public void GetLinkData()
{
List <LinkData> newListOfLinks = new List <LinkData>();
foreach (LinkData linkData in ListOfLinks)
{
linkData.GetAllClass();
if (linkData.Direction != null)
{
if (linkData.Direction.Equals("destination -> source"))
{
if (linkData.ClassEnd.GetProperty(linkData.ClassStart.Name + "_ids") == null)
{
PropertyData propertyData = new PropertyData();
propertyData.Parent = linkData.ClassEnd;
propertyData.Name = linkData.ClassStart.Name + "_ids";
propertyData.Default = null;
linkData.ClassEnd.ListOfProperties.Add(propertyData);
LinkData newLinkData = new LinkData();
newLinkData.ClassStart = linkData.ClassStart;
newLinkData.ClassEnd = linkData.ClassEnd;
newLinkData.PropertyStart = propertyData;
propertyData.LinkData = newLinkData;
newLinkData.Kind = KindLink.Associate;
newLinkData.PropertyEnd = newLinkData.ClassEnd.GetProperty("id");
newLinkData.MultiplicityStart = "0..*";
newLinkData.MultiplicityEnd = "1";
newListOfLinks.Add(newLinkData);
if (!linkData.ClassStart.Equals(this))
{
linkData.ClassStart.ListOfLinks.Add(newLinkData);
}
}
}
else // Destination = source -> destination
{
switch (linkData.Kind)
{
case KindLink.Generalize:
{
Inherit = linkData.ClassEnd;
break;
}
}
}
}
}
ListOfLinks.AddRange(newListOfLinks);
}
string _getHashLinks(ListOfLinks links)
{
if (links == null)
{
return(null);
}
var s = string.Join("", links.Link.Select(_ => _.Href));
var hash = HashHelper.Hash(Encoding.UTF8.GetBytes(s));
return(hash);
}
public async Task <List <T> > LoadLinkEntities <T>(ListOfLinks links, string key, string rel, bool forceRefresh)
where T : class, new()
{
if (links == null)
{
return(null);
}
key += _getHashLinks(links);
var cacheResult = await GetEntity <List <T> >(key);
if (cacheResult != null && !forceRefresh)
{
return(cacheResult);
}
var repo = Scope.Resolve <IGenericWebRepo <T> >();
var resultTasks = new List <Task <T> >();
if (links.Link == null)
{
return(null);
}
foreach (var l in links.Link)
{
if (l.Rel != rel)
{
continue;
}
var lClosure = l;
lClosure.Href = lClosure.Href.Replace("sessionregistrations.", "sessionregistrations");//hardcode fix a bug in the arlo api
resultTasks.Add(TaskThrottler.Get("GetLinkEntities", 15).Throttle(() => repo.Get(lClosure.Href)));
}
var resultFromTasks = await Task.WhenAll(resultTasks);
var listResult = resultFromTasks.ToList();
await SetEntity(key, listResult);
return(listResult);
}
public async Task <T> RecurseGetLinks <T>(ListOfLinks links, string key, string rel, bool doNext, bool forceRefresh)
where T : ListOfLinks, new()
{
key += _getHashLinks(links);
var cacheResult = await GetEntity <T>(key);
if (cacheResult != null && !forceRefresh)
{
return(cacheResult);
}
var sessionUrl = links.FindLink(rel);
if (sessionUrl == null)
{
return(null);
}
var sessionsFromServer = await _recurseLinks <T>(sessionUrl, doNext);
await SetEntity(key, sessionsFromServer);
return(sessionsFromServer);
}
public static string FindLink(this ListOfLinks links, string linkRel)
{
return(links.Link.FirstOrDefault(_ => _.Rel == linkRel)?.Href);
}
