Prep Schema Analyzer for flighting (#760)

* Prepare for flighting Schema Analyzer

* Rename SchemaAnalyzerComponent -> SchemaAnalyzer

* Only show Schema option if notebooks enabled

src/CellOutputViewer/CellOutputViewer.less

@@ -1,10 +1,15 @@
 .schema-analyzer-cell-outputs {
-  padding:  10px;
+  padding: 10px 2px;
 }
 
+// Mimic FluentUI8's DocumentCard style
 .schema-analyzer-cell-output {
   margin-bottom: 20px;
-  padding: 10px;
+  padding: 14px 20px;
-  border-radius: 2px;
+  border: 1px solid rgb(237, 235, 233);
-  box-shadow: rgba(0, 0, 0, 13%) 0px 1.6px 3.6px 0px, rgba(0, 0, 0, 11%) 0px 0.3px 0.9px 0px;
+}
+
+.schema-analyzer-cell-output:hover {
+  border-color: rgb(200, 198, 196);
+  box-shadow: inset 0 0 0 1px rgb(200, 198, 196)
 }

src/Common/Constants.ts

@@ -94,6 +94,7 @@ export class Flights {
   public static readonly MongoIndexEditor = "mongoindexeditor";
   public static readonly MongoIndexing = "mongoindexing";
   public static readonly AutoscaleTest = "autoscaletest";
+  public static readonly SchemaAnalyzer = "schemaanalyzer";
 }
 
 export class AfecFeatures {

src/Explorer/Explorer.tsx

@@ -163,7 +163,6 @@ export default class Explorer {
   public isMongoIndexingEnabled: ko.Observable<boolean>;
   public canExceedMaximumValue: ko.Computed<boolean>;
   public isAutoscaleDefaultEnabled: ko.Observable<boolean>;
-
   public isSchemaEnabled: ko.Computed<boolean>;
 
   // Notebooks
@@ -1048,6 +1047,9 @@ export default class Explorer {
     if (flights.indexOf(Constants.Flights.MongoIndexing) !== -1) {
       this.isMongoIndexingEnabled(true);
     }
+    if (flights.indexOf(Constants.Flights.SchemaAnalyzer) !== -1) {
+      userContext.features.enableSchemaAnalyzer = true;
+    }
   }
 
   public findSelectedCollection(): ViewModels.Collection {

src/Explorer/Notebook/NotebookComponent/ContentProviders/InMemoryContentProvider.ts

@@ -0,0 +1,108 @@
+import { FileType, IContent, IContentProvider, ServerConfig } from "@nteract/core";
+import { Observable, of } from "rxjs";
+import { AjaxResponse } from "rxjs/ajax";
+import { HttpStatusCodes } from "../../../../Common/Constants";
+import { getErrorMessage } from "../../../../Common/ErrorHandlingUtils";
+import * as Logger from "../../../../Common/Logger";
+
+export interface InMemoryContentProviderParams {
+  [path: string]: { readonly: boolean; content: IContent<FileType> };
+}
+
+// Nteract relies on `errno` property to figure out the kind of failure
+// That's why we need a custom wrapper around Error to include `errno` property
+class InMemoryContentProviderError extends Error {
+  constructor(error: string, public errno: number = InMemoryContentProvider.SelfErrorCode) {
+    super(error);
+  }
+}
+
+export class InMemoryContentProvider implements IContentProvider {
+  public static readonly SelfErrorCode = 666;
+
+  constructor(private params: InMemoryContentProviderParams) {}
+
+  public remove(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "remove");
+  }
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  public get(_config: ServerConfig, uri: string): Observable<AjaxResponse> {
+    const item = this.params[uri];
+    if (item) {
+      return of(this.createSuccessAjaxResponse(HttpStatusCodes.OK, item.content));
+    }
+
+    return this.errorResponse(`${uri} not found`, "get");
+  }
+
+  public update(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "update");
+  }
+
+  public create(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "create");
+  }
+
+  public save<FT extends FileType>(
+    _config: ServerConfig, // eslint-disable-line @typescript-eslint/no-unused-vars
+    uri: string,
+    model: Partial<IContent<FT>>
+  ): Observable<AjaxResponse> {
+    const item = this.params[uri];
+    if (item) {
+      if (!item.readonly) {
+        Object.assign(item.content, model);
+      }
+      return of(this.createSuccessAjaxResponse(HttpStatusCodes.OK, item.content));
+    }
+
+    return this.errorResponse(`${uri} not found`, "save");
+  }
+
+  public listCheckpoints(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "listCheckpoints");
+  }
+
+  public createCheckpoint(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "createCheckpoint");
+  }
+
+  public deleteCheckpoint(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "deleteCheckpoint");
+  }
+
+  public restoreFromCheckpoint(): Observable<AjaxResponse> {
+    return this.errorResponse("Not implemented", "restoreFromCheckpoint");
+  }
+
+  private errorResponse(message: string, functionName: string): Observable<AjaxResponse> {
+    const error = new InMemoryContentProviderError(message);
+    Logger.logError(error.message, `InMemoryContentProvider/${functionName}`, error.errno);
+    return of(this.createErrorAjaxResponse(error));
+  }
+
+  private createSuccessAjaxResponse(status: number, content: IContent<FileType>): AjaxResponse {
+    return {
+      originalEvent: new Event("no-op"),
+      xhr: new XMLHttpRequest(),
+      request: {},
+      status,
+      response: content ? content : undefined,
+      responseText: content ? JSON.stringify(content) : undefined,
+      responseType: "json",
+    };
+  }
+
+  private createErrorAjaxResponse(error: InMemoryContentProviderError): AjaxResponse {
+    return {
+      originalEvent: new Event("no-op"),
+      xhr: new XMLHttpRequest(),
+      request: {},
+      status: error.errno,
+      response: error,
+      responseText: getErrorMessage(error),
+      responseType: "json",
+    };
+  }
+}

