statistics_provider.dart
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import 'dart:async';
import 'package:flutter/material.dart';
import 'package:one_key/constant/constant.dart';
import 'package:one_key/constant/error.dart';
import 'package:one_key/constant/state.dart';
import 'package:one_key/models/statics_model.dart';
import 'package:one_key/net/base_resp.dart';
import 'package:one_key/net/dio_util.dart';
import 'package:one_key/net/http_url.dart';
import 'package:one_key/utils/utils.dart';
class StatisticsProvider with ChangeNotifier {
PageState pageState = PageState.Statics;
List<StaticsSunModel>? dataStatics = [];
late StaticsSunModel tableHeaderModel;
String dateS = "开始日期"; //开始时间
String dateE = "结束日期"; //结束时间
DateTime? datetimeS; //开始时间
DateTime? datetimeE; //结束时间
bool showWidget = true;
int? currentIndex = 0;
TextEditingController controller = TextEditingController();
String sortstr = '排序';
StatisticsProvider() {
tableHeaderModel = StaticsSunModel(
'顾客姓名',
'电话',
'',
'',
'',
);
tableHeaderModel.select = false;
tableHeaderModel.numstr = '序号';
tableHeaderModel.sortstr = '预订次数';
// datetimeS = DateTime.now();
// datetimeE = datetimeS.add(Duration(days: 1));
controller.text = '50';
}
///全选按钮方法
allSel() {
if (tableHeaderModel.select!) {
for (StaticsSunModel item in dataStatics!) {
item.select = false;
}
} else {
for (StaticsSunModel item in dataStatics!) {
item.select = true;
}
}
needAllSel();
}
///清除
clear() {
pageState = PageState.Statics;
dateS = "开始日期"; //开始时间
dateE = "结束日期"; //结束时间
sortstr = '排序';
currentIndex = 0;
controller.text = '50';
datetimeS = null;
datetimeE = null;
showWidget = true;
notifyListeners();
}
///改变全选按钮的状态
needAllSel() {
bool _needAllSel = dataStatics!.every((element) => element.select == true);
if (_needAllSel) {
tableHeaderModel.select = true;
} else {
tableHeaderModel.select = false;
}
notifyListeners();
}
///收否有选中的按钮
selectAny() {
bool selectAny = dataStatics!.any((element) => element.select == true);
if (selectAny) {
return true;
}
return false;
}
Map<String, List> seletNum() {
List selectStatics = [];
for (StaticsSunModel item in dataStatics!) {
if (item.select!) {
selectStatics.add('dffdfdf');
}
}
Map<String, List> map = {};
map['selectStatics'] = selectStatics;
return map;
}
//获取统计列表
Future getStatisticsList(BuildContext context, Map<String, String?> params,
{needLoading = true}) async {
if (needLoading) {
pageState = PageState.Loading;
notifyListeners();
}
pageState = PageState.Loading;
notifyListeners();
try {
BaseResp<List?> baseResp = await DioUtil().request<List>(
context, Method.post, HttpUrl.get_statistics_list,
data: params, showLoading: false);
if (baseResp == null) return null;
if (baseResp.code == Constant.status_success) {
dataStatics =
StaticsModel.fromJson(baseResp.responseData as Map<String, dynamic>)
.data!
.cast<StaticsSunModel>();
if (dataStatics!.isEmpty) {
pageState = PageState.Empty;
notifyListeners();
} else {
pageState = PageState.Success;
}
} else {
pageState = PageState.ConnectivityError;
notifyListeners();
Utils.showToast(baseResp.msg ?? "");
}
return dataStatics;
} catch (error) {
print(error.toString());
if (error is MyError) {
switch (error.type) {
case 1:
pageState = PageState.ConnectivityError;
break;
case 2:
pageState = PageState.ConnectivityTimeOut;
break;
default:
pageState = PageState.ConnectivityError;
break;
}
}
notifyListeners();
}
}
}