cloudsolutions-atoms/lib/dashboard_latest/dashboard_view.dart

import 'dart:async';
import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:test_sa/controllers/notification/firebase_notification_manger.dart';
import 'package:test_sa/controllers/notification/notification_manger.dart';
import 'package:test_sa/controllers/providers/api/all_requests_provider.dart';
import 'package:test_sa/controllers/providers/api/notifications_provider.dart';
import 'package:test_sa/controllers/providers/api/user_provider.dart';
import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
import 'package:test_sa/dashboard_latest/widgets/app_bar_widget.dart';
import 'package:test_sa/extensions/int_extensions.dart';
import 'package:test_sa/extensions/widget_extensions.dart';
import 'package:test_sa/models/user.dart';
import 'package:test_sa/new_views/pages/land_page/dashboard_fragments/progress_fragment.dart';
import 'package:test_sa/new_views/pages/land_page/dashboard_fragments/requests_fragment.dart';
import 'package:test_sa/utilities/request_utils.dart';

import '../new_views/pages/land_page/dashboard_fragments/request_category_fragment.dart';

class DashboardView extends StatefulWidget {
  final VoidCallback onDrawerPress;

  const DashboardView({Key? key, required this.onDrawerPress}) : super(key: key);

  @override
  State<DashboardView> createState() => _DashboardViewState();
}

class _DashboardViewState extends State<DashboardView> {
  final int _currentPage = 0;
  bool isFCM = true;
  late User user;

  late SettingProvider settingProvider;
  late UserProvider userProvider;

  late AllRequestsProvider allRequestsProvider;

  late NotificationsProvider notificationsProvider;
  late ScrollController _scrollController;

  @override
  void initState() {
    super.initState();
    handleScroll();
    getInitialData();
  }

  void getInitialData() {
    scheduleMicrotask(() async {
      userProvider = Provider.of<UserProvider>(context, listen: false);
      settingProvider = Provider.of<SettingProvider>(context, listen: false);
      allRequestsProvider = Provider.of<AllRequestsProvider>(context, listen: false);
      notificationsProvider = Provider.of<NotificationsProvider>(context, listen: false);
      user = userProvider.user!;
      await getAllRequests();

      if (isFCM) {
        FirebaseNotificationManger.initialized(context);
        NotificationManger.initialisation((notificationDetails) {
          FirebaseNotificationManger.handleMessage(context, json.decode(notificationDetails.payload!));
        }, (id, title, body, payload) async {});

        isFCM = false;
      }
    });
  }

  Future<void> getAllRequests() async {
    allRequestsProvider.isAllLoading = true;
    allRequestsProvider.isFilterRequestLoading = true;
    allRequestsProvider.currentListIndex = 0;
    allRequestsProvider.filterRequest = null;
    var tabs = RequestUtils.getTabs(userType: userProvider.user!.type!, context: context);
    allRequestsProvider.status = tabs[0]['status'];
    allRequestsProvider.getRequests();
    allRequestsProvider.pageNum = 1;
    allRequestsProvider.getFilterRequests(showLoader: true, status: tabs[0]['status']).whenComplete(() {
      allRequestsProvider.requestDetailList = allRequestsProvider.filterRequest;
    });
    allRequestsProvider.isAllLoading = false;
    notificationsProvider.getSystemNotifications(user: userProvider.user!, resetProvider: true);
  }

  void handleScroll() async {
    _scrollController = ScrollController();
    _scrollController.addListener(() async {
      if (_scrollController.position.pixels == _scrollController.position.maxScrollExtent && !allRequestsProvider.isFilterRequestLoading) {
        allRequestsProvider.pageNum = allRequestsProvider.pageNum + 1;
        await allRequestsProvider.getFilterRequests(showLoader: false, status: allRequestsProvider.status);
      }
    });
  }

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

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      // backgroundColor: AppColor.background(context),
      appBar: PreferredSize(preferredSize: const Size.fromHeight(kToolbarHeight), child: AppBarWidget(onDrawerPress: widget.onDrawerPress)),
      body: RefreshIndicator(
        onRefresh: () async {
          getInitialData();
          return Future.delayed(const Duration(milliseconds: 250));
        },
        child: Scrollbar(
          controller: _scrollController,
          child: SingleChildScrollView(
            //  physics: AlwaysScrollableScrollPhysics(),
            controller: _scrollController,
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisSize: MainAxisSize.min,
              children: [14.height, ProgressFragment(), 25.height, SizedBox(height: 110.toScreenHeight, child: const RequestsFragment()), 16.height, const RequestCategoryFragment()],
            ).paddingOnly(start: 16, end: 16, top: 0, bottom: 8),
          ),
        ),
      ),
    );
  }
}