E2EEChat/lib/routes/home.dart

import 'package:e2ee_chat/common/global.dart';
import 'package:e2ee_chat/network/api.dart';
import 'package:e2ee_chat/models/user_model.dart';
import 'package:e2ee_chat/widgets/empty.dart';
import 'package:flukit/flukit.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

class HomeRoute extends StatefulWidget {
  @override
  _HomeRouteState createState() => _HomeRouteState();
}

class _HomeRouteState extends State<HomeRoute> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(GmLocalizations.of(context).home),
      ),
      body: _buildBody(), // 构建主页面
    );
  }

  Widget _buildBody() {
    UserModel userModel = Provider.of<UserModel>(context);
    if (!userModel.isLogin) {
      //用户未登录，显示登录按钮
      return Center(
        child: ElevatedButton(
          child: Text(GmLocalizations.of(context).login),
          onPressed: () => Navigator.of(context).pushNamed("login"),
        ),
      );
    } else {
      return EmptyWidget();
      //已登录，则展示项目列表
      /*
      return InfiniteListView<Repo>(
        onRetrieveData: (int page, List<Repo> items, bool refresh) async {
          var data = await Api(context).getRepos(
            refresh: refresh,
            queryParameters: {
              'page': page,
              'page_size': 20,
            },
          );
          //把请求到的新数据添加到items中
          items.addAll(data);
          // 如果接口返回的数量等于'page_size'，则认为还有数据，反之则认为最后一页
          return data.length==20;
        },
        itemBuilder: (List list, int index, BuildContext ctx) {
          // 项目信息列表项
          return RepoItem(list[index]);
        },
      );
       */
    }
  }
}