public ModelEvent AddRelationship(
ModelNodeId sourceId,
ModelNodeId targetId,
ModelRelationshipStereotype stereotype,
object payload = null)
{
if (payload != null && _payloadToModelRelationshipMap.ContainsKey(payload))
{
throw new Exception($"The model already contains a relationship with payload: {payload}");
}
var relationship = CreateRelationship(sourceId, targetId, stereotype, payload);
if (!IsRelationshipValid(relationship))
{
throw new ArgumentException($"{relationship} is invalid.");
}
var itemEvents = new List <ModelItemEventBase>();
var(newGraph, newPayloadToModelRelationshipMap) = AddRelationshipCore(
relationship,
_graph,
_payloadToModelRelationshipMap,
itemEvents);
var newModel = CreateInstance(newGraph, _payloadToModelNodeMap, newPayloadToModelRelationshipMap);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent AddNode(
string name,
ModelNodeStereotype stereotype,
object payload = null,
ModelNodeId?parentNodeId = null)
{
if (payload != null && _payloadToModelNodeMap.ContainsKey(payload))
{
throw new Exception($"The model already contains a node with payload: {payload}");
}
var itemEvents = new List <ModelItemEventBase>();
var newNode = CreateNode(name, stereotype, payload);
var(newGraph, newPayloadToModelNodeMap) = AddNodeCore(newNode, _graph, _payloadToModelNodeMap, itemEvents);
var newPayloadToModelRelationshipMap = _payloadToModelRelationshipMap;
if (parentNodeId.HasValue)
{
var containsRelationship = CreateRelationship(parentNodeId.Value, newNode.Id, ModelRelationshipStereotype.Containment, payload: null);
(newGraph, newPayloadToModelRelationshipMap) = AddRelationshipCore(
containsRelationship,
newGraph,
newPayloadToModelRelationshipMap,
itemEvents);
}
var newModel = CreateInstance(newGraph, newPayloadToModelNodeMap, newPayloadToModelRelationshipMap);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent Clear()
{
var newModel = Create();
// Shall we raise node and relationship removed events ?
return(ModelEvent.Create(newModel));
}
public ModelEvent RemoveRelationship(ModelRelationshipId relationshipId)
{
var itemEvents = new List <ModelItemEventBase>();
var newGraph = RemoveRelationshipCore(relationshipId, _graph, itemEvents);
var newModel = CreateInstance(newGraph);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent RemoveRelationship(ModelRelationshipId relationshipId)
{
var itemEvents = new List <ModelItemEventBase>();
var(newGraph, newPayloadToModelRelationshipMap) = RemoveRelationshipCore(relationshipId, _graph, _payloadToModelRelationshipMap, itemEvents);
var newModel = CreateInstance(newGraph, _payloadToModelNodeMap, newPayloadToModelRelationshipMap);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent UpdateNode(IModelNode updatedNode)
{
var itemEvents = new List <ModelItemEventBase>();
var(newGraph, newPayloadToModelNodeMap) = UpdateNodeCore(updatedNode, _graph, _payloadToModelNodeMap, itemEvents);
var newModel = CreateInstance(newGraph, newPayloadToModelNodeMap, _payloadToModelRelationshipMap);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent Clear()
{
var itemEvents = Relationships.Select(i => new ModelRelationshipRemovedEvent(i))
.OfType <ModelItemEventBase>()
.Concat(Nodes.Select(i => new ModelNodeRemovedEvent(i)));
var newModel = Create(
_sequenceProvider,
_modelRuleProviders,
_nodePayloadEqualityComparer,
_relationshipPayloadEqualityComparer);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent RemoveNode(ModelNodeId nodeId)
{
var itemEvents = new List <ModelItemEventBase>();
var newGraph = _graph;
foreach (var relationship in GetRelationships(nodeId))
{
newGraph = RemoveRelationshipCore(relationship.Id, newGraph, itemEvents);
}
newGraph = RemoveNodeCore(nodeId, newGraph, itemEvents);
var newModel = CreateInstance(newGraph);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent RemoveNode(ModelNodeId nodeId)
{
var itemEvents = new List <ModelItemEventBase>();
var newGraph = _graph;
var newPayloadToModelRelationshipMap = _payloadToModelRelationshipMap;
foreach (var relationship in GetRelationships(nodeId))
{
(newGraph, newPayloadToModelRelationshipMap) = RemoveRelationshipCore(relationship.Id, newGraph, newPayloadToModelRelationshipMap, itemEvents);
}
ImmutableDictionary <object, IModelNode> newPayloadToModelNodeMap;
(newGraph, newPayloadToModelNodeMap) = RemoveNodeCore(nodeId, newGraph, _payloadToModelNodeMap, itemEvents);
var newModel = CreateInstance(newGraph, newPayloadToModelNodeMap, newPayloadToModelRelationshipMap);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent AddRelationship(
ModelNodeId sourceId,
ModelNodeId targetId,
ModelRelationshipStereotype stereotype,
object payload = null)
{
var relationship = CreateRelationship(sourceId, targetId, stereotype, payload);
if (!IsRelationshipValid(relationship))
{
throw new ArgumentException($"{relationship} is invalid.");
}
var itemEvents = new List <ModelItemEventBase>();
var newGraph = AddRelationshipCore(relationship, _graph, itemEvents);
var newModel = CreateInstance(newGraph);
return(ModelEvent.Create(newModel, itemEvents));
}
public ModelEvent AddNode(
string name,
ModelNodeStereotype stereotype,
object payload = null,
ModelNodeId?parentNodeId = null)
{
var itemEvents = new List <ModelItemEventBase>();
var newNode = CreateNode(name, stereotype, payload);
var newGraph = AddNodeCore(newNode, _graph, itemEvents);
if (parentNodeId.HasValue)
{
var containsRelationship = CreateRelationship(parentNodeId.Value, newNode.Id, ModelRelationshipStereotype.Containment, payload: null);
newGraph = AddRelationshipCore(containsRelationship, newGraph, itemEvents);
}
var newModel = CreateInstance(newGraph);
return(ModelEvent.Create(newModel, itemEvents));
}
