import * as React from 'react';
import {Avatar, Checkbox, FormControlLabel, Grid, Link, Stack} from "@mui/material";
import Typography from "@mui/material/Typography";
import Container from "@mui/material/Container";
import LockOutlinedIcon from '@mui/icons-material/LockOutlined';
import TextField from "@mui/material/TextField";
import Button from "@mui/material/Button";
import Box from "@mui/material/Box";
import api from "../app/Api";
import {useNavigate} from "react-router-dom";
import routes from "./routes";
import session from "../app/Session";

const Copyright = (props) => {
    return (
        <Typography variant="body2" color="text.secondary" align="center" {...props}>
            {'Copyright © '}
            <Link color="inherit" href="https://mui.com/">
                Your Website
            </Link>{' '}
            {new Date().getFullYear()}
            {'.'}
        </Typography>
    );
};

const Login = () => {
    const handleSubmit = async (event) => {
        event.preventDefault();
        const data = new FormData(event.currentTarget);
        const user = {
            username: data.get('username'),
            password: data.get('password'),
        }
        const token = await api.login("http://localhost:2586"/*window.location.origin*/, user);
        console.log(`[Api] User auth for user ${user.username} successful, token is ${token}`);
        session.store(user.username, token);
        window.location.href = routes.app;
    };

    return (
        <>
            <Box
                sx={{
                    marginTop: 8,
                    display: 'flex',
                    flexDirection: 'column',
                    alignItems: 'center',
                }}
            >
                <Avatar sx={{m: 1, bgcolor: 'secondary.main'}}>
                    <LockOutlinedIcon/>
                </Avatar>
                <Typography component="h1" variant="h5">
                    Sign in
                </Typography>
                <Box component="form" onSubmit={handleSubmit} noValidate sx={{mt: 1}}>
                    <TextField
                        margin="normal"
                        required
                        fullWidth
                        id="username"
                        label="Username"
                        name="username"
                        autoFocus
                    />
                    <TextField
                        margin="normal"
                        required
                        fullWidth
                        name="password"
                        label="Password"
                        type="password"
                        id="password"
                        autoComplete="current-password"
                    />
                    <FormControlLabel
                        control={<Checkbox value="remember" color="primary"/>}
                        label="Remember me"
                    />
                    <Button
                        type="submit"
                        fullWidth
                        variant="contained"
                        sx={{mt: 3, mb: 2}}
                    >
                        Sign In
                    </Button>
                    <Grid container>
                        <Grid item xs>
                            <Link href="#" variant="body2">
                                Forgot password?
                            </Link>
                        </Grid>
                        <Grid item>
                            <Link href="#" variant="body2">
                                {"Don't have an account? Sign Up"}
                            </Link>
                        </Grid>
                    </Grid>
                </Box>
            </Box>
            <Copyright sx={{mt: 8, mb: 4}}/>
        </>
    );
}

export default Login;