static MapperDescritor findMapperDescritorForMapFromType(Type type)
{
TypeInfo typeInfo = type.GetTypeInfo();
bool hasMapFromTypeAttribute = type.IsDefined(typeof(MapFromTypeAttribute));
if (!hasMapFromTypeAttribute)
{
return(null);
}
MapFromTypeAttribute mapFromTypeAttribute = typeInfo.GetCustomAttribute <MapFromTypeAttribute>();
Type sourceType = mapFromTypeAttribute.type;
Type targetType = type;
bool reverseMap = mapFromTypeAttribute.ReverseMap;
MapperDescritor mapperDescritor = new MapperDescritor(sourceType, targetType, reverseMap);
var properties = typeInfo.GetProperties();
foreach (var property in properties)
{
if (property.IsDefined(typeof(MapFromTypeAttribute)) == false)
{
continue;
}
MapFromMemberAttribute mapFromMemberAttribute = property.GetCustomAttribute <MapFromMemberAttribute>();
PropertyInfo sourceMember = sourceType.GetProperty(mapFromMemberAttribute.MemberName);
if (sourceMember == null)
{
throw new Exception($"Source type '{sourceType.FullName}' does define property named '{mapFromMemberAttribute.MemberName}',");
}
MapperMemberRelationship memberRelationship = new MapperMemberRelationship(sourceType, property);
mapperDescritor.MemberRelationships.Add(memberRelationship);
}
return(mapperDescritor);
}
static List <MapperDescritor> FindMapperDescritors(Assembly assembly)
{
IEnumerable <Type> exportedTypes = assembly.ExportedTypes;
List <MapperDescritor> ret = new List <MapperDescritor>();
foreach (Type exportedType in exportedTypes)
{
MapperDescritor mapperDescritorOfMapToTypeAttr = FindMapperdDescritorForMapToType(exportedType);
if (mapperDescritorOfMapToTypeAttr != null)
{
ret.Add(mapperDescritorOfMapToTypeAttr);
}
MapperDescritor mapperDescritorOfMapFromTypeAttr = findMapperDescritorForMapFromType(exportedType);
if (mapperDescritorOfMapFromTypeAttr != null)
{
ret.Add(mapperDescritorOfMapFromTypeAttr);
}
}
return(ret);
}
static MapperDescritor FindMapperdDescritorForMapToType(Type type)
{
TypeInfo typeInfo = type.GetTypeInfo();
bool hasMapToTypeAttribute = typeInfo.IsDefined(typeof(MapToTypeAttribute));
if (!hasMapToTypeAttribute)
{
return(null);
}
MapToTypeAttribute mapToTypeAttribute = typeInfo.GetCustomAttribute <MapToTypeAttribute>();
Type sourceType = type;
Type targetType = mapToTypeAttribute.Type;
bool reverseMap = mapToTypeAttribute.ReverseMap;
MapperDescritor mapperDescritor = new MapperDescritor(sourceType, targetType, reverseMap);
var properties = typeInfo.GetProperties();
foreach (var property in properties)
{
if (property.IsDefined(typeof(MapToMemberAttribute)) == false)
{
continue;
}
MapToMemberAttribute mapToMemberAttribute = property.GetCustomAttribute <MapToMemberAttribute>();
PropertyInfo targetMember = targetType.GetProperty(mapToMemberAttribute.MemberName);
if (targetMember == null)
{
throw new Exception(string.Format("Target type '{0}' does not define property named '{1}'.", targetType.FullName, mapToMemberAttribute.MemberName));
}
MapperMemberRelationship memberRelationship = new MapperMemberRelationship(property, targetMember);
mapperDescritor.MemberRelationships.Add(memberRelationship);
}
return(mapperDescritor);
}