Formik Custom Form is a library that provides a set of components for building forms in React using the Formik library.
Install the dependencies.
npm install formik-custom-form
or
yarn add formik-custom-form
The data
array contains objects with the following properties:
-
labelProps
: an object containing properties to be passed to the corresponding Label component.title
: a required string property that specifies the text to be displayed on the label.className
: an optional string property that specifies the CSS class(es) to be applied to the label element.
-
formType
: an optional property used to specify the type of the input field. The supported types aretext
,select
,radio
,textarea
, andcheckbox
. -
formProps
: an object containing properties to be passed to the corresponding form input component.-
id
: an optional string property that specifies the ID of the input element. -
name
: a required string property that specifies the name of the input element. -
value
: a required property that can be a string or an array of strings. This property specifies the current value of the input element. -
className
: an optional string property that specifies the CSS class(es) to be applied to the input element. -
defaultValue
: an optional string property that specifies the default value of the input element. -
placeholder
: an optional string property that specifies the placeholder text to be displayed in the input element. -
type
: an optional string property that specifies the type of the input element. This property is used for input elements such as input and select. -
onChange
: an optional function that is called when the input element value changes. This function receives a parameter which can either be a string or a ChangeEvent object, depending on the input element type. -
component
: an optional property that specifies the name of a custom component to be used instead of the default input component. It can also accept a React node that represents the custom component. -
[restProps: string]
: any: This syntax allows for any other additional properties to be included, with their key being a string and their value being any data type. -
labelClassName
(only forradio
andcheckbox
): A string representing the class name for the label of the option -
labelPosition
(only forradio
andcheckbox
): A string indicating whether the label should be positioned "before" or "after" the form element
-
Yup object schema for validation
Specifies the properties that can be passed to a submit button
className
: an optional string property that specifies the CSS class(es) to be applied to the submit button element.title
: an optional string property that specifies the text to be displayed on the submit button.component
: an optional property that can be either a string or a React Node, specifying the component that should be used to render the submit button.
Specifies the properties that can be passed to an error component. The errorProps
interface defines the following properties:
className
: an optional string property that specifies the CSS class(es) to be applied to the error element.
It is a function that is called when the form is submitted.
It is a function to resets all form fields to their initial values, and also resets any validation errors that may have been shown.
Simple Form
import React from "react";
import FormikForm from "formik-custom-form";
const data = [
{
labelProps: {
title: "Email",
},
formProps: {
name: "email",
value: "",
},
},
{
labelProps: {
title: "Password",
},
formProps: {
name: "password",
value: "",
type: "password",
},
},
];
const Simple = () => {
const handleSubmit = (values) => {
console.log(values);
};
return <FormikForm data={data} onSubmit={handleSubmit} />;
};
export default Simple;
With Boostrap Form
import React from "react";
import FormikForm from "formik-custom-form";
import Form from "react-bootstrap/Form";
import Button from "react-bootstrap/Button";
const data = [
{
labelProps: {
title: "Fullname",
},
formProps: {
name: "fullname",
value: "",
placeholder: "Enter fullname",
component: <Form.Control />,
},
},
{
labelProps: {
title: "Email",
className: "",
},
formProps: {
name: "email",
value: "",
placeholder: "Enter email",
component: <Form.Control />,
},
},
{
labelProps: {
title: "Password",
className: "",
},
formProps: {
name: "password",
value: "",
placeholder: "Enter password",
component: <Form.Control />,
},
},
];
const buttonProps = {
component: <Button variant="primary">Submit</Button>,
}
const Simple = () => {
const handleSubmit = (values) => {
console.log(values);
};
return <FormikForm data={data} onSubmit={handleSubmit} buttonProps={buttonProps} />;
};
export default Simple;
With custom class name
import React from "react";
import FormikForm from "formik-custom-form";
const data = [
{
labelProps: {
title: "Email",
},
formProps: {
name: "email",
value: "",
className: "form-control",
},
},
{
labelProps: {
title: "Password",
},
formProps: {
name: "password",
value: "",
className: "form-control",
type: "password",
},
},
];
const buttonProps = {
title: "Login",
className: "btn btn-success mt-2",
}
const Simple = () => {
const handleSubmit = (values) => {
console.log(values);
};
return <FormikForm data={data} onSubmit={handleSubmit} buttonProps={buttonProps} />;
};
export default Simple;
With Yup validation
import React from "react";
import FormikForm from "formik-custom-form";
import { object, string } from "yup";
const userSchema = object({
email: string().email().required(),
password: string().required(),
});
const data = [
{
labelProps: {
title: "Email",
},
formProps: {
name: "email",
value: "",
},
},
{
labelProps: {
title: "Password",
},
formProps: {
name: "password",
value: "",
type: "password",
},
},
];
const Simple = () => {
const handleSubmit = (values) => {
console.log(values);
};
return (
<FormikForm
data={data}
validationSchema={userSchema}
onSubmit={handleSubmit}
/>
);
};
export default Simple;
Complete Form
import FormikForm from "formik-custom-form";
import React from "react";
const data = [
{
labelProps: {
title: "Email",
},
formProps: {
name: "email",
value: "",
},
},
{
labelProps: {
title: "Password",
},
formProps: {
name: "password",
value: "",
type: "password",
},
},
{
formType: "select",
labelProps: {
title: "Select",
},
formProps: {
name: "veh",
value: "car",
options: [
{
id: 1,
label: "Car",
value: "car",
},
{
id: 2,
label: "Jeep",
value: "jeep",
},
],
},
},
{
formType: "radio",
formProps: {
name: "gender",
value: "female",
labelPosition: "after",
options: [
{
id: 1,
label: "Male",
value: "male",
},
{
id: 2,
label: "Female",
value: "female",
},
],
},
},
{
formType: "textarea",
labelProps: {
title: "Description",
},
formProps: {
name: "description",
value: "",
cols: "40",
rows: "2",
},
},
{
formType: "checkbox",
formProps: {
name: "color",
value: ["pink"],
options: [
{
id: 1,
label: "Pink",
value: "pink",
},
{
id: 2,
label: "Red",
value: "red",
},
{
id: 3,
label: "Black",
value: "black",
},
],
},
},
];
const Simple = () => {
const handleSubmit = (values) => {
console.log(values);
};
return <FormikForm data={data} onSubmit={handleSubmit} />;
};
export default Simple;
MIT