All files / pages/public LoginPage.tsx

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import {type FormEvent, type ReactElement, useEffect, useState} from 'react';
import {Link as RouterLink, useNavigate} from 'react-router-dom';
import {Box, Button, CircularProgress, Container, Link, Paper, TextField, Typography} from '@mui/material';
 
import {useLoginMutation} from '../../services/authApi';
import {useAppDispatch, useAppSelector} from '../../store/hooks';
import {selectIsAuthenticated, setCredentials} from '../../features/auth/authSlice';
import {logger} from '../../utils/logger';
import ApiErrorAlert from '../../components/ApiErrorAlert';
 
// ============================================================================
// Component
// ============================================================================
 
export default function LoginPage(): ReactElement {
	const [username, setUsername] = useState('');
	const [password, setPassword] = useState('');
	const navigate = useNavigate();
	const dispatch = useAppDispatch();
	const isAuthenticated = useAppSelector(selectIsAuthenticated);
 
	const [login, {isLoading, error}] = useLoginMutation();
 
	// Debug: Log when authentication state changes
	useEffect(() => {
		logger.debug('Auth state changed:', {isAuthenticated});
		if (isAuthenticated) {
			logger.debug('User is authenticated, should redirect to dashboard');
		}
	}, [isAuthenticated]);
 
	const handleSubmit = (e: FormEvent): void => {
		e.preventDefault();
		logger.debug('Attempting login...');
 
		login({username, password})
			.unwrap()
			.then((response): void => {
				logger.debug('Login response received', {userId: response.user.userId});
 
				dispatch(
					setCredentials({
						user: {
							userId: response.user.userId,
							username: response.user.username,
							email: response.user.email,
							role: response.user.role
						},
						accessToken: response.accessToken,
						refreshToken: response.refreshToken
					})
				);
 
				logger.debug('Credentials dispatched, navigating to dashboard');
				navigate('/dashboard', {replace: true});
			})
			.catch((err: unknown): void => {
				logger.error('Login failed', err);
			});
	};
 
	return (
		<Box
			sx={{
				minHeight: '100vh',
				display: 'flex',
				alignItems: 'center',
				justifyContent: 'center',
				backgroundColor: 'background.default',
				px: 2
			}}
		>
			<Container maxWidth="sm">
				<Paper
					elevation={1}
					sx={{
						p: 4,
						display: 'flex',
						flexDirection: 'column',
						alignItems: 'center',
						borderRadius: 2,
						border: 1,
						borderColor: 'divider'
					}}
				>
					{/* Logo/Brand */}
					<Typography
						component="h1"
						variant="h4"
						sx={{
							mb: 1,
							fontWeight: 700,
							color: 'primary.main'
						}}
					>
						{import.meta.env.VITE_APP_NAME}
					</Typography>
					<Typography variant="body2" color="text.secondary" sx={{mb: 3}}>
						Secure access to your pooled investment account.
					</Typography>
 
					{/* Error Alert - using reusable component */}
					<ApiErrorAlert
						error={error}
						fallbackMessage="Login failed. Please try again."
					/>
 
					{/* Login Form */}
					<Box component="form" onSubmit={handleSubmit} sx={{width: '100%'}}>
						<TextField
							margin="normal"
							required
							fullWidth
							id="username"
							label="Username"
							name="username"
							autoComplete="username"
							autoFocus
							value={username}
							onChange={(e): void => {
								setUsername(e.target.value);
							}}
							disabled={isLoading}
							slotProps={{
								htmlInput: {
									minLength: 3,
									maxLength: 50
								}
							}}
						/>
 
						<TextField
							margin="normal"
							required
							fullWidth
							name="password"
							label="Password"
							type="password"
							id="password"
							autoComplete="current-password"
							value={password}
							onChange={(e): void => {
								setPassword(e.target.value);
							}}
							disabled={isLoading}
							slotProps={{
								htmlInput: {
									minLength: 8,
									maxLength: 72
								}
							}}
						/>
 
						<Button
							type="submit"
							fullWidth
							variant="contained"
							size="large"
							disabled={isLoading}
							sx={{mt: 3, mb: 2, py: 1.5}}
						>
							{isLoading ? <CircularProgress size={24} color="inherit"/> : 'Sign In'}
						</Button>
 
						<Box sx={{textAlign: 'center'}}>
							<Link
								component={RouterLink}
								to="/register"
								variant="body2"
								underline="hover"
							>
								Don&apos;t have an account? Sign up
							</Link>
						</Box>
					</Box>
				</Paper>
 
				{/* Footer */}
				<Typography
					variant="body2"
					color="text.secondary"
					align="center"
					sx={{mt: 3}}
				>
					{'\u00A9'} 2025 Flowstate Investment Platform
				</Typography>
			</Container>
		</Box>
	);
}