Fixed external resource existence check. Resolves #1124.

spa/src/app/files/project-detail/project-detail.component.ts

@@ -187,13 +187,13 @@ export class ProjectDetailComponent {
 
                     const projectSelected = this.isProjectSelected(selectedProjectIds, project.entryId);
 
-                    const externalResourcesExist = project.supplementaryLinks.length > 0 && projectIntegrations.length > 0;
+                    const externalResourcesExist = project.supplementaryLinks.length > 0 || projectIntegrations.length > 0;
 
                     return {
-                        externalResourcesExist: externalResourcesExist,
-                        project: project,
+                        externalResourcesExist,
+                        project,
                         projectInRelease,
-                        projectSelected: projectSelected
+                        projectSelected
                     };
                 })
             );

spa/src/app/files/project-supplementary-links/project-supplementary-links.component.html

@@ -2,7 +2,7 @@
     <h4 class="fontsize-m semi-bold">Supplementary Links</h4>
     <p class="fontsize-xs">Supplementary links are provided by contributors and represent items such as additional data which can’t be hosted here; code that was used to analyze this data; or tools and visualizations associated with this specific dataset.</p>
     <ng-container *ngIf="state.loaded">
-        <ng-container [ngSwitch]="state.project.supplementaryLinks">
+        <ng-container [ngSwitch]="isAnySupplementaryLinkAssociated(state.project.supplementaryLinks)">
             <ng-container *ngSwitchCase="true">
                 <ng-container *ngFor="let supplementaryLink of state.project.supplementaryLinks; let i = index">
                     <p class="fontsize-xs max600 supplementary-link" *ngIf="isValidUrl(supplementaryLink)">

spa/src/app/files/project-supplementary-links/project-supplementary-links.component.ts

@@ -41,6 +41,17 @@ export class ProjectSupplementaryLinksComponent implements OnDestroy, OnInit {
      */
     constructor(private activatedRoute: ActivatedRoute, private store: Store<AppState>) {}
 
+    /**
+     * Returns true if project has at least on supplementary link associated with it.
+     *
+     * @param {string[]} supplementaryLinks
+     * @returns {boolean}
+     */
+    public isAnySupplementaryLinkAssociated(supplementaryLinks: string[]): boolean {
+
+        return supplementaryLinks && supplementaryLinks.length > 0;
+    }
+
     /**
      * Returns true if the link is a valid url.
      *
@@ -83,6 +94,7 @@ export class ProjectSupplementaryLinksComponent implements OnDestroy, OnInit {
             filter(project => !!project),
             takeUntil(this.ngDestroy$)
         ).subscribe(project => {
+            console.log(project.supplementaryLinks)
             this.state$.next({
                 loaded: true,
                 project