Applying Changes to SQL Database Projects and Using Projects in Comparison (#1296)

* passing initial testing

* update local project from database

* update local project

* update project from database

* update project from database

* update project from database

* update project from database

* update project from database

* update project from database

* update project from database

* update project from database

* update project from database

* update project from database

* Bump .net version

* PR feedback

* Adding temporary compat shim

* reverting some formatting changes; fixing strings

* PR feedback

Co-authored-by: Noureldine Yehia <t-nyehia@microsoft.com>

src/Microsoft.SqlTools.ServiceLayer/SchemaCompare/Contracts/SchemaCompareRequest.cs

@@ -12,12 +12,21 @@ using Microsoft.SqlTools.ServiceLayer.Utility;
 
 namespace Microsoft.SqlTools.ServiceLayer.SchemaCompare.Contracts
 {
+    /// <summary>
+    /// Types of schema compare endpoints
+    /// </summary>
     public enum SchemaCompareEndpointType
     {
-        Database,
-        Dacpac
+        Database = 0,
+        Dacpac = 1,
+        Project = 2
+        // must be kept in-sync with SchemaCompareEndpointType in Azure Data Studio
+        // located at \extensions\mssql\src\mssql.d.ts
     }
 
+    /// <summary>
+    /// Info needed from endpoints for schema comparison
+    /// </summary>
     public class SchemaCompareEndpointInfo
     {
         /// <summary>
@@ -25,6 +34,21 @@ namespace Microsoft.SqlTools.ServiceLayer.SchemaCompare.Contracts
         /// </summary>
         public SchemaCompareEndpointType EndpointType { get; set; }
 
+        /// <summary>
+        /// Gets or sets the project file path
+        /// </summary>
+        public string ProjectFilePath { get; set; }
+
+        /// <summary>
+        /// Gets or sets the scripts included in project
+        /// </summary>
+        public string[] TargetScripts { get; set; }
+
+        /// <summary>
+        /// Gets or sets the project data schema provider
+        /// </summary>
+        public string DataSchemaProvider { get; set; }
+
         /// <summary>
         /// Gets or sets package filepath
         /// </summary>