Function handleSubmit

src/Components/Modify/Post/AddModifyPost.jsx:171–197

(event)

    );

    async function handleSubmit(event) {
        event.preventDefault();
        if (contentTooLarge || submitting) {
            return;
        }
        const form = event.currentTarget;
        const submitter = event.nativeEvent.submitter;
        setSubmitting(true);
        try {
            const finalizedContent = await finalizePostContentAttachments(content, attachmentsRef.current);
            const finalizedContentBytes = getUtf8ByteLength(finalizedContent);
            if (finalizedContentBytes > POST_CONTENT_MAX_BYTES) {
                setContentError(`文章内容不能超过 ${formatPostContentSize(POST_CONTENT_MAX_BYTES)}，当前 ${formatPostContentSize(finalizedContentBytes)}。`);
                return;
            }
            const formData = new FormData(form);
            if (submitter?.name) {
                formData.set(submitter.name, submitter.value);
            }
            formData.set("Content", finalizedContent);
            submit(formData, {method: "post"});
        } catch (error) {
            setContentError(error.message);
        } finally {
            setSubmitting(false);
        }
    }

    return (
        <Form