Introduced NotificationService for managing notification logic and recipient resolution.

- Integrated SignalR for real-time notification delivery to users.
2026-10-20 16:51:01 +05:30
parent a0df2a1bbf
commit 6b9f27573b
8 changed files with 6649 additions and 84 deletions
@@ -0,0 +1,99 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Distribution.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddNotifications : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Notifications",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    Type = table.Column<string>(type: "varchar(60)", maxLength: 60, nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4"),
+                    Severity = table.Column<int>(type: "int", nullable: false),
+                    Title = table.Column<string>(type: "varchar(150)", maxLength: 150, nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4"),
+                    Message = table.Column<string>(type: "varchar(500)", maxLength: 500, nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4"),
+                    EntityType = table.Column<string>(type: "varchar(50)", maxLength: 50, nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4"),
+                    EntityId = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    Link = table.Column<string>(type: "varchar(200)", maxLength: 200, nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4"),
+                    CreatedByUserId = table.Column<Guid>(type: "char(36)", nullable: true, collation: "ascii_general_ci"),
+                    CreatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
+                    IsActive = table.Column<bool>(type: "tinyint(1)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Notifications", x => x.Id);
+                })
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.CreateTable(
+                name: "NotificationRecipients",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    FK_NotificationId = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    FK_UserId = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    IsRead = table.Column<bool>(type: "tinyint(1)", nullable: false),
+                    ReadAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
+                    CreatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
+                    IsActive = table.Column<bool>(type: "tinyint(1)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_NotificationRecipients", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_NotificationRecipients_Notifications_FK_NotificationId",
+                        column: x => x.FK_NotificationId,
+                        principalTable: "Notifications",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_NotificationRecipients_Users_FK_UserId",
+                        column: x => x.FK_UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                })
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_NotificationRecipients_FK_NotificationId_FK_UserId",
+                table: "NotificationRecipients",
+                columns: new[] { "FK_NotificationId", "FK_UserId" },
+                unique: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_NotificationRecipients_FK_UserId_IsRead",
+                table: "NotificationRecipients",
+                columns: new[] { "FK_UserId", "IsRead" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Notifications_EntityType_EntityId",
+                table: "Notifications",
+                columns: new[] { "EntityType", "EntityId" });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "NotificationRecipients");
+
+            migrationBuilder.DropTable(
+                name: "Notifications");
+
+        }
+    }
+}