public static void PreSaving(BigStringMixin mixin, PreSavingContext ctx)
{
var bs = (BigStringEmbedded)mixin.MainEntity;
PropertyRoute pr = FindPropertyRoute(bs);
var config = Configurations.GetOrThrow(pr);
switch (config.Mode)
{
case BigStringMode.Database:
break;
case BigStringMode.File:
if (bs.Modified == ModifiedState.SelfModified)
{
mixin.File = string.IsNullOrEmpty(bs.Text) ? null : new FilePathEmbedded(config.FileTypeSymbol !, pr.PropertyInfo !.Name + ".txt", Encoding.UTF8.GetBytes(bs.Text));
ctx.InvalidateGraph();
}
break;
case BigStringMode.Migrating_FromDatabase_ToFile:
if (bs.Modified == ModifiedState.SelfModified || bs.Text.HasText() && mixin.File == null)
{
mixin.File = string.IsNullOrEmpty(bs.Text) ? null : new FilePathEmbedded(config.FileTypeSymbol !, pr.PropertyInfo !.Name + ".txt", Encoding.UTF8.GetBytes(bs.Text));
ctx.InvalidateGraph();
}
break;
case BigStringMode.Migrating_FromFile_ToDatabase:
if (bs.Modified == ModifiedState.SelfModified || string.IsNullOrEmpty(bs.Text) && mixin.File != null)
{
bs.Text = mixin.File == null ? null : Encoding.UTF8.GetString(mixin.File.GetByteArray());
ctx.InvalidateGraph();
mixin.File?.DeleteFileOnCommit();
}
break;
default:
break;
}
}
static void EntityEventsGlobal_PreSaving(Entity ident, PreSavingContext ctx)
{
if (strategies.TryGet(ident.GetType(), IsolationStrategy.None) != IsolationStrategy.None && IsolationEntity.Current != null)
{
if (ident.Mixin <IsolationMixin>().Isolation == null)
{
ident.Mixin <IsolationMixin>().Isolation = IsolationEntity.Current;
ctx.InvalidateGraph();
}
else if (!ident.Mixin <IsolationMixin>().Isolation.Is(IsolationEntity.Current))
{
throw new ApplicationException(IsolationMessage.Entity0HasIsolation1ButCurrentIsolationIs2.NiceToString(ident, ident.Mixin <IsolationMixin>().Isolation, IsolationEntity.Current));
}
}
}
