Further mods to ServerBrowserTool and ConnectionStringDefinitionDialog to enable attaching connection strings to logical database connections - not currently working

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@1684 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/Misc/SharpDbTools/Project/Src/Connection/ConnectionStringDefinitionDialog.cs

@@ -30,6 +30,7 @@ namespace SharpDbTools.Connection
 		ToolStripProgressBar connectionTestProgressBar = new ToolStripProgressBar();
 		ConnectionTestBackgroundWorker testConnectionBackgroundWorker;
 		string resultMessage;
+		string invariantName;
 		ConnectionTestState connectionTestState = ConnectionTestState.UnTested;
 		
 		public ConnectionStringDefinitionDialog()
@@ -47,6 +48,15 @@ namespace SharpDbTools.Connection
 			this.connectionTestProgressBar.Maximum = 150;
 		}
 		
+		public string InvariantName {
+			get {
+				return this.invariantName;
+			}
+			set {
+				this.invariantName = value;
+			}
+		}
+		
 		public ConnectionTestState ConnectionTestState {
 			get {
 				return this.connectionTestState;
@@ -209,6 +219,10 @@ namespace SharpDbTools.Connection
 		
 		void SubmitButtonClick(object sender, System.EventArgs e)
 		{
+			string name = (string)this.providerTypeComboBox.SelectedItem;
+			DbProvidersService service = DbProvidersService.GetDbProvidersService();
+			this.InvariantName = service.GetInvariantName(name);
+			
 			this.DialogResult = DialogResult.OK;
 			this.Close();			
 		}

src/AddIns/Misc/SharpDbTools/Project/Src/Connection/DbProvidersService.cs

@@ -32,6 +32,9 @@ namespace SharpDbTools.Connection
 		private static DbProvidersService me = new DbProvidersService();
 		private static Boolean initialized = false;
 		private Dictionary<string, DbProviderFactory> factories = new Dictionary<string, DbProviderFactory>();
+		
+		// This is only valid witin one session - do not persist
+		private Dictionary<string, string> invariantByNameLookup = new Dictionary<string, string>();
 		private List<string> names = new List<string>();
 		
 		private DbProvidersService()
@@ -47,7 +50,10 @@ namespace SharpDbTools.Connection
 			
 			foreach(DataRow row in rows)
 			{
+				// TODO: factory out string literals for column names
 				string name = (string)row["Name"];
+				string invariantName = (string)row["InvariantName"];
+				invariantByNameLookup.Add(name, invariantName);
 				//factoryData.Add(name, row);
 				DbProviderFactory factory = DbProviderFactories.GetFactory(row);
 				names.Add(name);
@@ -73,6 +79,12 @@ namespace SharpDbTools.Connection
 			}
 		}
 		
+		public string GetInvariantName(string name) {
+			string invariantName = null;
+			invariantByNameLookup.TryGetValue(name, out invariantName);
+			return invariantName;
+		}
+		
 		public DbProviderFactory this[string name]
 		{
 			get

src/AddIns/Misc/SharpDbTools/Project/Src/Model/DbModelInfo.cs

@@ -48,14 +48,49 @@ namespace SharpDbTools.Model
 				string invariantName = (string)table.Rows[0][ColumnNames.InvariantName];
 				return invariantName;
 			}
+			set {
+				DataTable table = this.Tables[TableNames.ConnectionInfo];
+				string invariantName = (string)table.Rows[0][ColumnNames.InvariantName];
+				string name = this.Name;
+				string connectionString = this.ConnectionString;
+				
+				if (invariantName == null) {
+					table.Rows[0][ColumnNames.InvariantName] = value;	
+				}
+				
+				// if invariant has changed must clear any existing metadata
+				else if (!(invariantName.Equals(value))) {
+					// clear tables
+					this.Tables.Clear();
+					DataTable newTable = CreateConnectionTable();
+					// add the first and only column of this table;
+					newTable.Rows.Add(new object[] {name, invariantName, connectionString});
+				}				
+			}
 		}
 		
