feat(Discovery): add suggested query to query response

Author: mamoonraja

Scripts/Services/Discovery/V1/DiscoveryService.cs

@@ -3274,20 +3274,22 @@ private void OnFederatedQueryNoticesResponse(RESTConnector.Request req, RESTConn
         /// <param name="callback">The callback function that is invoked when the operation completes.</param>
         /// <param name="environmentId">The ID of the environment.</param>
         /// <param name="collectionId">The ID of the collection.</param>
+        /// <param name="prefix">The prefix to use for autocompletion. For example, the prefix `Ho` could autocomplete
+        /// to `Hot`, `Housing`, or `How do I upgrade`. Possible completions are.</param>
         /// <param name="field">The field in the result documents that autocompletion suggestions are identified from.
         /// (optional)</param>
-        /// <param name="prefix">The prefix to use for autocompletion. For example, the prefix `Ho` could autocomplete
-        /// to `Hot`, `Housing`, or `How do I upgrade`. Possible completions are. (optional)</param>
         /// <param name="count">The number of autocompletion suggestions to return. (optional)</param>
         /// <returns><see cref="Completions" />Completions</returns>
-        public bool GetAutocompletion(Callback<Completions> callback, string environmentId, string collectionId, string field = null, string prefix = null, long? count = null)
+        public bool GetAutocompletion(Callback<Completions> callback, string environmentId, string collectionId, string prefix, string field = null, long? count = null)
         {
             if (callback == null)
                 throw new ArgumentNullException("`callback` is required for `GetAutocompletion`");
             if (string.IsNullOrEmpty(environmentId))
                 throw new ArgumentNullException("`environmentId` is required for `GetAutocompletion`");
             if (string.IsNullOrEmpty(collectionId))
                 throw new ArgumentNullException("`collectionId` is required for `GetAutocompletion`");
+            if (string.IsNullOrEmpty(prefix))
+                throw new ArgumentNullException("`prefix` is required for `GetAutocompletion`");
 
             RequestObject<Completions> req = new RequestObject<Completions>
             {
@@ -3309,14 +3311,14 @@ public bool GetAutocompletion(Callback<Completions> callback, string environment
             }
 
             req.Parameters["version"] = VersionDate;
-            if (!string.IsNullOrEmpty(field))
-            {
-                req.Parameters["field"] = field;
-            }
             if (!string.IsNullOrEmpty(prefix))
             {
                 req.Parameters["prefix"] = prefix;
             }
+            if (!string.IsNullOrEmpty(field))
+            {
+                req.Parameters["field"] = field;
+            }
             if (count != null)
             {
                 req.Parameters["count"] = count;

Scripts/Services/Discovery/V1/Model/QueryResponse.cs

@@ -63,5 +63,10 @@ public class QueryResponse
         /// </summary>
         [JsonProperty("retrieval_details", NullValueHandling = NullValueHandling.Ignore)]
         public RetrievalDetails RetrievalDetails { get; set; }
+        /// <summary>
+        /// The suggestions for a misspelled natural language query.
+        /// </summary>
+        [JsonProperty("suggested_query", NullValueHandling = NullValueHandling.Ignore)]
+        public string SuggestedQuery { get; set; }
     }
 }