CreditCardCodeField constructor

CreditCardCodeField({ required CreditCardType creditCardType, String validatorMessage = 'Informe o %s.', String? labelPrefix, String? label, TextEditingController? controller, String? validator(String? value)?, TextAlign textAlign = TextAlign.start, void onSaved(String? value)?, String? initialValue, bool enabled = true, AutovalidateMode autoValidateMode = AutovalidateMode.disabled, ValueChanged<String?>? onChanged, FocusNode? focusNode, TextInputAction? textInputAction, ValueChanged<String?>? onFieldSubmitted, bool autocorrect = false, bool enableSuggestions = false, TextCapitalization textCapitalization = TextCapitalization.none, EdgeInsets scrollPadding = const EdgeInsets.all(20), bool enableInteractiveSelection = true, bool filled = false, Color? fillColor, bool required = true, Iterable<String>? autofillHints, TextStyle? style, InputDecoration? decoration, EdgeInsets padding = const EdgeInsets.all(8), EdgeInsets? contentPadding, String? counterText = '', Widget? prefix, Widget? prefixIcon, Widget? suffix, Widget? suffixIcon, void onTap()?, int? sizeExtraSmall, int? sizeSmall, int? sizeMedium, int? sizeLarge, int? sizeExtraLarge, double? minHeight, Key? key, })

Implementation

CreditCardCodeField({
  required CreditCardType creditCardType,
  String validatorMessage = 'Informe o %s.',
  super.labelPrefix,
  String? label,
  super.controller,
  String? Function(String? value)? validator,
  super.textAlign,
  void Function(String? value)? onSaved,
  String? initialValue,
  super.enabled,
  super.autoValidateMode,
  super.onChanged,
  super.focusNode,
  super.textInputAction,
  super.onFieldSubmitted,
  super.autocorrect = false,
  super.enableSuggestions = false,
  super.textCapitalization,
  super.scrollPadding,
  super.enableInteractiveSelection,
  super.filled,
  super.fillColor,
  bool required = true,
  super.autofillHints,
  super.style,
  super.decoration,
  super.padding,
  super.contentPadding,
  super.counterText,
  super.prefix,
  super.prefixIcon,
  super.suffix,
  super.suffixIcon,
  super.onTap,
  super.sizeExtraSmall,
  super.sizeSmall,
  super.sizeMedium,
  super.sizeLarge,
  super.sizeExtraLarge,
  super.minHeight,
  super.key,
})  : assert(
        initialValue == null || controller == null,
        'initialValue or controller must be null.',
      ),
      super(
        keyboard: TextInputType.number,
        label: label ?? creditCardType.code.name,
        validator: enabled
            ? (String? value) {
                if (!required && (value == null || value.isEmpty)) {
                  return null;
                }

                if (value == null || !creditCardType.cvvCheck(value)) {
                  return sprintf(
                    validatorMessage,
                    <dynamic>[label ?? creditCardType.code.name],
                  );
                }

                if (validator != null) {
                  return validator(value);
                }

                return null;
              }
            : null,
        minLines: 1,
        maxLines: 1,
        maxLength: creditCardType.code.size.fold<int>(0, max),
        hintText: List<String>.generate(
          creditCardType.code.size.fold<int>(0, max),
          (_) => 'X',
        ).join(),
        obscureText: false,
        inputFormatter: <TextInputFormatter>[
          FilteringTextInputFormatter.digitsOnly,
        ],
        onSaved: enabled
            ? (String? value) {
                if (onSaved != null) {
                  if (!required && value != null && value.isEmpty) {
                    value = null;
                  }

                  onSaved(value);
                }
              }
            : null,
      );