'use client'

import { useState } from 'react'
import { useRouter } from 'next/navigation'
import Image from 'next/image'

export default function AdminLoginPage() {
  const router = useRouter()
  const [password, setPassword] = useState('')
  const [error, setError] = useState('')
  const [loading, setLoading] = useState(false)

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

    // Basit şifre kontrolü — ileride API'ye bağlanabilir
    const adminPass = process.env.NEXT_PUBLIC_ADMIN_PASSWORD || 'vesta2025'
    if (password === adminPass) {
      sessionStorage.setItem('admin_auth', '1')
      router.push('/tr/admin')
    } else {
      setError('Şifre hatalı.')
      setLoading(false)
    }
  }

  return (
    <div className="min-h-screen bg-vesta-dark flex items-center justify-center px-4">
      <div className="w-full max-w-sm">
        <div className="text-center mb-8">
          <Image
            src="https://cdn.prod.website-files.com/6693a42300f08d15d3514511/6694e59f468a02af6267826d_H%20FULL%20LOGO%20-%20WHITE.png"
            alt="Vesta Muğla"
            width={160}
            height={40}
            className="h-8 w-auto object-contain mx-auto mb-2"
          />
          <p className="text-white/40 text-sm">Admin Paneli</p>
        </div>

        <form onSubmit={handleSubmit} className="bg-white/5 border border-white/10 rounded-2xl p-8 space-y-4">
          <div>
            <input
              type="password"
              value={password}
              onChange={(e) => setPassword(e.target.value)}
              placeholder="Şifre"
              required
              className="w-full bg-white/10 border border-white/10 rounded-xl px-4 py-3 text-white placeholder:text-white/30 focus:outline-none focus:ring-2 focus:ring-vesta-earth/50"
            />
          </div>
          {error && <p className="text-red-400 text-sm">{error}</p>}
          <button
            type="submit"
            disabled={loading}
            className="w-full bg-vesta-earth text-white py-3 rounded-xl text-sm font-medium hover:bg-vesta-earth/80 transition-colors disabled:opacity-50"
          >
            {loading ? 'Giriş yapılıyor...' : 'Giriş Yap'}
          </button>
        </form>
      </div>
    </div>
  )
}