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import React from 'react';
import { useForm } from 'react-hook-form';
let renderCounter = 0;
const ValidateFieldCriteria: React.FC = () => {
const {
register,
handleSubmit,
formState: { errors },
setError,
clearErrors,
} = useForm<{
firstName: string;
lastName: string;
min: string;
max: string;
minDate: string;
maxDate: string;
minLength: string;
minRequiredLength: string;
selectNumber: string;
pattern: string;
radio: string;
checkbox: string;
multiple: string;
validate: string;
}>({
criteriaMode: 'all',
});
const onSubmit = () => {};
renderCounter++;
return (
<form onSubmit={handleSubmit(onSubmit)}>
<input
{...register('firstName', { required: true, minLength: 4 })}
placeholder="firstName"
/>
{errors.firstName &&
errors.firstName.types &&
errors.firstName.types.required && <p>firstName required</p>}
{errors.firstName &&
errors.firstName.types &&
errors.firstName.types.minLength && <p>firstName minLength</p>}
{errors.firstName && errors.firstName.types && (
<b>{errors.firstName.types.required || ''}</b>
)}
{errors.firstName && errors.firstName.types && (
<b>{errors.firstName.types.minLength || ''}</b>
)}
<input
type="number"
{...register('min', { required: true, min: 10, max: 30 })}
placeholder="min"
/>
{errors.min && errors.min.types && errors.min.types.required && (
<p>min required</p>
)}
{errors.min && errors.min.types && errors.min.types.min && <p>min min</p>}
{errors.min && errors.min.types && errors.min.types.max && <p>min max</p>}
<input
type="date"
{...register('minDate', { required: true, min: '2019-08-01' })}
placeholder="minDate"
/>
{errors.minDate &&
errors.minDate.types &&
errors.minDate.types.required && <p>minDate required</p>}
{errors.minDate && errors.minDate.types && errors.minDate.types.min && (
<p>minDate min</p>
)}
<input
type="date"
{...register('maxDate', { required: true, max: '2019-08-01' })}
placeholder="maxDate"
/>
{errors.maxDate &&
errors.maxDate.types &&
errors.maxDate.types.required && <p>maxDate required</p>}
{errors.maxDate && errors.maxDate.types && errors.maxDate.types.max && (
<p>maxDate max</p>
)}
<input
{...register('minLength', { required: true, minLength: 2 })}
placeholder="minLength"
/>
{errors.minLength &&
errors.minLength.types &&
errors.minLength.types.required && <p>minLength required</p>}
{errors.minLength &&
errors.minLength.types &&
errors.minLength.types.minLength && <p>minLength minLength</p>}
<select {...register('selectNumber', { required: true, minLength: 2 })}>
<option value="">Select</option>
<option value="1">1</option>
<option value="12">2</option>
</select>
{errors.selectNumber &&
errors.selectNumber.types &&
errors.selectNumber.types.required && <p>selectNumber required</p>}
{errors.selectNumber &&
errors.selectNumber.types &&
errors.selectNumber.types.minLength && <p>selectNumber minLength</p>}
<input
{...register('pattern', {
pattern: /\d+/,
required: true,
minLength: 3,
})}
placeholder="pattern"
/>
{errors.pattern &&
errors.pattern.types &&
errors.pattern.types.pattern && <p>pattern pattern</p>}
{errors.pattern &&
errors.pattern.types &&
errors.pattern.types.required && <p>pattern required</p>}
{errors.pattern &&
errors.pattern.types &&
errors.pattern.types.minLength && <p>pattern minLength</p>}
<select
multiple
{...register('multiple', {
required: true,
validate: (value) => value.includes('optionB'),
})}
>
<option value="optionA">optionA</option>
<option value="optionB">optionB</option>
</select>
{errors.multiple &&
errors.multiple.types &&
errors.multiple.types.required && <p>multiple required</p>}
{errors.multiple &&
errors.multiple.types &&
errors.multiple.types.validate && <p>multiple validate</p>}
<input
type="validate"
placeholder="validate"
{...register('validate', {
validate: {
test: (value) => value !== '',
test1: (value) => value.length > 3,
test2: (value) => value === 'test',
},
})}
/>
{errors.validate &&
errors.validate.types &&
errors.validate.types.test && <p>validate test</p>}
{errors.validate &&
errors.validate.types &&
errors.validate.types.test1 && <p>validate test1</p>}
{errors.validate &&
errors.validate.types &&
errors.validate.types.test2 && <p>validate test2</p>}
<button id="submit">Submit</button>
<button
type="button"
id="trigger"
onClick={() => {
setError('firstName', {
types: {
minLength: 'test1',
required: 'test2',
},
});
}}
>
Trigger Error
</button>
<button
type="button"
id="clear"
onClick={() => {
clearErrors('firstName');
}}
>
Clear Error
</button>
<div id="renderCount">{renderCounter}</div>
</form>
);
};
export default ValidateFieldCriteria;
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