add diff labels and star count

src/common/data-fetcher/data-fetcher.ts

@@ -37,7 +37,7 @@ export default class DataFetcher {
    * @param url the url to fetch
    * @returns the fetched data
    */
-  public async fetch<T>(useProxy: boolean, url: string): Promise<T> {
+  public async fetch<T>(useProxy: boolean, url: string): Promise<T | undefined> {
     try {
       return await ky
         .get<T>(this.buildRequestUrl(useProxy, url), {
@@ -47,8 +47,8 @@ export default class DataFetcher {
         })
         .json();
     } catch (error) {
-      console.error(error);
-      throw error;
+      console.error(`Error fetching data from ${url}:`, error);
+      return undefined;
     }
   }
 }

src/common/data-fetcher/impl/scoresaber.ts

@@ -27,6 +27,9 @@ class ScoreSaberFetcher extends DataFetcher {
       useProxy,
       SEARCH_PLAYERS_ENDPOINT.replace(":query", query)
     );
+    if (results === undefined) {
+      return undefined;
+    }
     if (results.players.length === 0) {
       return undefined;
     }

src/common/scoresaber-utils.ts

@@ -0,0 +1,27 @@
+/**
+ * Formats the ScoreSaber difficulty number
+ *
+ * @param diff the diffuiclity number
+ */
+export function getDifficultyFromScoreSaberDifficulty(diff: number) {
+  switch (diff) {
+    case 1: {
+      return "Easy";
+    }
+    case 3: {
+      return "Normal";
+    }
+    case 5: {
+      return "Hard";
+    }
+    case 7: {
+      return "Expert";
+    }
+    case 9: {
+      return "Expert+";
+    }
+    default: {
+      return "Unknown";
+    }
+  }
+}