src/Explorer/Notebook/NotebookComponent/ContentProviders/InMemoryContentProviderUtils.ts

@@ -0,0 +1,15 @@
+// memory://<path>
+// Custom scheme for in memory content
+export const ContentUriPattern = /memory:\/\/([^/]*)/;
+
+export function fromContentUri(contentUri: string): undefined | string {
+  const matches = contentUri.match(ContentUriPattern);
+  if (matches && matches.length > 1) {
+    return matches[1];
+  }
+  return undefined;
+}
+
+export function toContentUri(path: string): string {
+  return `memory://${path}`;
+}

src/Explorer/Notebook/NotebookComponent/NotebookContentProvider.ts

@@ -1,11 +1,17 @@
-import { ServerConfig, IContentProvider, FileType, IContent, IGetParams } from "@nteract/core";
+import { FileType, IContent, IContentProvider, IGetParams, ServerConfig } from "@nteract/core";
 import { Observable } from "rxjs";
 import { AjaxResponse } from "rxjs/ajax";
 import { GitHubContentProvider } from "../../../GitHub/GitHubContentProvider";
 import * as GitHubUtils from "../../../Utils/GitHubUtils";
+import { InMemoryContentProvider } from "./ContentProviders/InMemoryContentProvider";
+import * as InMemoryContentProviderUtils from "./ContentProviders/InMemoryContentProviderUtils";
 
 export class NotebookContentProvider implements IContentProvider {
-  constructor(private gitHubContentProvider: GitHubContentProvider, private jupyterContentProvider: IContentProvider) {}
+  constructor(
+    private inMemoryContentProvider: InMemoryContentProvider,
+    private gitHubContentProvider: GitHubContentProvider,
+    private jupyterContentProvider: IContentProvider
+  ) {}
 
   public remove(serverConfig: ServerConfig, path: string): Observable<AjaxResponse> {
     return this.getContentProvider(path).remove(serverConfig, path);
@@ -60,6 +66,10 @@ export class NotebookContentProvider implements IContentProvider {
   }
 
   private getContentProvider(path: string): IContentProvider {
+    if (InMemoryContentProviderUtils.fromContentUri(path)) {
+      return this.inMemoryContentProvider;
+    }
+
     if (GitHubUtils.fromContentUri(path)) {
       return this.gitHubContentProvider;
     }

src/Explorer/Notebook/NotebookManager.tsx

@@ -22,13 +22,14 @@ import { getFullName } from "../../Utils/UserUtils";
 import Explorer from "../Explorer";
 import { ContextualPaneBase } from "../Panes/ContextualPaneBase";
 import { CopyNotebookPane } from "../Panes/CopyNotebookPane/CopyNotebookPane";
-// import { GitHubReposPane } from "../Panes/GitHubReposPane";
 import { PublishNotebookPane } from "../Panes/PublishNotebookPane/PublishNotebookPane";
 import { ResourceTreeAdapter } from "../Tree/ResourceTreeAdapter";
+import { InMemoryContentProvider } from "./NotebookComponent/ContentProviders/InMemoryContentProvider";
 import { NotebookContentProvider } from "./NotebookComponent/NotebookContentProvider";
 import { SnapshotRequest } from "./NotebookComponent/types";
 import { NotebookContainerClient } from "./NotebookContainerClient";
 import { NotebookContentClient } from "./NotebookContentClient";
+import { SchemaAnalyzerNotebook } from "./SchemaAnalyzer/SchemaAnalyzerUtils";
 
 type NotebookPaneContent = string | ImmutableNotebook;
 
