private bool CanCreateLanguageVariation(Response viewModel, Concept newConcept)
{
var group = _conceptRepository.GetByGroupId(newConcept.GroupId);
if (group == null || group.Count == 0)
{
viewModel.Errors.TryAddModelError("groupId", "GroupId did not have a valid value");
return(false);
}
var metas = _metaRepository.GetByRangeOfIds(newConcept.MetaIds);
var metasWithoutLanguage = metas
.Where(x => !x.Category.TypeGroup.Name.ToLower().Equals("language"))
.Select(x => x.LanguageVariation)
.ToList();
var newMetaLanguage = metas.FirstOrDefault(x => x.Category.TypeGroup.Name.ToLower().Equals("language"));
// Validate metas
foreach (var concept in group)
{
var groupMeta = _metaRepository.GetByRangeOfIds(concept.MetaIds);
var metasForConceptWithoutLanguage = groupMeta
.Where(x => !x.Category.TypeGroup.Name.ToLower().Equals("language"))
.Select(x => x.LanguageVariation)
.ToList();
var groupLanguage = groupMeta.FirstOrDefault(x => x.Category.TypeGroup.Name.ToLower().Equals("language"));
if (groupLanguage != null && newMetaLanguage != null &&
groupLanguage.LanguageVariation.Equals(newMetaLanguage.LanguageVariation))
{
viewModel.Errors.TryAddModelError("metaIds", "Cannot create a concept with the same language");
return(false);
}
var commonMetas = metasForConceptWithoutLanguage.Intersect(metasWithoutLanguage).ToList();
if (metasForConceptWithoutLanguage.Count != metasWithoutLanguage.Count || commonMetas.Count != metasWithoutLanguage.Count)
{
viewModel.Errors.TryAddModelError("metaIds", "Did not contain similar meta as rest of the concept group");
return(false);
}
}
return(true);
}