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Complex.Infrastructure/Extensions/QueryFilter.cs

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+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Complex.Infrastructure.Extensions
+{
+    public static class QueryFilter
+    {
+        public static void ApplyGlobalFilters<T>(this ModelBuilder modelBuilder,
+string propertyName, T value)
+        {
+            foreach (var entityType in modelBuilder.Model.GetEntityTypes())
+            {
+                var foundProperty = entityType.FindProperty(propertyName);
+
+                if (foundProperty != null && foundProperty.ClrType == typeof(T))
+                {
+                    var newParam = Expression.Parameter(entityType.ClrType);
+                    var filter = Expression.Lambda(Expression.Equal(Expression.Property(newParam, propertyName),
+                                    Expression.Constant(value)), newParam);
+
+                    modelBuilder.Entity(entityType.ClrType);
+                }
+            }
+        }
+    }
+}