'use client'

import { useState } from 'react'
import { useAuth } from '@/lib/auth/context'
import { useRouter } from 'next/navigation'
import { supabase } from '@/lib/supabase/client'

export default function ApertureLogin() {
  const [email, setEmail] = useState('')
  const [password, setPassword] = useState('')
  const [loading, setLoading] = useState(false)
  const [error, setError] = useState('')
  const { signInWithPassword } = useAuth()
  const router = useRouter()

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

    try {
      const { error } = await signInWithPassword(email, password)

      if (error) {
        setError(error.message)
      } else {
        // Check user role from database
        const { data: { user } } = await supabase.auth.getUser()
        if (user) {
          const { data: staff } = await supabase
            .from('staff')
            .select('role')
            .eq('user_id', user.id)
            .single()

          if (staff && ['admin', 'manager', 'staff'].includes(staff.role)) {
            router.push('/aperture')
          } else {
            setError('Unauthorized access')
            await supabase.auth.signOut()
          }
        }
      }
    } catch (err) {
      setError('An error occurred')
    } finally {
      setLoading(false)
    }
  }

  return (
    <div className="min-h-screen flex items-center justify-center bg-gray-50">
      <div className="max-w-md w-full space-y-8">
        <div>
          <h2 className="mt-6 text-center text-3xl font-extrabold text-gray-900">
            Aperture Login
          </h2>
          <p className="mt-2 text-center text-sm text-gray-600">
            Staff, Manager, or Admin access
          </p>
        </div>
        <form className="mt-8 space-y-6" onSubmit={handleLogin}>
          <div className="rounded-md shadow-sm -space-y-px">
            <div>
              <label htmlFor="email" className="sr-only">
                Email address
              </label>
              <input
                id="email"
                name="email"
                type="email"
                required
                value={email}
                onChange={(e) => setEmail(e.target.value)}
                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="Email address"
              />
            </div>
            <div>
              <label htmlFor="password" className="sr-only">
                Password
              </label>
              <input
                id="password"
                name="password"
                type="password"
                required
                value={password}
                onChange={(e) => setPassword(e.target.value)}
                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="Password"
              />
            </div>
          </div>

          {error && (
            <div className="text-red-600 text-sm text-center">
              {error}
            </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 disabled:opacity-50"
            >
              {loading ? 'Signing in...' : 'Sign in'}
            </button>
          </div>
        </form>
      </div>
    </div>
  )
}