noti

web-server/database/04_notifications.sql

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+USE [RobotInstaller];
+GO
+
+SET ANSI_NULLS ON;
+SET QUOTED_IDENTIFIER ON;
+GO
+
+-- Additive/idempotent migration. Safe to run more than once.
+IF OBJECT_ID(N'dbo.Notifications', N'U') IS NULL
+BEGIN
+    CREATE TABLE dbo.Notifications
+    (
+        Id UNIQUEIDENTIFIER NOT NULL
+            CONSTRAINT PK_Notifications PRIMARY KEY CLUSTERED
+            CONSTRAINT DF_Notifications_Id DEFAULT NEWSEQUENTIALID(),
+        RecipientUserId UNIQUEIDENTIFIER NOT NULL,
+        ActorUserId UNIQUEIDENTIFIER NULL,
+        ActorName NVARCHAR(200) NULL,
+        BroadcastId UNIQUEIDENTIFIER NULL,
+        EventType NVARCHAR(100) NOT NULL,
+        Severity NVARCHAR(20) NOT NULL
+            CONSTRAINT DF_Notifications_Severity DEFAULT N'info',
+        Title NVARCHAR(200) NOT NULL,
+        Message NVARCHAR(1000) NOT NULL,
+        EntityType NVARCHAR(50) NULL,
+        EntityId NVARCHAR(100) NULL,
+        ActionUrl NVARCHAR(1000) NULL,
+        ReadAt DATETIME2(3) NULL,
+        CreatedAt DATETIME2(3) NOT NULL
+            CONSTRAINT DF_Notifications_CreatedAt DEFAULT SYSUTCDATETIME(),
+        ExpiresAt DATETIME2(3) NULL,
+        CONSTRAINT FK_Notifications_RecipientUser
+            FOREIGN KEY (RecipientUserId) REFERENCES dbo.Users(Id) ON DELETE CASCADE,
+        CONSTRAINT CK_Notifications_Severity
+            CHECK (Severity IN (N'info', N'success', N'warning', N'error')),
+        CONSTRAINT CK_Notifications_EventType_NotBlank
+            CHECK (LEN(LTRIM(RTRIM(EventType))) > 0),
+        CONSTRAINT CK_Notifications_Title_NotBlank
+            CHECK (LEN(LTRIM(RTRIM(Title))) > 0),
+        CONSTRAINT CK_Notifications_Message_NotBlank
+            CHECK (LEN(LTRIM(RTRIM(Message))) > 0)
+    );
+END;
+GO
+
+IF NOT EXISTS (
+    SELECT 1
+    FROM sys.indexes
+    WHERE object_id = OBJECT_ID(N'dbo.Notifications')
+      AND name = N'IX_Notifications_Recipient_Read_Created'
+)
+BEGIN
+    CREATE INDEX IX_Notifications_Recipient_Read_Created
+    ON dbo.Notifications(RecipientUserId, ReadAt, CreatedAt DESC)
+    INCLUDE (Severity, Title, ActionUrl, ExpiresAt);
+END;
+GO
+
+IF NOT EXISTS (
+    SELECT 1
+    FROM sys.indexes
+    WHERE object_id = OBJECT_ID(N'dbo.Notifications')
+      AND name = N'IX_Notifications_BroadcastId'
+)
+BEGIN
+    CREATE INDEX IX_Notifications_BroadcastId
+    ON dbo.Notifications(BroadcastId)
+    WHERE BroadcastId IS NOT NULL;
+END;
+GO
+
+PRINT N'RobotInstaller notification schema is ready.';
+GO