public async Task <AFElementTemplateSlim> GetElementTemplateSlimAsync(AFElementTemplateDTO elementTemplateDTO, AFElementDTO elementDTO)
{
List <AFAttributeTemplateDTO> attributeTemplates = await GetAllAttributeTemplateDTOsAsync(elementTemplateDTO);
List <AFAttributeDTO> attributeInstances = await GetAllAttributeDTOsAsync(elementDTO);
return(elementTemplateDTO.ToSlim(attributeTemplates, attributeInstances));
}
private async Task <List <AFAttributeTemplateDTO> > GetTopLevelAttributeTemplateDTOsAsync(AFElementTemplateDTO elementTemplateDTO)
{
List <AFAttributeTemplateDTO> allTopLevelAttributes = new List <AFAttributeTemplateDTO>();
string requestUri = string.Format("elementtemplates/{0}/attributetemplates", elementTemplateDTO.WebId);
List <AFAttributeTemplateDTO> topLevelAttributes = await GetObjectAsync <ItemCollectionDTO <AFAttributeTemplateDTO> >(requestUri);
//Recurse to read attributes from the chain of base templates
if (elementTemplateDTO.HasBaseTemplate)
{
AFElementTemplateDTO baseTemplateDTO = await GetObjectAsync <AFElementTemplateDTO>(elementTemplateDTO.BaseTemplateUri);
List <AFAttributeTemplateDTO> baseAttributes = await GetTopLevelAttributeTemplateDTOsAsync(baseTemplateDTO);
topLevelAttributes.AddRange(baseAttributes);
}
return(topLevelAttributes);
}
/// <summary>
/// Slims an AF SDK AFElementTemplate
/// </summary>
/// <param name="elementTemplate">The template to be slimmed</param>
/// <param name="attributeTemplates">The template's attributes</param>
/// <param name="attributeInstances">Optional attribute instances to provide data reference information if not set on the template</param>
/// <returns></returns>
public static AFElementTemplateSlim ToSlim(this AFElementTemplateDTO elementTemplate, IEnumerable <AFAttributeTemplateDTO> attributeTemplates, IEnumerable <AFAttributeDTO> attributeInstances = null)
{
//Populate element template
AFElementTemplateSlim slim = new AFElementTemplateSlim()
{
Id = elementTemplate.Id,
Name = elementTemplate.Name,
Description = elementTemplate.Description,
InstanceTypeName = elementTemplate.InstanceType,
Path = elementTemplate.Path
};
//Populate attribute templates
var attributeInstancesByFullName = attributeInstances.ToDictionary(a => a.GetPathRelativeToElement());
var attributeTemplatesByFullName = attributeTemplates.ToDictionary(a => a.GetPathRelativeToElement());
slim.AllAttributes = attributeTemplatesByFullName.Select(kvp => kvp.Value.ToSlim(attributeInstancesByFullName[kvp.Key])).ToList();
return(slim);
}
private async Task <List <AFAttributeTemplateDTO> > GetAllAttributeTemplateDTOsAsync(AFElementTemplateDTO elementTemplateDTO)
{
List <AFAttributeTemplateDTO> topLevelAttributes = await GetTopLevelAttributeTemplateDTOsAsync(elementTemplateDTO).ConfigureAwait(false);
List <Task <List <AFAttributeTemplateDTO> > > attributeQueryTasks = new List <Task <List <AFAttributeTemplateDTO> > >();
foreach (AFAttributeTemplateDTO topLevelAttribute in topLevelAttributes)
{
Task <List <AFAttributeTemplateDTO> > attributeQueryTask = GetAllAttributeTemplateDTOs(topLevelAttribute);
attributeQueryTasks.Add(attributeQueryTask);
}
IEnumerable <List <AFAttributeTemplateDTO> > attributeQueryTaskResults = await Task.WhenAll <List <AFAttributeTemplateDTO> >(attributeQueryTasks).ConfigureAwait(false);
return(attributeQueryTaskResults.SelectMany(aq => aq).ToList());
}
public async Task <AFElementTemplateSlim> GetElementTemplateSlimAsync(string templateAbsolutePath, AFElementDTO elementDTO)
{
AFElementTemplateDTO elementTemplateDTO = await GetElementTemplateDTOAsync(templateAbsolutePath);
return(await GetElementTemplateSlimAsync(elementTemplateDTO, elementDTO).ConfigureAwait(false));
}
