Add logic in DE to show NPS Survey (#1565)

* Send messages from DE to Portal to display NPS Survey

* Address comments

src/Explorer/Explorer.tsx

@@ -1,5 +1,8 @@
 import { Link } from "@fluentui/react/lib/Link";
 import { isPublicInternetAccessAllowed } from "Common/DatabaseAccountUtility";
+import { sendMessage } from "Common/MessageHandler";
+import { Platform } from "ConfigContext";
+import { MessageTypes } from "Contracts/ExplorerContracts";
 import { IGalleryItem } from "Juno/JunoClient";
 import { allowedNotebookServerUrls, validateEndpoint } from "Utils/EndpointValidation";
 import * as ko from "knockout";
@@ -23,7 +26,7 @@ import { PhoenixClient } from "../Phoenix/PhoenixClient";
 import * as ExplorerSettings from "../Shared/ExplorerSettings";
 import { Action, ActionModifiers } from "../Shared/Telemetry/TelemetryConstants";
 import * as TelemetryProcessor from "../Shared/Telemetry/TelemetryProcessor";
-import { userContext } from "../UserContext";
+import { isAccountNewerThanThresholdInMs, userContext } from "../UserContext";
 import { getCollectionName, getUploadName } from "../Utils/APITypeUtils";
 import { stringToBlob } from "../Utils/BlobUtils";
 import { isCapabilityEnabled } from "../Utils/CapabilityUtils";
@@ -258,6 +261,45 @@ export default class Explorer {
     // TODO: return result
   }
 
+  private getRandomInt(max: number) {
+    return Math.floor(Math.random() * max);
+  }
+
+  public openNPSSurveyDialog(): void {
+    if (!Platform.Portal) {
+      return;
+    }
+
+    const NINETY_DAYS_IN_MS = 7776000000;
+    const ONE_DAY_IN_MS = 86400000;
+    const isAccountNewerThanNinetyDays = isAccountNewerThanThresholdInMs(
+      userContext.databaseAccount?.systemData?.createdAt || "",
+      NINETY_DAYS_IN_MS
+    );
+
+    // Try Cosmos DB subscription - survey shown to random 25% of users at day 1 in Data Explorer.
+    if (userContext.isTryCosmosDBSubscription) {
+      if (
+        isAccountNewerThanThresholdInMs(userContext.databaseAccount?.systemData?.createdAt || "", ONE_DAY_IN_MS) &&
+        this.getRandomInt(100) < 25
+      ) {
+        sendMessage(MessageTypes.DisplayNPSSurvey);
+      }
+    } else {
+      // An existing account is lesser than 90 days old. For existing account show to random 10 % of users in Data Explorer.
+      if (isAccountNewerThanNinetyDays) {
+        if (this.getRandomInt(100) < 10) {
+          sendMessage(MessageTypes.DisplayNPSSurvey);
+        }
+      } else {
+        // An existing account is greater than 90 days. For existing account show to random 25 % of users in Data Explorer.
+        if (this.getRandomInt(100) < 25) {
+          sendMessage(MessageTypes.DisplayNPSSurvey);
+        }
+      }
+    }
+  }
+
   public async refreshDatabaseForResourceToken(): Promise<void> {
     const databaseId = userContext.parsedResourceToken?.databaseId;
     const collectionId = userContext.parsedResourceToken?.collectionId;

src/Explorer/Panes/AddCollectionPanel.tsx

@@ -1425,6 +1425,10 @@ export class AddCollectionPanel extends React.Component<AddCollectionPanelProps,
       this.setState({ isExecuting: false });
       TelemetryProcessor.traceSuccess(Action.CreateCollection, telemetryData, startKey);
       useSidePanel.getState().closeSidePanel();
+      // open NPS Survey Dialog once the collection is created
+      if (userContext.features.enableNPSSurvey) {
+        this.props.explorer.openNPSSurveyDialog();
+      }
     } catch (error) {
       const errorMessage: string = getErrorMessage(error);
       this.setState({ isExecuting: false, errorMessage, showErrorDetails: true });

src/Platform/Hosted/extractFeatures.ts

@@ -36,6 +36,7 @@ export type Features = {
   readonly enableLegacyMongoShellV2Debug: boolean;
   readonly loadLegacyMongoShellFromBE: boolean;
   readonly enableCopilot: boolean;
+  readonly enableNPSSurvey: boolean;
 
   // can be set via both flight and feature flag
   autoscaleDefault: boolean;
@@ -104,6 +105,7 @@ export function extractFeatures(given = new URLSearchParams(window.location.sear
     enableLegacyMongoShellV2Debug: "true" === get("enablelegacymongoshellv2debug"),
     loadLegacyMongoShellFromBE: "true" === get("loadlegacymongoshellfrombe"),
     enableCopilot: "true" === get("enablecopilot"),
+    enableNPSSurvey: "true" === get("enableNPSSurvey"),
   };
 }
 

src/UserContext.ts

@@ -91,7 +91,7 @@ const userContext: UserContext = {
   collectionCreationDefaults: CollectionCreationDefaults,
 };
 
-function isAccountNewerThanThresholdInMs(createdAt: string, threshold: number) {
+export function isAccountNewerThanThresholdInMs(createdAt: string, threshold: number) {
   let createdAtMs: number = Date.parse(createdAt);
   if (isNaN(createdAtMs)) {
     createdAtMs = 0;