frontend/src/components/app/timeline/PlayButtonComponent.js


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import React from 'react'

const PlayButtonComponent = ({
                                 isPlaying,
                                 currentTick,
                                 lastSimulatedTick,
                                 onPlay,
                                 onPause,
                             }) => (
    <div
        className="play-btn"
        onClick={() => {
            if (isPlaying) {
                onPause()
            } else {
                if (currentTick !== lastSimulatedTick) {
                    onPlay()
                }
            }
        }}
    >
        {isPlaying ? (
            <span className="fa fa-pause"/>
        ) : (
            <span className="fa fa-play"/>
        )}
    </div>
)

export default PlayButtonComponent