328 lines
10 KiB
Dart
328 lines
10 KiB
Dart
import 'package:didvan/config/design_config.dart';
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import 'package:didvan/config/theme_data.dart';
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import 'package:didvan/constants/app_icons.dart';
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import 'package:didvan/utils/extension.dart';
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import 'package:didvan/views/widgets/animated_visibility.dart';
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import 'package:didvan/views/widgets/didvan/text.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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class DidvanTextField extends StatefulWidget {
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final void Function(String value)? onChanged;
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final void Function(String value)? onSubmitted;
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final bool enabled;
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final bool autoFocus;
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final TextAlign? textAlign;
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final String? title;
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final String? hintText;
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final dynamic initialValue;
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final bool obsecureText;
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final bool acceptSpace;
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final String? Function(String value)? validator;
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final TextInputType? textInputType;
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final TextInputAction? textInputAction;
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final bool disableBorders;
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final bool isSmall;
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final int? maxLine;
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final int? minLine;
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final int? maxLength;
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final bool hasHeight;
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final bool showLen;
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final String? prefixSvgPath;
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final String? suffixSvgPath;
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const DidvanTextField({
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Key? key,
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this.onChanged,
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this.enabled = true,
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this.title,
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this.hintText,
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this.initialValue,
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this.validator,
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this.textInputType,
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this.textInputAction,
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this.textAlign,
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this.obsecureText = false,
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this.autoFocus = false,
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this.onSubmitted,
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this.acceptSpace = true,
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this.disableBorders = false,
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this.isSmall = false,
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this.maxLine,
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this.minLine,
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this.maxLength,
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this.hasHeight = true,
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this.showLen = false,
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this.prefixSvgPath,
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this.suffixSvgPath,
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}) : super(key: key);
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@override
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State<DidvanTextField> createState() => _DidvanTextFieldState();
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}
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class _DidvanTextFieldState extends State<DidvanTextField> {
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final FocusNode _focusNode = FocusNode();
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final TextEditingController _controller = TextEditingController();
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bool _hideContent = false;
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String? _error;
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@override
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void initState() {
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if (widget.initialValue != null) {
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_controller.text = widget.initialValue;
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}
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_hideContent = widget.obsecureText;
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_focusNode.addListener(() {
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// setState(() {});
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});
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (widget.title != null)
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Padding(
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padding: const EdgeInsets.only(right: 12),
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child: DidvanText(
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widget.title!,
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color: _titleColor(),
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),
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),
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if (widget.title != null) const SizedBox(height: 8),
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Container(
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height: widget.hasHeight ? 48 : null,
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padding: const EdgeInsets.symmetric(horizontal: 12).copyWith(
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left:
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(widget.obsecureText || widget.suffixSvgPath != null) ? 0 : 12,
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right: (widget.prefixSvgPath != null) ? 0 : 12,
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),
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decoration: BoxDecoration(
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color: _fillColor(),
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borderRadius: BorderRadius.circular(16),
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border: widget.disableBorders
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? null
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: Border.all(color: _borderColor()),
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),
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child: ValueListenableBuilder(
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valueListenable: _controller,
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builder: (context, val, _) {
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final isEnglish = val.text.startsWithEnglish();
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return Directionality(
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textDirection: TextDirection.rtl,
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child: Center(
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child: TextFormField(
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autofocus: widget.autoFocus,
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obscureText: _hideContent,
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textAlign: widget.textAlign ??
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(isEnglish ? TextAlign.left : TextAlign.right),
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keyboardType: widget.textInputType,
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textInputAction: widget.textInputAction,
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focusNode: _focusNode,
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controller: _controller,
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onFieldSubmitted: widget.onSubmitted,
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onChanged: _onChanged,
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validator: _validator,
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maxLines: _hideContent ? 1 : widget.maxLine,
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minLines: widget.minLine,
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maxLength: widget.maxLength,
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obscuringCharacter: '*',
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buildCounter: widget.showLen
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? null
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: (context,
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{required currentLength,
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required isFocused,
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required maxLength}) =>
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const SizedBox(),
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style: (widget.isSmall
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? Theme.of(context).textTheme.bodySmall!
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: Theme.of(context).textTheme.bodyMedium!)
