Add indicators to show selected state in data section

packages/builder/src/builderStore/index.js

@@ -118,3 +118,16 @@ export const selectedAutomation = derived(automationStore, $automationStore => {
     x => x._id === $automationStore.selectedAutomationId
   )
 })
+
+// Derive map of resource IDs to other users.
+// We only ever care about a single user in each resource, so if multiple users
+// share the same datasource we can just overwrite them.
+export const userSelectedResourceMap = derived(userStore, $userStore => {
+  let map = {}
+  $userStore.forEach(user => {
+    if (user.selectedResourceId) {
+      map[user.selectedResourceId] = user
+    }
+  })
+  return map
+})

packages/builder/src/builderStore/store/frontend.js

@@ -38,6 +38,7 @@ import {
 import { makePropSafe as safe } from "@budibase/string-templates"
 import { getComponentFieldOptions } from "helpers/formFields"
 import { createBuilderWebsocket } from "builderStore/websocket"
+import { BuilderSocketEvent } from "@budibase/shared-core"
 
 const INITIAL_FRONTEND_STATE = {
   initialised: false,
@@ -1394,6 +1395,13 @@ export const getFrontendStore = () => {
         })
       },
     },
+    websocket: {
+      selectResource: id => {
+        websocket.emit(BuilderSocketEvent.SelectResource, {
+          resourceId: id,
+        })
+      },
+    },
   }
 
   return store

packages/builder/src/components/backend/DatasourceNavigator/DatasourceNavigator.svelte

@@ -13,6 +13,7 @@
   } from "helpers/data/utils"
   import IntegrationIcon from "./IntegrationIcon.svelte"
   import { TableNames } from "constants"
+  import { userSelectedResourceMap } from "builderStore"
 
   let openDataSources = []
 
@@ -166,6 +167,7 @@
       selected={$isActive("./table/:tableId") &&
         $tables.selected?._id === TableNames.USERS}
       on:click={() => selectTable(TableNames.USERS)}
+      selectedBy={$userSelectedResourceMap[TableNames.USERS]}
     />
     {#each enrichedDataSources as datasource, idx}
       <NavItem
@@ -176,6 +178,7 @@
         withArrow={true}
         on:click={() => selectDatasource(datasource)}
         on:iconClick={() => toggleNode(datasource)}
+        selectedBy={$userSelectedResourceMap[datasource._id]}
       >
         <div class="datasource-icon" slot="icon">
           <IntegrationIcon
@@ -201,6 +204,7 @@
             selected={$isActive("./query/:queryId") &&
               $queries.selectedQueryId === query._id}
             on:click={() => $goto(`./query/${query._id}`)}
+            selectedBy={$userSelectedResourceMap[query._id]}
           >
             <EditQueryPopover {query} />
           </NavItem>

packages/builder/src/components/backend/TableNavigator/TableNavigator.svelte

@@ -5,6 +5,7 @@
   import EditViewPopover from "./popovers/EditViewPopover.svelte"
   import NavItem from "components/common/NavItem.svelte"
   import { goto, isActive } from "@roxi/routify"
+  import { userSelectedResourceMap } from "builderStore"
 
   const alphabetical = (a, b) =>
     a.name?.toLowerCase() > b.name?.toLowerCase() ? 1 : -1
@@ -30,6 +31,7 @@
         selected={$isActive("./table/:tableId") &&
           $tables.selected?._id === table._id}
         on:click={() => selectTable(table._id)}
+        selectedBy={$userSelectedResourceMap[table._id]}
       >
         {#if table._id !== TableNames.USERS}
           <EditTablePopover {table} />
@@ -42,6 +44,7 @@
           text={viewName}
           selected={$isActive("./view") && $views.selected?.name === viewName}
           on:click={() => $goto(`./view/${encodeURIComponent(viewName)}`)}
+          selectedBy={$userSelectedResourceMap[viewName]}
         >
           <EditViewPopover
             view={{ name: viewName, ...table.views[viewName] }}

packages/builder/src/components/common/NavItem.svelte

@@ -1,6 +1,8 @@
 <script>
   import { Icon } from "@budibase/bbui"
   import { createEventDispatcher, getContext } from "svelte"
+  import { helpers } from "@budibase/shared-core"
+  import { UserAvatar } from "@budibase/frontend-core"
 
