react-hook-form autosubmit

useAutoSubmit.ts

import { debounce } from 'lodash';
import { useCallback, useEffect, useState } from 'react';
import { type UseFormWatch, type FieldValues, type UseFormTrigger, type Path } from 'react-hook-form';

interface AutoSubmitProps<T extends FieldValues> {
  trigger: UseFormTrigger<T>;
  watch: UseFormWatch<T>;
  excludeFields?: Path<T>[];
  onSubmit: () => void;
  onValidationFailed?: () => void;
  debounceTime?: number;
}

/**
 * Automatically submit data when it's changed
 */
export const useAutoSubmit = <T extends FieldValues>({
  trigger,
  watch,
  onSubmit,
  debounceTime = 500,
  excludeFields,
  onValidationFailed,
}: AutoSubmitProps<T>) => {
  const [isSubmiting, setIsSubmiting] = useState(false);
  const debouncedSumbit = useCallback(
    debounce((submitFn: () => void) => {
      submitFn();
    }, debounceTime),
    [],
  );
  useEffect(() => {
    const subscription = watch((_data, info) => {
      if (info?.type !== 'change') return;
      if (info.name && excludeFields?.includes(info.name)) return;
      setIsSubmiting(true);
      trigger()
        .then((valid) => {
          if (valid) debouncedSumbit(onSubmit);
          else onValidationFailed?.();
        })
        .finally(() => setIsSubmiting(false));
    });
    return () => subscription.unsubscribe();
  }, [watch, onSubmit]);
  return { isSubmiting };
};