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.copyWith(
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fontFamily:
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DesignConfig.fontFamily.padRight(3)),
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decoration: InputDecoration(
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prefixIcon: _prefixBuilder(),
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suffixIcon: _suffixBuilder(),
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prefixIconConstraints: const BoxConstraints(
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minWidth: 32, minHeight: 32, maxHeight: 48),
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suffixIconConstraints: const BoxConstraints(
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minWidth: 32,
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minHeight: 32,
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maxHeight: 48,
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maxWidth: 48),
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enabled: widget.enabled,
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border: InputBorder.none,
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hintText: widget.hintText,
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errorStyle: const TextStyle(height: 0.01),
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hintStyle: (widget.isSmall
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? Theme.of(context).textTheme.bodySmall!
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: Theme.of(context).textTheme.bodyMedium!)
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.copyWith(
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color: Theme.of(context).colorScheme.hint,
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fontSize: 12),
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),
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),
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));
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}),
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),
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AnimatedVisibility(
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isVisible: _error != null,
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duration: DesignConfig.lowAnimationDuration,
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child: Column(
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children: [
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const SizedBox(height: 8),
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Row(
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children: [
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Icon(
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DidvanIcons.lightbulb_exclamation_regular,
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color: Theme.of(context).colorScheme.error,
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size: 14,
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),
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DidvanText(
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_error ?? '',
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style: Theme.of(context).textTheme.bodySmall,
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color: Theme.of(context).colorScheme.error,
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),
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],
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),
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],
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),
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)
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],
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);
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}
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Color _borderColor() {
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if (_focusNode.hasFocus) {
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return Theme.of(context).colorScheme.caption;
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} else if (_error != null) {
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return Theme.of(context).colorScheme.error;
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}
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return const Color.fromARGB(255, 223, 223, 223);
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}
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Color? _titleColor() {
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if (!widget.enabled) {
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return Theme.of(context).colorScheme.hint;
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}
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if (_error != null) {
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return Theme.of(context).colorScheme.error;
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}
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return Theme.of(context).colorScheme.caption;
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}
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Color _fillColor() {
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if (!widget.enabled) {
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return DesignConfig.isDark
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? Theme.of(context).colorScheme.onSurface.withOpacity(0.1)
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: const Color.fromARGB(255, 245, 245, 245);
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}
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if (_focusNode.hasFocus) {
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return Theme.of(context).colorScheme.surface;
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}
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if (_error != null) {
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return Theme.of(context).colorScheme.errorContainer.withOpacity(0.1);
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}
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return Theme.of(context).colorScheme.surface;
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}
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Widget? _suffixBuilder() {
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if (widget.obsecureText) {
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return FittedBox(
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fit: BoxFit.scaleDown,
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child: GestureDetector(
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onTap: () {
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setState(() {
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_hideContent = !_hideContent;
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});
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},
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: SvgPicture.asset(
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_hideContent
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? 'lib/assets/icons/eye.svg'
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: 'lib/assets/icons/eye-slash.svg',
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color: DesignConfig.isDark
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? Theme.of(context).colorScheme.caption
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: null,
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height: 20,
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),
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),
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),
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);
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}
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if (widget.suffixSvgPath != null) {
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return Padding(
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padding: const EdgeInsets.all(5.0),
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child: SvgPicture.asset(
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widget.suffixSvgPath!,
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fit: BoxFit.contain,
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),
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);
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}
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return null;
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}
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Widget? _prefixBuilder() {
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if (widget.prefixSvgPath != null) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 12.0),
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child: SvgPicture.asset(
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widget.prefixSvgPath!,
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fit: BoxFit.contain,
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width: 24,
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height: 24,
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),
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),
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Container(
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width: 1,
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height: 24,
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color: const Color.fromARGB(255, 184, 184, 184)),
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const SizedBox(width: 8),
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],
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);
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}
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return null;
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}
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void _onChanged(String value) {
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setState(() {
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_error = null;
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});
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widget.onChanged?.call(value);
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}
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String? _validator(String? value) {
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if (widget.validator != null) {
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final String? error = widget.validator!(value!);
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if (error != null) {
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setState(() {
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_error = error;
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});
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return '';
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} else {
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setState(() {
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_error = null;
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});
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}
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}
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return null;
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}
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@override
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void dispose() {
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_controller.dispose();
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_focusNode.dispose();
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super.dispose();
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}
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}
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