fix: handle Steam API error code 500 (#222)

* fix: handle Steam API error code 500

src/players/services/steam-api.service.spec.ts

@@ -1,6 +1,6 @@
 import { Test, TestingModule } from '@nestjs/testing';
 import { SteamApiService } from './steam-api.service';
-import { of } from 'rxjs';
+import { of, throwError } from 'rxjs';
 import { readFileSync } from 'fs';
 import { resolve } from 'path';
 import { HttpService } from '@nestjs/common';
@@ -58,7 +58,7 @@ describe('SteamApiService', () => {
 
     describe('with response code 500', () => {
       beforeEach(() => {
-        jest.spyOn(httpService, 'get').mockReturnValue(of({ status: 500 } as any));
+        jest.spyOn(httpService, 'get').mockReturnValue(throwError({ status: 500 } as any));
       });
 
       it('should throw an error', async () => {

src/players/services/steam-api.service.ts

@@ -1,6 +1,6 @@
 import { Injectable, HttpService } from '@nestjs/common';
 import { Environment } from '@/environment/environment';
-import { map, switchMap } from 'rxjs/operators';
+import { map, switchMap, catchError } from 'rxjs/operators';
 import { floor } from 'lodash';
 import { of, throwError } from 'rxjs';
 
@@ -29,17 +29,14 @@ export class SteamApiService {
   async getTf2InGameHours(steamId64: string): Promise<number> {
     return this.httpService.get<UserStatsForGameResponse>(`${this.userStatsForGameEndpoint}/?appid=${this.tf2AppId}&key=${this.environment.steamApiKey}&steamid=${steamId64}&format=json`).pipe(
       switchMap(response => {
-        if (response.status === 200) {
-          return of(
-            response.data.playerstats.stats
-              .filter(s => /\.accum\.iPlayTime$/.test(s.name))
-              .reduce((sum, curr) => sum + curr.value, 0)
-          );
-        } else {
-          return throwError(new Error('cannot verify in-game hours for TF2'));
-        }
+        return of(
+          response.data.playerstats.stats
+            .filter(s => /\.accum\.iPlayTime$/.test(s.name))
+            .reduce((sum, curr) => sum + curr.value, 0)
+        );
       }),
       map(seconds => floor(seconds / 60 / 60)),
+      catchError(() => throwError(new Error('cannot verify in-game hours for TF2'))),
     ).toPromise();
   }