'use client'

import React, { useState } from 'react'
import { useRouter } from 'next/navigation'

interface RegisterFormProps {
  messages: {
    common: {
      name: string
      email: string
      password: string
      confirmPassword: string
    }
    register: {
      namePlaceholder: string
      emailPlaceholder: string
      passwordPlaceholder: string
      confirmPasswordPlaceholder: string
      button: string
      loading: string
      error: string
      passwordMismatch: string
    }
  }
}

export default function RegisterForm({ messages }: RegisterFormProps) {
  const router = useRouter()
  const [error, setError] = useState<string | null>(null)
  const [loading, setLoading] = useState(false)

  const handleSubmit = async (e: React.FormEvent<HTMLFormElement>) => {
    e.preventDefault()
    setLoading(true)
    setError(null)

    const formData = new FormData(e.currentTarget)
    const name = formData.get('name') as string
    const email = formData.get('email') as string
    const password = formData.get('password') as string
    const confirmPassword = formData.get('confirmPassword') as string

    if (password !== confirmPassword) {
      setError(messages.register.passwordMismatch)
      setLoading(false)
      return
    }

    try {
      const response = await fetch('/api/auth/register', {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({
          name,
          email,
          password,
        }),
      })

      const data = await response.json()

      if (!response.ok) {
        throw new Error(data.message || messages.register.error)
      }

      router.push('/auth/login?registered=true')
    } catch (error) {
      setError(error instanceof Error ? error.message : messages.register.error)
    } finally {
      setLoading(false)
    }
  }

  return (
    <form className="mt-8 space-y-6" onSubmit={handleSubmit}>
      <div className="rounded-md shadow-sm -space-y-px">
        <div>
          <label htmlFor="name" className="sr-only">
            {messages.common.name}
          </label>
          <input
            id="name"
            name="name"
            type="text"
            required
            className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 rounded-t-md focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
            placeholder={messages.register.namePlaceholder}
          />
        </div>
        <div>
          <label htmlFor="email" className="sr-only">
            {messages.common.email}
          </label>
          <input
            id="email"
            name="email"
            type="email"
            autoComplete="email"
            required
            className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
            placeholder={messages.register.emailPlaceholder}
          />
        </div>
        <div>
          <label htmlFor="password" className="sr-only">
            {messages.common.password}
          </label>
          <input
            id="password"
            name="password"
            type="password"
            autoComplete="new-password"
            required
            className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
            placeholder={messages.register.passwordPlaceholder}
          />
        </div>
        <div>
          <label htmlFor="confirmPassword" className="sr-only">
            {messages.common.confirmPassword}
          </label>
          <input
            id="confirmPassword"
            name="confirmPassword"
            type="password"
            autoComplete="new-password"
            required
            className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 rounded-b-md focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
            placeholder={messages.register.confirmPasswordPlaceholder}
          />
        </div>
      </div>

      {error && (
        <div className="rounded-md bg-red-50 p-4">
          <div className="text-sm text-red-700">{error}</div>
        </div>
      )}

      <div>
        <button
          type="submit"
          disabled={loading}
          className="group relative w-full flex justify-center py-2 px-4 border border-transparent text-sm font-medium rounded-md text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
        >
          {loading ? messages.register.loading : messages.register.button}
        </button>
      </div>
    </form>
  )
}