flutter_registration/lib/src/model/auth_text_field.dart

// SPDX-FileCopyrightText: 2022 Iconica
//
// SPDX-License-Identifier: BSD-3-Clause

import 'package:flutter/material.dart';
import 'package:flutter_registration/flutter_registration.dart';

class AuthTextField extends AuthField {
  AuthTextField({
    required super.name,
    TextEditingController? textEditingController,
    super.title,
    super.validators = const [],
    super.value = '',
    this.obscureText = false,
    this.hintText,
    this.label,
    this.textStyle,
    this.onChange,
    this.hidden,
    this.onPassChanged,
    this.textFieldDecoration,
  }) {
    textController =
        textEditingController ?? TextEditingController(text: value);
  }

  late TextEditingController textController;
  final bool obscureText;
  final String? hintText;
  final Widget? label;
  final TextStyle? textStyle;
  final Function(String value)? onChange;
  final bool? hidden;
  final Function(bool value)? onPassChanged;
  final InputDecoration? textFieldDecoration;

  @override
  Widget build() {
    Widget? suffix;

    if (hidden != null) {
      if (hidden!) {
        suffix = GestureDetector(
          onTap: () {
            onPassChanged?.call(!hidden!);
          },
          child: const Icon(Icons.visibility),
        );
      } else {
        suffix = GestureDetector(
          onTap: () {
            onPassChanged?.call(!hidden!);
          },
          child: const Icon(Icons.visibility_off),
        );
      }
    }

    return Padding(
      padding: const EdgeInsets.all(8.0),
      child: TextFormField(
        style: textStyle,
        decoration: textFieldDecoration ??
            InputDecoration(
              label: label,
              hintText: hintText,
              suffix: suffix,
            ),
        controller: textController,
        obscureText: hidden ?? obscureText,
        onChanged: (v) {
          value = v;
          onChange?.call(value);
        },
        validator: (value) {
          for (var validator in validators) {
            var output = validator(value);
            if (output != null) {
              return output;
            }
          }

          return null;
        },
      ),
    );
  }
}