private RealtimeViewComponentsModel CreateChildViewsModel(Dictionary <int, RealtimeView> childViewMap)
{
// Create models for all views
Dictionary <int, IModel> childViewModelMap = new Dictionary <int, IModel>();
foreach (KeyValuePair <int, RealtimeView> pair in childViewMap)
{
int viewID = pair.Key;
RealtimeView view = pair.Value;
if (view == null)
{
// Note: Deprecated view IDs will have a null view property. This is normal and they can be safely ignored.
continue;
}
// Create model
RealtimeViewModel viewModel = view._CreateChildViewModel();
if (viewModel == null)
{
Debug.LogError("Model supplied by child RealtimeView is null. Skipping view: (" + viewID + ":" + view + ")", view);
continue;
}
// Set model
childViewModelMap[viewID] = viewModel;
}
// Create RealtimeViewComponentsModel
RealtimeViewComponentsModel childViewsModel = new RealtimeViewComponentsModel(childViewModelMap);
return(childViewsModel);
}
public RealtimeViewModel _CreateRootSceneViewModel()
{
if (!isRootSceneView)
{
Debug.LogError("RealtimeView: Asked to create root scene view model for view that's not a root scene view. This is a bug!");
}
// Create components model
Dictionary <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > componentMap = CreateComponentMap();
RealtimeViewComponentsModel componentsModel = CreateComponentsModel(componentMap);
// Create child views model
Dictionary <int, RealtimeView> childViewsMap = CreateChildViewMap();
RealtimeViewComponentsModel childViewsModel = CreateChildViewsModel(childViewsMap);
// Ownership / lifetime flags
int ownerID = _sceneViewOwnedByCreatingClient ? _realtime.clientID : -1;
uint lifetimeFlags = 0;
if (_sceneViewPreventOwnershipTakeover)
{
lifetimeFlags |= (uint)MetaModel.LifetimeFlags.PreventOwnershipTakeover;
}
if (_sceneViewDestroyWhenOwnerOrLastClientLeaves)
{
lifetimeFlags |= (uint)MetaModel.LifetimeFlags.DestroyWhenOwnerOrLastClientLeaves;
}
// Create RealtimeViewModel
RealtimeViewModel viewModel = new RealtimeViewModel(_sceneViewUUID, ownerID, lifetimeFlags, componentsModel, childViewsModel);
return(viewModel);
}
// Prefab Child Realtime View
public RealtimeViewModel(RealtimeViewComponentsModel componentsModel, RealtimeViewComponentsModel childViewsModel)
{
_metaModel = new MetaModel();
_componentsModel = componentsModel;
_childViewsModel = childViewsModel;
}
private void CreateComponentsModelAndChildViewsModelIfNeeded(string prefabName)
{
// Load the prefab
GameObject prefab = Resources.Load <GameObject>(prefabName);
if (prefab == null)
{
Debug.LogError("Attempting to instantiate prefab from datastore. Failed to find prefab \"" + prefabName + "\". Make sure it's in a Resources folder. Bailing.");
return;
}
// Get the RealtimeView script at the root
RealtimeView prefabRealtimeView = prefab.GetComponent <RealtimeView>();
if (prefabRealtimeView == null)
{
Debug.LogError("Attempting to instantiate prefab from datastore. Failed to find RealtimeView component on prefab \"" + prefabName + "\". Make sure the prefab has a RealtimeView script at the root level. Bailing.");
return;
}
if (_componentsModel == null)
{
_componentsModel = prefabRealtimeView._CreateComponentsModel();
}
if (_childViewsModel == null)
{
_childViewsModel = prefabRealtimeView._CreateChildViewsModel();
}
}
private RealtimeViewComponentsModel CreateComponentsModel(Dictionary <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > componentMap)
{
// Create models for all components
Dictionary <int, IModel> componentModelMap = new Dictionary <int, IModel>();
foreach (KeyValuePair <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > pair in componentMap)
{
int componentID = pair.Key;
Component component = pair.Value.First;
MethodInfo createModelMethod = pair.Value.Second;
PropertyInfo modelProperty = pair.Value.Third;
// Create model
object componentModelObject = null;
if (createModelMethod != null)
{
componentModelObject = createModelMethod.Invoke(null, null);
if (componentModelObject == null)
{
Debug.LogError("Model supplied by MonoBehaviour's CreateModel method is null. Skipping component: (" + componentID + ":" + component + ")", component);
continue;
}
}
else
{
// Create it using the type from the model property.