@@ -50,6 +51,7 @@ export default class NotebookManager {
   public notebookClient: NotebookContainerClient;
   public notebookContentClient: NotebookContentClient;
 
+  private inMemoryContentProvider: InMemoryContentProvider;
   private gitHubContentProvider: GitHubContentProvider;
   public gitHubOAuthService: GitHubOAuthService;
   public gitHubClient: GitHubClient;
@@ -63,12 +65,20 @@ export default class NotebookManager {
     this.gitHubOAuthService = new GitHubOAuthService(this.junoClient);
     this.gitHubClient = new GitHubClient(this.onGitHubClientError);
 
+    this.inMemoryContentProvider = new InMemoryContentProvider({
+      [SchemaAnalyzerNotebook.path]: {
+        readonly: true,
+        content: SchemaAnalyzerNotebook,
+      },
+    });
+
     this.gitHubContentProvider = new GitHubContentProvider({
       gitHubClient: this.gitHubClient,
       promptForCommitMsg: this.promptForCommitMsg,
     });
 
     this.notebookContentProvider = new NotebookContentProvider(
+      this.inMemoryContentProvider,
       this.gitHubContentProvider,
       contents.JupyterContentProvider
     );

src/Explorer/Notebook/SchemaAnalyzer/SchemaAnalyzer.less

@@ -1,4 +1,4 @@
-.schemaAnalyzerComponent {
+.schemaAnalyzer {
   width: 100%;
   height: 100%;
   overflow-y: auto;

src/Explorer/Notebook/SchemaAnalyzer/SchemaAnalyzer.tsx

@@ -1,22 +1,26 @@
-import { FontIcon, PrimaryButton, Spinner, SpinnerSize, Stack, Text, TextField } from "@fluentui/react";
+import { Spinner, SpinnerSize, Stack } from "@fluentui/react";
-import { ImmutableOutput } from "@nteract/commutable";
+import { ImmutableExecuteResult, ImmutableOutput } from "@nteract/commutable";
 import { actions, AppState, ContentRef, KernelRef, selectors } from "@nteract/core";
 import Immutable from "immutable";
 import * as React from "react";
 import { connect } from "react-redux";
 import { Dispatch } from "redux";
+import { Action } from "../../../Shared/Telemetry/TelemetryConstants";
+import { traceFailure, traceStart, traceSuccess } from "../../../Shared/Telemetry/TelemetryProcessor";
 import loadTransform from "../NotebookComponent/loadTransform";
 import SandboxOutputs from "../NotebookRenderer/outputs/SandboxOutputs";
-import "./SchemaAnalyzerComponent.less";
+import "./SchemaAnalyzer.less";
+import { DefaultFilter, DefaultSampleSize, SchemaAnalyzerHeader } from "./SchemaAnalyzerHeader";
+import { SchemaAnalyzerSplashScreen } from "./SchemaAnalyzerSplashScreen";
 
-interface SchemaAnalyzerComponentPureProps {
+interface SchemaAnalyzerPureProps {
   contentRef: ContentRef;
   kernelRef: KernelRef;
   databaseId: string;
   collectionId: string;
 }
 
-interface SchemaAnalyzerComponentDispatchProps {
+interface SchemaAnalyzerDispatchProps {
   runCell: (contentRef: ContentRef, cellId: string) => void;
   addTransform: (transform: React.ComponentType & { MIMETYPE: string }) => void;
   updateCell: (text: string, id: string, contentRef: ContentRef) => void;
@@ -24,25 +28,23 @@ interface SchemaAnalyzerComponentDispatchProps {
 
 type OutputType = "rich" | "json";
 
-interface SchemaAnalyzerComponentState {
+interface SchemaAnalyzerState {
   outputType: OutputType;
-  filter?: string;
   isFiltering: boolean;
+  sampleSize: string;
 }
 
-type SchemaAnalyzerComponentProps = SchemaAnalyzerComponentPureProps &
+type SchemaAnalyzerProps = SchemaAnalyzerPureProps & StateProps & SchemaAnalyzerDispatchProps;
-  StateProps &
-  SchemaAnalyzerComponentDispatchProps;
 
-export class SchemaAnalyzerComponent extends React.Component<
+export class SchemaAnalyzer extends React.Component<SchemaAnalyzerProps, SchemaAnalyzerState> {
-  SchemaAnalyzerComponentProps,
+  private clickAnalyzeTelemetryStartKey: number;
-  SchemaAnalyzerComponentState
+
-> {
+  constructor(props: SchemaAnalyzerProps) {
-  constructor(props: SchemaAnalyzerComponentProps) {
     super(props);
     this.state = {
       outputType: "rich",
       isFiltering: false,
+      sampleSize: DefaultSampleSize,
     };
   }
 
