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);
                }
            }
        }
    }
}