import 'package:flutter_easyloading/flutter_easyloading.dart';
Future<T?> loading<T>(Function block, {String loadingText = '加载中...'}) async {
  if (loadingText.isNotEmpty) {
    showLoading(loadingText);
  }
  try {
    return await block();
  } catch (e) {
    rethrow;
  } finally {
    dismissLoading();
  }
}
void showLoading(String text) {
  EasyLoading.show(status: text);
}
void dismissLoading() {
  EasyLoading.dismiss();
}