@@ -50,34 +52,59 @@ export class SchemaAnalyzerComponent extends React.Component<
     loadTransform(this.props);
   }
 
-  private onFilterTextFieldChange = (
+  private onAnalyzeButtonClick = (filter: string = DefaultFilter, sampleSize: string = this.state.sampleSize) => {
-    event: React.FormEvent<HTMLInputElement | HTMLTextAreaElement>,
-    newValue?: string
-  ): void => {
-    this.setState({
-      filter: newValue,
-    });
-  };
-
-  private onAnalyzeButtonClick = () => {
     const query = {
       command: "listSchema",
       database: this.props.databaseId,
       collection: this.props.collectionId,
       outputType: this.state.outputType,
-      filter: this.state.filter,
+      filter,
+      sampleSize,
     };
 
-    if (this.state.filter) {
     this.setState({
       isFiltering: true,
     });
-    }
 
     this.props.updateCell(JSON.stringify(query), this.props.firstCellId, this.props.contentRef);
+
+    this.clickAnalyzeTelemetryStartKey = traceStart(Action.SchemaAnalyzerClickAnalyze, {
+      database: this.props.databaseId,
+      collection: this.props.collectionId,
+      sampleSize,
+    });
+
     this.props.runCell(this.props.contentRef, this.props.firstCellId);
   };
 
+  private traceClickAnalyzeComplete = (kernelStatus: string, outputs: Immutable.List<ImmutableOutput>) => {
+    /**
+     * CosmosMongoKernel always returns 1st output as "text/html"
+     * This output can be an error stack or information about how many documents were sampled
+     */
+    let firstTextHtmlOutput: string;
+    if (outputs.size > 0 && outputs.get(0).output_type === "execute_result") {
+      const executeResult = outputs.get(0) as ImmutableExecuteResult;
+      firstTextHtmlOutput = executeResult.data["text/html"];
+    }
+
+    const data = {
+      database: this.props.databaseId,
+      collection: this.props.collectionId,
+      firstTextHtmlOutput,
+      sampleSize: this.state.sampleSize,
+      numOfOutputs: outputs.size,
+      kernelStatus,
+    };
+
+    // Only in cases where CosmosMongoKernel runs into an error we get a single output
+    if (outputs.size === 1) {
+      traceFailure(Action.SchemaAnalyzerClickAnalyze, data, this.clickAnalyzeTelemetryStartKey);
+    } else {
+      traceSuccess(Action.SchemaAnalyzerClickAnalyze, data, this.clickAnalyzeTelemetryStartKey);
+    }
+  };
+
   render(): JSX.Element {
     const { firstCellId: id, contentRef, kernelStatus, outputs } = this.props;
     if (!id) {
@@ -86,31 +113,22 @@ export class SchemaAnalyzerComponent extends React.Component<
 
     const isKernelBusy = kernelStatus === "busy";
     const isKernelIdle = kernelStatus === "idle";
-    const showSchemaOutput = isKernelIdle && outputs.size > 0;
+    const showSchemaOutput = isKernelIdle && outputs?.size > 0;
+
+    if (showSchemaOutput && this.clickAnalyzeTelemetryStartKey) {
+      this.traceClickAnalyzeComplete(kernelStatus, outputs);
+      this.clickAnalyzeTelemetryStartKey = undefined;
+    }
 
     return (
-      <div className="schemaAnalyzerComponent">
+      <div className="schemaAnalyzer">
-        <Stack horizontalAlign="center" tokens={{ childrenGap: 20, padding: 20 }}>
+        <Stack tokens={{ childrenGap: 20, padding: 20 }}>
-          <Stack.Item grow styles={{ root: { display: "contents" } }}>
+          <SchemaAnalyzerHeader
-            <Stack horizontal tokens={{ childrenGap: 20 }} styles={{ root: { width: "100%" } }}>
+            isKernelIdle={isKernelIdle}
-              <Stack.Item grow align="end">
+            isKernelBusy={isKernelBusy}
-                <TextField
+            onSampleSizeUpdated={(sampleSize) => this.setState({ sampleSize })}
-                  value={this.state.filter}
+            onAnalyzeButtonClick={this.onAnalyzeButtonClick}
-                  onChange={this.onFilterTextFieldChange}
-                  label="Filter"
-                  placeholder="{ field: 'value' }"
-                  disabled={!isKernelIdle}
           />
-              </Stack.Item>
-              <Stack.Item align="end">
-                <PrimaryButton
-                  text={isKernelBusy ? "Analyzing..." : "Analyze"}
-                  onClick={this.onAnalyzeButtonClick}
-                  disabled={!isKernelIdle}
-                />
-              </Stack.Item>
-            </Stack>
-          </Stack.Item>
 
