import Cookies from 'js-cookie'

const app = {
  state: {
    sidebar: {
      opened: !+Cookies.get('sidebarStatus'),
      withoutAnimation: false
    },
    device: 'desktop',
    mainHeight: 0,
    mainWidth: 0
  },
  mutations: {
    TOGGLE_SIDEBAR: state => {
      if (state.sidebar.opened) {
        Cookies.set('sidebarStatus', 1)
      } else {
        Cookies.set('sidebarStatus', 0)
      }
      state.sidebar.opened = !state.sidebar.opened
      state.sidebar.withoutAnimation = false
      // 左侧菜单栏宽度变化后 重新计算右侧内容区域宽度
      let dif = 0
      if (state.device === 'desktop') {
        dif = state.sidebar.opened ? 180 : 36
      } else {
        dif = 0
      }
      state.mainWidth = window.innerWidth - dif
    },
    CLOSE_SIDEBAR: (state, withoutAnimation) => {
      Cookies.set('sidebarStatus', 1)
      state.sidebar.opened = false
      state.sidebar.withoutAnimation = withoutAnimation
    },
    TOGGLE_DEVICE: (state, device) => {
      state.device = device
      state.mainHeight = window.innerHeight - 50
      // 页面尺寸变化后（页面初始化时） 计算右侧内容区域宽度
      let dif = 0
      if (state.device === 'desktop') {
        dif = state.sidebar.opened ? 180 : 36
      } else {
        dif = 0
      }
      state.mainWidth = window.innerWidth - dif
    }
  },
  actions: {
    ToggleSideBar: ({ commit }) => {
      commit('TOGGLE_SIDEBAR')
    },
    CloseSideBar({ commit }, { withoutAnimation }) {
      commit('CLOSE_SIDEBAR', withoutAnimation)
    },
    ToggleDevice({ commit }, device) {
      commit('TOGGLE_DEVICE', device)
    }
  }
}

export default app