import { useEffect, useRef, useState } from 'react'
import { subscribeToNewsletter } from '@/lib/mailchimp'
import { siteConfig } from '@/lib/config'
import CONFIG from '../config'
import { useGlobal } from '@/lib/global'

/**
 * 邮件订阅表单
 * @returns
 */
export default function MailChimpForm() {
  const formRef = useRef()
  const [success, setSuccess] = useState(false)
  const { locale } = useGlobal()

  useEffect(() => {
    const form = formRef.current
    const handleSubmit = (e) => {
      e.preventDefault()
      const email = document.querySelector('#newsletter').value
      subscribeToNewsletter(email).then(response => {
        console.log('Subscription succeeded:', response)
        // 在此处添加成功订阅后的操作
        setSuccess(true)
      })
        .catch(error => {
          console.error('Subscription failed:', error)
          // 在此处添加订阅失败后的操作
        })
    }
    form?.addEventListener('submit', handleSubmit)
    return () => {
      form?.removeEventListener('submit', handleSubmit)
    }
  }, [subscribeToNewsletter])

  return <>
        {siteConfig('FUKASAWA_MAILCHIMP_FORM', null, CONFIG) && <div className="sm:col-span-6 md:col-span-3 lg:col-span-3">
            <h6 className="text-gray-800 font-medium mb-2">{locale.MAILCHIMP.SUBSCRIBE}</h6>
            <p className="text-sm text-gray-600 mb-4">{locale.MAILCHIMP.MSG}</p>
            <form ref={formRef}>
                <div className="flex flex-wrap mb-4">
                    <div className="w-full">
                        <label className="block text-sm sr-only" htmlFor="newsletter">{locale.MAILCHIMP.EMAIL}</label>
                        <div className="relative flex items-center max-w-xs">
                            <input disabled={success} id="newsletter" type="email" className="form-input w-full text-gray-800 px-3 py-2 pr-12 text-sm" placeholder={locale.MAILCHIMP.EMAIL} required />
                            <button disabled={success} type="submit" className="absolute inset-0 left-auto" aria-label="Subscribe">
                                <span className="absolute inset-0 right-auto w-px -ml-px my-2 bg-gray-300" aria-hidden="true"></span>
                                <svg className="w-3 h-3 fill-current text-blue-600 mx-3 shrink-0" viewBox="0 0 12 12" xmlns="http://www.w3.org/2000/svg">
                                    <path d="M11.707 5.293L7 .586 5.586 2l3 3H0v2h8.586l-3 3L7 11.414l4.707-4.707a1 1 0 000-1.414z" fillRule="nonzero" />
                                </svg>
                            </button>
                        </div>
                        {/* Success message */}
                        {success && <p className="mt-2 text-green-600 text-sm">Thanks for subscribing!</p>}
                    </div>
                </div>
            </form>
        </div>
        }
    </>
}