           {showSchemaOutput ? (
             <SandboxOutputs
@@ -120,32 +138,13 @@ export class SchemaAnalyzerComponent extends React.Component<
               outputClassName="schema-analyzer-cell-output"
             />
           ) : this.state.isFiltering ? (
-            <Stack.Item>
+            <Spinner styles={{ root: { marginTop: 40 } }} size={SpinnerSize.large} />
-              {isKernelBusy && <Spinner styles={{ root: { marginTop: 40 } }} size={SpinnerSize.large} />}
-            </Stack.Item>
           ) : (
-            <>
+            <SchemaAnalyzerSplashScreen
-              <Stack.Item>
+              isKernelIdle={isKernelIdle}
-                <FontIcon iconName="Chart" style={{ fontSize: 100, color: "#43B1E5", marginTop: 40 }} />
+              isKernelBusy={isKernelBusy}
-              </Stack.Item>
+              onAnalyzeButtonClick={this.onAnalyzeButtonClick}
-              <Stack.Item>
-                <Text variant="xxLarge">Explore your schema</Text>
-              </Stack.Item>
-              <Stack.Item>
-                <Text variant="large">
-                  Quickly visualize your schema to infer the frequency, types and ranges of fields in your data set.
-                </Text>
-              </Stack.Item>
-              <Stack.Item>
-                <PrimaryButton
-                  styles={{ root: { fontSize: 18, padding: 30 } }}
-                  text={isKernelBusy ? "Analyzing..." : "Analyze Schema"}
-                  onClick={this.onAnalyzeButtonClick}
-                  disabled={kernelStatus !== "idle"}
             />
-              </Stack.Item>
-              <Stack.Item>{isKernelBusy && <Spinner size={SpinnerSize.large} />}</Stack.Item>
-            </>
           )}
         </Stack>
       </div>
@@ -229,4 +228,4 @@ const makeMapDispatchToProps = () => {
   return mapDispatchToProps;
 };
 
-export default connect(makeMapStateToProps, makeMapDispatchToProps)(SchemaAnalyzerComponent);
+export default connect(makeMapStateToProps, makeMapDispatchToProps)(SchemaAnalyzer);

src/Explorer/Notebook/SchemaAnalyzer/SchemaAnalyzerAdapter.tsx

@@ -0,0 +1,48 @@
+import { actions, createContentRef, createKernelRef, KernelRef } from "@nteract/core";
+import * as React from "react";
+import { Provider } from "react-redux";
+import { ReactAdapter } from "../../../Bindings/ReactBindingHandler";
+import {
+  NotebookComponentBootstrapper,
+  NotebookComponentBootstrapperOptions,
+} from "../NotebookComponent/NotebookComponentBootstrapper";
+import SchemaAnalyzer from "./SchemaAnalyzer";
+import { SchemaAnalyzerNotebook } from "./SchemaAnalyzerUtils";
+
+export class SchemaAnalyzerAdapter extends NotebookComponentBootstrapper implements ReactAdapter {
+  public parameters: unknown;
+  private kernelRef: KernelRef;
+
+  constructor(options: NotebookComponentBootstrapperOptions, private databaseId: string, private collectionId: string) {
+    super(options);
+
+    if (!this.contentRef) {
+      this.contentRef = createContentRef();
+      this.kernelRef = createKernelRef();
+
+      this.getStore().dispatch(
+        actions.fetchContent({
+          filepath: SchemaAnalyzerNotebook.path,
+          params: {},
+          kernelRef: this.kernelRef,
+          contentRef: this.contentRef,
+        })
+      );
+    }
+  }
+
+  public renderComponent(): JSX.Element {
+    const props = {
+      contentRef: this.contentRef,
+      kernelRef: this.kernelRef,
+      databaseId: this.databaseId,
+      collectionId: this.collectionId,
+    };
+
+    return (
+      <Provider store={this.getStore()}>
+        <SchemaAnalyzer {...props} />;
+      </Provider>
+    );
+  }
+}

