mohemm-flutter-app/lib/ui/attendance/add_vacation_rule_screen.dart

import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:mohem_flutter_app/api/vacation_rule_api_client.dart';
import 'package:mohem_flutter_app/classes/utils.dart';
import 'package:mohem_flutter_app/extensions/widget_extensions.dart';
import 'package:mohem_flutter_app/generated/locale_keys.g.dart';
import 'package:mohem_flutter_app/models/vacation_rule/get_item_type_notifications_list_model.dart';
import 'package:mohem_flutter_app/models/vacation_rule/get_notification_reassign_mode_list_model.dart';
import 'package:mohem_flutter_app/models/vacation_rule/respond_attributes_list_model.dart';
import 'package:mohem_flutter_app/models/vacation_rule/vr_item_types_list_model.dart';
import 'package:mohem_flutter_app/models/vacation_rule/wf_look_up_list_model.dart';
import 'package:mohem_flutter_app/widgets/app_bar_widget.dart';
import 'package:mohem_flutter_app/widgets/button/default_button.dart';

class AddVacationRuleScreen extends StatefulWidget {
  AddVacationRuleScreen({Key? key}) : super(key: key);

  @override
  _AddVacationRuleScreenState createState() {
    return _AddVacationRuleScreenState();
  }
}

class _AddVacationRuleScreenState extends State<AddVacationRuleScreen> {
  List<VrItemTypesList>? vrItemTypesList;
  List<GetItemTypeNotificationsList>? itemTypeNotificationsList;

  List<GetNotificationReassignModeList>? notificationReassignModeList;
  List<RespondAttributesList>? respondAttributesList;
  List<WFLookUpList>? wfLookupList;

  int currentStage = 0;

  @override
  void initState() {
    super.initState();
    getVacationRulesList();
  }

  void getVacationRulesList() async {
    try {
      Utils.showLoading(context);
      vrItemTypesList = await VacationRuleApiClient().getVrItemTypes();
      Utils.hideLoading(context);
      currentStage = 1;
      setState(() {});
    } catch (ex) {
      Utils.hideLoading(context);
      Utils.handleException(ex, context, null);
    }
  }

  void getItemTypeNotificationsList() async {
    try {
      Utils.showLoading(context);
      //itemTypeNotificationsList = await VacationRuleApiClient().getItemTypeNotifications();
      Utils.hideLoading(context);
      currentStage = 2;
      setState(() {});
    } catch (ex) {
      Utils.hideLoading(context);
      Utils.handleException(ex, context, null);
    }
  }

  void callCombineApis() async {
    try {
      Utils.showLoading(context);
      List results = await Future.wait([
        // VacationRuleApiClient().getNotificationReassignMode(),
        // VacationRuleApiClient().getRespondAttributes("", ""),
        // VacationRuleApiClient().getWfLookup(P_LOOKUP_TYPE),
      ]);
      notificationReassignModeList = results[0];
      respondAttributesList = results[1];
      wfLookupList = results[2];
      Utils.hideLoading(context);
      currentStage = 3;
      setState(() {});
    } catch (ex) {
      Utils.hideLoading(context);
      Utils.handleException(ex, context, null);
    }
  }

  @override
  void dispose() {
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white,
      appBar: AppBarWidget(
        context,
        title: LocaleKeys.vacationRule.tr(),
      ),
      body: vrItemTypesList == null
          ? const SizedBox()
          : (vrItemTypesList!.isEmpty
              ? Utils.getNoDataWidget(context)
              : Column(
                  children: [
                    ListView(
                      padding: const EdgeInsets.all(21),
                      physics: const BouncingScrollPhysics(),
                      children: [],
                    ).expanded,
                    DefaultButton(
                      currentStage == 3 ? LocaleKeys.apply.tr() : LocaleKeys.next.tr(),
                      () {
                        if (currentStage == 1) {
                          getItemTypeNotificationsList();
                        } else if (currentStage == 2) {
                          callCombineApis();
                        }
                      },
                    ).insideContainer,
                  ],
                )),
    );
  }
}