CE-1123 Add valuesForFrontend to session; pass them to frontend in manageSesssion javalin endpoint

qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/model/session/QSession.java

@@ -28,6 +28,7 @@ import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -52,9 +53,16 @@ public class QSession implements Serializable
    private Map<String, List<Serializable>> securityKeyValues;
    private Map<String, Serializable>       backendVariants;
 
-   // implementation-specific custom values
+   ///////////////////////////////////////////
+   // implementation-specific custom values //
+   ///////////////////////////////////////////
    private Map<String, String> values;
 
+   /////////////////////////////////////////////
+   // values meant to be passed to a frontend //
+   /////////////////////////////////////////////
+   private Map<String, Serializable> valuesForFrontend;
+
    public static final String VALUE_KEY_USER_TIMEZONE                = "UserTimezone";
    public static final String VALUE_KEY_USER_TIMEZONE_OFFSET_MINUTES = "UserTimezoneOffsetMinutes";
 
@@ -500,4 +508,49 @@ public class QSession implements Serializable
       return (this);
    }
 
+
+   /*******************************************************************************
+    ** Getter for valuesForFrontend
+    *******************************************************************************/
+   public Map<String, Serializable> getValuesForFrontend()
+   {
+      return (this.valuesForFrontend);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for valuesForFrontend
+    *******************************************************************************/
+   public void setValuesForFrontend(Map<String, Serializable> valuesForFrontend)
+   {
+      this.valuesForFrontend = valuesForFrontend;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for valuesForFrontend
+    *******************************************************************************/
+   public QSession withValuesForFrontend(Map<String, Serializable> valuesForFrontend)
+   {
+      this.valuesForFrontend = valuesForFrontend;
+      return (this);
+   }
+
+
+   /*******************************************************************************
+    ** Fluent setter for a single valuesForFrontend
+    *******************************************************************************/
+   public QSession withValueForFrontend(String key, Serializable value)
+   {
+      if(this.valuesForFrontend == null)
+      {
+         this.valuesForFrontend = new LinkedHashMap<>();
+      }
+      this.valuesForFrontend.put(key, value);
+      return (this);
+   }
+
+
 }

qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/backend/javalin/QJavalinImplementation.java

@@ -33,6 +33,7 @@ import java.time.Instant;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -427,7 +428,17 @@ public class QJavalinImplementation
          QSession session = authenticationModule.createSession(qInstance, authContext);
 
          context.cookie(SESSION_UUID_COOKIE_NAME, session.getUuid(), SESSION_COOKIE_AGE);
-         context.result(JsonUtils.toJson(MapBuilder.of("uuid", session.getUuid())));
+
+         Map<String, Serializable> resultMap = new HashMap<>();
+         resultMap.put("uuid", session.getUuid());
+
+         if(session.getValuesForFrontend() != null)
+         {
+            LinkedHashMap<String, Serializable> valuesForFrontend = new LinkedHashMap<>(session.getValuesForFrontend());
+            resultMap.put("values", valuesForFrontend);
+         }
+
+         context.result(JsonUtils.toJson(resultMap));
       }
       catch(Exception e)
       {