public void BeforeAdd(object newState, IDataMutatorContext ctx)
{
newState.ThrowIfNull(nameof(newState));
ctx.ThrowIfNull(nameof(ctx));
var s = (IOwned)newState;
s.OwnedBy = ctx.Identity.Name;
}
public void BeforeAdd(object subject, IDataMutatorContext context)
{
subject.ThrowIfNull(nameof(subject));
context.ThrowIfNull(nameof(context));
var s = subject as ICreatedOn;
s.CreatedOn = context.RequestedOn;
}
public void BeforeModify(object oldState, object newState, IDataMutatorContext ctx)
{
newState.ThrowIfNull(nameof(newState));
ctx.ThrowIfNull(nameof(ctx));
var s = (IOwned)newState;
s.UpdatedBy = ctx.Identity.Name;
s.UpdatedOn = ctx.RequestedOn;
}
public void BeforeRemove(object oldState, IDataMutatorContext ctx)
{
oldState.ThrowIfNull(nameof(oldState));
ctx.ThrowIfNull(nameof(ctx));
var s = (IOwned)oldState;
s.RemovedBy = ctx.Identity.Name;
s.RemovedOn = ctx.RequestedOn;
}
public void BeforeAdd(object subject, IDataMutatorContext context)
{
subject.ThrowIfNull(nameof(subject));
context.ThrowIfNull(nameof(context));
if ((subject is BaseDataModel s) && (s.Id == Guid.Empty))
{
s.Id = Guid.NewGuid();
}
}
public bool CanHandle(IDataMutatorContext ctx)
{
if (ctx.Action != DataActions.Add)
{
return(false);
}
if (ctx.DataSubjectType.GetInterfaces().Contains(typeof(ICreatedOn)) == false)
{
return(false);
}
return(true);
}
public bool CanHandle(IDataMutatorContext ctx)
{
if (ctx.Action != DataActions.Add)
{
return(false);
}
if (ctx.DataSubjectType != typeof(IOwned))
{
return(false);
}
return(true);
}
public void BeforeRemove(object oldState, IDataMutatorContext context)
{
}
public void BeforeModify(object oldState, object newState, IDataMutatorContext context)
{
}
public bool CanHandle(IDataMutatorContext ctx)
{
return(ctx.DataSubjectType == typeof(ProductDataModel));
}
public void BeforeRemove(object oldState, IDataMutatorContext context)
{
oldState.ThrowIfNull(nameof(oldState));
ExpireCache(oldState);
}
public void BeforeAdd(object newState, IDataMutatorContext context)
{
newState.ThrowIfNull(nameof(newState));
ExpireCache(newState);
}
private IEnumerable <IDataMutatorHandler> GetHandlers(IDataMutatorContext ctx)
{
return(_dataMutators.Where(x => x.CanHandle(ctx)));
}