revamping domain

Shogi.Database/Session/Stored Procedures/CreateSession.sql

@@ -1,24 +1,14 @@
 CREATE PROCEDURE [session].[CreateSession]
-	@SessionName [session].[SessionName],
-	@Player1Name [user].[UserName],
 	@InitialBoardStateDocument [session].[JsonDocument]
 AS
 BEGIN
+	SET NOCOUNT ON
 
-SET NOCOUNT ON
-SET XACT_ABORT ON
-
-BEGIN TRANSACTION
-	INSERT INTO [session].[Session] ([Name], Player1Id)
+	INSERT INTO [session].[Session] ([Name], BoardState, Player1Id)
 	SELECT
-		@SessionName,
+		JSON_VALUE(@InitialBoardStateDocument, '$.Name'),
+		@InitialBoardStateDocument,
 		Id
 	FROM [user].[User]
-	WHERE [Name] = @Player1Name;
-
-	INSERT INTO [session].[BoardState] (Document, SessionId) 
-	VALUES
-		(@InitialBoardStateDocument, SCOPE_IDENTITY());
-COMMIT
-
+	WHERE [Name] = JSON_VALUE(@InitialBoardStateDocument, '$.Player1');
 END

Shogi.Database/Session/Stored Procedures/ReadAllSessionsMetadata.sql

@@ -1,12 +1,13 @@
 CREATE PROCEDURE [session].[ReadAllSessionsMetadata]
 AS
+BEGIN
+	SET NOCOUNT ON;
 
-SET NOCOUNT ON;
-
-SELECT
-	[Name],
-	CASE 
-		WHEN Player2Id IS NULL THEN 1
-		ELSE 2 
-	END AS PlayerCount
-FROM [session].[Session];
+	SELECT
+		[Name],
+		CASE 
+			WHEN Player2Id IS NULL THEN 1
+			ELSE 2 
+		END AS PlayerCount
+	FROM [session].[Session];
+END

Shogi.Database/Session/Stored Procedures/ReadSession.sql

@@ -0,0 +1,17 @@
+CREATE PROCEDURE [session].[ReadSession]
+	@Name [session].[SessionName]
+AS
+BEGIN
+	SET NOCOUNT ON
+
+	SELECT
+		sess.[Name],
+		GameOver,
+		BoardState,
+		p1.[Name] as Player1,
+		p2.[Name] as Player2
+	FROM [session].[Session] sess
+		INNER JOIN [user].[User] p1 on sess.Player1Id = p1.Id
+		LEFT JOIN [user].[User] p2 on sess.Player2Id = p2.Id
+	WHERE sess.[Name] = @Name;
+END

Shogi.Database/Session/Tables/BoardState.sql

@@ -1,10 +0,0 @@
-CREATE TABLE [session].[BoardState]
-(
-	[Id] BIGINT NOT NULL PRIMARY KEY IDENTITY,
-	[Document] NVARCHAR(max) NOT NULL,
-	[SessionId] BIGINT NOT NULL,
-
-	CONSTRAINT [Document must be json] CHECK (isjson(Document)=1),
-	CONSTRAINT FK_BoardState_Session FOREIGN KEY (SessionId) 
-		REFERENCES [session].[Session] (Id) ON DELETE CASCADE ON UPDATE CASCADE
-)

Shogi.Database/Session/Tables/Session.sql

@@ -1,12 +1,13 @@
 CREATE TABLE [session].[Session]
 (
 	Id			BIGINT NOT NULL PRIMARY KEY IDENTITY,
-	[Name]		[session].[SessionName] NOT NULL UNIQUE,
 	Created		DATETIMEOFFSET NOT NULL DEFAULT SYSDATETIMEOFFSET(),
-	GameOver	BIT NOT NULL DEFAULT 0,
+	DomainDocument	[session].[JsonDocument] NOT NULL,
+	[Name]		AS JSON_VALUE(DomainDocument, '$.Name') UNIQUE,
 	Player1Id	BIGINT NOT NULL,
 	Player2Id	BIGINT NULL,
 
+	CONSTRAINT [BoardState must be json] CHECK (isjson(DomainDocument)=1),
 	CONSTRAINT FK_Player1_User FOREIGN KEY (Player1Id) REFERENCES [user].[User] (Id) 
 		ON DELETE CASCADE 
 		ON UPDATE CASCADE,