Add NotificationUrl to ConnectorParameters (#2717)

Based on x-ms-notification-url content/value

src/libraries/Microsoft.PowerFx.Connectors/ConnectorConstants.cs

@@ -17,6 +17,7 @@ namespace Microsoft.PowerFx.Connectors
         public const string XMsKeyOrder = "x-ms-keyOrder";
         public const string XMsKeyType = "x-ms-keyType";
         public const string XMsMediaKind = "x-ms-media-kind";
+        public const string XMsNotificationUrl = "x-ms-notification-url";
         public const string XMsNotificationContent = "x-ms-notification-content";
         public const string XMsPageable = "x-ms-pageable";
         public const string XMsPermission = "x-ms-permission";

src/libraries/Microsoft.PowerFx.Connectors/OpenApiExtensions.cs

@@ -351,6 +351,8 @@ namespace Microsoft.PowerFx.Connectors
 
         internal static string GetMediaKind(this ISwaggerExtensions schema) => schema.Extensions.TryGetValue(XMsMediaKind, out IOpenApiExtension openApiExt) && openApiExt is OpenApiString openApiStr ? openApiStr.Value : null;
 
+        internal static bool? GetNotificationUrl(this ISwaggerExtensions schema) => schema.Extensions.TryGetValue(XMsNotificationUrl, out IOpenApiExtension openApiExt) && openApiExt is OpenApiBoolean openApiBool ? openApiBool.Value : null;
+
         internal static (bool IsPresent, string Value) GetString(this IDictionary<string, IOpenApiAny> apiObj, string str) => apiObj.TryGetValue(str, out IOpenApiAny openApiAny) && openApiAny is OpenApiString openApiStr ? (true, openApiStr.Value) : (false, null);
 
         internal static void WhenPresent(this IDictionary<string, IOpenApiAny> apiObj, string propName, Action<string> action)

src/libraries/Microsoft.PowerFx.Connectors/Public/ConnectorSchema.cs

@@ -28,6 +28,8 @@ namespace Microsoft.PowerFx.Connectors
         public string Summary => ConnectorExtensions.Summary;
 
         public bool SupportsDynamicIntellisense => ConnectorType.SupportsDynamicIntellisense;
+
+        public bool? NotificationUrl => ConnectorType.NotificationUrl;
         
         internal ConnectorSchema(ISwaggerParameter openApiParameter, ISwaggerExtensions bodyExtensions, bool useHiddenTypes, ConnectorCompatibility compatibility)
         {

src/libraries/Microsoft.PowerFx.Connectors/Public/ConnectorType.cs

@@ -73,6 +73,9 @@ namespace Microsoft.PowerFx.Connectors
 
         public ConnectorPermission Permission { get; }
 
+        // Supports x-ms-notification-url
+        public bool? NotificationUrl { get; }
+
         internal RecordType HiddenRecordType { get; }
 
         // Supports x-ms-dynamic-values or -list locally
@@ -124,6 +127,7 @@ namespace Microsoft.PowerFx.Connectors
             Schema = schema;
             Binary = schema.Format == "binary" || schema.Format == "no_format";
             MediaKind = openApiParameter?.GetMediaKind().ToMediaKind() ?? (Binary ? MediaKind.File : MediaKind.NotBinary);
+            NotificationUrl = openApiParameter?.GetNotificationUrl();
 
             if (schema != null)
             {

src/tests/Microsoft.PowerFx.Connectors.Tests.Shared/PowerPlatformConnectorTests.cs

@@ -1779,10 +1779,10 @@ POST https://tip1-shared-002.azure-apim.net/invoke
         }
 
         [Theory]
-        [InlineData(ConnectorCompatibility.SwaggerCompatibility, true, 4, "poster, location, notificationUrl, body")]
-        [InlineData(ConnectorCompatibility.PowerAppsCompatibility, false, 4, "poster, location, notificationUrl, body")]
-        [InlineData(ConnectorCompatibility.SwaggerCompatibility, false, 3, "poster, location, body")]
-        public void ExposeInternalParamsWithoutDefaultValueTest(ConnectorCompatibility compatibility, bool exposeInternalParamsWithoutDefaultValue, int expectedCount, string expectedParamaeters)
+        [InlineData(ConnectorCompatibility.SwaggerCompatibility, true, 4, "poster, location, notificationUrl, body", "<null>, <null>, True, <null>")]
+        [InlineData(ConnectorCompatibility.PowerAppsCompatibility, false, 4, "poster, location, notificationUrl, body", "<null>, <null>, True, <null>")]
+        [InlineData(ConnectorCompatibility.SwaggerCompatibility, false, 3, "poster, location, body", "<null>, <null>, <null>")]
+        public void ExposeInternalParamsWithoutDefaultValueTest(ConnectorCompatibility compatibility, bool exposeInternalParamsWithoutDefaultValue, int expectedCount, string expectedParameters, string expectedNotificationUrls)
         {
             using LoggingTestServer testConnector = new LoggingTestServer(@"Swagger\Teams.json", _output);
             OpenApiDocument apiDoc = testConnector._apiDocument;
@@ -1799,7 +1799,8 @@ POST https://tip1-shared-002.azure-apim.net/invoke
             ConnectorFunction function = OpenApiParser.GetFunctions(connectorSettings, apiDoc).First(f => f.Name == "PostCardAndWaitForResponse");
 
             Assert.Equal(expectedCount, function.RequiredParameters.Length);
-            Assert.Equal(expectedParamaeters, string.Join(", ", function.RequiredParameters.Select(rp => rp.Name)));
+            Assert.Equal(expectedParameters, string.Join(", ", function.RequiredParameters.Select(rp => rp.Name)));
+            Assert.Equal(expectedNotificationUrls, string.Join(", ", function.RequiredParameters.Select(rp => rp.NotificationUrl.HasValue ? rp.NotificationUrl.ToString() : "<null>")));
         }
 
         [Fact]