Add UX for Mongo indexing experiment (#368)

Co-authored-by: Tim Sander <tisande@microsoft.com>

src/Common/Constants.ts

@@ -132,6 +132,7 @@ export class Features {
 export class Flights {
   public static readonly SettingsV2 = "settingsv2";
   public static readonly MongoIndexEditor = "mongoindexeditor";
+  public static readonly MongoIndexing = "mongoindexing";
 }
 
 export class AfecFeatures {

src/Explorer/Controls/Settings/__snapshots__/SettingsComponent.test.tsx.snap

@@ -954,6 +954,7 @@ exports[`SettingsComponent renders 1`] = `
                 "isHostedDataExplorerEnabled": [Function],
                 "isLeftPaneExpanded": [Function],
                 "isLinkInjectionEnabled": [Function],
+                "isMongoIndexingEnabled": [Function],
                 "isNotebookEnabled": [Function],
                 "isNotebooksEnabledForAccount": [Function],
                 "isNotificationConsoleExpanded": [Function],
@@ -2229,6 +2230,7 @@ exports[`SettingsComponent renders 1`] = `
               "isHostedDataExplorerEnabled": [Function],
               "isLeftPaneExpanded": [Function],
               "isLinkInjectionEnabled": [Function],
+              "isMongoIndexingEnabled": [Function],
               "isNotebookEnabled": [Function],
               "isNotebooksEnabledForAccount": [Function],
               "isNotificationConsoleExpanded": [Function],
@@ -3517,6 +3519,7 @@ exports[`SettingsComponent renders 1`] = `
                 "isHostedDataExplorerEnabled": [Function],
                 "isLeftPaneExpanded": [Function],
                 "isLinkInjectionEnabled": [Function],
+                "isMongoIndexingEnabled": [Function],
                 "isNotebookEnabled": [Function],
                 "isNotebooksEnabledForAccount": [Function],
                 "isNotificationConsoleExpanded": [Function],
@@ -4792,6 +4795,7 @@ exports[`SettingsComponent renders 1`] = `
               "isHostedDataExplorerEnabled": [Function],
               "isLeftPaneExpanded": [Function],
               "isLinkInjectionEnabled": [Function],
+              "isMongoIndexingEnabled": [Function],
               "isNotebookEnabled": [Function],
               "isNotebooksEnabledForAccount": [Function],
               "isNotificationConsoleExpanded": [Function],

src/Explorer/Explorer.ts

@@ -207,6 +207,7 @@ export default class Explorer {
   public isCopyNotebookPaneEnabled: ko.Observable<boolean>;
   public isHostedDataExplorerEnabled: ko.Computed<boolean>;
   public isRightPanelV2Enabled: ko.Computed<boolean>;
+  public isMongoIndexingEnabled: ko.Observable<boolean>;
   public canExceedMaximumValue: ko.Computed<boolean>;
 
   public shouldShowShareDialogContents: ko.Observable<boolean>;
@@ -402,6 +403,7 @@ export default class Explorer {
       this.isFeatureEnabled(Constants.Features.enableLinkInjection)
     );
     this.isGitHubPaneEnabled = ko.observable<boolean>(false);
+    this.isMongoIndexingEnabled = ko.observable<boolean>(false);
     this.isPublishNotebookPaneEnabled = ko.observable<boolean>(false);
     this.isCopyNotebookPaneEnabled = ko.observable<boolean>(false);
 
@@ -1896,6 +1898,9 @@ export default class Explorer {
     if (!flights) {
       return;
     }
+    if (flights.indexOf(Constants.Flights.MongoIndexing) !== -1) {
+      this.isMongoIndexingEnabled(true);
+    }
   }
 
   public findSelectedCollection(): ViewModels.Collection {

src/Explorer/Panes/AddCollectionPane.ts

@@ -92,7 +92,7 @@ export default class AddCollectionPane extends ContextualPaneBase {
   public freeTierExceedThroughputTooltip: ko.Computed<string>;
   public canConfigureThroughput: ko.PureComputed<boolean>;
   public showUpsellMessage: ko.PureComputed<boolean>;
-  public shouldCreateMongoWildcardIndex: ko.Observable<boolean>;
+  public shouldCreateMongoWildcardIndex: ko.Computed<boolean>;
 
   private _isSynapseLinkEnabled: ko.Computed<boolean>;
 
@@ -654,7 +654,9 @@ export default class AddCollectionPane extends ContextualPaneBase {
       });
     });
 
-    this.shouldCreateMongoWildcardIndex = ko.observable(false);
+    this.shouldCreateMongoWildcardIndex = ko.computed(function() {
+      return this.container.isMongoIndexingEnabled();
+    }, this);
   }
 
   public getSharedThroughputDefault(): boolean {