const createAudio = sources => { const audio = new Audio(); sources.forEach(({ type, src }) => { const source = document.createElement('source'); source.type = type; source.src = src; audio.appendChild(source); }); return audio; }; const play = audio => { if (!audio.paused) { audio.pause(); if (typeof audio.fastSeek === 'function') { audio.fastSeek(0); } else { audio.seek(0); } } audio.play(); }; export default function soundsMiddleware() { const soundCache = { boop: createAudio([ { src: '/sounds/boop.ogg', type: 'audio/ogg', }, { src: '/sounds/boop.mp3', type: 'audio/mpeg', }, ]), }; return () => next => action => { if (action.meta && action.meta.sound && soundCache[action.meta.sound]) { play(soundCache[action.meta.sound]); } return next(action); }; };