change namespace and cleanup code

src/Accounts/Http/Middleware/CheckCredentials.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace Bitinflow\Accounts\Http\Middleware;
+
+use Bitinflow\Accounts\Exceptions\MissingScopeException;
+use Bitinflow\Accounts\Helpers\JwtParser;
+use Closure;
+use Illuminate\Auth\AuthenticationException;
+use Illuminate\Http\Request;
+use stdClass;
+
+abstract class CheckCredentials
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param Request $request
+     * @param Closure $next
+     * @param mixed ...$scopes
+     *
+     * @return mixed
+     * @throws AuthenticationException|MissingScopeException
+     *
+     */
+    public function handle($request, Closure $next, ...$scopes)
+    {
+        $decoded = $this->getJwtParser()->decode($request);
+
+        $request->attributes->set('oauth_access_token_id', $decoded->jti);
+        $request->attributes->set('oauth_client_id', $decoded->aud);
+        //$request->attributes->set('oauth_client_trusted', $decoded->client->trusted);
+        $request->attributes->set('oauth_user_id', $decoded->sub);
+        $request->attributes->set('oauth_scopes', $decoded->scopes);
+
+        $this->validateScopes($decoded, $scopes);
+
+        return $next($request);
+    }
+
+    private function getJwtParser(): JwtParser
+    {
+        return app(JwtParser::class);
+    }
+
+    abstract protected function validateScopes(stdClass $token, array $scopes);
+}