getters.js

export default {
  snackbarShow: state => state.show,
  snackbarColor: state => state.color,
  snackbarText: state => state.text,
  snackbarSubtext: state => state.subText,
  snackbarTimeout: state => state.timeout
}

index.js

import getters from './getters'
import mutations from './mutations'

const state = {
  show: false,
  color: 'error',
  text: 'An error occurred',
  subText: '',
  timeout: 6000
}

export default {
  state,
  getters,
  mutations
}

mutations.js

import * as types from '../../mutation-types'

export default {
  [ types.SET_SNACKBAR_SHOW ] (state, show) {
    state.show = show
  },
  [ types.SET_SNACKBAR_COLOR ] (state, color) {
    state.color = color
  },
  [ types.SET_SNACKBAR_TEXT ] (state, text) {
    state.text = text
  },
  [ types.SET_SNACKBAR_SUBTEXT ] (state, subText) {
    state.subText = subText
  },
  [ types.SET_SNACKBAR_TIMEOUT ] (state, timeout) {
    state.timeout = timeout
  }
}