doctor_app_flutter/lib/widgets/auth/change_password.dart

import 'package:doctor_app_flutter/config/size_config.dart';
import 'package:flutter/material.dart';
import 'package:hexcolor/hexcolor.dart';

class ChangePassword extends StatelessWidget {
  final changePassFormKey = GlobalKey<FormState>();
  var changePassFormValues = {
    'currentPass': null,
    'newPass': null,
    'repeatedPass': null
  };

  @override
  Widget build(BuildContext context) {
    return Form(
        key: changePassFormKey,
        child: Container(
            width: SizeConfig.realScreenWidth * 0.90,
            child:
                Column(crossAxisAlignment: CrossAxisAlignment.start, children: <
                    Widget>[
              buildSizedBox(),
              TextFormField(
                keyboardType: TextInputType.number,
                decoration: InputDecoration(
                    // ts/images/password_icon.png
                    prefixIcon: Image.asset('assets/images/password_icon.png'),
                    hintText: 'Current Password',
                    hintStyle:
                        TextStyle(fontSize: 2 * SizeConfig.textMultiplier),
                    enabledBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.all(Radius.circular(20)),
                      borderSide: BorderSide(color: Hexcolor('#CCCCCC')),
                    ),
                    focusedBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.all(Radius.circular(10.0)),
                      borderSide:
                          BorderSide(color: Theme.of(context).primaryColor),
                    )
                    //BorderRadius.all(Radius.circular(20));
                    ),
                validator: (value) {
                  if (value.isEmpty) {
                    return 'Please enter your Current Password';
                  }
                  return null;
                },
                onSaved: (value) {
                  // changePassFormValues. = value;
                },
              ),
              buildSizedBox(40),
              // buildSizedBox(),
              Text(
                "New Password",
                style: TextStyle(
                    fontSize: 2.8 * SizeConfig.textMultiplier,
                    fontWeight: FontWeight.w800),
              ),
              buildSizedBox(10.0),
              // Text()
              TextFormField(
                keyboardType: TextInputType.number,
                decoration: InputDecoration(
                    // ts/images/password_icon.png
                    prefixIcon: Image.asset('assets/images/password_icon.png'),
                    hintText: 'New Password',
                    hintStyle:
                        TextStyle(fontSize: 2 * SizeConfig.textMultiplier),
                    enabledBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.all(Radius.circular(20)),
                      borderSide: BorderSide(color: Hexcolor('#CCCCCC')),
                    ),
                    focusedBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.all(Radius.circular(10.0)),
                      borderSide:
                          BorderSide(color: Theme.of(context).primaryColor),
                    )
                    //BorderRadius.all(Radius.circular(20));
                    ),
                validator: (value) {
                  if (value.isEmpty) {
                    return 'Please enter your New Password';
                  }
                  return null;
                },
                onSaved: (value) {
                  // userInfo.UserID = value;
                },
              ),
              buildSizedBox(),
              TextFormField(
                keyboardType: TextInputType.number,
                decoration: InputDecoration(
                    prefixIcon: Image.asset('assets/images/password_icon.png'),
                    hintText: 'Repeat Password',
                    hintStyle:
                        TextStyle(fontSize: 2 * SizeConfig.textMultiplier),
                    enabledBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.all(Radius.circular(20)),
                      borderSide: BorderSide(color: Hexcolor('#CCCCCC')),
                    ),
                    focusedBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.all(Radius.circular(10.0)),
                      borderSide:
                          BorderSide(color: Theme.of(context).primaryColor),
                    )
                    //BorderRadius.all(Radius.circular(20));
                    ),
                validator: (value) {
                  if (value.isEmpty) {
                    return 'Please enter your Repeat Password';
                  }
                  return null;
                },
                onSaved: (value) {
                  // userInfo.UserID = value;
                },
              ),
              buildSizedBox(),
              RaisedButton(
                onPressed:changePass,
                elevation: 0.0,
                child: Container(
                  width: double.infinity,
                  height: 50,
                  child: Center(
                    child: Text(
                      'Change Password'
                          .toUpperCase(),
                      // textAlign: TextAlign.center,
                      style: TextStyle(
                          color: Colors.white,
                          fontSize: 2.5 * SizeConfig.textMultiplier),
                    ),
                  ),
                ),
                shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.circular(10),
                    side: BorderSide(width: 0.5, color: Hexcolor('#CCCCCC'))),
              ),
              SizedBox(
                height: 10,
              ),
            ])));
  }

  SizedBox buildSizedBox([double height = 20]) {
    return SizedBox(
      height: height,
    );
  }
  changePass(){
    if(changePassFormKey.currentState.validate()){
      changePassFormKey.currentState.save();
      // call Api 
    }
  }
}