Merge pull request #5068 from mempool/mononaut/handle-services-outage

Fix error handling for non-critical services API requests

frontend/src/app/components/block/block-preview.component.ts

@@ -136,7 +136,12 @@ export class BlockPreviewComponent implements OnInit, OnDestroy {
                   return of(transactions);
                 })
               ),
-            this.stateService.env.ACCELERATOR === true && block.height > 819500 ? this.servicesApiService.getAccelerationHistory$({ blockHeight: block.height }) : of([])
+            this.stateService.env.ACCELERATOR === true && block.height > 819500
+              ? this.servicesApiService.getAccelerationHistory$({ blockHeight: block.height })
+                .pipe(catchError(() => {
+                  return of([]);
+                }))
+              : of([])
           ]);
         }
       ),

frontend/src/app/components/block/block.component.ts

@@ -345,7 +345,12 @@ export class BlockComponent implements OnInit, OnDestroy {
                 return of(null);
               })
             ),
-          this.stateService.env.ACCELERATOR === true && block.height > 819500 ? this.servicesApiService.getAccelerationHistory$({ blockHeight: block.height }) : of([])
+          this.stateService.env.ACCELERATOR === true && block.height > 819500
+            ? this.servicesApiService.getAccelerationHistory$({ blockHeight: block.height })
+              .pipe(catchError(() => {
+                return of([]);
+              }))
+            : of([])
         ]);
       })
     )