mobdr/lib/ui/reusable/reusable_widget.dart

import 'dart:async';

import 'package:mobdr/config/constant.dart';
import 'package:flutter/material.dart';

class ReusableWidget {
  PreferredSizeWidget bottomAppBar() {
    return PreferredSize(
        child: Container(
          color: Colors.grey[100],
          height: 1.0,
        ),
        preferredSize: Size.fromHeight(1.0));
  }

  Widget createRatingBar({double rating = 5, double size = 24}) {
    if (rating < 0) {
      rating = 0;
    } else if (rating > 5) {
      rating = 5;
    }

    bool _absolute = false;
    int _fullStar = 0;
    int _emptyStar = 0;

    if (rating == 0 ||
        rating == 1 ||
        rating == 2 ||
        rating == 3 ||
        rating == 4 ||
        rating == 5) {
      _absolute = true;
    } else {
      double _dec = (rating - int.parse(rating.toString().substring(0, 1)));
      if (_dec > 0 && _dec < 1) {
        if (_dec >= 0.25 && _dec <= 0.75) {
          _absolute = false;
        } else {
          _absolute = true;
          if (_dec < 0.25) {
            _emptyStar = 1;
          } else if (_dec > 0.75) {
            _fullStar = 1;
          }
        }
      }
    }
    return Row(
      children: [
        for (int i = 1; i <= rating + _fullStar; i++)
          Icon(Icons.star, color: Colors.yellow[700], size: size),
        !_absolute
            ? Icon(Icons.star_half, color: Colors.yellow[700], size: size)
            : SizedBox.shrink(),
        for (int i = 1; i <= (5 - rating + _emptyStar); i++)
          Icon(Icons.star_border, color: Colors.yellow[700], size: size),
      ],
    );
  }

  Widget customNotifIcon(
      {int count = 0,
      Color notifColor = Colors.grey,
      Color labelColor = Colors.pinkAccent,
      double notifSize = 24,
      double labelSize = 14,
      String position = 'right'}) {
    double? posLeft;
    double? posRight = 0;
    if (position == 'left') {
      posLeft = 0;
      posRight = null;
    }
    return Stack(
      children: <Widget>[
        Icon(Icons.notifications, color: notifColor, size: notifSize),
        Positioned(
          left: posLeft,
          right: posRight,
          child: Container(
            padding: EdgeInsets.all(1),
            decoration: BoxDecoration(
              color: labelColor,
              borderRadius: BorderRadius.circular(labelSize),
            ),
            constraints: BoxConstraints(
              minWidth: labelSize,
              minHeight: labelSize,
            ),
            child: Center(
              child: Text(
                count.toString(),
                style: TextStyle(
                  color: Colors.white,
                  fontSize: 8,
                ),
                textAlign: TextAlign.center,
              ),
            ),
          ),
        )
      ],
    );
  }

  Widget divider1() {
    return Divider(height: 0, color: Colors.grey[400]);
  }

  Future _showProgressDialog(BuildContext context) {
    return showDialog(
        context: context,
        barrierDismissible: false,
        builder: (BuildContext context) {
          return WillPopScope(
            onWillPop: () {
              return Future.value(false);
            },
            child: Center(
              child: CircularProgressIndicator(),
            ),
          );
        });
  }

  // dummy loading
  void startLoading(context, String textMessage, int backToPreviousPageStack) {
    _showProgressDialog(context);
    Timer(Duration(seconds: 2), () {
      Navigator.pop(context);
      _buildShowDialog(context, textMessage, backToPreviousPageStack);
    });
  }

  Future _buildShowDialog(
      BuildContext context, String textMessage, int backToPreviousPageStack) {
    return showDialog(
        context: context,
        barrierDismissible: false,
        builder: (BuildContext context) {
          return WillPopScope(
            onWillPop: () {
              return Future.value(false);
            },
            child: Dialog(
              shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(10.0)), //this right here
              child: Container(
                padding: EdgeInsets.all(20),
                margin: EdgeInsets.fromLTRB(40, 20, 40, 20),
                child: Column(
                  mainAxisSize: MainAxisSize.min,
                  children: <Widget>[
                    Text(
                      textMessage,
                      textAlign: TextAlign.center,
                      style: TextStyle(fontSize: 14, color: BLACK_GREY),
                    ),
                    SizedBox(
                      height: 20,
                    ),
                    Container(
                      child: TextButton(
                          style: ButtonStyle(
                            backgroundColor:
                                MaterialStateProperty.resolveWith<Color>(
                              (Set<MaterialState> states) => PRIMARY_COLOR,
                            ),
                            overlayColor:
                                MaterialStateProperty.all(Colors.transparent),
                            shape: MaterialStateProperty.all(
                                RoundedRectangleBorder(
                              borderRadius: BorderRadius.circular(5.0),
                            )),
                          ),
                          onPressed: () {
                            Navigator.pop(context);

                            if (backToPreviousPageStack > 0) {
                              FocusScope.of(context)
                                  .unfocus(); // hide keyboard when press button
                              for (int i = 1;
                                  i <= backToPreviousPageStack;
                                  i++) {
                                Navigator.pop(context);
                              }
                            }
                          },
                          child: Padding(
                            padding: const EdgeInsets.symmetric(vertical: 5.0),
                            child: Text(
                              'OK',
                              style: TextStyle(
                                  fontSize: 16,
                                  fontWeight: FontWeight.bold,
                                  color: Colors.white),
                              textAlign: TextAlign.center,
                            ),
                          )),
                    )
                  ],
                ),
              ),
            ),
          );
        });
  }
  // end dummy loading

  Widget createDefaultLabel(context) {
    return Container(
      padding: EdgeInsets.fromLTRB(8, 2, 8, 2),
      decoration: BoxDecoration(
          color: SOFT_BLUE, borderRadius: BorderRadius.circular(2)),
      child: Row(
        children: [
          Text('Default', style: TextStyle(color: Colors.white, fontSize: 13)),
          SizedBox(
            width: 4,
          ),
          Icon(Icons.done, color: Colors.white, size: 11)
        ],
      ),
    );
  }
}