lift-app/lib/internal/message/widgets/messageList.dart

import 'package:flutter/material.dart';
import 'package:flutter_slidable/flutter_slidable.dart';
import 'package:liftmanager/internal/message/message_router.dart';
import 'package:liftmanager/internal/message/model/message_list_entity.dart';
import 'package:liftmanager/net/api_service.dart';
import 'package:liftmanager/res/resources.dart';
import 'package:liftmanager/routers/fluro_navigator.dart';
import 'package:liftmanager/utils/fast_notification.dart';
import 'package:liftmanager/utils/toast.dart';
import 'package:liftmanager/widgets/my_refresh_list.dart';
import 'package:liftmanager/widgets/state_layout.dart';
import 'package:oktoast/oktoast.dart';

class MessageList extends StatefulWidget {
  const MessageList({Key key, @required this.index, this.returnMsgList})
      : super(key: key);

  final int index;
  final Function returnMsgList;
  @override
  _MessageListState createState() => _MessageListState();
}

class _MessageListState extends State<MessageList>
    with
        AutomaticKeepAliveClientMixin<MessageList>,
        SingleTickerProviderStateMixin {
  List<MessageListItem> _list = [];
  int _page = 1;
  int _maxPage = 999;
  StateType _stateType = StateType.loading;

  @override
  void initState() {
    super.initState();
    //Item数量
//    _maxPage = widget.index == 0 ? 1 : (widget.index == 1 ? 2 : 3);
    onRefresh();

    FastNotification.addListener("msgList", (friendsInit) async {
      if (mounted) {
        onRefresh();
        // FastNotification.push('msgListChage');
        setState(() {});
      }
    });
  }

  Future onRefresh() async {
    _stateType = StateType.loading;
    _page = 1;
    _maxPage = 999;
    ApiService(context: context).messageList(_page, 15, widget.index,
        onSuccess: (MessageListEntity data) {
      _stateType = StateType.empty;
      if (data != null) {
        if (_page == 1) {
          _list.clear();
        }
        if (data.rows.length < 10) {
          _maxPage = _page;
        }
        if (data != null) {
          _list.addAll(data.rows);
        }
      }
      widget.returnMsgList(_list);
      if (mounted) {
        setState(() {});
      }
    }, onError: (code, msg) {
      showToast(msg);
    });
  }

  Future _loadMore() async {
    _stateType = StateType.loading;
    _page += 1;
    ApiService(context: context).messageList(_page, 10, widget.index,
        onSuccess: (MessageListEntity data) {
      _stateType = StateType.empty;
      if (data.rows.length < 10) {
        _maxPage = _page;
      }
      _list.addAll(data.rows);
      _page++;
      // FastNotification.push('msgListChage', _list);
      widget.returnMsgList(_list);
      setState(() {});
    }, onError: (code, msg) {
      showToast(msg);
    });
  }

  ///电梯列表
  void _liftList(id) {
//    NavigatorUtils.push(context, MessageRouter.heavyLiftListPage + "?id=${id}");
  }

  ///项目详情
  void _projectDetail(id, projectStatus) {
//    NavigatorUtils.push(context, "${MessageRouter.heavyDetailPage}?id=${id}&status=${projectStatus}");
  }

  void _startProject(id) {
    showAlert(
        context,
        "提示",
        "现在开工？",
        "确定",
        () {
          NavigatorUtils.goBack(context);
          showLoading(context, "正在加载");
          ApiService(context: context).capitalBegin(id, onSuccess: (res) {
            dismissLoading(context);
            onRefresh();
          }, onError: (code, msg) {
            dismissLoading(context);
            toasts(msg);
          });
        },
        txt2: "取消",
        onPre2: () {
          NavigatorUtils.goBack(context);
        });
  }

  void _endProject(id) {
    showAlert(
        context,
        "提示",
        "现在开工？",
        "确定",
        () {
          ApiService(context: context).capitalBegin(id, onSuccess: (res) {
            if (res != null) {
              onRefresh();
            }
          }, onError: (code, msg) {
            toasts(msg);
          });
        },
        txt2: "取消",
        onPre2: () {
          NavigatorUtils.goBack(context);
        });
  }

