lift-app/lib/internal/bbs/page/news_list_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:liftmanager/internal/bbs/bbs_router.dart';
import 'package:liftmanager/internal/bbs/model/news_comm_entity.dart';
import 'package:liftmanager/internal/bbs/presenter/news_list_presenter.dart';
import 'package:liftmanager/internal/search/presenter/base_list_provider.dart';
import 'package:liftmanager/mvp/base_page_state.dart';
import 'package:liftmanager/res/resources.dart';
import 'package:liftmanager/routers/fluro_navigator.dart';
import 'package:liftmanager/utils/theme_utils.dart';
import 'package:liftmanager/widgets/app_bar.dart';
import 'package:liftmanager/widgets/my_refresh_list.dart';
import 'package:liftmanager/widgets/state_layout.dart';
import 'package:provider/provider.dart';
import 'package:umeng_common_sdk/umeng_common_sdk.dart';

// import '../news_router.dart';

class NewsListPage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return NewsListState();
  }
}

class NewsListState extends BasePageState<NewsListPage, NewsListPresenter> {
  BaseListProvider<NewsItem> provider = BaseListProvider<NewsItem>();

  String _keyword = "";
  int _page = 1;

  @override
  void initState() {
    UmengCommonSdk.onPageStart("新闻列表");

    /// 默认为加载中状态，本页面场景默认为空
    provider.setStateTypeNotNotify(StateType.loading);
    super.initState();
    _onRefresh();
  }

  @override
  void dispose() {
    UmengCommonSdk.onPageEnd("新闻列表");
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return ChangeNotifierProvider<BaseListProvider<NewsItem>>(
      create: (_) => provider,
      child: Scaffold(
        appBar: MyAppBar(
          centerTitle: "新闻列表",
        ),
        body: Consumer<BaseListProvider<NewsItem>>(builder: (_, provider, __) {
          return MyListView(
            key: Key('order_search_list'),
            itemCount: provider.list.length,
            stateType: provider.stateType,
            onRefresh: _onRefresh,
            loadMore: _loadMore,
            hasMore: provider.hasMore,
            itemBuilder: (_, index) {
              bool isDark = ThemeUtils.isDark(context);
              return InkWell(
                onTap: () {
                  NavigatorUtils.push(context,
                      "${BbsRouter.newsDetail}?id=${provider.list[index].id}");
                },
                child: Container(
                  decoration: BoxDecoration(
                    color: ThemeUtils.getTabsBg(context),
                    border: Border(
                        bottom: BorderSide(width: 0.5, color: Colours.line)),
                  ),
                  padding: const EdgeInsets.all(15),
                  child: Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisAlignment: MainAxisAlignment.start,
                    children: <Widget>[
                      Text(
                        "${provider.list[index].title}",
                        style: TextStyle(
                            fontSize: 15,
                            color: isDark ? Colours.dark_text : Colours.text),
//                                        overflow: TextOverflow.ellipsis,
                      ),
                      Gaps.vGap12,
                      Text(
                        "${provider.list[index].releaseUser}·阅读${provider.list[index].lookNum}次·点赞${provider.list[index].likeNum}",
                        style:
                            TextStyle(fontSize: 11, color: Colours.text_gray),
                      )
                    ],
                  ),
                ),
              );
            },
          );
        }),
      ),
    );
  }

  Future _onRefresh() async {
    _page = 1;
    // await presenter.list(context,_keyword, _page,10,1, false);
  }

  Future _loadMore() async {
    _page++;
    // await presenter.list(context,_keyword, _page,10,1, false);
  }

  @override
  NewsListPresenter createPresenter() {
    return NewsListPresenter();
  }
}