Type modelType = modelProperty.PropertyType;
try {
componentModelObject = Activator.CreateInstance(modelType);
} catch (MissingMethodException) {
Debug.LogError("MonoBehaviour doesn't have CreateModel method, and model type (" + modelType + ") doesn't have a public default constructor. Skipping component: (" + componentID + ":" + component + ")", component);
continue;
} catch (Exception exception) {
Debug.LogError("MonoBehaviour doesn't have CreateModel method, and Realtime was unable to create a model instance. Skipping component: (" + componentID + ":" + component + ") (" + exception + ")", component);
continue;
}
}
// Verify model implements IModel
IModel componentModel = componentModelObject as IModel;
if (componentModel == null)
{
Debug.LogError("Model created by MonoBehaviour (" + componentModelObject.GetType() + ") doesn't implement IModel interface. Skipping component: (" + componentID + ":" + component + ")", component);
continue;
}
// Set model
componentModelMap[componentID] = componentModel;
}
// Create RealtimeViewComponentsModel
RealtimeViewComponentsModel componentsModel = new RealtimeViewComponentsModel(componentModelMap);
return(componentsModel);
}
// Prefab Realtime View
public RealtimeViewModel(string prefabName, int ownerID, uint lifetimeFlags, RealtimeViewComponentsModel componentsModel, RealtimeViewComponentsModel childViewsModel)
{
_prefabName = prefabName;
_metaModel = new MetaModel();
_metaModel.ownerID = ownerID;
_metaModel.lifetimeFlags = lifetimeFlags;
_componentsModel = componentsModel;
_childViewsModel = childViewsModel;
}
// Scene Realtime View
public RealtimeViewModel(byte[] sceneViewUUID, int ownerID, uint lifetimeFlags, RealtimeViewComponentsModel componentsModel, RealtimeViewComponentsModel childViewsModel)
{
_sceneViewUUID = sceneViewUUID;
_metaModel = new MetaModel();
_metaModel.ownerID = ownerID;
_metaModel.lifetimeFlags = lifetimeFlags;
_componentsModel = componentsModel;
_childViewsModel = childViewsModel;
}
public void SetChildViewsModelAndDeserializeCachedModelsIfNeeded(RealtimeViewComponentsModel childViewsModel)
{
if (_childViewsModel != null)
{
Debug.LogError("Attempting to deserialize cached child views model on RealtimeViewModel that already has a child views model. This is a bug!");
return;
}
_childViewsModel = childViewsModel;
DeserializeCachedChildViewsModelIfNeeded();
}
public RealtimeViewModel _CreateChildViewModel()
{
if (!isChildView)
{
Debug.LogError("RealtimeView: Asked to create child view model for view that's not a child view. This is a bug!");
}
// Create components model
Dictionary <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > componentMap = CreateComponentMap();
RealtimeViewComponentsModel componentsModel = CreateComponentsModel(componentMap);
// Create child views model
Dictionary <int, RealtimeView> childViewsMap = CreateChildViewMap();
RealtimeViewComponentsModel childViewsModel = CreateChildViewsModel(childViewsMap);
// Create RealtimeViewModel
RealtimeViewModel viewModel = new RealtimeViewModel(componentsModel, childViewsModel);
return(viewModel);
}
public RealtimeViewModel _CreateRootPrefabViewModel(string prefabName, int ownerID, uint lifetimeFlags)
{
if (!isRootPrefabView)
{
Debug.LogError("RealtimeView: Asked to create root prefab view model for view that's not on the root of a prefab. This is a bug!");
}
// Create components model
Dictionary <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > componentMap = CreateComponentMap();
RealtimeViewComponentsModel componentsModel = CreateComponentsModel(componentMap);
// Create child views model
Dictionary <int, RealtimeView> childViewsMap = CreateChildViewMap();
RealtimeViewComponentsModel childViewsModel = CreateChildViewsModel(childViewsMap);
// Create RealtimeViewModel
RealtimeViewModel viewModel = new RealtimeViewModel(prefabName, ownerID, lifetimeFlags, componentsModel, childViewsModel);
return(viewModel);
}
private void SetModel(RealtimeViewModel model)
{
if (model == _model)
{
return;
}
if (_model != null)
{
_model._SetRealtimeView(null);
}
_model = model;
if (_model != null)
{
_model._SetRealtimeView(this);
Dictionary <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > componentMap = CreateComponentMap();
// Create components model if needed (can happen if RealtimeViewModel existed in the datastore but hasn't been linked to a RealtimeView yet)
RealtimeViewComponentsModel componentsModel = _model.componentsModel;
if (_model.componentsModel == null)
{
componentsModel = CreateComponentsModel(componentMap);
_model.SetComponentsModelAndDeserializeCachedModelsIfNeeded(componentsModel);
}
// Loop through components and assign models
foreach (KeyValuePair <int, Tuple <Component, MethodInfo, PropertyInfo, PropertyInfo> > pair in componentMap)
{
int componentID = pair.Key;
Component component = pair.Value.First;
MethodInfo createModelMethod = pair.Value.Second;
PropertyInfo modelProperty = pair.Value.Third;
PropertyInfo realtimeViewProperty = pair.Value.Fourth;
IModel componentModel = componentsModel[componentID];
if (componentModel == null)
{
Debug.LogError("RealtimeView is attempting to connect a component to its model, but cannot find model for component: (" + componentID + ":" + component + "). This is a bug!", component);
continue;
}
// Set realtime view reference on object if it supports it
if (realtimeViewProperty != null)
{
realtimeViewProperty.SetValue(component, this, null);
}
// Set model on component
modelProperty.SetValue(component, componentModel, null);
}
Dictionary <int, RealtimeView> childViewMap = CreateChildViewMap();
// Create child views model if needed (can happen if RealtimeViewModel existed in the datastore but hasn't been linked to a RealtimeView yet)
RealtimeViewComponentsModel childViewsModel = _model.childViewsModel;
if (childViewsModel == null)
{
childViewsModel = CreateChildViewsModel(childViewMap);
_model.SetChildViewsModelAndDeserializeCachedModelsIfNeeded(childViewsModel);
}
// Loop through child views and assign models
foreach (KeyValuePair <int, RealtimeView> pair in childViewMap)
{
int viewID = pair.Key;
RealtimeView view = pair.Value;
RealtimeViewModel viewModel = childViewsModel[viewID] as RealtimeViewModel;
if (viewModel == null)
{
Debug.LogError("RealtimeView attempting to connect child view to its models, but cannot find model for view: (" + viewID + ":" + view + "). This is a bug!", view);
continue;
}
// Set realtime instance and model
view._SetRealtime(_realtime);
view.model = viewModel;
}
}
}
