import React, { useState } from 'react'
import { authClient } from '../api'
import { IconBusFront } from './icons'

export default function Login({ onLogin }) {
  const [userCode, setUserCode] = useState('')
  const [password, setPassword] = useState('')
  const [error, setError] = useState(null)
  const [loading, setLoading] = useState(false)

  const submit = async (e) => {
    e.preventDefault()
    setError(null)
    setLoading(true)
    try {
      const res = await authClient.post('/login', { userCode, password })
      const token = res.data.token
      const me = await authClient.get('/me', { headers: { Authorization: `Bearer ${token}` } })
      onLogin(token, me.data.user)
    } catch (err) {
      setError(err.response?.data?.error || 'login_failed')
    } finally {
      setLoading(false)
    }
  }

  return (
    <div className="auth-page">
      <div className="auth-card">
        <div className="auth-brand">
          <div className="brand-mark"><IconBusFront size={26} /></div>
          <div>
            <h1>Transit Beheer</h1>
            <p>Operationeel dashboard voor netwerkbeheer</p>
          </div>
        </div>
        <form onSubmit={submit}>
          <label>
            Gebruikercode
            <input
              value={userCode}
              onChange={(e) => setUserCode(e.target.value)}
              placeholder="Bijv. 1234"
              autoFocus
            />
          </label>
          <label>
            Wachtwoord
            <input
              type="password"
              value={password}
              onChange={(e) => setPassword(e.target.value)}
              placeholder="••••••••"
            />
          </label>
          {error && <div className="error">{error}</div>}
          <button type="submit" className="auth-submit" disabled={loading}>
            {loading ? 'Bezig met inloggen…' : 'Inloggen'}
          </button>
        </form>
        <div className="auth-footer">Alleen beheerders hebben toegang</div>
      </div>
    </div>
  )
}