src/Explorer/Notebook/SchemaAnalyzer/SchemaAnalyzerHeader.tsx

@@ -0,0 +1,101 @@
+import {
+  DefaultButton,
+  Icon,
+  IRenderFunction,
+  ITextFieldProps,
+  PrimaryButton,
+  Stack,
+  TextField,
+  TooltipHost,
+} from "@fluentui/react";
+import * as React from "react";
+
+type SchemaAnalyzerHeaderProps = {
+  isKernelIdle: boolean;
+  isKernelBusy: boolean;
+  onSampleSizeUpdated: (sampleSize: string) => void;
+  onAnalyzeButtonClick: (filter: string, sampleSize: string) => void;
+};
+
+export const DefaultFilter = "";
+export const DefaultSampleSize = "1000";
+const FilterPlaceholder = "{ field: 'value' }";
+const SampleSizePlaceholder = "1000";
+const MinSampleSize = 1;
+const MaxSampleSize = 5000;
+
+export const SchemaAnalyzerHeader = ({
+  isKernelIdle,
+  isKernelBusy,
+  onSampleSizeUpdated,
+  onAnalyzeButtonClick,
+}: SchemaAnalyzerHeaderProps): JSX.Element => {
+  const [filter, setFilter] = React.useState<string>(DefaultFilter);
+  const [sampleSize, setSampleSize] = React.useState<string>(DefaultSampleSize);
+
+  return (
+    <Stack horizontal tokens={{ childrenGap: 10 }}>
+      <Stack.Item grow>
+        <TextField
+          value={filter}
+          onChange={(event, newValue) => setFilter(newValue)}
+          label="Filter"
+          placeholder={FilterPlaceholder}
+          disabled={!isKernelIdle}
+        />
+      </Stack.Item>
+      <Stack.Item>
+        <TextField
+          value={sampleSize}
+          onChange={(event, newValue) => {
+            const num = Number(newValue);
+            if (!newValue || (num >= MinSampleSize && num <= MaxSampleSize)) {
+              setSampleSize(newValue);
+              onSampleSizeUpdated(newValue);
+            }
+          }}
+          label="Sample size"
+          onRenderLabel={onSampleSizeWrapDefaultLabelRenderer}
+          placeholder={SampleSizePlaceholder}
+          disabled={!isKernelIdle}
+        />
+      </Stack.Item>
+      <Stack.Item align="end">
+        <PrimaryButton
+          text={isKernelBusy ? "Analyzing..." : "Analyze"}
+          onClick={() => {
+            const sampleSizeToUse = sampleSize || DefaultSampleSize;
+            setSampleSize(sampleSizeToUse);
+            onAnalyzeButtonClick(filter, sampleSizeToUse);
+          }}
+          disabled={!isKernelIdle}
+          styles={{ root: { width: 120 } }}
+        />
+      </Stack.Item>
+      <Stack.Item align="end">
+        <DefaultButton
+          text="Reset"
+          disabled={!isKernelIdle}
+          onClick={() => {
+            setFilter(DefaultFilter);
+            setSampleSize(DefaultSampleSize);
+          }}
+        />
+      </Stack.Item>
+    </Stack>
+  );
+};
+
+const onSampleSizeWrapDefaultLabelRenderer = (
+  props: ITextFieldProps,
+  defaultRender: IRenderFunction<ITextFieldProps>
+): JSX.Element => {
+  return (
+    <Stack horizontal verticalAlign="center" tokens={{ childrenGap: 4 }}>
+      <span>{defaultRender(props)}</span>
+      <TooltipHost content={`Number of documents to sample between ${MinSampleSize} and ${MaxSampleSize}`}>
+        <Icon iconName="Info" ariaLabel="Info" />
+      </TooltipHost>
+    </Stack>
+  );
+};

src/Explorer/Notebook/SchemaAnalyzer/SchemaAnalyzerSplashScreen.tsx

@@ -0,0 +1,39 @@
+import { FontIcon, PrimaryButton, Spinner, SpinnerSize, Stack, Text } from "@fluentui/react";
+import * as React from "react";
+
+type SchemaAnalyzerSplashScreenProps = {
+  isKernelIdle: boolean;
+  isKernelBusy: boolean;
+  onAnalyzeButtonClick: () => void;
+};
+
+export const SchemaAnalyzerSplashScreen = ({
+  isKernelIdle,
+  isKernelBusy,
+  onAnalyzeButtonClick,
+}: SchemaAnalyzerSplashScreenProps): JSX.Element => {
+  return (
+    <Stack horizontalAlign="center" tokens={{ childrenGap: 20, padding: 20 }}>
+      <Stack.Item>
+        <FontIcon iconName="Chart" style={{ fontSize: 100, color: "#43B1E5", marginTop: 40 }} />
+      </Stack.Item>
+      <Stack.Item>
+        <Text variant="xxLarge">Explore your schema</Text>
+      </Stack.Item>
+      <Stack.Item>
+        <Text variant="large">
+          Quickly visualize your schema to infer the frequency, types and ranges of fields in your data set.
+        </Text>
+      </Stack.Item>
+      <Stack.Item>
+        <PrimaryButton
+          styles={{ root: { fontSize: 18, padding: 30 } }}
+          text={isKernelBusy ? "Analyzing..." : "Analyze Schema"}
+          onClick={() => onAnalyzeButtonClick()}
+          disabled={!isKernelIdle}
+        />
+      </Stack.Item>
+      <Stack.Item>{isKernelBusy && <Spinner size={SpinnerSize.large} />}</Stack.Item>
+    </Stack>
+  );
+};

