public void SaveData(EAV.Model.IModelRootInstance instance)
{
HttpResponseMessage response;
if (instance.ObjectState == EAV.Model.ObjectState.New)
{
response = client.PostAsJsonAsync <EAV.Store.IStoreInstance>(String.Format("api/data/subjects/{0}/instances?container={1}", instance.SubjectID.GetValueOrDefault(), instance.ContainerID), instance).Result;
if (response.IsSuccessStatusCode)
{
EAVModelLibrary.ModelInstance newInstance = response.Content.ReadAsAsync <EAVModelLibrary.ModelRootInstance>().Result;
instance.InstanceID = newInstance.InstanceID;
instance.MarkUnmodified();
}
else
{
throw (new ApplicationException("Attempt to create data failed."));
}
}
else if (instance.ObjectState == EAV.Model.ObjectState.Modified)
{
response = client.PatchAsJsonAsync <EAV.Store.IStoreInstance>("api/data/instances", instance).Result;
if (response.IsSuccessStatusCode)
{
instance.MarkUnmodified();
}
else
{
throw (new ApplicationException("Attempt to update data failed."));
}
}
foreach (EAVModelLibrary.ModelValue value in instance.Values)
{
SaveValue(value);
}
foreach (EAVModelLibrary.ModelChildInstance childInstance in instance.ChildInstances)
{
SaveChildInstance(childInstance);
}
if (instance.ObjectState == EAV.Model.ObjectState.Deleted)
{
response = client.DeleteAsync(String.Format("api/data/instances/{0}", instance.InstanceID.GetValueOrDefault())).Result;
if (response.IsSuccessStatusCode)
{
}
else
{
throw (new ApplicationException("Attempt to delete data failed."));
}
}
}
public void LoadData(EAV.Model.IModelRootInstance instance)
{
bool instanceWasUnmodified = instance.ObjectState == EAV.Model.ObjectState.Unmodified;
HttpResponseMessage response = client.GetAsync(String.Format("api/data/instances/{0}/instances", instance.InstanceID.GetValueOrDefault())).Result;
if (response.IsSuccessStatusCode)
{
instance.ChildInstances.Clear();
var childInstances = response.Content.ReadAsAsync <IEnumerable <EAVModelLibrary.ModelChildInstance> >().Result;
foreach (EAVModelLibrary.ModelChildInstance childInstance in childInstances)
{
childInstance.MarkUnmodified();
EAV.Model.IModelContainer container = instance.Container.ChildContainers.Single(it => it.ContainerID == childInstance.ContainerID);
childInstance.Container = container;
if (container.Attributes.Any())
{
LoadValues(childInstance, container.Attributes);
}
if (container.ChildContainers.Any())
{
LoadChildInstances(childInstance, container.ChildContainers);
}
instance.ChildInstances.Add(childInstance);
childInstance.MarkUnmodified();
}
if (instanceWasUnmodified)
{
instance.MarkUnmodified();
}
}
else
{
throw (new ApplicationException("Attempt to load data failed."));
}
}