private IReadOnlyList <ColumnModification> GenerateColumnModifications()
{
var adding = EntityState == EntityState.Added;
var deleting = EntityState == EntityState.Deleted;
var modifying = EntityState == EntityState.Modified;
var columnModifications = new List <ColumnModification>();
foreach (var stateEntry in _stateEntries)
{
var entityType = stateEntry.EntityType;
foreach (var property in entityType.Properties)
{
var isKey = property.IsPrimaryKey();
var isCondition = !adding && (isKey || property.IsConcurrencyToken);
var readValue = (!deleting && property.ValueGenerationOnSave == ValueGenerationOnSave.WhenInsertingAndUpdating) ||
(adding && property.ValueGenerationOnSave == ValueGenerationOnSave.WhenInserting);
// TODO: Default values
var writeValue = (adding && property.ValueGenerationOnSave == ValueGenerationOnSave.None) ||
(modifying && stateEntry.IsPropertyModified(property) &&
property.ValueGenerationOnSave != ValueGenerationOnSave.WhenInsertingAndUpdating);
if (readValue ||
writeValue ||
isCondition)
{
if (readValue)
{
_requiresResultPropagation = true;
}
columnModifications.Add(new ColumnModification(
stateEntry,
property,
writeValue ? _parameterNameGenerator.GenerateNext() : null,
isCondition ? _parameterNameGenerator.GenerateNext() : null,
readValue,
writeValue,
isKey,
isCondition));
}
}
}
return(columnModifications);
}
private IReadOnlyList <ColumnModification> GenerateColumnModifications()
{
var adding = EntityState == EntityState.Added;
var deleting = EntityState == EntityState.Deleted;
var columnModifications = new List <ColumnModification>();
foreach (var stateEntry in _stateEntries)
{
var entityType = stateEntry.EntityType;
foreach (var property in entityType.Properties)
{
// TODO: Concurrency columns
var isKey = entityType.GetKey().Properties.Contains(property);
var isCondition = isKey || (!adding && property.IsConcurrencyToken);
var readValue = !deleting && (property.ValueGenerationStrategy == ValueGenerationStrategy.StoreComputed ||
(adding && property.ValueGenerationStrategy == ValueGenerationStrategy.StoreIdentity));
// TODO: Default values
// TODO: Should not need to filter key values here but they currently can get marked as modified
var writeValue = (adding && property.ValueGenerationStrategy != ValueGenerationStrategy.StoreComputed &&
property.ValueGenerationStrategy != ValueGenerationStrategy.StoreIdentity) ||
(!isKey && !deleting && stateEntry.IsPropertyModified(property));
if (readValue ||
writeValue ||
isKey ||
isCondition)
{
if (readValue)
{
_requiresResultPropagation = true;
}
columnModifications.Add(new ColumnModification(
stateEntry, property, _parameterNameGenerator.GenerateNext(), readValue, writeValue, isKey, isCondition));
}
}
}
return(columnModifications);
}
