public static void SaveFacetValues <TEntity>(this TEntity entity, EntityDbContext entityDbContext)
where TEntity : IEntity, IExtensible
{
var FacetData = entity.FindExtension <EntityFacetData>();
if (FacetData == null)
{
return;
}
var FacetValueSet = entityDbContext.GetDataSet <FacetValue>();
foreach (var key in FacetData.FacetValues.Keys.ToList())
{
var FacetValue = FacetData.FacetValues[key];
if (FacetValue.Id == 0 && FacetValue.Value != null)
{
FacetValue.FacetId = key.Id;
FacetValue.EntityId = entity.Id;
FacetValueSet.Add(FacetValue);
}
}
entityDbContext.SaveChanges();
}
public static void LoadFacetValues <TEntity>(this TEntity entity, EntityDbContext entityDbContext)
where TEntity : IEntity, IExtensible
{
var FacetData = entity.FindExtension <EntityFacetData>();
if (FacetData != null)
{
return;
}
var cachedEntityTypeSet = entityDbContext.GetCachedDataSet <CachedEntityType>();
var cachedFacetset = entityDbContext.GetCachedDataSet <CachedFacet>();
var FacetValueSet = entityDbContext.GetDataSet <FacetValue>();
CachedEntityType entityType = cachedEntityTypeSet.GetByType <TEntity>();
var Facets = cachedFacetset.GetAll()
.Where(a => a.EntityTypeId == entityType.Id)
.Where(a => a.DoQualifiersMatchForEntity(entity))
.ToList();
var FacetIds = Facets.Select(a => a.Id)
.ToList();
var FacetValues = FacetValueSet.Where(a => FacetIds.Contains(a.FacetId))
.ToList();
var values = Facets.ToDictionary(
a => a,
a => FacetValues.FirstOrDefault(b => b.FacetId == a.Id) ?? FacetValueSet.Create());
FacetData = new EntityFacetData(values);
entity.AddOrReplaceExtension(FacetData);
}
/// <summary>
/// Called by application code early in the app life cycle to initialize
/// all plugins. Will be called sometime after migrations have run.
/// </summary>
/// <param name="context">The database context the plugin can make changes in.</param>
public override void Initialize(EntityDbContext context)
{
var entityTypes = context.EntityContextOptions.RegisteredEntities.Keys;
var dataSet = context.GetDataSet <EntityType>();
foreach (var entityType in entityTypes)
{
EntityType entity = null;
var guidAttribute = entityType.GetCustomAttribute <GuidAttribute>();
Guid? guid = null;
if (guidAttribute != null && Guid.TryParse(guidAttribute.Value, out var guidValue))
{
guid = guidValue;
entity = dataSet.GetByGuid(guid.Value);
}
else
{
entity = dataSet.AsQueryable()
.Where(a => a.QualifiedName == entityType.AssemblyQualifiedName)
.FirstOrDefault();
}
if (entity == null)
{
entity = new EntityType
{
Guid = guid ?? Guid.NewGuid()
};
dataSet.Add(entity);
}
entity.Name = entityType.FullName;
entity.QualifiedName = entityType.AssemblyQualifiedName;
}
context.SaveChanges();
}