   export let icon
   export let withArrow = false
@@ -18,12 +20,15 @@
   export let rightAlignIcon = false
   export let id
   export let showTooltip = false
+  export let selectedBy = null
 
   const scrollApi = getContext("scroll")
   const dispatch = createEventDispatcher()
 
   let contentRef
+
   $: selected && contentRef && scrollToView()
+  $: style = getStyle(indentLevel, selectedBy)
 
   const onClick = () => {
     scrollToView()
@@ -42,6 +47,14 @@
     const bounds = contentRef.getBoundingClientRect()
     scrollApi.scrollTo(bounds)
   }
+
+  const getStyle = (indentLevel, selectedBy) => {
+    let style = `padding-left:calc(${indentLevel * 14}px);`
+    if (selectedBy) {
+      style += `--selected-by-color:${helpers.getUserColor(selectedBy)};`
+    }
+    return style
+  }
 </script>
 
 <div
@@ -51,8 +64,7 @@
   class:withActions
   class:scrollable
   class:highlighted
-  style={`padding-left: calc(${indentLevel * 14}px)`}
-  {draggable}
+  class:selectedBy
   on:dragend
   on:dragstart
   on:dragover
@@ -61,6 +73,8 @@
   ondragover="return false"
   ondragenter="return false"
   {id}
+  {style}
+  {draggable}
 >
   <div class="nav-item-content" bind:this={contentRef}>
     {#if withArrow}
@@ -97,6 +111,14 @@
       </div>
     {/if}
   </div>
+  {#if selectedBy}
+    <div class="selected-by-label">{helpers.getUserLabel(selectedBy)}</div>
+  {/if}
+  <!--{#if selectedBy}-->
+  <!--  <div class="avatar">-->
+  <!--    <UserAvatar size="S" user={selectedBy} tooltipDirection="left" />-->
+  <!--  </div>-->
+  <!--{/if}-->
 </div>
 
 <style>
@@ -142,6 +164,37 @@
     padding-left: var(--spacing-l);
   }
 
+  /* Selected user styles */
+  .nav-item.selectedBy:after {
+    content: "";
+    position: absolute;
+    width: calc(100% - 4px);
+    height: 28px;
+    border: 2px solid var(--selected-by-color);
+    left: 0;
+    border-radius: 2px;
+  }
+  .selected-by-label {
+    position: absolute;
+    right: 0;
+    background: var(--selected-by-color);
+    padding: 2px 4px;
+    font-size: 12px;
+    color: white;
+    transform: translateY(calc(1px - 100%));
+    border-top-right-radius: 2px;
+    border-top-left-radius: 2px;
+    pointer-events: none;
+    opacity: 0;
+    transition: opacity 130ms ease-out;
+  }
+  .nav-item.selectedBy:hover .selected-by-label {
+    opacity: 1;
+  }
+  .avatar {
+    align-self: center;
+  }
+
   /* Needed to fully display the actions icon */
   .nav-item.scrollable .nav-item-content {
     padding-right: 1px;

packages/builder/src/pages/builder/app/[application]/data/_layout.svelte

@@ -5,6 +5,8 @@
   import { isActive, goto, redirect } from "@roxi/routify"
   import BetaButton from "./_components/BetaButton.svelte"
   import { datasources } from "stores/backend"
+  import { onDestroy } from "svelte"
+  import { store } from "builderStore"
 
   $: {
     // If we ever don't have any data other than the users table, prompt the
@@ -13,6 +15,10 @@
       $redirect("./new")
     }
   }
+
+  onDestroy(() => {
+    store.actions.websocket.selectResource(null)
+  })
 </script>
 
 <!-- routify:options index=1 -->

packages/builder/src/pages/builder/app/[application]/data/datasource/[datasourceId]/_layout.svelte

