smart_form_validator 1.0.2

A comprehensive Flutter package for smart and dynamic form validation.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:smart_form_validator/smart_form_validator.dart';
import 'package:smart_form_validator/validators/advenced_smart_validator.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: const Text('Real-Time Validation Example')),
        body: const Padding(
          padding: EdgeInsets.all(16.0),
          child: RealTimeValidationForm(),
        ),
      ),
    );
  }
}

final class RealTimeValidationForm extends StatefulWidget {
  const RealTimeValidationForm({super.key});

  @override
  State<RealTimeValidationForm> createState() => _RealTimeValidationFormState();
}

class _RealTimeValidationFormState extends State<RealTimeValidationForm> {
  final _formKey = GlobalKey<FormState>();
  final _emailController = TextEditingController();
  final _phoneController = TextEditingController();
  final _passwordController = TextEditingController();
  final _feedbackController = TextEditingController();
  final _creditCardController = TextEditingController();
  final _dateController = TextEditingController();
  final _numericController = TextEditingController();
  final _passwordStrengthController = TextEditingController();
  final _rangeController = TextEditingController();
  final _urlController = TextEditingController();


  @override
  Widget build(BuildContext context) {
    return SingleChildScrollView(
      child: Form(
        key: _formKey,
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            SmartFormField(
              label: "Email",
              controller: _emailController,
              validators: [
                RequiredValidator(errorMessage: "Email is required."),
                EmailValidator(
                    errorMessage: "Please enter a valid email address."),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Smart Validator",
              controller: _feedbackController,
              validators: [
                RequiredValidator(errorMessage: "field is required."),
                AdvancedSmartTextValidator(),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Phone",
              controller: _phoneController,
              validators: [
                RequiredValidator(errorMessage: "Phone is required."),
                PhoneValidator(errorMessage: "Please enter a valid phone."),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Password Strength",
              controller: _passwordStrengthController,
              validators: [
                RequiredValidator(errorMessage: "password is required."),
                PasswordStrengthValidator(),
              ],
            ),
           
            const SizedBox(height: 16),
            SmartFormField(
              label: "Credit Card",
              controller: _creditCardController,
              validators: [
                RequiredValidator(errorMessage: "Card number is required."),
                CreditCardValidator(),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Date ",
              controller: _dateController,
              validators: [
                RequiredValidator(errorMessage: "date is required."),
                DateValidator(),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Numeric ",
              controller: _numericController,
              validators: [
                RequiredValidator(errorMessage: "number is required."),
                NumericValidator(),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Range ",
              controller: _rangeController,
              validators: [
                RequiredValidator(errorMessage: "range is required."),
                RangeValidator(max: 250, min: 10),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Url ",
              controller: _urlController,
              validators: [
                RequiredValidator(errorMessage: "url is required."),
                UrlValidator(),
              ],
            ),
            const SizedBox(height: 16),
            SmartFormField(
              label: "Password",
              controller: _passwordController,
              obscureText: true,
              validators: [
                RequiredValidator(errorMessage: "Password is required."),
                MinLengthValidator(
                    minLength: 6,
                    customMessage: "Password must be at least 6 characters."),
              ],
            ),
            const SizedBox(height: 24),
            ElevatedButton(
              onPressed: () {
                if (_formKey.currentState!.validate()) {
                  ScaffoldMessenger.of(context).showSnackBar(
                    const SnackBar(
                        content: Text("Form submitted successfully!")),
                  );
                }
              },
              child: const Text("Submit"),
            ),
          ],
        ),
      ),
    );
  }
}


class AdvancedAiValidationForm extends StatefulWidget {
  const AdvancedAiValidationForm({super.key});

  @override
  State<AdvancedAiValidationForm> createState() => _AdvancedAiValidationFormState();
}

class _AdvancedAiValidationFormState extends State<AdvancedAiValidationForm> {
  final _formKey = GlobalKey<FormState>();
  final _feedbackController = TextEditingController();

  @override
  Widget build(BuildContext context) {
    return Form(
      key: _formKey,
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          SmartFormField(
            label: "Feedback",
            controller: _feedbackController,
            validators: [
              RequiredValidator(errorMessage: "Feedback is required."),
              AdvancedSmartTextValidator(),
            ],
          ),
          const SizedBox(height: 24),
          ElevatedButton(
            onPressed: () {
              if (_formKey.currentState!.validate()) {
                ScaffoldMessenger.of(context).showSnackBar(
                  const SnackBar(content: Text("Feedback submitted successfully!")),
                );
              }
            },
            child: const Text("Submit"),
          ),
        ],
      ),
    );
  }
}