unleash.unleash/frontend/src/component/layout/MainLayout/MainLayout.tsx

import React, { forwardRef, ReactNode } from 'react';
import classnames from 'classnames';
import { makeStyles } from 'tss-react/mui';
import { Grid } from '@mui/material';
import { useStyles as useAppStyles } from 'component/App.styles';
import Header from 'component/menu/Header/Header';
import Footer from 'component/menu/Footer/Footer';
import Proclamation from 'component/common/Proclamation/Proclamation';
import BreadcrumbNav from 'component/common/BreadcrumbNav/BreadcrumbNav';
import textureImage from 'assets/img/texture.png';
import useUiConfig from 'hooks/api/getters/useUiConfig/useUiConfig';
import { SkipNavLink } from 'component/common/SkipNav/SkipNavLink';
import { SkipNavTarget } from 'component/common/SkipNav/SkipNavTarget';
import { formatAssetPath } from 'utils/formatPath';

const useStyles = makeStyles()(theme => ({
    container: {
        height: '100%',
        justifyContent: 'space-between',
    },
    contentContainer: {
        height: '100%',
        padding: '3.25rem 0',
        position: 'relative',
        [theme.breakpoints.down('md')]: {
            padding: '3.25rem 0.75rem',
        },
    },
}));

interface IMainLayoutProps {
    children: ReactNode;
    subheader?: ReactNode;
}

export const MainLayout = forwardRef<HTMLDivElement, IMainLayoutProps>(
    ({ children, subheader }, ref) => {
        const { classes } = useStyles();
        const { classes: styles } = useAppStyles();
        const { uiConfig } = useUiConfig();

        return (
            <>
                <SkipNavLink />
                <Header />
                <SkipNavTarget />
                <Grid container className={classes.container}>
                    <main className={classnames(styles.contentWrapper)}>
                        {subheader}
                        <Grid
                            item
                            className={styles.content}
                            xs={12}
                            sm={12}
                            my={2}
                        >
                            <div
                                className={classes.contentContainer}
                                style={{ zIndex: 200 }}
                                ref={ref}
                            >
                                <BreadcrumbNav />
                                <Proclamation toast={uiConfig.toast} />
                                {children}
                            </div>
                        </Grid>
                        <img
                            src={formatAssetPath(textureImage)}
                            alt=""
                            style={{
                                display: 'block',
                                position: 'fixed',
                                zIndex: 0,
                                bottom: 0,
                                right: 0,
                                width: 400,
                                pointerEvents: 'none',
                                userSelect: 'none',
                            }}
                        />
                    </main>
                    <Footer />
                </Grid>
            </>
        );
    }
);