src/Explorer/Notebook/SchemaAnalyzer/SchemaAnalyzerUtils.ts

@@ -0,0 +1,44 @@
+import { Notebook } from "@nteract/commutable";
+import { IContent } from "@nteract/types";
+import * as InMemoryContentProviderUtils from "../NotebookComponent/ContentProviders/InMemoryContentProviderUtils";
+
+const notebookName = "schema-analyzer-component-notebook.ipynb";
+const notebookPath = InMemoryContentProviderUtils.toContentUri(notebookName);
+const notebook: Notebook = {
+  cells: [
+    {
+      cell_type: "code",
+      metadata: {},
+      execution_count: 0,
+      outputs: [],
+      source: "",
+    },
+  ],
+  metadata: {
+    kernelspec: {
+      displayName: "Mongo",
+      language: "mongocli",
+      name: "mongo",
+    },
+    language_info: {
+      file_extension: "ipynb",
+      mimetype: "application/json",
+      name: "mongo",
+      version: "1.0",
+    },
+  },
+  nbformat: 4,
+  nbformat_minor: 4,
+};
+
+export const SchemaAnalyzerNotebook: IContent<"notebook"> = {
+  name: notebookName,
+  path: notebookPath,
+  type: "notebook",
+  writable: true,
+  created: "",
+  last_modified: "",
+  mimetype: "application/x-ipynb+json",
+  content: notebook,
+  format: "json",
+};

src/Explorer/Notebook/SchemaAnalyzerComponent/SchemaAnalyzerComponentAdapter.tsx

@@ -1,88 +0,0 @@
-import { Notebook } from "@nteract/commutable";
-import { actions, createContentRef, createKernelRef, IContent, KernelRef } from "@nteract/core";
-import * as React from "react";
-import { Provider } from "react-redux";
-import { ReactAdapter } from "../../../Bindings/ReactBindingHandler";
-import {
-  NotebookComponentBootstrapper,
-  NotebookComponentBootstrapperOptions,
-} from "../NotebookComponent/NotebookComponentBootstrapper";
-import SchemaAnalyzerComponent from "./SchemaAnalyzerComponent";
-
-export class SchemaAnalyzerComponentAdapter extends NotebookComponentBootstrapper implements ReactAdapter {
-  public parameters: unknown;
-  private kernelRef: KernelRef;
-
-  constructor(options: NotebookComponentBootstrapperOptions, private databaseId: string, private collectionId: string) {
-    super(options);
-
-    if (!this.contentRef) {
-      this.contentRef = createContentRef();
-      this.kernelRef = createKernelRef();
-
-      const notebook: Notebook = {
-        cells: [
-          {
-            cell_type: "code",
-            metadata: {},
-            execution_count: 0,
-            outputs: [],
-            source: "",
-          },
-        ],
-        metadata: {
-          kernelspec: {
-            displayName: "Mongo",
-            language: "mongocli",
-            name: "mongo",
-          },
-          language_info: {
-            file_extension: "ipynb",
-            mimetype: "application/json",
-            name: "mongo",
-            version: "1.0",
-          },
-        },
-        nbformat: 4,
-        nbformat_minor: 4,
-      };
-
-      const model: IContent<"notebook"> = {
-        name: "schema-analyzer-component-notebook.ipynb",
-        path: "schema-analyzer-component-notebook.ipynb",
-        type: "notebook",
-        writable: true,
-        created: "",
-        last_modified: "",
-        mimetype: "application/x-ipynb+json",
-        content: notebook,
-        format: "json",
-      };
-
-      // Request fetching notebook content
-      this.getStore().dispatch(
-        actions.fetchContentFulfilled({
-          filepath: model.path,
-          model,
-          kernelRef: this.kernelRef,
-          contentRef: this.contentRef,
-        })
-      );
-    }
-  }
-
-  public renderComponent(): JSX.Element {
-    const props = {
-      contentRef: this.contentRef,
-      kernelRef: this.kernelRef,
-      databaseId: this.databaseId,
-      collectionId: this.collectionId,
-    };
-
-    return (
-      <Provider store={this.getStore()}>
-        <SchemaAnalyzerComponent {...props} />;
-      </Provider>
-    );
-  }
-}

