import 'package:flutter/material.dart';

import '../../../config/style.dart';

class OtpInput extends StatelessWidget {
  final TextEditingController controller;
  final bool autoFocus;
  const OtpInput(this.controller, this.autoFocus, {Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Container(
      height: 40,
      width: 40,
      decoration: const BoxDecoration(
        shape: BoxShape.circle,
        color: AppStyle.white,
        boxShadow: [
          BoxShadow(
            color: Colors.black26,
            blurRadius: 1,
            offset: Offset(
              0.2,
              0.5,
            ),
          ),
        ],
      ),
      child: Center(
        // alignment: Alignment.center,
        child: Padding(
          padding: const EdgeInsetsDirectional.only(bottom: 7, start: 2),
          child: TextField(
            autofocus: autoFocus,
            textAlign: TextAlign.center,
            textAlignVertical: TextAlignVertical.top,
            keyboardType: TextInputType.text,
            controller: controller,
            maxLength: 1,
            cursorColor: Theme.of(context).primaryColor,
            decoration: const InputDecoration(
                border: InputBorder.none,
                counterText: '',
                hintStyle: TextStyle(color: Colors.black, fontSize: 20.0)),
            onChanged: (value) {
              if (value.length == 1) {
                FocusScope.of(context).nextFocus();
              }
            },
          ),
        ),
      ),
    );
  }
}