Initial metadata and scripting services (#280)

* Initial metadata service and scripting service files * Simple metadata lookup with SMO objects * Add metadata type class * Remove SMO from metadata service. * Cleanup metadata service SQL * Initial MetadataService test * Add scripting commands * Add metadata test case * Remove sleep used for testing * Use random table name in metadata test * Add scripting tests
2026-01-14 09:59:48 -05:00 · 2017-03-14 22:35:17 -07:00
parent 9b1e07907e
commit 7ba2011a1e
9 changed files with 588 additions and 1 deletions
--- a/src/Microsoft.SqlTools.ServiceLayer/Scripting/ScriptingService.cs
+++ b/src/Microsoft.SqlTools.ServiceLayer/Scripting/ScriptingService.cs
@@ -0,0 +1,82 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using System;
+using System.Threading.Tasks;
+using Microsoft.SqlTools.Hosting.Protocol;
+using Microsoft.SqlTools.ServiceLayer.Hosting;
+using Microsoft.SqlTools.ServiceLayer.Scripting.Contracts;
+
+namespace Microsoft.SqlTools.ServiceLayer.Scripting
+{
+    /// <summary>
+    /// Main class for Scripting Service functionality
+    /// </summary>
+    public sealed class ScriptingService
+    {
+        private static readonly Lazy<ScriptingService> LazyInstance = new Lazy<ScriptingService>(() => new ScriptingService());
+
+        public static ScriptingService Instance => LazyInstance.Value;
+
+        /// <summary>
+        /// Initializes the Scripting Service instance
+        /// </summary>
+        /// <param name="serviceHost"></param>
+        /// <param name="context"></param>
+        public void InitializeService(ServiceHost serviceHost)
+        {
+            serviceHost.SetRequestHandler(ScriptingScriptAsRequest.Type, HandleScriptingScriptAsRequest);
+        }
+
+        /// <summary>
+        /// Handles script as request messages
+        /// </summary>
+        /// <param name="scriptingParams"></param>
+        /// <param name="requestContext"></param>
+        internal static async Task HandleScriptingScriptAsRequest(
+            ScriptingScriptAsParams scriptingParams,
+            RequestContext<ScriptingScriptAsResult> requestContext)
+        {
+            string script = string.Empty;
+            if (scriptingParams.Operation == ScriptOperation.Select)
+            {
+                script = string.Format(
+@"SELECT *
+FROM {0}.{1}",
+                scriptingParams.Metadata.Schema, scriptingParams.Metadata.Name);
+            }
+            else if (scriptingParams.Operation == ScriptOperation.Create)
+            {
+                script = string.Format(
+@"CREATE {0}.{1}",
+                scriptingParams.Metadata.Schema, scriptingParams.Metadata.Name);
+            }
+            else if (scriptingParams.Operation == ScriptOperation.Update)
+            {
+                script = string.Format(
+@"UPDATE {0}.{1}",
+                scriptingParams.Metadata.Schema, scriptingParams.Metadata.Name);
+            }
+            else if (scriptingParams.Operation == ScriptOperation.Insert)
+            {
+                script = string.Format(
+@"INSERT {0}.{1}",
+                scriptingParams.Metadata.Schema, scriptingParams.Metadata.Name);
+            }
+            else if (scriptingParams.Operation == ScriptOperation.Delete)
+            {
+                script = string.Format(
+@"DELETE {0}.{1}",
+                scriptingParams.Metadata.Schema, scriptingParams.Metadata.Name);
+            }
+
+            await requestContext.SendResult(new ScriptingScriptAsResult()
+            {
+                OwnerUri = scriptingParams.OwnerUri,
+                Script = script
+            });
+        }
+    }
+}