@@ -4,6 +4,10 @@
   import { syncURLToState } from "helpers/urlStateSync"
   import * as routify from "@roxi/routify"
   import { onDestroy } from "svelte"
+  import { store } from "builderStore"
+
+  $: datasourceId = $datasources.selectedDatasourceId
+  $: store.actions.websocket.selectResource(datasourceId)
 
   const stopSyncing = syncURLToState({
     urlParam: "datasourceId",

packages/builder/src/pages/builder/app/[application]/data/datasource/bb_internal/index.svelte

@@ -7,9 +7,11 @@
   import { onMount } from "svelte"
   import { BUDIBASE_INTERNAL_DB_ID } from "constants/backend"
   import { TableNames } from "constants"
+  import { store } from "builderStore"
 
   let modal
 
+  $: store.actions.websocket.selectResource(BUDIBASE_INTERNAL_DB_ID)
   $: internalTablesBySourceId = $tables.list.filter(
     table =>
       table.type !== "external" &&

packages/builder/src/pages/builder/app/[application]/data/datasource/datasource_internal_bb_default/index.svelte

@@ -6,8 +6,11 @@
   import { goto } from "@roxi/routify"
   import { DEFAULT_BB_DATASOURCE_ID } from "constants/backend"
   import { onMount } from "svelte"
+  import { store } from "builderStore"
 
   let modal
+
+  $: store.actions.websocket.selectResource(DEFAULT_BB_DATASOURCE_ID)
   $: internalTablesBySourceId = $tables.list.filter(
     table =>
       table.type !== "external" && table.sourceId === DEFAULT_BB_DATASOURCE_ID

packages/builder/src/pages/builder/app/[application]/data/query/[queryId]/_layout.svelte

@@ -3,6 +3,10 @@
   import { syncURLToState } from "helpers/urlStateSync"
   import * as routify from "@roxi/routify"
   import { onDestroy } from "svelte"
+  import { store } from "builderStore"
+
+  $: queryId = $queries.selectedQueryId
+  $: store.actions.websocket.selectResource(queryId)
 
   const stopSyncing = syncURLToState({
     urlParam: "queryId",

packages/builder/src/pages/builder/app/[application]/data/table/[tableId]/_layout.svelte

@@ -3,6 +3,10 @@
   import { tables } from "stores/backend"
   import * as routify from "@roxi/routify"
   import { onDestroy } from "svelte"
+  import { store } from "builderStore"
+
+  $: tableId = $tables.selectedTableId
+  $: store.actions.websocket.selectResource(tableId)
 
   const stopSyncing = syncURLToState({
     urlParam: "tableId",

packages/builder/src/pages/builder/app/[application]/data/view/[viewName]/_layout.svelte

@@ -3,6 +3,10 @@
   import { syncURLToState } from "helpers/urlStateSync"
   import * as routify from "@roxi/routify"
   import { onDestroy } from "svelte"
+  import { store } from "builderStore"
+
+  $: viewName = $views.selectedViewName
+  $: store.actions.websocket.selectResource(viewName)
 
   const stopSyncing = syncURLToState({
     urlParam: "viewName",

packages/server/src/websockets/builder.ts

@@ -13,7 +13,7 @@ import {
 import { gridSocket } from "./index"
 import { clearLock, updateLock } from "../utilities/redis"
 import { Socket } from "socket.io"
-import { BuilderSocketEvent } from "@budibase/shared-core"
+import { BuilderSocketEvent, GridSocketEvent } from "@budibase/shared-core"
 
 export default class BuilderSocket extends BaseSocket {
   constructor(app: Koa, server: http.Server) {
@@ -38,6 +38,11 @@ export default class BuilderSocket extends BaseSocket {
       // Reply with all current sessions
       callback({ users: sessions })
     })
+
+    // Handle users selecting a new cell
+    socket?.on(BuilderSocketEvent.SelectResource, ({ resourceId }) => {
+      this.updateUser(socket, { selectedResourceId: resourceId })
+    })
   }
 
   async onDisconnect(socket: Socket) {

packages/shared-core/src/constants.ts

@@ -88,6 +88,7 @@ export enum BuilderSocketEvent {
   LockTransfer = "LockTransfer",
   ScreenChange = "ScreenChange",
   AppMetadataChange = "AppMetadataChange",
+  SelectResource = "SelectResource",
 }
 
 export const SocketSessionTTL = 60