Use convert setting to toggle between referencing @odata.count and @odata.nextLink

src/Microsoft.OpenApi.OData.Reader/Generator/OpenApiSchemaGenerator.cs

@@ -130,15 +130,19 @@ public static IDictionary<string, OpenApiSchema> CreateSchemas(this ODataContext
             };
 
             // @odata.nextLink + @odata.count
-            if (context.Settings.EnablePagination || context.Settings.EnableCount)
+            if ((context.Settings.EnablePagination || context.Settings.EnableCount) &&
+                context.Settings.RefBaseCollectionPaginationCountResponse)
             {
                 schemas[Constants.BaseCollectionPaginationCountResponse] = new()
                 {
                     Title = "Base collection pagination and count responses",
                     Type = Constants.ObjectType,                   
                 };
-                if (context.Settings.EnableCount) schemas[Constants.BaseCollectionPaginationCountResponse].Properties.Add(ODataConstants.OdataCount);
-     if (context.Settings.EnablePagination) schemas[Constants.BaseCollectionPaginationCountResponse].Properties.Add(ODataConstants.OdataNextLink);
+
+                if (context.Settings.EnableCount)
+                    schemas[Constants.BaseCollectionPaginationCountResponse].Properties.Add(ODataConstants.OdataCount);
+                if (context.Settings.EnablePagination)
+                    schemas[Constants.BaseCollectionPaginationCountResponse].Properties.Add(ODataConstants.OdataNextLink);
             }
 
             return schemas;
@@ -228,29 +232,41 @@ private static OpenApiSchema CreateCollectionSchema(ODataContext context, OpenAp
                 Properties = properties
             };
 
-
-            // @odata.nextLink + @odata.count
-            OpenApiSchema paginationCountSchema = new()
-            {
-                UnresolvedReference = true,
-                Reference = new OpenApiReference
-                {
-                    Type = ReferenceType.Schema,
-                    Id = Constants.BaseCollectionPaginationCountResponse
-                }
-            };
-
             OpenApiSchema colSchema;
             if (context.Settings.EnablePagination || context.Settings.EnableCount)
             {
-                colSchema = new OpenApiSchema
+                if (context.Settings.RefBaseCollectionPaginationCountResponse)
                 {
-                    AllOf = new List<OpenApiSchema>
+                    // @odata.nextLink + @odata.count
+                    OpenApiSchema paginationCountSchema = new()
                     {
-                        paginationCountSchema,
-                        baseSchema
-                    }
-                };
+                        UnresolvedReference = true,
+                        Reference = new OpenApiReference
+                        {
+                            Type = ReferenceType.Schema,
+                            Id = Constants.BaseCollectionPaginationCountResponse
+                        }
+                    };
+
+                    colSchema = new OpenApiSchema
+                    {
+                        AllOf = new List<OpenApiSchema>
+                        {
+                            paginationCountSchema,
+                            baseSchema
+                        }
+                    };
+                }
+                else
+                {
+                    if (context.Settings.EnablePagination)
+                        baseSchema.Properties.Add(ODataConstants.OdataNextLink);
+
+                    if (context.Settings.EnableCount)
+                        baseSchema.Properties.Add(ODataConstants.OdataCount);
+
+                    colSchema = baseSchema;
+                }               
             }
             else
             {

src/Microsoft.OpenApi.OData.Reader/OpenApiConvertSettings.cs

@@ -105,6 +105,11 @@ public class OpenApiConvertSettings
         /// </summary>
         public bool EnableCount { get; set; }
 
+        /// <summary>
+        /// Gets/sets a value indicating whether or not to reference @odata.nextLink and @odata.count in responses
+        /// </summary>
+        public bool RefBaseCollectionPaginationCountResponse { get; set; } = true;
+
         /// <summary>
         /// Gets/sets a value that specifies the name of the operation for retrieving the next page in a collection of entities.
         /// </summary>
@@ -329,7 +334,8 @@ internal OpenApiConvertSettings Clone()
                 CustomHttpMethodLinkRelMapping = this.CustomHttpMethodLinkRelMapping,
                 AppendBoundOperationsOnDerivedTypeCastSegments = this.AppendBoundOperationsOnDerivedTypeCastSegments,
                 UseSuccessStatusCodeRange = this.UseSuccessStatusCodeRange,
-                EnableCount = this.EnableCount
+                EnableCount = this.EnableCount,
+                RefBaseCollectionPaginationCountResponse = this.RefBaseCollectionPaginationCountResponse
             };
 
