network-resurrector-frontend/src/components/layout/stepper/StepIcon.js

import React from "react";
import PropTypes from "prop-types";
import clsx from "clsx";
import { makeStyles } from "@material-ui/core/styles";
import SettingsIcon from "@material-ui/icons/Settings";
import GroupAddIcon from "@material-ui/icons/GroupAdd";
import VideoLabelIcon from "@material-ui/icons/VideoLabel";

const useColorlibStepIconStyles = makeStyles({
  root: {
    backgroundColor: "#ccc",
    zIndex: 1,
    color: "#fff",
    width: 50,
    height: 50,
    display: "flex",
    borderRadius: "50%",
    justifyContent: "center",
    alignItems: "center"
  },
  active: {
    backgroundImage:
      "linear-gradient( 136deg, rgb(242,113,33) 0%, rgb(233,64,87) 50%, rgb(138,35,135) 100%)",
    boxShadow: "0 4px 10px 0 rgba(0,0,0,.25)"
  },
  completed: {
    backgroundImage:
      "linear-gradient( 136deg, rgb(242,113,33) 0%, rgb(233,64,87) 50%, rgb(138,35,135) 100%)"
  }
});

function StepIcon(props) {
  const classes = useColorlibStepIconStyles();
  const { active, completed } = props;

  const icons = {
    1: <SettingsIcon />,
    2: <GroupAddIcon />,
    3: <VideoLabelIcon />
  };

  const getIcon = (icon) => {
    return icons[String(icon)];
  };

  return (
    <div
      className={clsx(classes.root, {
        [classes.active]: active,
        [classes.completed]: completed
      })}
    >
      {getIcon(props.icon)}
    </div>
  );
}

StepIcon.propTypes = {
  /**
   * Whether this step is active.
   */
  active: PropTypes.bool,
  /**
   * Mark the step as completed. Is passed to child components.
   */
  completed: PropTypes.bool,
  /**
   * The label displayed in the step icon.
   */
  icon: PropTypes.node
};

export default StepIcon;