 		public string ConnectionString {
 			get {
 				DataTable table = this.Tables[TableNames.ConnectionInfo];
-				string connectionString = (string)table.Rows[0][ColumnNames.InvariantName];
+				string connectionString = (string)table.Rows[0][ColumnNames.ConnectionString];
 				return connectionString;
 			}
+			set {
+				DataTable table = this.Tables[TableNames.ConnectionInfo];
+				string invariantName = (string)table.Rows[0][ColumnNames.InvariantName];
+				string name = this.Name;
+				string connectionString = this.ConnectionString;
+				
+				if (connectionString == null) {
+					table.Rows[0][ColumnNames.ConnectionString] = value;	
+				}
+				else if (!(connectionString.Equals(value))) {
+					this.Tables.Clear();
+					DataTable newTable = CreateConnectionTable();
+					// add the first and only column of this table;
+					newTable.Rows.Add(new object[] {name, invariantName, connectionString});
+				}
+			}
 		}
 		
 		public DbModelInfo() : base()

src/AddIns/Misc/SharpDbTools/Project/Src/Model/DbModelInfoService.cs

@@ -41,6 +41,13 @@ namespace SharpDbTools.Model
 			}
 		}
 		
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="name">The user readable name of the provider</param>
+		/// <param name="invariantName">the identifying name of the provider</param>
+		/// <param name="connectionString">the connection string for this connection</param>
+		/// <returns></returns>
 		public static DbModelInfo Add(string name, string invariantName, string connectionString)
 		{
 			// TODO: add validation on name; invariant name
@@ -53,6 +60,11 @@ namespace SharpDbTools.Model
 			return dbModel;
 		}
 		
+		public static void Remove(string name)
+		{
+			cache.Remove(name);
+		}
+		
 		public static DbModelInfo GetDbModelInfo(string name) {
 				DbModelInfo modelInfo = null;
 				bool exists = cache.TryGetValue(name, out modelInfo);

src/AddIns/Misc/SharpDbTools/Project/Src/ServerBrowserTool.cs

@@ -194,25 +194,28 @@ namespace SharpDbTools
 			ConnectionStringDefinitionDialog definitionDialog = new ConnectionStringDefinitionDialog();
 			DialogResult result = definitionDialog.ShowDialog();
 			
+			// if the dialog was cancelled then do nothing
+			if (result == DialogResult.Cancel) {
+				return;
+			}
+			
 			// if the dialog was submitted and connection string has changed then clear the DbModelInfo metadata
 			// note that is is not required for the Connection string to be valid - it may be work
 			// in progress and a user might want to save a partially formed connection string
-			if (result == DialogResult.OK) {
-				DbModelInfo dbModelInfo = DbModelInfoService.GetDbModelInfo(connectionLogicalName);
-				string connectionString = dbModelInfo.ConnectionString;
-				string newConnectionString = definitionDialog.ConnectionString;
-				
-				if (connectionString == null && newConnectionString != null) {
-					//dbModelInfo.ConnectionString = newConnectionString;
-					//dbModelInfo.InvariantName = // TODO: START HERE sort out invariant name
-				} //else 
-			}
+
+			DbModelInfo dbModelInfo = DbModelInfoService.GetDbModelInfo(connectionLogicalName);
+			string connectionString = dbModelInfo.ConnectionString;
+			string newConnectionString = definitionDialog.ConnectionString;
 			
-			// if the dialog was cancelled then do nothing
-			 
+			if (newConnectionString == null) {
+				return;
+			}
 			
+			if ((connectionString == null) || (!((newConnectionString.Equals(connectionString)))))  {
+				dbModelInfo.ConnectionString = newConnectionString;
+				dbModelInfo.InvariantName = definitionDialog.InvariantName;
+			}
 		}
-
 	}
 	
 	class DbModelInfoContextMenuStrip : ContextMenuStrip