async function fetchDashboard(
  args: InitDashboardArgs,
  dispatch: ThunkDispatch,
  getState: () => StoreState
): Promise<DashboardDTO | null> {
  try {
    switch (args.routeInfo) {
      case DashboardRouteInfo.Home: {
        // load home dash
        const dashDTO: DashboardDTO = await getBackendSrv().get('/api/dashboards/home');

        // if user specified a custom home dashboard redirect to that
        if (dashDTO.redirectUri) {
          const newUrl = locationUtil.stripBaseFromUrl(dashDTO.redirectUri);
          dispatch(updateLocation({ path: newUrl, replace: true }));
          return null;
        }

        // disable some actions on the default home dashboard
        dashDTO.meta.canSave = false;
        dashDTO.meta.canShare = false;
        dashDTO.meta.canStar = false;
        return dashDTO;
      }
      case DashboardRouteInfo.Normal: {
        // for old db routes we redirect
        if (args.urlType === 'db') {
          redirectToNewUrl(args.urlSlug, dispatch, getState().location.path);
          return null;
        }

        const loaderSrv: DashboardLoaderSrv = args.$injector.get('dashboardLoaderSrv');
        const dashDTO: DashboardDTO = await loaderSrv.loadDashboard(args.urlType, args.urlSlug, args.urlUid);

        if (args.fixUrl && dashDTO.meta.url) {
          // check if the current url is correct (might be old slug)
          const dashboardUrl = locationUtil.stripBaseFromUrl(dashDTO.meta.url);
          const currentPath = getState().location.path;

          if (dashboardUrl !== currentPath) {
            // replace url to not create additional history items and then return so that initDashboard below isn't executed multiple times.
            dispatch(updateLocation({ path: dashboardUrl, partial: true, replace: true }));
            return null;
          }
        }
        return dashDTO;
      }
      case DashboardRouteInfo.New: {
        return getNewDashboardModelData(args.urlFolderId);
      }
      default:
        throw { message: 'Unknown route ' + args.routeInfo };
    }
  } catch (err) {
    dispatch(dashboardInitFailed({ message: 'Failed to fetch dashboard', error: err }));
    console.log(err);
    return null;
  }
}

  return (dispatch, getState) => {
    const { left, right, split } = getState().explore;
    const urlStates: { [index: string]: string } = {};
    const leftUrlState: ExploreUrlState = {
      datasource: left.datasourceInstance.name,
      queries: left.queries.map(clearQueryKeys),
      range: toRawTimeRange(left.range),
      ui: {
        showingGraph: left.showingGraph,
        showingLogs: left.showingLogs,
        showingTable: left.showingTable,
        dedupStrategy: left.dedupStrategy,
      },
    };
    urlStates.left = serializeStateToUrlParam(leftUrlState, true);
    if (split) {
      const rightUrlState: ExploreUrlState = {
        datasource: right.datasourceInstance.name,
        queries: right.queries.map(clearQueryKeys),
        range: toRawTimeRange(right.range),
        ui: {
          showingGraph: right.showingGraph,
          showingLogs: right.showingLogs,
          showingTable: right.showingTable,
          dedupStrategy: right.dedupStrategy,
        },
      };

      urlStates.right = serializeStateToUrlParam(rightUrlState, true);
    }

    dispatch(updateLocation({ query: urlStates }));
  };

 this.$rootScope.$on('$routeChangeSuccess', (evt, data) => {
   store.dispatch(
     updateLocation({
       path: this.$location.path(),
       query: this.$location.search(),
       routeParams: this.$route.current.params,
     })
   );
 });

  return async dispatch => {
    const res = await getBackendSrv().put(`/api/folders/${folder.uid}`, {
      title: folder.title,
      version: folder.version,
    });

    // this should be redux action at some point
    appEvents.emit('alert-success', ['Folder saved']);

    dispatch(updateLocation({ path: `${res.url}/settings` }));
  };

 const onViewPanel = () => {
   store.dispatch(
     updateLocation({
       query: {
         panelId: panel.id,
         edit: false,
         fullscreen: true,
       },
       partial: true,
     })
   );
 };

async function redirectToNewUrl(slug: string, dispatch: ThunkDispatch, currentPath: string) {
  const res = await getBackendSrv().getDashboardBySlug(slug);

  if (res) {
    let newUrl = res.meta.url;

    // fix solo route urls
    if (currentPath.indexOf('dashboard-solo') !== -1) {
      newUrl = newUrl.replace('/d/', '/d-solo/');
    }

    const url = locationUtil.stripBaseFromUrl(newUrl);
    dispatch(updateLocation({ path: url, partial: true, replace: true }));
  }
}

  return async (dispatch, getStore) => {
    await dispatch(loadDataSources());

    const dataSources = getStore().dataSources.dataSources;

    const newInstance = {
      name: plugin.name,
      type: plugin.id,
      access: 'proxy',
      isDefault: dataSources.length === 0,
    };

    if (nameExits(dataSources, newInstance.name)) {
      newInstance.name = findNewName(dataSources, newInstance.name);
    }

    const result = await getBackendSrv().post('/api/datasources', newInstance);
    dispatch(updateLocation({ path: `/datasources/edit/${result.id}` }));
  };