private static ICypherFluentQuery CommonCreate <T>(
this ICypherFluentQuery query
, T entity
, CreateOptions options
, Func <string, string> getFinalCql) where T : class
{
if (options == null)
{
options = new CreateOptions();
}
var createProperties = GetCreateProperties(entity);
var identifier = entity.EntityParamKey(options.Identifier);
var intermediateCreateCql = GetMatchWithParam(identifier, entity.EntityLabel(), createProperties.Count > 0 ? identifier : "");
var createCql = getFinalCql(intermediateCreateCql);
var dynamicOptions = new CreateDynamicOptions {
IgnoreNulls = true
}; // working around some buug where null properties are blowing up. don't care on create.
var cutdownEntity = entity.CreateDynamic(createProperties, dynamicOptions);
query = query.Create(createCql);
if (createProperties.Count > 0)
{
query = query.WithParam(identifier, cutdownEntity);
}
return(query);
}
private static ICypherFluentQuery CommonMerge <T>(
this ICypherFluentQuery query
, T entity
, string key
, string mergeCql
, List <CypherProperty> mergeOverride = null
, List <CypherProperty> onMatchOverride = null
, List <CypherProperty> onCreateOverride = null) where T : class
{
//A merge requires the properties of both merge, create and match in the cutdown object
var mergeProperties = mergeOverride ?? CypherTypeItemHelper.PropertiesForPurpose <T, CypherMergeAttribute>(entity);
var createProperties = GetCreateProperties(entity, onCreateOverride);
var matchProperties = onMatchOverride ?? CypherTypeItemHelper.PropertiesForPurpose <T, CypherMergeOnMatchAttribute>(entity);
dynamic mergeObjectParam = entity.CreateDynamic(mergeProperties);
var matchParamName = GetMatchParamName(key);
query = query.Merge(mergeCql);
query = query.WithParam(matchParamName, mergeObjectParam);
if (matchProperties.Count > 0)
{
var entityType = entity.GetType();
foreach (var matchProperty in matchProperties)
{
var propertyParam = key + matchProperty.JsonName;
var propertyValue = GetValue(entity, matchProperty, entityType);
query = query.OnMatch().Set(GetSetWithParamCql(key, matchProperty.JsonName, propertyParam));
query = query.WithParam(propertyParam, propertyValue);
}
}
if (createProperties.Count > 0)
{
var createParamName = key + "OnCreate";
dynamic createObjectParam = entity.CreateDynamic(createProperties);
query = query.OnCreate().Set(GetSetWithParamCql(key, createParamName));
query = query.WithParam(createParamName, createObjectParam);
}
return(query);
}
