前端ifswitch

switch (deviceType) {
        case DEVICE_TYPE.DESKTOP:
          $store.commit('TOGGLE_DEVICE', 'desktop')
          $store.dispatch('setSidebar', true)
          break
        case DEVICE_TYPE.TABLET:
          $store.commit('TOGGLE_DEVICE', 'tablet')
          $store.dispatch('setSidebar', false)
          break
        case DEVICE_TYPE.MOBILE:
        default:
          $store.commit('TOGGLE_DEVICE', 'mobile')
          $store.dispatch('setSidebar', true)
          break
      }