don't show links when disease and organism is not provided

src/components/Map/Drawer/ProjectInfoDrawer/ProjectInfoDrawer.component.test.tsx

@@ -69,12 +69,14 @@ describe('ProjectInfoDrawer', () => {
     const diseaseLink = screen.getByText(/Disease:/i);
     expect(diseaseLink).toBeInTheDocument();
 
-    const linkelement = screen.getByRole('link', { name: projectFixture.diseaseName });
+    const linkelement = screen.getByRole('link', {
+      name: projectFixture.diseaseName ? projectFixture.diseaseName : 'xyz',
+    });
     expect(linkelement).toBeInTheDocument();
-    expect(linkelement).toHaveAttribute('href', projectFixture.disease.link);
+    expect(linkelement).toHaveAttribute('href', projectFixture.disease?.link);
   });
 
-  it('should fetch diesease name when diseaseId is provided', async () => {
+  it('should fetch disease name when diseaseId is provided', async () => {
     await act(() => {
       renderComponent(MOCKED_STORE);
     });
@@ -82,9 +84,11 @@ describe('ProjectInfoDrawer', () => {
     const organismLink = screen.getByText(/Organism:/i);
     expect(organismLink).toBeInTheDocument();
 
-    const linkelement = screen.getByRole('link', { name: projectFixture.organismName });
+    const linkelement = screen.getByRole('link', {
+      name: projectFixture.organismName ? projectFixture.organismName : 'xyz',
+    });
     expect(linkelement).toBeInTheDocument();
-    expect(linkelement).toHaveAttribute('href', projectFixture.organism.link);
+    expect(linkelement).toHaveAttribute('href', projectFixture.organism?.link);
   });
 
   it('should render the source file download button', () => {

src/components/Map/Drawer/ProjectInfoDrawer/ProjectInfoDrawer.component.tsx

@@ -63,28 +63,32 @@ export const ProjectInfoDrawer = (): JSX.Element => {
               Manual
             </a>
           </li>
-          <li className="mt-2 text-hyperlink-blue">
-            <span className="text-black">Disease: </span>
-            <a
-              href={diseaseLink}
-              target="_blank"
-              rel="noopener noreferrer"
-              className="font-semibold hover:underline"
-            >
-              {diseaseName}
-            </a>
-          </li>
-          <li className="mt-2 text-hyperlink-blue">
-            <span className="text-black">Organism: </span>
-            <a
-              href={organismLink}
-              target="_blank"
-              rel="noopener noreferrer"
-              className="font-semibold hover:underline"
-            >
-              {organismName}
-            </a>
-          </li>
+          {diseaseName && (
+            <li className="mt-2 text-hyperlink-blue">
+              <span className="text-black">Disease: </span>
+              <a
+                href={diseaseLink}
+                target="_blank"
+                rel="noopener noreferrer"
+                className="font-semibold hover:underline"
+              >
+                {diseaseName}
+              </a>
+            </li>
+          )}
+          {organismName && (
+            <li className="mt-2 text-hyperlink-blue">
+              <span className="text-black">Organism: </span>
+              <a
+                href={organismLink}
+                target="_blank"
+                rel="noopener noreferrer"
+                className="font-semibold hover:underline"
+              >
+                {organismName}
+              </a>
+            </li>
+          )}
         </ul>
         <LinkButton className="mt-6" href={sourceDownloadLink} download="sourceFile.txt">
           Download source file

src/redux/project/project.selectors.ts

@@ -49,12 +49,12 @@ export const diseaseNameSelector = createSelector(
 
 export const diseaseLinkSelector = createSelector(
   projectDataSelector,
-  projectData => projectData?.disease.link,
+  projectData => projectData?.disease?.link,
 );
 
 export const organismLinkSelector = createSelector(
   projectDataSelector,
-  projectData => projectData?.organism.link,
+  projectData => projectData?.organism?.link,
 );
 
 export const organismNameSelector = createSelector(