大海
34 lines
997 B
TypeScript
34 lines
997 B
TypeScript
"use client";
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import { useState, useCallback } from "react";
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interface UseFormOptions<T> {
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initialValues: T;
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onSubmit: (values: T) => Promise<void>;
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}
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export function useForm<T extends Record<string, unknown>>({ initialValues, onSubmit }: UseFormOptions<T>) {
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const [values, setValues] = useState<T>(initialValues);
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const [submitting, setSubmitting] = useState(false);
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const [error, setError] = useState<string | null>(null);
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const setField = useCallback(<K extends keyof T>(field: K, value: T[K]) => {
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setValues(prev => ({ ...prev, [field]: value }));
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}, []);
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const handleSubmit = useCallback(async (e: React.FormEvent) => {
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e.preventDefault();
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try {
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setSubmitting(true);
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setError(null);
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await onSubmit(values);
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} catch (err) {
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setError(err instanceof Error ? err.message : "Submit failed");
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} finally {
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setSubmitting(false);
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}
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}, [values, onSubmit]);
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return { values, setField, submitting, error, handleSubmit };
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}
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