// TODO refactor better state mangement
const { localStorage } = window
const breadcrumb = {
  state: {
    visible: {
      firstLayer: true,
      secondLayer: false,
      thirdLayer: false,
      fourLayer: false
    },
    data: {
      firstLayer: JSON.parse(localStorage.getItem('firstLayer')),
      secondLayer: JSON.parse(localStorage.getItem('secondLayer')),
      thirdLayer: JSON.parse(localStorage.getItem('thirdLayer')),
      fourLayer: JSON.parse(localStorage.getItem('fourLayer'))
    }
  },
  mutations: {
    SET_VISIBLE: (state, layer) => {
      switch (layer) {
        case 1:
          state.visible = {
            firstLayer: true,
            secondLayer: false,
            thirdLayer: false,
            fourLayer: false
          }
          break
        case 2:
          state.visible = {
            firstLayer: false,
            secondLayer: true,
            thirdLayer: false,
            fourLayer: false
          }
          break
        case 3:
          state.visible = {
            firstLayer: false,
            secondLayer: false,
            thirdLayer: true,
            fourLayer: false
          }
          break
        case 4:
          state.visible = {
            firstLayer: false,
            secondLayer: false,
            thirdLayer: false,
            fourLayer: true
          }
          break
      }
    },
    SET_DATA: (state, option) => {
      switch (option.layer) {
        case 1:
          localStorage.setItem('firstLayer', JSON.stringify(option.data))
          break
        case 2:
          localStorage.setItem('secondLayer', JSON.stringify(option.data))
          break
        case 3:
          localStorage.setItem('thirdLayer', JSON.stringify(option.data))
          break
        case 4:
          localStorage.setItem('fourLayer', JSON.stringify(option.data))
          break
      }
    }
  },
  actions: {
    SetVisible({ commit }, layer) {
      commit('SET_VISIBLE', layer)
    },
    SetData({ commit }, option) {
      commit('SET_DATA', option)
    }
  }
}

export default breadcrumb