Added support for notebook viewer link injection (#124)

* Added support for notebook viewer link injection

* updated tests

src/Explorer/Controls/FeaturePanel/FeaturePanelComponent.tsx

@@ -49,6 +49,11 @@ export const FeaturePanelComponent: React.FunctionComponent = () => {
     { key: "feature.hosteddataexplorerenabled", label: "Hosted Data Explorer (deprecated?)", value: "true" },
     { key: "feature.enablettl", label: "Enable TTL", value: "true" },
     { key: "feature.enablegallerypublish", label: "Enable Notebook Gallery Publishing", value: "true" },
+    {
+      key: "feature.enableLinkInjection",
+      label: "Enable Injecting Notebook Viewer Link into the first cell",
+      value: "true"
+    },
     { key: "feature.canexceedmaximumvalue", label: "Can exceed max value", value: "true" },
     {
       key: "feature.enablefixedcollectionwithsharedthroughput",

src/Explorer/Controls/FeaturePanel/__snapshots__/FeaturePanelComponent.test.tsx.snap

@@ -163,8 +163,8 @@ exports[`Feature panel renders all flags 1`] = `
         />
         <StyledCheckboxBase
           checked={false}
-          key="feature.canexceedmaximumvalue"
-          label="Can exceed max value"
+          key="feature.enableLinkInjection"
+          label="Enable Injecting Notebook Viewer Link into the first cell"
           onChange={[Function]}
         />
       </Stack>
@@ -172,6 +172,12 @@ exports[`Feature panel renders all flags 1`] = `
         className="checkboxRow"
         horizontalAlign="space-between"
       >
+        <StyledCheckboxBase
+          checked={false}
+          key="feature.canexceedmaximumvalue"
+          label="Can exceed max value"
+          onChange={[Function]}
+        />
         <StyledCheckboxBase
           checked={false}
           key="feature.enablefixedcollectionwithsharedthroughput"

src/Explorer/Controls/NotebookGallery/Cards/GalleryCardComponent.test.tsx

@@ -17,7 +17,8 @@ describe("GalleryCardComponent", () => {
         isSample: false,
         downloads: 0,
         favorites: 0,
-        views: 0
+        views: 0,
+        newCellId: undefined
       },
       isFavorite: false,
       showDownload: true,

src/Explorer/Controls/NotebookViewer/NotebookMetadataComponent.test.tsx

@@ -17,7 +17,8 @@ describe("NotebookMetadataComponent", () => {
         isSample: false,
         downloads: 0,
         favorites: 0,
-        views: 0
+        views: 0,
+        newCellId: undefined
       },
       isFavorite: false,
       downloadButtonText: "Download",
@@ -45,7 +46,8 @@ describe("NotebookMetadataComponent", () => {
         isSample: false,
         downloads: 0,
         favorites: 0,
-        views: 0
+        views: 0,
+        newCellId: undefined
       },
       isFavorite: true,
       downloadButtonText: "Download",

src/Explorer/Controls/NotebookViewer/NotebookViewerComponent.tsx

@@ -19,6 +19,7 @@ import { DialogComponent, DialogProps } from "../DialogReactComponent/DialogComp
 import { NotebookMetadataComponent } from "./NotebookMetadataComponent";
 import "./NotebookViewerComponent.less";
 import Explorer from "../../Explorer";
+import { NotebookV4 } from "@nteract/commutable/lib/v4";
 import { SessionStorageUtility } from "../../../Shared/StorageUtility";
 
 export interface NotebookViewerComponentProps {
@@ -86,6 +87,7 @@ export class NotebookViewerComponent extends React.Component<
       }
 
       const notebook: Notebook = await response.json();
+      this.removeNotebookViewerLink(notebook, this.props.galleryItem?.newCellId);
       this.notebookComponentBootstrapper.setContent("json", notebook);
       this.setState({ content: notebook, showProgressBar: false });
 
@@ -105,10 +107,21 @@ export class NotebookViewerComponent extends React.Component<
     }
   }
 
+  private removeNotebookViewerLink = (notebook: Notebook, newCellId: string): void => {
+    if (!newCellId) {
+      return;
+    }
+    const notebookV4 = notebook as NotebookV4;
+    if (notebookV4 && notebookV4.cells[0].source[0].search(newCellId)) {
+      delete notebookV4.cells[0];
+      notebook = notebookV4;
+    }
+  };
+
   public render(): JSX.Element {
     return (
       <div className="notebookViewerContainer">
-        {this.props.backNavigationText ? (
+        {this.props.backNavigationText !== undefined ? (
           <Link onClick={this.props.onBackClick}>
             <Icon iconName="Back" /> {this.props.backNavigationText}
           </Link>