doctor_app_flutter/lib/screens/home/dashboard_swipe_widget.dart

import 'package:doctor_app_flutter/config/size_config.dart';
import 'package:doctor_app_flutter/core/viewModel/dashboard_view_model.dart';
import 'package:doctor_app_flutter/core/model/dashboard/dashboard_model.dart';
import 'package:doctor_app_flutter/util/translations_delegate_base.dart';
import 'package:doctor_app_flutter/widgets/dashboard/guage_chart.dart';
import 'package:doctor_app_flutter/widgets/dashboard/out_patient_stack.dart';
import 'package:doctor_app_flutter/widgets/dashboard/row_count.dart';
import 'package:doctor_app_flutter/widgets/dashboard/swiper_rounded_pagination.dart';
import 'package:doctor_app_flutter/widgets/shared/app_texts_widget.dart';
import 'package:doctor_app_flutter/widgets/shared/rounded_container_widget.dart';
import 'package:flutter/material.dart';
import 'package:flutter_swiper/flutter_swiper.dart';
import 'package:charts_flutter/flutter.dart' as charts;

import 'dashboard_referral_patient.dart';

class DashboardSwipeWidget extends StatefulWidget {
  final List<DashboardModel> dashboardItemList;
  final DashboardViewModel model;
  final Function(int) sliderChange;

  DashboardSwipeWidget(this.dashboardItemList, this.model, this.sliderChange);

  @override
  _DashboardSwipeWidgetState createState() => _DashboardSwipeWidgetState();
}

class _DashboardSwipeWidgetState extends State<DashboardSwipeWidget> {
  int sliderActiveIndex = 0;

  @override
  Widget build(BuildContext context) {
    double height = SizeConfig.heightMultiplier *
        (SizeConfig.isHeightVeryShort
            ? 40
            : SizeConfig.isHeightLarge
                ? 33
                : 31);

    return Container(
      height: height,
      // height: 230,
      child: Swiper(
        onIndexChanged: (index) {
          if (mounted) {
            setState(() {
              sliderActiveIndex = index;
              widget.sliderChange(index);
            });
          }
        },
        itemBuilder: (BuildContext context, int index) {
          return getSwipeWidget(widget.dashboardItemList, index, height);
        },
        itemCount: 3,
        // itemHeight: 300,
        pagination: new SwiperCustomPagination(
            builder: (BuildContext context, SwiperPluginConfig config) {
          return new Stack(
            alignment: Alignment.bottomCenter,
            children: [
              Positioned(
                bottom: 0,
                child: Center(
                  child: InkWell(
                    onTap: () {},
                    child: Container(
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.spaceBetween,
                        children: [
                          config.activeIndex == 0
                              ? SwiperRoundedPagination(true)
                              : SwiperRoundedPagination(false),
                          config.activeIndex == 1
                              ? SwiperRoundedPagination(true)
                              : SwiperRoundedPagination(false),
                          config.activeIndex == 2
                              ? SwiperRoundedPagination(true)
                              : SwiperRoundedPagination(false),
                        ],
                      ),
                    ),
                  ),
                ),
              )
            ],
          );
        }),
        viewportFraction: 0.9,
        // scale: 0.9,
        // control: new SwiperControl(),
      ),
    );
  }

  Widget getSwipeWidget(
      List<DashboardModel> dashboardItemList, int index, double height) {
    if (index == 1) return GetOutPatientStack(dashboardItemList[1]);
    if (index == 0) return GetOutPatientStack(dashboardItemList[0]);
    if (index == 2)
      return DashboardReferralPatient(
        dashboardItemList: widget.dashboardItemList,
        height: height,
        model: widget.model,
      );

    return Container();
  }

  static List<charts.Series<GaugeSegment, String>> _createReferralData(
      List<DashboardModel> dashboardItemList) {
    final data = [
      new GaugeSegment(
          dashboardItemList[2].summaryoptions[0].kPIParameter,
          getValue(dashboardItemList[1].summaryoptions[0].value),
          charts.MaterialPalette.black),
      new GaugeSegment(
          dashboardItemList[2].summaryoptions[1].kPIParameter,
          getValue(dashboardItemList[1].summaryoptions[1].value),
          charts.MaterialPalette.gray.shadeDefault),
      new GaugeSegment(
          dashboardItemList[2].summaryoptions[2].kPIParameter,
          getValue(dashboardItemList[1].summaryoptions[2].value),
          charts.MaterialPalette.red.shadeDefault),
    ];

    return [
      new charts.Series<GaugeSegment, String>(
        id: 'Segments',
        domainFn: (GaugeSegment segment, _) => segment.segment,
        measureFn: (GaugeSegment segment, _) => segment.size,
        data: data,
        colorFn: (GaugeSegment segment, _) => segment.color,
      )
    ];
  }

  static int getValue(value) {
    return value == 0 ? 1 : value;
  }
}