throw and display error messages if Oauth token swap fails -- instead of swallowing error.

frontend/src/app/pages/medical-sources/medical-sources.component.ts

@@ -200,8 +200,9 @@ export class MedicalSourcesComponent implements OnInit {
 
         if(callbackError && !callbackCode){
           //TOOD: print this message in the UI
-          console.error("an error occurred while authenticating to this source. Please try again later", callbackErrorDescription)
+          let errMsg = "an error occurred while authenticating to this source. Please try again later"
-          return
+          console.error(errMsg, callbackErrorDescription)
+          throw new Error(errMsg)
         }
 
         console.log("callback code:", callbackCode)
@@ -210,6 +211,12 @@ export class MedicalSourcesComponent implements OnInit {
         let payload: any
         payload = await this.lighthouseApi.swapOauthToken(sourceType, sourceMetadata,expectedSourceStateInfo, callbackCode)
 
+        if(!payload.access_token || payload.error){
+          //if the access token is not set, then something is wrong,
+          let errMsg = payload.error || "unable to retrieve access_token"
+          console.error(errMsg)
+          throw new Error(errMsg)
+        }
 
         //If payload.patient is not set, make sure we extract the patient ID from the id_token or make an introspection req
         if(!payload.patient && payload.id_token){
@@ -290,6 +297,17 @@ export class MedicalSourcesComponent implements OnInit {
             console.error(err)
           });
       })
+      .catch((err) => {
+        delete this.status[sourceType]
+        // window.location.reload();
+
+        const toastNotification = new ToastNotification()
+        toastNotification.type = ToastType.Error
+        toastNotification.message = `An error occurred while accessing ${sourceType}: ${err}`
+        toastNotification.autohide = false
+        this.toastService.show(toastNotification)
+        console.error(err)
+      })
   }
 
 

frontend/src/app/services/lighthouse.service.ts

@@ -146,7 +146,7 @@ export class LighthouseService {
       introspection_endpoint: sourceMetadata.introspection_endpoint,
     }
 
-    console.log("STARTING--- Oauth.validateAuthResponse")
+    console.log("STARTING--- Oauth.validateAuthResponse", as)
     const params = Oauth.validateAuthResponse(as, client, new URLSearchParams({"code": code, "state": expectedSourceStateInfo.state}), expectedSourceStateInfo.state)
     if (Oauth.isOAuth2Error(params)) {
       console.log('error', params)