birzha_mobile/lib/components/TextInputCustom.dart

import 'package:birzha/core/adaptix/adaptix.dart';
import 'package:flutter/material.dart';
import 'package:birzha/services/textMetaData.dart';

class TextInputCustom extends StatefulWidget {
  final double? fontSize;
  final EdgeInsets? padding;
  final EdgeInsets? margin;
  final TextEditingController controller;
  final TextInputMetaData fieldStandard;
  final bool? showPassword;
  final void Function(String?)? onChanged;
  final Widget? suffix;
  final Widget? prefix;

  TextInputCustom({
    Key? key,
    this.showPassword,
    this.fontSize,
    this.padding,
    this.suffix,
    this.prefix,
    this.margin,
    required this.fieldStandard,
    this.onChanged,
    required this.controller,
  }) : super(key: key);

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

class _TextInputCustomState extends State<TextInputCustom> {
  late FocusNode _focusNode;
  bool hasFocus = false;

  @override
  void initState() {
    super.initState();
    _focusNode = FocusNode()
      ..addListener(() {
        setState(() {
          hasFocus = _focusNode.hasFocus;
        });
      });
  }

  Widget? suffix() {
    return widget.suffix ?? (widget.fieldStandard.pickerMode != null ? Icon(Icons.arrow_drop_down) : null);
  }

  @override
  Widget build(BuildContext context) {
    final double textSize = 14.adaptedPx();
    final border = OutlineInputBorder(
      borderSide: BorderSide(
        color: Colors.grey.shade300,
        width: 0.9.adaptedPx(),
      ),
    );

    return Container(
      margin: widget.margin ?? EdgeInsets.symmetric(vertical: 12.adaptedPx()),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: <Widget>[
          GestureDetector(
            onTap: widget.fieldStandard.pickerMode == null
                ? null
                : () async {
                    var extracted = await widget.fieldStandard.pickerMode!(context);
                    if (extracted != null) widget.controller.text = extracted.toString();
                  },
            child: Row(
              children: [
                Expanded(
                  child: TextFormField(
                    readOnly: widget.fieldStandard.readOnly,
                    cursorColor: Theme.of(context).accentColor,
                    keyboardType: widget.fieldStandard.type,
                    focusNode: _focusNode,
                    controller: widget.controller,
                    autofocus: widget.fieldStandard.autoFocus,
                    onChanged: widget.onChanged,
                    cursorHeight: 15.2.adaptedPx(),
                    style: TextStyle(
                        fontSize: widget.fontSize ?? textSize * 0.9, fontWeight: FontWeight.w500, color: Theme.of(context).textTheme.bodyText2?.color),
                    validator: (i) => widget.fieldStandard.validation.validate(i ?? ""),
                    inputFormatters: widget.fieldStandard.formatters,
                    obscureText: widget.fieldStandard.password && widget.showPassword == false,
                    decoration: InputDecoration(
                      isDense: true,
                      contentPadding: widget.padding ?? EdgeInsets.symmetric(horizontal: 15.adaptedPx(), vertical: 14.adaptedPx()),
                      errorMaxLines: 2,
                      suffixIcon: suffix(),
                      prefixIcon: widget.prefix,
                      disabledBorder: border,
                      enabled: widget.fieldStandard.pickerMode == null,
                      border: border,
                      enabledBorder: border,
                      filled: widget.fieldStandard.filled,
                      fillColor: widget.fieldStandard.fillColor,
                      focusedBorder: border.copyWith(borderSide: BorderSide(color: Theme.of(context).accentColor)),
                      focusedErrorBorder: border.copyWith(borderSide: BorderSide(color: Theme.of(context).accentColor)),
                      hintText: widget.fieldStandard.hint,
                      labelText: widget.fieldStandard.label,
                      errorStyle: TextStyle(color: Theme.of(context).errorColor),
                      errorBorder: border.copyWith(borderSide: BorderSide(color: Colors.redAccent)),
                      focusColor: Colors.red,
                      hintStyle: TextStyle(
                        color: Colors.grey.shade500,
                      ),
                      labelStyle: TextStyle(
                        color: hasFocus ? Theme.of(context).accentColor : Colors.grey.shade400,
                      ),
                    ),
                  ),
                ),
              ],
            ),
          ),
          // widget.showBottomInfo ? widget.fieldStandard.bottomInfo ?? SizedBox.shrink() : SizedBox.shrink()
        ],
      ),
    );
  }
}