first commit Riabu

force-app/main/default/classes/RiabuAuthAccessToken.cls

@@ -0,0 +1,45 @@
+public class RiabuAuthAccessToken {
+ 
+    public static String getAccessToken() {
+ 
+        RIABU_Integration__mdt config = RIABU_Integration__mdt.getInstance('Riabu_Record');
+ 
+        System.debug('🔄 Token expired or unavailable. Requesting new token...');
+ 
+        HttpRequest req = new HttpRequest();
+        req.setEndpoint(config.Endpoint__c + '/api/v1/oauth/token');
+        req.setMethod('POST');
+        req.setHeader('Content-Type', 'application/json');
+ 
+ 
+        Map<String, String> payload = new Map<String, String>();
+        			payload.put('username', config.Username__c);
+                    payload.put('client_id',config.Client_Id__c);
+                    payload.put('client_secret',config.Client_Secret__c);
+                    payload.put('password', config.Password__c);
+        			payload.put('grant_type', config.Grant_Type__c);
+        req.setBody(JSON.serialize(payload));
+ 
+ 
+        Http http = new Http();
+        HttpResponse res = http.send(req);
+ 
+        System.debug('📥 Token Response: ' + res.getBody());
+ 
+        if (res.getStatusCode() != 200) {
+            System.debug('❌ Token generation failed');
+            return null;
+        }
+ 
+        Map<String, Object> tokenMap = (Map<String, Object>) JSON.deserializeUntyped(res.getBody());
+ 
+        String newAccessToken   = (String) tokenMap.get('access_token');
+        String newRefreshToken  = (String) tokenMap.get('refresh_token');
+ 
+        System.enqueueJob(new RiabuTokenUpdateJob('Riabu_Record', newAccessToken, newRefreshToken));
+ 
+        System.debug('✅ Token refreshed and CMDT update queued');
+ 
+        return newAccessToken;
+    }
+}