Merge pull request #3866 from influxdata/fix/hosts-dashboard-header

Fix hosts links rendering

ui/src/dashboards/apis/index.ts

@@ -1,7 +1,18 @@
 import AJAX from 'src/utils/ajax'
 
+import {
+  linksFromDashboards,
+  updateActiveDashboardLink,
+} from 'src/dashboards/utils/dashboardSwitcherLinks'
+
 import {AxiosResponse} from 'axios'
-import {DashboardsResponse, GetDashboards} from 'src/types/apis/dashboards'
+import {
+  DashboardsResponse,
+  GetDashboards,
+  LoadLinksOptions,
+} from 'src/types/apis/dashboards'
+import {DashboardSwitcherLinks} from 'src/types/dashboards'
+import {Source} from 'src/types/sources'
 
 export const getDashboards: GetDashboards = () => {
   return AJAX<DashboardsResponse>({
@@ -10,6 +21,20 @@ export const getDashboards: GetDashboards = () => {
   }) as Promise<AxiosResponse<DashboardsResponse>>
 }
 
+export const loadDashboardLinks = async (
+  source: Source,
+  {activeDashboard, dashboardsAJAX = getDashboards}: LoadLinksOptions
+): Promise<DashboardSwitcherLinks> => {
+  const {
+    data: {dashboards},
+  } = await dashboardsAJAX()
+
+  const links = linksFromDashboards(dashboards, source)
+  const dashboardLinks = updateActiveDashboardLink(links, activeDashboard)
+
+  return dashboardLinks
+}
+
 export const getDashboard = async dashboardID => {
   try {
     return await AJAX({

ui/src/dashboards/constants/dashboardHeader.ts

@@ -0,0 +1,4 @@
+export const EMPTY_LINKS = {
+  links: [],
+  active: null,
+}

ui/src/dashboards/containers/DashboardPage.tsx

@@ -24,7 +24,9 @@ import * as notifyActions from 'src/shared/actions/notifications'
 import idNormalizer, {TYPE_ID} from 'src/normalizers/id'
 import {millisecondTimeRange} from 'src/dashboards/utils/time'
 import {getDeep} from 'src/utils/wrappers'
-import * as dashboardSwitcher from 'src/dashboards/utils/dashboardSwitcherLinks'
+
+// APIs
+import {loadDashboardLinks} from 'src/dashboards/apis'
 
 // Constants
 import {
@@ -34,6 +36,7 @@ import {
   TEMP_VAR_UPPER_DASHBOARD_TIME,
 } from 'src/shared/constants'
 import {FORMAT_INFLUXQL, defaultTimeRange} from 'src/shared/data/timeRanges'
+import {EMPTY_LINKS} from 'src/dashboards/constants/dashboardHeader'
 
 // Types
 import {WithRouterProps} from 'react-router'
@@ -125,7 +128,7 @@ class DashboardPage extends Component<Props, State> {
       selectedCell: null,
       scrollTop: 0,
       windowHeight: window.innerHeight,
-      dashboardLinks: dashboardSwitcher.EMPTY_LINKS,
+      dashboardLinks: EMPTY_LINKS,
     }
   }
 
@@ -497,14 +500,10 @@ class DashboardPage extends Component<Props, State> {
   }
 
   private getDashboardLinks = async (): Promise<void> => {
-    const {source, dashboard} = this.props
+    const {source, dashboard: activeDashboard} = this.props
 
     try {
-      const links = await dashboardSwitcher.loadDashboardLinks(source)
-      const dashboardLinks = dashboardSwitcher.updateActiveDashboardLink(
-        links,
-        dashboard
-      )
+      const dashboardLinks = await loadDashboardLinks(source, {activeDashboard})
 
       this.setState({
         dashboardLinks,

ui/src/dashboards/utils/dashboardSwitcherLinks.ts

@@ -1,6 +1,3 @@
-import {getDashboards} from 'src/dashboards/apis'
-
-import {GetDashboards} from 'src/types/apis/dashboards'
 import {Source} from 'src/types/sources'
 import {Dashboard, DashboardSwitcherLinks} from 'src/types/dashboards'
 
@@ -9,18 +6,7 @@ export const EMPTY_LINKS = {
   active: null,
 }
 
-export const loadDashboardLinks = async (
-  source: Source,
-  dashboardsAJAX: GetDashboards = getDashboards
-): Promise<DashboardSwitcherLinks> => {
-  const {
-    data: {dashboards},
-  } = await dashboardsAJAX()
-
-  return linksFromDashboards(dashboards, source)
-}
-
-const linksFromDashboards = (
+export const linksFromDashboards = (
   dashboards: Dashboard[],
   source: Source
 ): DashboardSwitcherLinks => {

ui/src/hosts/apis/index.js

@@ -1,6 +1,10 @@
 import {proxy} from 'utils/queryUrlGenerator'
 import replaceTemplate from 'src/tempVars/utils/replace'
 import AJAX from 'utils/ajax'
+import {
+  linksFromHosts,
+  updateActiveHostLink,
+} from 'src/hosts/utils/hostsSwitcherLinks'
 import _ from 'lodash'
 
 export const getCpuAndLoadForHosts = (
@@ -95,7 +99,12 @@ export const getCpuAndLoadForHosts = (
   })
 }
 
