private async Task <ResponseBase> InitializeUpdate(UpdateRangeCommand command,
KeyValuePair <Type, string> property,
HttpInformation context, SapphireDbContext db)
{
bool updateRejected;
List <ValidatedResponseBase> updateResults;
do
{
updateRejected = false;
updateResults = command.Entries.Select <UpdateEntry, ValidatedResponseBase>((updateEntry) =>
{
object[] primaryKeys = property.Key.GetPrimaryKeyValuesFromJson(db, updateEntry.Value);
object dbValue = db.Find(property.Key, primaryKeys);
if (dbValue == null)
{
if (property.Key.JsonContainsData(db, updateEntry.Value))
{
updateEntry.Value.Merge(updateEntry.UpdatedProperties);
object completeValue = updateEntry.Value.ToObject(property.Key);
return(CreateRangeCommandHandler.SetPropertiesAndValidate <UpdateEventAttribute>(db, property, completeValue, context, serviceProvider));
}
throw new ValueNotFoundException(command.ContextName, command.CollectionName, primaryKeys);
}
if (!property.Key.CanUpdate(context, dbValue, serviceProvider))
{
throw new UnauthorizedException("The user is not authorized for this action.");
}
return(ApplyChangesToDb(command, property, dbValue, updateEntry.Value, updateEntry.UpdatedProperties, db, context));
}).ToList();
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
foreach (EntityEntry entityEntry in db.ChangeTracker.Entries())
{
await entityEntry.ReloadAsync();
}
updateRejected = true;
}
} while (updateRejected);
foreach (ValidatedResponseBase response in updateResults)
{
if (response.Value != null)
{
property.Key.ExecuteHookMethods <UpdateEventAttribute>(ModelStoreEventAttributeBase.EventType.After,
response.Value, null, context, serviceProvider);
}
}
return(new UpdateRangeResponse
{
ReferenceId = command.ReferenceId,
Results = updateResults
});
}
private async Task <ResponseBase> InitializeUpdate(UpdateRangeCommand command, KeyValuePair <Type, string> property,
HttpInformation context, SapphireDbContext db)
{
List <object> updateValues = command.Entries.Select(e => e.Value)
.Select(newValue => newValue.ToObject(property.Key))
.ToList();
UpdateRangeResponse response;
bool updateRejected;
do
{
updateRejected = false;
response = new UpdateRangeResponse
{
ReferenceId = command.ReferenceId,
Results = updateValues.Select((updateValue, index) =>
{
if (!property.Key.CanUpdate(context, updateValue, serviceProvider))
{
return((UpdateResponse)command.CreateExceptionResponse <UpdateResponse>(
"The user is not authorized for this action."));
}
object[] primaryKeys = property.Key.GetPrimaryKeyValues(db, updateValue);
object value = db.Find(property.Key, primaryKeys);
if (value != null)
{
object previousValue = command.Entries[index].Previous?.ToObject(property.Key);
return(ApplyChangesToDb(property, value, updateValue, previousValue, db, context));
}
return((ValidatedResponseBase)CreateRangeCommandHandler
.SetPropertiesAndValidate <UpdateEventAttribute>(db, property, updateValue, context,
serviceProvider));
}).ToList()
};
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
foreach (EntityEntry entityEntry in db.ChangeTracker.Entries())
{
await entityEntry.ReloadAsync();
}
updateRejected = true;
}
} while (updateRejected);
foreach (object value in updateValues)
{
property.Key.ExecuteHookMethods <UpdateEventAttribute>(ModelStoreEventAttributeBase.EventType.After, value, context, serviceProvider);
}
return(response);
}