fix tunebook via direct URL

folkies · Aug 14, 2023 · 6bce3c0 · 6bce3c0
1 parent e86177f
commit 6bce3c0
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/src/app/component/tunes-list/tunes-list.component.ts b/src/app/component/tunes-list/tunes-list.component.ts
@@ -24,10 +24,12 @@ export class TunesListComponent {
     }
 
     bookName(): string {
-        return this.index.getBookById(this.bookId).descriptor.name;
+        return this.index.getBookById(this.bookId)?.descriptor.name;
     }
 
     private onReady(event?: string) {
-        this.entries = this.index.findAllTunesInBook(event);
+        if (event == this.bookId) {
+            this.entries = this.index.findAllTunesInBook(event);
+        }
     }
 }
diff --git a/src/app/service/tunebook-index.ts b/src/app/service/tunebook-index.ts
@@ -131,7 +131,7 @@ export class TuneBookIndex {
     }
 
     findAllTunesInBook(bookId: string): AnalyzedTune[] {
-        return this.idToBookMap.get(bookId).tuneBook.tunes;
+        return this.idToBookMap.get(bookId)?.tuneBook.tunes;
     }
 
     getBooks(): TuneBookReference[] {