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Refactor form to use useFormik and FormikProvider

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Replaced Formik component with useFormik hook and FormikProvider. This change simplifies the form implementation and separates the form's logic and presentation. The form now benefits from more direct access to formik methods and state.
This commit is contained in:
Teriuihi 2024-08-08 21:37:09 +02:00
parent 4dda70effc
commit cde2a01dd9
1 changed files with 43 additions and 34 deletions
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77
src/components/form/genericForm.tsx
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@ -1,7 +1,7 @@
import React, {useState} from "react";
import './GenericForm.css';
import {useNavigate} from 'react-router-dom'
import {ErrorMessage, Field, Form, Formik, FormikValues} from "formik";
import {ErrorMessage, Field, Form, FormikProvider, FormikValues, useFormik} from "formik";
import {Step, UserInput, FormData} from './formInterfaces';
import * as Yup from "yup";
@ -56,30 +56,33 @@ const GenericForm = (formData: FormData) => {
setCurrentStep(current => Math.max(current - 1, 0))
}
const formik = useFormik({
initialValues: userInput,
validationSchema: spec,
onSubmit: (values) => {
handleSubmit(values);
},
});
const {
touched,
errors,
isValid,
handleChange,
values,
setFieldTouched,
} = formik;
const [prevLength, setPrevLength] = useState(0);
return (
<div>
<div>
<h1>{formData.title}</h1>
</div>
<div className="container">
<Formik
initialValues={userInput}
validationSchema={spec}
onSubmit={(values: FormikValues) => {
handleSubmit(values);
}}
>
{({
touched,
errors,
isValid,
handleChange,
values,
setFieldTouched
}) => (
<Form>
<div>
<FormikProvider value={formik}>
<Form>
<div>
<div>
<label>
<label>
@ -131,24 +134,30 @@ const GenericForm = (formData: FormData) => {
/>
)
}
</label>
</div>
<div>
<label>
<ErrorMessage name={steps[currentStep].name} component="div"/>
</label>
</div>
<button style={{marginLeft: 0}} className="button-outer" type="button" onClick={prev} disabled={currentStep === 0}>
Previous
</button>
<button className="button-outer" type="button" onClick={next}
hidden={currentStep === (steps.length - 1)}
disabled={(!touched[steps[currentStep].name] || !!errors[steps[currentStep].name]) || currentStep === (steps.length - 1)}>
Next
</button>
<input type="submit" value="Submit"
hidden={currentStep !== (steps.length - 1)}
disabled={!isValid || currentStep !== (steps.length - 1)}
/>
</Form>
)}
</Formik>
<div>
<button style={{marginLeft: 0}} className="button-outer" type="button" onClick={prev} disabled={currentStep === 0}>
Previous
</button>
<button className="button-outer" type="button" onClick={next}
hidden={currentStep === (steps.length - 1)}
disabled={(!touched[steps[currentStep].name] || !!errors[steps[currentStep].name]) || currentStep === (steps.length - 1)}>
Next
</button>
<input type="submit" value="Submit"
hidden={currentStep !== (steps.length - 1)}
disabled={!isValid || currentStep !== (steps.length - 1)}
/>
</div>
</div>
</Form>
</FormikProvider>
</div>
</div>
);