private KeyValuePair <Models.Relationship, PropertyBuilder> CreateOneToManyProperty(Models.Relationship oneToMany,
TypeBuilder typeBuilder,
IEnumerable <Type> knowEntities)
{
var type = knowEntities.Where(c => c.Name == oneToMany.Many.Name).Single();
var collectionType = typeof(ICollection <>).MakeGenericType(type);
var fieldInfo = FieldHelper.CreatePrivateField(typeBuilder, collectionType,
$"__navProp_{oneToMany.Many.Name}");
var propertyBuilder = PropertyHelper.CreateProperty(typeBuilder, oneToMany.ManyNavigationName,
collectionType, PropertyHelper.PropertyGetSet.Both);
var hashSetType = typeof(HashSet <>).MakeGenericType(type);
var ctors = typeof(HashSet <>).GetConstructor(Type.EmptyTypes);
var hashSetConstructor = TypeBuilder.GetConstructor(hashSetType, ctors);
GenerateOneToManyGetPropertyBody(propertyBuilder.GetMethod as MethodBuilder, fieldInfo, hashSetConstructor);
GenerateOneToManySetPropertyBody(propertyBuilder.SetMethod as MethodBuilder, fieldInfo);
// Apply InverseProperty Attribute
var inverseProxyAttrConstruct = typeof(InversePropertyAttribute).GetConstructor(new Type[] { typeof(string) });
var inverseProxyBuilder = new CustomAttributeBuilder(inverseProxyAttrConstruct, new string[] { oneToMany.OneNavigationName });
propertyBuilder.SetCustomAttribute(inverseProxyBuilder);
return(new KeyValuePair <Models.Relationship, PropertyBuilder>(oneToMany, propertyBuilder));
}
private KeyValuePair <Models.Relationship, PropertyBuilder> CreateManyToOneProperty(Models.Relationship manyToOne,
TypeBuilder typeBuilder,
IEnumerable <Type> knowEntities)
{
Type type = knowEntities.Where(c => c.Name == manyToOne.One.Name).Single();
PropertyBuilder propertyBuilder = PropertyHelper.CreateAutoProperty(typeBuilder, manyToOne.OneNavigationName,
type, PropertyHelper.PropertyGetSet.Both);
return(new KeyValuePair <Models.Relationship, PropertyBuilder>(manyToOne, propertyBuilder));
}