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Updated and Deleted Timestamps In Entity Framework

Drab Donkey answered on August 12, 2022 Popularity 1/10 Helpfulness 1/10

answer Updated and Deleted Timestamps In Entity Framework

Updated and Deleted Timestamps In Entity Framework

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public class MyContext: DbContext
{
	public override Task<int> SaveChangesAsync(CancellationToken cancellationToken = default)
	{
		var insertedEntries = this.ChangeTracker.Entries()
							   .Where(x => x.State == EntityState.Added)
							   .Select(x => x.Entity);

		foreach(var insertedEntry in insertedEntries)
		{
			var auditableEntity = insertedEntry as Auditable;
			//If the inserted object is an Auditable. 
			if(auditableEntity != null)
			{
				auditableEntity.DateCreated = DateTimeOffset.UtcNow;
			}
		}

		var modifiedEntries = this.ChangeTracker.Entries()
				   .Where(x => x.State == EntityState.Modified)
				   .Select(x => x.Entity);

		foreach (var modifiedEntry in modifiedEntries)
		{
			//If the inserted object is an Auditable. 
			var auditableEntity = modifiedEntry as Auditable;
			if (auditableEntity != null)
			{
				auditableEntity.DateUpdated = DateTimeOffset.UtcNow;
			}
		}

		return base.SaveChangesAsync(cancellationToken);
	}
}

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: dotnetcoretutorials.com

Tags: entity-framework whatever

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Contributed on Aug 12 2022

Drab Donkey

0 Answers Avg Quality 2/10

Updated and Deleted Timestamps In Entity Framework

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