import { useState } from 'react'
import { login } from '../api'

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

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

    try {
      const { token } = await login(username, password)
      onLogin(token)
    } catch (err) {
      setError('Invalid username or password')
    } finally {
      setLoading(false)
    }
  }

  return (
    <div className="min-h-screen flex items-center justify-center p-4">
      <div className="w-full max-w-sm">
        <div className="text-center mb-8">
          <h1 className="text-2xl font-semibold text-white">Gameserver Monitor</h1>
          <p className="text-neutral-400 mt-2">Sign in to your account</p>
        </div>

        <div className="card p-6">
          <form onSubmit={handleSubmit} className="space-y-4">
            {error && (
              <div className="bg-red-500/10 border border-red-500/20 text-red-400 px-4 py-3 rounded-md text-sm">
                {error}
              </div>
            )}

            <div>
              <label className="block text-sm font-medium text-neutral-300 mb-2">
                Username
              </label>
              <input
                type="text"
                value={username}
                onChange={(e) => setUsername(e.target.value)}
                className="input"
                placeholder="Enter your username"
                required
                autoFocus
              />
            </div>

            <div>
              <label className="block text-sm font-medium text-neutral-300 mb-2">
                Password
              </label>
              <input
                type="password"
                value={password}
                onChange={(e) => setPassword(e.target.value)}
                className="input"
                placeholder="Enter your password"
                required
              />
            </div>

            <button
              type="submit"
              disabled={loading}
              className="btn btn-primary w-full"
            >
              {loading ? 'Signing in...' : 'Sign in'}
            </button>
          </form>
        </div>

        <p className="text-center text-neutral-500 text-sm mt-6">
          Gameserver Monitor v2.0
        </p>
      </div>
    </div>
  )
}