/// <summary>Implements basic check and convertion logic for ConvertFromJson method.</summary>
protected static object CheckAndConvertFromJson(
IEntityConfig entityConfig, JsonObject source, bool throwOnError, Func <JsonObject, object> convert)
{
var documentObject = source.DeepClone();
var documentId = documentObject.GetPrimitiveProperty <string>(Document.IdPropertyName);
var revision = documentObject.GetPrimitiveProperty <string>(Document.RevisionPropertyName);
var documentType = documentObject.GetPrimitiveProperty <string>(Document.TypePropertyName);
if (documentType != null)
{
documentObject.Remove(Document.TypePropertyName);
}
if (documentType.HasNoValue())
{
return(LogAndThrowIfNeeded <object>(throwOnError, new DocumentTypeMissingException(documentObject.ToString())));
}
if (entityConfig.DocumentType != documentType)
{
return(LogAndThrowInvalidOperationExceptionIfNeeded <object>(
throwOnError,
"Deserializing document's type {0} does not match type {1} in configuration.", documentType,
entityConfig.DocumentType
));
}
if (string.IsNullOrWhiteSpace(documentId))
{
return(LogAndThrowIfNeeded <object>(throwOnError, new DocumentIdMissingException(documentObject.ToString())));
}
if (string.IsNullOrWhiteSpace(revision))
{
return(LogAndThrowIfNeeded <object>(throwOnError, new DocumentRevisionMissingException(documentObject.ToString())));
}
var entityId = entityConfig.ConvertDocumentIdToEntityId(documentId);
if (string.IsNullOrWhiteSpace(entityId))
{
return(LogAndThrowInvalidOperationExceptionIfNeeded <object>(
throwOnError,
"IEntityConfig.ConvertDocumentIdToEntityId() should not ever return null, empty or whitespace string."
));
}
var entity = convert(documentObject);
entityConfig.SetId(entity, entityId);
entityConfig.SetRevision(entity, revision);
return(entity);
}
private static void GenerateIdIfNeeded(object entity, IEntityConfig entityConfiguration, IIdGenerator idGenerator)
{
var id = entityConfiguration.GetId(entity);
if (id == null)
{
var generatedId = idGenerator.GenerateId();
Debug.Assert(!string.IsNullOrEmpty(generatedId));
entityConfiguration.SetId(entity, generatedId);
}
}