Stop Bearer null-checks and fetch token on every incoming request

backend/src/services/sinusbot.service.ts

@@ -25,15 +25,23 @@ export class SinusBotService {
   private bearer: string;
 
   public async fetchStats(): Promise<TableEntry[]> {
-    if (this.bearer == null) {
+    // Skip check as either way
-      logger.info(`Hey! I'm trying to get my Bearer token!`);
+    //  - An interval needs to reset this.bearer to null
-      await this.login()
+    //  - The Sinusbot token is not a JWT => Expiration date is not decodable
-        .then(token => this.bearer = token);
+    //  - Estimated expiration time: 1d?
-      logger.debug(
+    //  - I don't know if it makes a difference to check via interval or to just fetch the token
-        `Seems like I have my Bearer token! 
+    //    everytime a request is sent against this API.
-        Looks like it's ${this.bearer == null ? 'undefined' : 'not undefined'}`
+    // if (this.bearer == null) {
-      );
+    logger.info(`Hey! I'm trying to get my Bearer token!`);
-    }
+    await this.login()
+      .then(token => this.bearer = token)
+      .then(() => {
+        logger.debug(
+          `Seems like I have my Bearer token!
+          Looks like it's ${this.bearer == null ? 'undefined' : 'not undefined'}`
+        );
+      });
+    // }
 
     logger.info(`I try to fetch user data now! The URL is called ${this.tunaKillURL}`);
     return await fetch(this.tunaKillURL, this.requestConfig(null, this.bearer))
@@ -42,14 +50,7 @@ export class SinusBotService {
       .then(data => this.consumeTunakillResponse(data))
       .catch(error => {
         logger.error(`I couldn't fetch user data.`, error);
-
+        throw this.createHttpException(HttpStatus.INTERNAL_SERVER_ERROR, error.message);
-        if (error instanceof RequestError && error.response && error.response.status === 401) {
-          logger.info(`Trying to refresh token...`);
-          this.bearer = undefined;
-          this.login().then(token => this.bearer = token);
-        } else {
-          throw this.createHttpException(HttpStatus.INTERNAL_SERVER_ERROR, error.message);
-        }
       });
   }
 
@@ -84,7 +85,11 @@ export class SinusBotService {
       .then(data => data.token)
       .catch(error => {
         logger.error(`Oh oh! Something went wrong while fetching Bearer token.`, error);
-        throw this.createHttpException(HttpStatus.UNAUTHORIZED, `Fetching Bearer token for Sinusbot failed.`);
+        throw this.createHttpException(
+          HttpStatus.UNAUTHORIZED,
+          `Fetching Bearer token for Sinusbot failed.
+          Please refresh page or try again later!`
+        );
       });
   }
 
@@ -126,7 +131,7 @@ export class SinusBotService {
       headers: {
         'Accept': '*/*',
         'Content-Type': 'application/json',
-        'User-Agent': 'HumeniusTSRankingBackend/0.0.1',
+        'User-Agent': 'HumeniusTSRankingBackend/0.0.2',
         'Authorization': `Bearer ${bearerToken}`
       }
     };