  @override
  Widget build(BuildContext context) {
    super.build(context);
    return MyListView(
        itemCount: _list.length,
        stateType: _stateType,
        onRefresh: onRefresh,
        loadMore: _loadMore,
        hasMore: _page < _maxPage,
        itemBuilder: (_, index) {
          return Slidable(
            key: UniqueKey(),
            actionPane: SlidableDrawerActionPane(),
            actionExtentRatio: 0.2,
            secondaryActions: <Widget>[
              Container(
                color: Color(0xffF94F45),
                alignment: Alignment.center,
                child: GestureDetector(
                  onTap: () {
                    // if (onDeleting != null) {
                    //   onDeleting();
                    // }
                    changeNoticeState([_list[index].id]);
                  },
                  child: Text(
                    '删除',
                    style: TextStyle(fontSize: 14, color: Colors.white),
                  ),
                ),
              )
            ],
            child: InkWell(
                onTap: () async {
                  await NavigatorUtils.pushResult(
                      context,
                      "${MessageRouter.messageDetailPage}?id=" +
                          _list[index].id, (e) {
                    onRefresh();
                  });
                  //  await _onRefresh();
                },
                child: Container(
                  margin: EdgeInsets.fromLTRB(15, 5, 15, 5),
                  decoration: BoxDecoration(
                    color: Colors.white,
                    borderRadius: BorderRadius.circular(6.0),
                  ),
                  padding: const EdgeInsets.only(top: 10, bottom: 10),
                  child: Column(
                    children: <Widget>[
                      Container(
                        padding: EdgeInsets.only(left: 12, right: 12),
                        child: Row(
                          children: <Widget>[
                            _list[index].viewFlag != 1
                                ? ClipRRect(
                                    borderRadius: BorderRadius.circular(4),
                                    child: Container(
                                      color: Colors.red,
                                      width: 8,
                                      height: 8,
                                    ),
                                  )
                                : Container(),
                            _list[index].viewFlag != 1
                                ? SizedBox(
                                    width: 9,
                                  )
                                : Container(),
                            Expanded(
                                flex: 1,
                                child: Text(
                                  _list[index].content,
                                  style: TextStyles.text15,
                                  overflow: TextOverflow.ellipsis,
                                  softWrap: false, //单行显示
                                )),
                            // Text(
                            //   "${_list[index].viewFlag == 1 ? '已读' : ''}",
                            //   style: TextStyle(
                            //       fontSize: 11, color: Color(0xFF999999)),
                            // ),
                          ],
                        ),
                      ),
                      lineTxt("", "${_list[index].createTime}"),
                    ],
                  ),
                )),
          );
        });
  }

  Future changeNoticeState(idList) async {
    // clearData
    await NewApiService().deleteAllMessage(widget.index, ids: idList,
        onSuccess: (res) {
      // String initThisNotice = randomInt(1111, 9999).toString() +
      //     DateTime.now().millisecondsSinceEpoch.toString();
      // FastNotification.push("initNotice", initThisNotice);
      showToast('删除成功');
      onRefresh();
      // FastNotification.push('msgListChage');
      setState(() {});
    }, onError: (code, msg) {
      toasts(msg);
    });
  }

  Widget lineTxt(title, value) {
    return Container(
      padding: EdgeInsets.only(left: 12, top: 5, right: 12),
      child: Row(
        children: <Widget>[
          Text("${title}",
              style: TextStyle(fontSize: 13, color: Colours.dark_text_gray)),
          Expanded(
            flex: 1,
            child: Text(
              "${value}",
              textAlign: TextAlign.right,
              style: TextStyle(fontSize: 13, color: Colours.dark_text_gray),
            ),
          )
        ],
      ),
    );
  }

  @override
  bool get wantKeepAlive => true;
}