live/frontend/src/admin/LoginPage.tsx

import { useState } from 'react'
import { useNavigate } from 'react-router-dom'
import { Card, Form, Input, Button, Typography, message, Space } from 'antd'
import { LockOutlined } from '@ant-design/icons'
import { login } from '../api/auth'

const { Title, Text } = Typography

export default function LoginPage() {
  const [loading, setLoading] = useState(false)
  const navigate = useNavigate()

  const handleSubmit = async (values: { password: string }) => {
    setLoading(true)
    try {
      await login(values.password)
      message.success('Welcome back')
      navigate('/admin')
    } catch {
      message.error('Invalid password')
    } finally {
      setLoading(false)
    }
  }

  return (
    <div style={{
      minHeight: '100vh',
      display: 'flex',
      alignItems: 'center',
      justifyContent: 'center',
      background: '#FAF8F5',
    }}>
      <Card style={{ width: 400, boxShadow: '0 2px 16px rgba(0,0,0,0.04)' }}>
        <Space direction="vertical" size="large" style={{ width: '100%' }}>
          <div style={{ textAlign: 'center' }}>
            <Title level={2} style={{ marginBottom: 4 }}>LiveStream</Title>
            <Text type="secondary">Admin Panel</Text>
          </div>
          <Form onFinish={handleSubmit} layout="vertical">
            <Form.Item
              name="password"
              rules={[{ required: true, message: 'Enter your password' }]}
            >
              <Input.Password
                prefix={<LockOutlined />}
                placeholder="Password"
                size="large"
              />
            </Form.Item>
            <Form.Item>
              <Button type="primary" htmlType="submit" loading={loading} block size="large">
                Sign In
              </Button>
            </Form.Item>
          </Form>
        </Space>
      </Card>
    </div>
  )
}