flexor-web/src/app/components/controls/button.tsx

import React, { FC, MouseEventHandler } from 'react'
import noop from 'lodash/noop'
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
import { faSpinner } from '@fortawesome/free-solid-svg-icons'
import { IconDefinition } from '@fortawesome/fontawesome-common-types'

export interface Props {
    text: string
    icon?: IconDefinition
    loading?: boolean
    color: string
    backgroundColor: string
    onClick?: MouseEventHandler
}

const Button: FC<Props> = ({ text, icon, loading, color, backgroundColor, onClick = noop }) => {
    const isLoading = loading === undefined ? false : loading

    const content = () => (
        <>
            {icon &&
                <span className="button-icon">
                    <FontAwesomeIcon icon={icon} />
                </span>
            }
            <span>{text}</span>
        </>
    )

    return (
        <button style={{ backgroundColor, color }} disabled={loading} onClick={onClick}>
            {isLoading && <FontAwesomeIcon icon={faSpinner} spin />}
            {!isLoading && content()}
        </button>
    )
}

export default Button