             return newSettings;

src/Microsoft.OpenApi.OData.Reader/PublicAPI.Unshipped.txt

@@ -15,6 +15,8 @@ Microsoft.OpenApi.OData.OpenApiConvertSettings.ExpandDerivedTypesNavigationPrope
 Microsoft.OpenApi.OData.OpenApiConvertSettings.ExpandDerivedTypesNavigationProperties.set -> void
 Microsoft.OpenApi.OData.OpenApiConvertSettings.CustomXMLAttributesMapping.get -> System.Collections.Generic.Dictionary<string, string>
 Microsoft.OpenApi.OData.OpenApiConvertSettings.CustomXMLAttributesMapping.set -> void
+Microsoft.OpenApi.OData.OpenApiConvertSettings.RefBaseCollectionPaginationCountResponse.get -> bool
+Microsoft.OpenApi.OData.OpenApiConvertSettings.RefBaseCollectionPaginationCountResponse.set -> void
 Microsoft.OpenApi.OData.OpenApiConvertSettings.RequireRestrictionAnnotationsToGenerateComplexPropertyPaths.get -> bool
 Microsoft.OpenApi.OData.OpenApiConvertSettings.RequireRestrictionAnnotationsToGenerateComplexPropertyPaths.set -> void
 Microsoft.OpenApi.OData.OpenApiConvertSettings.ShowExternalDocs.get -> bool

src/OoasGui/MainForm.cs

@@ -1,4 +1,4 @@
-// ------------------------------------------------------------
+// ------------------------------------------------------------
 //  Copyright (c) Microsoft Corporation.  All rights reserved.
 //  Licensed under the MIT License (MIT). See LICENSE in the repo root for license information.
 // ------------------------------------------------------------
@@ -32,10 +32,13 @@ public partial class MainForm : Form
 
         private IEdmModel EdmModel { get; set; }
 
+        private OpenApiDocument _document;
+
         public MainForm()
         {
             InitializeComponent();
 
+            saveBtn.Enabled = false;
             jsonRadioBtn.Checked = true;
             v3RadioButton.Checked = true;
             fromFileRadioBtn.Checked = true;
@@ -179,6 +182,8 @@ private void LoadEdm(string resource, string text)
 
         private async Task Convert()
         {
+            saveBtn.Enabled = false;
+
             if (EdmModel == null)
             {
                 return;
@@ -187,15 +192,16 @@ private async Task Convert()
             string openApi = null;
             await Task.Run(() =>
             {
-                OpenApiDocument document = EdmModel.ConvertToOpenApi(Settings);
+                _document = EdmModel.ConvertToOpenApi(Settings);
                 MemoryStream stream = new MemoryStream();
-                document.Serialize(stream, Version, Format);
+                _document.Serialize(stream, Version, Format);
                 stream.Flush();
                 stream.Position = 0;
                 openApi = new StreamReader(stream).ReadToEnd();
             });
 
             oasRichTextBox.Text = openApi;
+            saveBtn.Enabled = true;
         }
 
         private string FormatXml(string xml)
@@ -227,7 +233,6 @@ private async void saveBtn_Click(object sender, EventArgs e)
                 saveFileDialog.Filter = "YAML files (*.yaml)|*.yaml|All files (*.*)|*.*";
             }
 
-            saveFileDialog.FilterIndex = 2;
             saveFileDialog.RestoreDirectory = true;
 
             if (saveFileDialog.ShowDialog() == DialogResult.OK)
@@ -237,14 +242,13 @@ private async void saveBtn_Click(object sender, EventArgs e)
                 {
                     await Task.Run(() =>
                     {
-                        OpenApiDocument document = EdmModel.ConvertToOpenApi(Settings);
-                        document.Serialize(fs, Version, Format);
+                        _document?.Serialize(fs, Version, Format);
                         fs.Flush();
                     });
                 }
-            }
 
-            MessageBox.Show("Saved successful!");
+                MessageBox.Show("Saved successfully!");
+            }
         }
 
         private async void operationIdcheckBox_CheckedChanged(object sender, EventArgs e)