public static void Evict <TEntity>(this DbContext context, params object[] keyValues) where TEntity : class
{
//https://weblogs.asp.net/ricardoperes/implementing-missing-features-in-entity-framework-core
var tracker = context.ChangeTracker;
var entries = tracker.Entries <TEntity>();
if (keyValues.Any() == true)
{
var entityType = context.FindEntityType <TEntity>();
var keys = entityType.GetKeys();
var i = 0;
foreach (var property in keys.SelectMany(x => x.Properties))
{
var keyValue = keyValues[i];
entries = entries.Where(e => keyValue.Equals(e.Property(property.Name).CurrentValue));
i++;
}
}
foreach (var entry in entries.ToList())
{
entry.State = EntityState.Detached;
}
}
public static IKey FindPrimaryKey <T>(this DbContext dbContext, T entity) => dbContext.FindEntityType <T>().FindPrimaryKey();
