YYHome/packages/cpt_notice_board/lib/modules/event/page/event_page.dart

import 'package:cpt_notice_board/modules/event_detail/page/event_detail_page.dart';
import 'package:cpt_notice_board/modules/notice_board/page/notice_board_page.dart';
import 'package:flutter/material.dart';
import 'package:auto_route/auto_route.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:router/ext/auto_router_extensions.dart';
import 'package:shared/utils/log_utils.dart';
import 'package:shared/utils/color_utils.dart';
import 'package:widgets/ext/ex_widget.dart';
import 'package:widgets/load_state_layout.dart';
import 'package:widgets/my_load_image.dart';
import 'package:widgets/widget_export.dart';
import 'package:cs_resources/generated/assets.dart';

import '../../../router/page/notice_board_page_router.dart';
import '../vm/event_vm.dart';

@RoutePage()
class EventPage extends HookConsumerWidget {
  const EventPage({Key? key}) : super(key: key);

  //启动当前页面
  static void startInstance({BuildContext? context}) {
    if (context != null) {
      context.router.push(const EventPageRoute());
    } else {
      appRouter.push(const EventPageRoute());
    }
  }

  Widget _buildItemLeftSection(BuildContext context, WidgetRef ref, item, _vm) {
    return Text(
      maxLines: 2, // 设置最大行数为2
      overflow: TextOverflow.ellipsis, // 超出部分用省略号表示
      item['title'],
      style: const TextStyle(
          fontSize: 16.0,
          color: Colors.black,
          fontWeight: FontWeight.w700), // 设置字体大小
    );
  }

  Widget _buildItemRightSection(
      BuildContext context, WidgetRef ref, item, _vm) {
    return Container(
      // color: Colors.green,
      child: Text(
        item['created_at'],
        style: const TextStyle(
            fontSize: 14.0,
            color: Colors.black,
            fontWeight: FontWeight.w400), // 设置字体大小
      ),
    );
  }

  // listitem
  Widget _buildSaleItem(BuildContext context, WidgetRef ref, item, _vm) {
    return Container(
      decoration: const BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.all(Radius.circular(6.0)),
        boxShadow: [
          BoxShadow(color: Color.fromRGBO(184, 191, 217, 0.3), blurRadius: 6)
        ],
      ),
      child: Column(
        children: [
          SizedBox(
            width: MediaQuery.of(context).size.width - 30,
            height: 100,
            // margin: const EdgeInsets.only(left: 15, right: 15, top: 12.5),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisAlignment: MainAxisAlignment.center,
              children: [
                _buildItemLeftSection(context, ref, item, _vm)
                    .marginOnly(bottom: 5),
                _buildItemRightSection(context, ref, item, _vm),
              ],
            ).paddingOnly(left: 20, right: 20),
          ).constrained(
            minHeight: 117.5,
          ),
        ],
      ).onTap(() {
        // 去详情
        EventDetailPage.startInstance(id: item['id']);
      }),
    ).marginOnly(left: 15, bottom: 15, right: 15);
  }

  // list
  Widget _buildSaleList(BuildContext context, WidgetRef ref, _vm) {
    final state = ref.watch(eventVmProvider);
    return SliverList(
        delegate: SliverChildBuilderDelegate((context, index) {
      return _buildSaleItem(context, ref, state.list![index], _vm);
    }, childCount: state.list!.length));
  }

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final vm = ref.read(eventVmProvider.notifier);
    final state = ref.watch(eventVmProvider);
    useEffect(() {
      // 组件挂载时执行 - 执行接口请求
      Future.microtask(() => vm.initPageData());
      return () {
        // 组件卸载时执行
        Log.d("property_news_page 组件卸载时执行");
      };
    }, []);
    return Scaffold(
      // appBar: AppBar(title: Text("资产")),
      body: SizedBox(
          width: double.infinity,
          height: double.infinity,
          child: EasyRefresh(
              controller: vm.refreshController,
              // 上拉加载
              onLoad: () async {
                Log.d("----onLoad");
                vm.loadMore();
              },
              // 下拉刷新
              onRefresh: () async {
                Log.d("----onRefresh");
                vm.onRefresh();
              },
              child: Container(
                color: ColorUtils.string2Color('#F2F3F6'),
                padding: const EdgeInsets.only(top: 15),
                child: LoadStateLayout(
                  state: state.loadingState,
                  errorMessage: state.errorMessage,
                  errorRetry: () {
                    vm.retryRequest();
                  },
                  successSliverWidget: [_buildSaleList(context, ref, vm)],
                ),
              ))),
    );
  }
}