Module Creator external template changes for 2.1 - supporting mutliple databases, EF Core migrations, and other multi-tenancy improvements

Oqtane.Server/wwwroot/Modules/Templates/External/Server/Migrations/EntityBuilders/[Module]EntityBuilder.cs

@@ -0,0 +1,36 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Migrations.Operations;
+using Microsoft.EntityFrameworkCore.Migrations.Operations.Builders;
+using Oqtane.Databases.Interfaces;
+using Oqtane.Migrations;
+using Oqtane.Migrations.EntityBuilders;
+
+namespace [Owner].[Module].Migrations.EntityBuilders
+{
+    public class [Module]EntityBuilder : AuditableBaseEntityBuilder<[Module]EntityBuilder>
+    {
+        private const string _entityTableName = "[Owner][Module]";
+        private readonly PrimaryKey<[Module]EntityBuilder> _primaryKey = new("PK_[Owner][Module]", x => x.[Module]Id);
+        private readonly ForeignKey<[Module]EntityBuilder> _moduleForeignKey = new("FK_[Owner][Module]_Module", x => x.ModuleId, "Module", "ModuleId", ReferentialAction.Cascade);
+
+        public [Module]EntityBuilder(MigrationBuilder migrationBuilder, IDatabase database) : base(migrationBuilder, database)
+        {
+            EntityTableName = _entityTableName;
+            PrimaryKey = _primaryKey;
+            ForeignKeys.Add(_moduleForeignKey);
+        }
+
+        protected override [Module]EntityBuilder BuildTable(ColumnsBuilder table)
+        {
+            [Module]Id = AddAutoIncrementColumn(table,"[Module]Id");
+            ModuleId = AddIntegerColumn(table,"ModuleId");
+            Name = AddMaxStringColumn(table,"Name");
+            AddAuditableColumns(table);
+            return this;
+        }
+
+        public OperationBuilder<AddColumnOperation> [Module]Id { get; set; }
+        public OperationBuilder<AddColumnOperation> ModuleId { get; set; }
+        public OperationBuilder<AddColumnOperation> Name { get; set; }
+    }
+}