sigit.io/src/components/username.tsx

import { Typography, IconButton, Box, useTheme } from '@mui/material'
import { useSelector } from 'react-redux'
import { State } from '../store/rootReducer'
import { hexToNpub } from '../utils'
import { Link } from 'react-router-dom'
import { getProfileRoute } from '../routes'

type Props = {
  username: string
  avatarContent: string
  handleClick: (event: React.MouseEvent<HTMLElement>) => void
}

const Username = ({ username, avatarContent, handleClick }: Props) => {
  const hexKey = useSelector((state: State) => state.auth.usersPubkey)

  return (
    <IconButton
      aria-label="account of current user"
      aria-controls="menu-appbar"
      aria-haspopup="true"
      onClick={handleClick}
      color="inherit"
    >
      <img
        src={avatarContent}
        alt="user-avatar"
        className="profile-image"
        style={{
          borderWidth: '3px',
          borderStyle: hexKey ? 'solid' : 'none',
          borderColor: `#${hexKey?.substring(0, 6)}`
        }}
      />
      <Typography
        variant="h6"
        sx={{
          color: '#3e3e3e',
          padding: '0 8px',
          display: { xs: 'none', md: 'flex' }
        }}
      >
        {username}
      </Typography>
    </IconButton>
  )
}

export default Username

type UserProps = {
  pubkey: string
  name: string
  image?: string
}

/**
 *  This component will be used for the displaying username and profile picture.
 *  If image is not available, robohash image will be displayed
 */
export const UserComponent = ({ pubkey, name, image }: UserProps) => {
  const theme = useTheme()

  const npub = hexToNpub(pubkey)
  const roboImage = `https://robohash.org/${npub}.png?set=set3`

  return (
    <Box
      sx={{ display: 'flex', alignItems: 'center', gap: '10px', flexGrow: 1 }}
    >
      <img
        src={image || roboImage}
        alt="User Image"
        className="profile-image"
        style={{
          borderWidth: '3px',
          borderStyle: 'solid',
          borderColor: `#${pubkey.substring(0, 6)}`
        }}
      />
      <Link to={getProfileRoute(pubkey)}>
        <Typography
          component="label"
          sx={{
            textAlign: 'center',
            cursor: 'pointer',
            color: theme.palette.text.primary
          }}
        >
          {name}
        </Typography>
      </Link>
    </Box>
  )
}