-export async function getAllHosts(proxyLink, telegrafDB) {
+async function getAllHosts(source) {
+  const {
+    telegrafDB,
+    links: {proxy: proxyLink},
+  } = source
+
   try {
     const resp = await proxy({
       source: proxyLink,
@@ -122,6 +131,16 @@ export async function getAllHosts(proxyLink, telegrafDB) {
   }
 }
 
+export const loadHostsLinks = async (
+  source,
+  {activeHost = {}, getHostNamesAJAX = getAllHosts} = {}
+) => {
+  const hostNames = await getHostNamesAJAX(source)
+  const allLinks = linksFromHosts(hostNames, source)
+
+  return updateActiveHostLink(allLinks, activeHost)
+}
+
 export const getLayouts = () =>
   AJAX({
     method: 'GET',

ui/src/hosts/containers/HostPage.js

@@ -1,7 +1,6 @@
 import React, {Component} from 'react'
 import PropTypes from 'prop-types'
 import {connect} from 'react-redux'
-import _ from 'lodash'
 import classnames from 'classnames'
 
 import LayoutRenderer from 'shared/components/LayoutRenderer'
@@ -15,8 +14,9 @@ import {
   getLayouts,
   getAppsForHost,
   getMeasurementsForHost,
-  getAllHosts,
+  loadHostsLinks,
 } from 'src/hosts/apis'
+import {EMPTY_LINKS} from 'src/dashboards/constants/dashboardHeader'
 
 import {setAutoRefresh, delayEnablePresentationMode} from 'shared/actions/app'
 import {ErrorHandling} from 'src/shared/decorators/errors'
@@ -27,7 +27,7 @@ class HostPage extends Component {
     super(props)
     this.state = {
       layouts: [],
-      hosts: {},
+      hostLinks: EMPTY_LINKS,
       timeRange: timeRanges.find(tr => tr.lower === 'now() - 1h'),
       dygraphs: [],
     }
@@ -36,7 +36,6 @@ class HostPage extends Component {
   async fetchHostsAndMeasurements(layouts) {
     const {source, params} = this.props
 
-    const hosts = await getAllHosts(source.links.proxy, source.telegraf)
     const host = await getAppsForHost(
       source.links.proxy,
       params.hostID,
@@ -46,7 +45,7 @@ class HostPage extends Component {
 
     const measurements = await getMeasurementsForHost(source, params.hostID)
 
-    return {host, hosts, measurements}
+    return {host, measurements}
   }
 
   async componentDidMount() {
@@ -56,9 +55,7 @@ class HostPage extends Component {
     const {location} = this.props
 
     // fetching layouts and mappings can be done at the same time
-    const {hosts, host, measurements} = await this.fetchHostsAndMeasurements(
-      layouts
-    )
+    const {host, measurements} = await this.fetchHostsAndMeasurements(layouts)
 
     const focusedApp = location.query.app
 
@@ -74,15 +71,9 @@ class HostPage extends Component {
       )
     })
 
-    // only display hosts in the list if they match the current app
-    let filteredHosts = hosts
-    if (focusedApp) {
-      filteredHosts = _.pickBy(hosts, (val, __, ___) => {
-        return _.get(val, 'apps', []).includes(focusedApp)
-      })
-    }
+    const hostLinks = await this.getHostLinks()
 
-    this.setState({layouts: filteredLayouts, hosts: filteredHosts}) // eslint-disable-line react/no-did-mount-set-state
+    this.setState({layouts: filteredLayouts, hostLinks}) // eslint-disable-line react/no-did-mount-set-state
   }
 
   handleChooseTimeRange = ({lower, upper}) => {
@@ -173,7 +164,7 @@ class HostPage extends Component {
       handleChooseAutoRefresh,
       handleClickPresentationButton,
     } = this.props
-    const {timeRange} = this.state
+    const {timeRange, hostLinks} = this.state
 
     return (
       <div className="page">
@@ -186,8 +177,7 @@ class HostPage extends Component {
           handleChooseAutoRefresh={handleChooseAutoRefresh}
           handleChooseTimeRange={this.handleChooseTimeRange}
           handleClickPresentationButton={handleClickPresentationButton}
-          dashboardLinks={this.dashboardLinks}
-          activeDashboardLink={this.activeDashboardLink}
+          dashboardLinks={hostLinks}
         />
         <FancyScrollbar
           className={classnames({
@@ -203,30 +193,16 @@ class HostPage extends Component {
     )
   }
 