src/Explorer/Tabs/SchemaAnalyzerTab.ts

@@ -1,13 +1,16 @@
-import { SchemaAnalyzerComponentAdapter } from "../Notebook/SchemaAnalyzerComponent/SchemaAnalyzerComponentAdapter";
+import * as Constants from "../../Common/Constants";
+import { Action } from "../../Shared/Telemetry/TelemetryConstants";
+import { traceSuccess } from "../../Shared/Telemetry/TelemetryProcessor";
+import { SchemaAnalyzerAdapter } from "../Notebook/SchemaAnalyzer/SchemaAnalyzerAdapter";
 import NotebookTabBase, { NotebookTabBaseOptions } from "./NotebookTabBase";
 
 export default class SchemaAnalyzerTab extends NotebookTabBase {
-  public readonly html = '<div data-bind="react:schemaAnalyzerComponentAdapter" style="height: 100%"></div>';
+  public readonly html = '<div data-bind="react:schemaAnalyzerAdapter" style="height: 100%"></div>';
-  private schemaAnalyzerComponentAdapter: SchemaAnalyzerComponentAdapter;
+  private schemaAnalyzerAdapter: SchemaAnalyzerAdapter;
 
   constructor(options: NotebookTabBaseOptions) {
     super(options);
-    this.schemaAnalyzerComponentAdapter = new SchemaAnalyzerComponentAdapter(
+    this.schemaAnalyzerAdapter = new SchemaAnalyzerAdapter(
       {
         contentRef: undefined,
         notebookClient: NotebookTabBase.clientManager,
@@ -17,6 +20,21 @@ export default class SchemaAnalyzerTab extends NotebookTabBase {
     );
   }
 
+  public onActivate(): void {
+    traceSuccess(
+      Action.Tab,
+      {
+        databaseName: this.collection?.databaseId,
+        collectionName: this.collection?.id,
+        dataExplorerArea: Constants.Areas.Tab,
+        tabTitle: "Schema",
+      },
+      this.onLoadStartKey
+    );
+
+    super.onActivate();
+  }
+
   protected buildCommandBarOptions(): void {
     this.updateNavbarWithTabsButtons();
   }

src/Explorer/Tree/Collection.ts

@@ -511,7 +511,7 @@ export default class Collection implements ViewModels.Collection {
     this.selectedSubnodeKind(ViewModels.CollectionTabKind.SchemaAnalyzer);
     const SchemaAnalyzerTab = await (await import("../Tabs/SchemaAnalyzerTab")).default;
     TelemetryProcessor.trace(Action.SelectItem, ActionModifiers.Mark, {
-      description: "Mongo Schema node",
+      description: "Schema node",
       databaseName: this.databaseId,
       collectionName: this.id(),
       dataExplorerArea: Constants.Areas.ResourceTree,

src/Explorer/Tree/ResourceTreeAdapter.tsx

@@ -1,5 +1,5 @@
-import * as ko from "knockout";
 import { Callout, DirectionalHint, ICalloutProps, ILinkProps, Link, Stack, Text } from "@fluentui/react";
+import * as ko from "knockout";
 import * as React from "react";
 import CosmosDBIcon from "../../../images/Azure-Cosmos-DB.svg";
 import DeleteIcon from "../../../images/delete.svg";
@@ -273,7 +273,11 @@ export class ResourceTreeAdapter implements ReactAdapter {
       contextMenu: ResourceTreeContextMenuButtonFactory.createCollectionContextMenuButton(this.container, collection),
     });
 
-    if (userContext.apiType === "Mongo" && userContext.features.enableSchemaAnalyzer) {
+    if (
+      userContext.apiType === "Mongo" &&
+      this.container.isNotebookEnabled() &&
+      userContext.features.enableSchemaAnalyzer
+    ) {
       children.push({
         label: "Schema (Preview)",
         onClick: collection.onSchemaAnalyzerClick.bind(collection),

src/Platform/Hosted/extractFeatures.ts

@@ -8,7 +8,7 @@ export type Features = {
   readonly enableReactPane: boolean;
   readonly enableRightPanelV2: boolean;
   readonly enableSchema: boolean;
-  readonly enableSchemaAnalyzer: boolean;
+  enableSchemaAnalyzer: boolean;
   readonly enableSDKoperations: boolean;
   readonly enableSpark: boolean;
   readonly enableTtl: boolean;

src/Shared/Telemetry/TelemetryConstants.ts

@@ -116,6 +116,7 @@ export enum Action {
   NotebooksGalleryPublishedCount,
   SelfServe,
   ExpandAddCollectionPaneAdvancedSection,
+  SchemaAnalyzerClickAnalyze,
 }
 
 export const ActionModifiers = {