import { createStore } from 'redux'

const solarSystem = {
	star: 'sun',
    planets: [
		{id: 1, name: 'Mercury'}, 
		{id: 2, name: 'Venus'}, 
		{id: 3, name: 'Earth'},
		{id: 4, name: 'Mars'}
	],
    constellationsVisible: {
        orion: false,
            pegasus: true
    }
}

const reducer = (state = solarSystem, action) => {
	if (action.type === 'ADD_PLANET') {
		return Object.assign({}, state, {
			planets: state.planets.concat(action.payload)
		})
	}
  return state
}

const store = createStore(reducer)

export default store