-  get dashboardLinks() {
-    const {
-      params: {sourceID},
-    } = this.props
-    const {hosts} = this.state
-
-    if (!sourceID || !hosts) {
-      return []
-    }
-
-    return Object.values(hosts).map(({name}) => ({
-      key: name,
-      text: name,
-      to: `/sources/${sourceID}/hosts/${name}`,
-    }))
-  }
-
-  get activeDashboardLink() {
+  getHostLinks = async () => {
     const {
+      source,
       params: {hostID},
     } = this.props
-    const {dashboardLinks} = this
 
-    return dashboardLinks.find(d => d.key === hostID)
+    const activeHost = {name: hostID}
+    const links = await loadHostsLinks(source, {activeHost})
+
+    return links
   }
 }
 

ui/src/hosts/utils/hostsSwitcherLinks.ts

@@ -0,0 +1,32 @@
+import {Source} from 'src/types/sources'
+import {HostNames, HostName} from 'src/types/hosts'
+import {DashboardSwitcherLinks} from 'src/types/dashboards'
+
+export const EMPTY_LINKS = {
+  links: [],
+  active: null,
+}
+
+export const linksFromHosts = (
+  hostNames: HostNames,
+  source: Source
+): DashboardSwitcherLinks => {
+  const links = Object.values(hostNames).map(h => {
+    return {
+      key: h.name,
+      text: h.name,
+      to: `/sources/${source.id}/hosts/${h.name}`,
+    }
+  })
+
+  return {links, active: null}
+}
+
+export const updateActiveHostLink = (
+  hostLinks: DashboardSwitcherLinks,
+  host: HostName
+): DashboardSwitcherLinks => {
+  const active = hostLinks.links.find(link => link.key === host.name)
+
+  return {...hostLinks, active}
+}

ui/src/types/apis/dashboards.ts

@@ -6,3 +6,7 @@ export interface DashboardsResponse {
 }
 
 export type GetDashboards = () => Promise<AxiosResponse<DashboardsResponse>>
+export interface LoadLinksOptions {
+  activeDashboard: Dashboard
+  dashboardsAJAX?: GetDashboards
+}

ui/src/types/hosts.ts

@@ -0,0 +1,7 @@
+export interface HostNames {
+  [index: string]: HostName
+}
+
+export interface HostName {
+  name: string
+}

ui/test/dashboards/apis/loadDashboardLinks.test.ts

@@ -0,0 +1,76 @@
+import {loadDashboardLinks} from 'src/dashboards/apis'
+import {dashboard, source} from 'test/resources'
+
+describe('dashboards.apis.loadDashboardLinks', () => {
+  const socure = {...source, id: '897'}
+
+  const activeDashboard = {
+    ...dashboard,
+    id: 9001,
+    name: 'Low Dash',
+  }
+
+  const dashboards = [
+    {
+      ...dashboard,
+      id: 123,
+      name: 'Test Dashboard',
+    },
+    activeDashboard,
+    {
+      ...dashboard,
+      id: 2282,
+      name: 'Sample Dash',
+    },
+  ]
+
+  const data = {
+    dashboards,
+  }
+
+  const axiosResponse = {
+    data,
+    status: 200,
+    statusText: 'Okay',
+    headers: null,
+    config: null,
+  }
+
+  const getDashboards = async () => axiosResponse
+
+  const options = {
+    activeDashboard,
+    dashboardsAJAX: getDashboards,
+  }
+
+  it('can load dashboard links for source', async () => {
+    const actualLinks = await loadDashboardLinks(socure, options)
+
+    const expectedLinks = {
+      links: [
+        {
+          key: '123',
+          text: 'Test Dashboard',
+          to: '/sources/897/dashboards/123',
+        },
+        {
+          key: '9001',
+          text: 'Low Dash',
+          to: '/sources/897/dashboards/9001',
+        },
+        {
+          key: '2282',
+          text: 'Sample Dash',
+          to: '/sources/897/dashboards/2282',
+        },
+      ],
+      active: {
+        key: '9001',
+        text: 'Low Dash',
+        to: '/sources/897/dashboards/9001',
+      },
+    }
+
+    expect(actualLinks).toEqual(expectedLinks)
+  })
+})

ui/test/dashboards/utils/dashboardSwitcherLinks.test.ts

@@ -1,11 +1,11 @@
 import {
-  loadDashboardLinks,
+  linksFromDashboards,
   updateActiveDashboardLink,
 } from 'src/dashboards/utils/dashboardSwitcherLinks'
 import {dashboard, source} from 'test/resources'
 
 describe('dashboards.utils.dashboardSwitcherLinks', () => {
-  describe('loadDashboardLinks', () => {
+  describe('linksFromDashboards', () => {
     const socure = {...source, id: '897'}
 
     const dashboards = [
@@ -16,22 +16,8 @@ describe('dashboards.utils.dashboardSwitcherLinks', () => {
       },
     ]
 
