demo/xinhuaribao/lib/provider/gray_provider.dart

import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:news_app/constant/api_const.dart';
import 'package:news_app/http/http_util.dart';
import 'package:news_app/http/model_parser.dart';
import 'package:news_app/model/system_info_model.dart';
import 'package:news_app/util/log.util.dart';

class GrayProvider extends Notifier<bool> {
  @override
  bool build() => false;

  Future<void> fetchGray() async {
    final data = await HttpUtil().get(apiSystemInfo);
    SystemInfoModel model = ModelParser.parseObject(
      data,
      SystemInfoModel.fromJson,
    );
    consoleLog(model.toJson());
    if (model.isGray == 1) {
      state = true;
    }
  }
}