DocDb: removing cardinality requirement

Author: brettsam

src/WebJobs.Script/Binding/DocumentDBScriptBindingProvider.cs

@@ -68,18 +68,20 @@ public DocumentDBScriptBinding(ScriptBindingContext context) : base(context)
             {
             }
 
+            private string Id => Context.GetMetadataValue<string>("id");
+
             public override Type DefaultType
             {
                 get
                 {
                     if (Context.Access == FileAccess.Read)
                     {
-                        if (Context.Cardinality == "many")
+                        if (Id != null)
                         {
-                            return typeof(JArray);
+                            return typeof(JObject);
                         }
 
-                        return typeof(JObject);
+                        return typeof(JArray);
                     }
                     else
                     {
@@ -107,7 +109,7 @@ public override Collection<Attribute> GetAttributes()
 
                 attribute.CreateIfNotExists = Context.GetMetadataValue<bool>("createIfNotExists");
                 attribute.ConnectionStringSetting = Context.GetMetadataValue<string>("connection");
-                attribute.Id = Context.GetMetadataValue<string>("id");
+                attribute.Id = Id;
                 attribute.PartitionKey = Context.GetMetadataValue<string>("partitionKey");
                 attribute.CollectionThroughput = Context.GetMetadataValue<int>("collectionThroughput");
                 attribute.SqlQuery = Context.GetMetadataValue<string>("sqlQuery");

test/WebJobs.Script.Tests.Integration/TestScripts/Node/DocumentDBIn/function.json

@@ -20,8 +20,7 @@
       "direction": "in",
       "databaseName": "ItemDb",
       "collectionName": "ItemCollection",
-      "sqlQuery": "SELECT f.id, f.related FROM f WHERE f.related = {documentId}",
-      "cardinality":  "many"
+      "sqlQuery": "SELECT f.id, f.related FROM f WHERE f.related = {documentId}"
     },
     {
       "type": "documentDB",