-    const data = {
-      dashboards,
-    }
-
-    const axiosResponse = {
-      data,
-      status: 200,
-      statusText: 'Okay',
-      headers: null,
-      config: null,
-    }
-
-    const getDashboards = async () => axiosResponse
-
-    it('can load dashboard links for source', async () => {
-      const actualLinks = await loadDashboardLinks(socure, getDashboards)
+    it('can build dashboard links for source', () => {
+      const actualLinks = linksFromDashboards(dashboards, socure)
 
       const expectedLinks = {
         links: [

ui/test/hosts/apis/loadHostLinks.test.ts

@@ -0,0 +1,61 @@
+import {loadHostsLinks} from 'src/hosts/apis'
+import {source} from 'test/resources'
+
+import {HostNames} from 'src/types/hosts'
+import {DashboardSwitcherLinks} from 'src/types/dashboards'
+
+describe('hosts.apis.loadHostLinks', () => {
+  const socure = {...source, id: '897'}
+
+  const hostNames: HostNames = {
+    'zelda.local': {
+      name: 'zelda.local',
+    },
+    'gannon.local': {
+      name: 'gannon.local',
+    },
+    'korok.local': {
+      name: 'korok.local',
+    },
+  }
+
+  const hostNamesAJAX = async () => hostNames
+
+  const options = {
+    activeHost: {
+      name: 'korok.local',
+    },
+    getHostNamesAJAX: hostNamesAJAX,
+  }
+
+  it('can load the host links', async () => {
+    const hostLinks = await loadHostsLinks(socure, options)
+
+    const expectedLinks: DashboardSwitcherLinks = {
+      active: {
+        key: 'korok.local',
+        text: 'korok.local',
+        to: '/sources/897/hosts/korok.local',
+      },
+      links: [
+        {
+          key: 'zelda.local',
+          text: 'zelda.local',
+          to: '/sources/897/hosts/zelda.local',
+        },
+        {
+          key: 'gannon.local',
+          text: 'gannon.local',
+          to: '/sources/897/hosts/gannon.local',
+        },
+        {
+          key: 'korok.local',
+          text: 'korok.local',
+          to: '/sources/897/hosts/korok.local',
+        },
+      ],
+    }
+
+    expect(hostLinks).toEqual(expectedLinks)
+  })
+})

ui/test/hosts/utils/hostsSwitcherLinks.test.ts

@@ -0,0 +1,80 @@
+import {
+  updateActiveHostLink,
+  linksFromHosts,
+} from 'src/hosts/utils/hostsSwitcherLinks'
+import {source} from 'test/resources'
+import {HostNames} from 'src/types/hosts'
+
+describe('hosts.utils.hostSwitcherLinks', () => {
+  describe('linksFromHosts', () => {
+    const socure = {...source, id: '897'}
+
+    const hostNames: HostNames = {
+      'zelda.local': {
+        name: 'zelda.local',
+      },
+      'gannon.local': {
+        name: 'gannon.local',
+      },
+    }
+
+    it('can build host links for a given source', () => {
+      const actualLinks = linksFromHosts(hostNames, socure)
+
+      const expectedLinks = {
+        links: [
+          {
+            key: 'zelda.local',
+            text: 'zelda.local',
+            to: '/sources/897/hosts/zelda.local',
+          },
+          {
+            key: 'gannon.local',
+            text: 'gannon.local',
+            to: '/sources/897/hosts/gannon.local',
+          },
+        ],
+        active: null,
+      }
+
+      expect(actualLinks).toEqual(expectedLinks)
+    })
+  })
+
+  describe('updateActiveHostLink', () => {
+    const link1 = {
+      key: 'korok.local',
+      text: 'korok.local',
+      to: '/sources/897/hosts/korok.local',
+    }
+
+    const link2 = {
+      key: 'deku.local',
+      text: 'deku.local',
+      to: '/sources/897/hosts/deku.local',
+    }
+
+    const activeLink = {
+      key: 'robbie.local',
+      text: 'robbie.local',
+      to: '/sources/897/hosts/robbie.local',
+    }
+
+    const activeHostName = {
+      name: 'robbie.local',
+    }
+
+    const links = [link1, activeLink, link2]
+
+    it('can set the active host link', () => {
+      const loadedLinks = {
+        links,
+        active: null,
+      }
+      const actualLinks = updateActiveHostLink(loadedLinks, activeHostName)
+      const expectedLinks = {links, active: activeLink}
+
+      expect(actualLinks).toEqual(expectedLinks)
+    })
+  })
+})