/// <summary>
/// Helper method, that sets the scope decision entry and exit nodes.
/// If source vertex is scope and target vertex is exit decision node, it sets that source scope vertex ExitDecisionNode property to the given target exit node.
/// Similarly, if target vertex is a scope node, and source vertex is decision, it sets that target scope vertex Decision property to the given source decision node.
/// </summary>
/// <param name="sourceVert">The source vert.</param>
/// <param name="targetVert">The target vert.</param>
public static void TryFixScopeDecisionEntryAndExitNodes(ExperimentNode sourceVert, ExperimentNode targetVert)
{
//case 1: sourceVert is ScopeNode, and target is ExitDecisionNode
ScopeNode scopeNode = sourceVert as ScopeNode;
if (scopeNode != null)
{
ExitDecisionNode exitDecisionNode = targetVert as ExitDecisionNode;
if (exitDecisionNode != null)
{
scopeNode.ExitDecisionNode = exitDecisionNode;
}
}
else
{
//case 2: targetNode is ScopeNode, and source is DecisionNode
scopeNode = targetVert as ScopeNode;
if (scopeNode != null)
{
ExperimentDecisionNode decisionNode = sourceVert as ExperimentDecisionNode;
if (decisionNode != null)
{
scopeNode.DecisionNode = decisionNode;
}
}
}
}
/// <summary>
/// Generates the correct node based on metadata contained in serialized vertex data
/// </summary>
/// <param name="id">The id.</param>
/// <param name="nodeData">The node data.</param>
/// <returns>Experiment node</returns>
private ExperimentNode NodeGenerator(string id, SerializedVertexData nodeData)
{
if (id == null)
{
throw new ArgumentNullException("id");
}
if (nodeData == null)
{
throw new ArgumentNullException("nodeData");
}
ExperimentNode node;
if (nodeData.Metadata is StartNodeMetadata)
{
node = new ExperimentStartNode(id, nodeData);
}
else if (nodeData.Metadata is EndNodeMetadata)
{
node = new ExperimentEndNode(id, nodeData);
}
else if (nodeData.Metadata is DecisionMetadata)
{
node = new ExperimentDecisionNode(id, nodeData);
}
else if (nodeData.Metadata is ScopeMetadata)
{
node = new ScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is LoopScopeMetadata)
{
node = new LoopScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is CompositeComponentMetadata)
{
node = new CompositeComponentNode(id, nodeData);
}
else if (nodeData.Metadata is ExitDecisionMetadata)
{
node = new ExitDecisionNode(id, nodeData);
}
else
{
ComponentNode componentNode = new ComponentNode(id, nodeData);
node = componentNode;
}
return(node);
}
/// <summary>
/// Creates the decision component.
/// </summary>
/// <param name="experiment">The experiment to which new component is added.</param>
/// <param name="decisionMetadataDefinition">The decision metadata definition.</param>
/// <param name="data">The data containing position of new vertex</param>
/// <returns>Newly added desicion node (note, that in case of decision additional nodes are constructed, two scopes and exit decision node). They are not returned.</returns>
private static ExperimentDecisionNode CreateDecisionComponent(IEditableExperiment experiment, DecisionMetadataDefinition decisionMetadataDefinition, SerializedVertexData data)
{
data.Metadata = new DecisionMetadata(decisionMetadataDefinition.Label);
ExperimentDecisionNode decisionNode = new ExperimentDecisionNode(Guid.NewGuid().ToString(), data);
experiment.AddVertex(decisionNode);
if (decisionMetadataDefinition.ID == DecisionMetadataDefinition.DecisionGuid)
{
//generate corresponding scopes and exit nodes
GenerateScopesAndExit(experiment, data, decisionNode);
}
//otherwise it is GoTo decision that does not have corresponding scopes, so simply return it
return(decisionNode);
}
/// <summary>
/// Adds a new decision node at the specified coordinates
/// </summary>
public ExperimentDecisionNode AddDecisionToExperiment(Experiment experiment, double positionX, double positionY)
{
ExperimentDecisionNode newNode = null;
SerializedVertexData data = new SerializedVertexData();
data.X = positionX;
data.Y = positionY;
data.Metadata = new DecisionMetadata("Decision");
newNode = new ExperimentDecisionNode(Guid.NewGuid().ToString(), data);
experiment.AddVertex(newNode);
return newNode;
}
/// <summary>
/// If the given decision node is not null, the method updates its code by replacing templateNodeLabel with replacementNodeLabel
/// of all Select(" label ") statements in the decision code.
/// </summary>
/// <param name="templateNodeLabel">The template node label.</param>
/// <param name="replacementNodeLabel">The replacement node label.</param>
/// <param name="decisionNode">The decision node.</param>
private static void FixDecisionCode(string templateNodeLabel, string replacementNodeLabel, ExperimentDecisionNode decisionNode)
{
if (decisionNode != null)
{
string decisionCode = ((DecisionMetadata)decisionNode.Data.Metadata).DecisionCode;
string selectStatementOldLabel = string.Format("Select(\"{0}\")", templateNodeLabel);
if (decisionCode.Contains(selectStatementOldLabel))
{
//replace old label with new label of Select("...") statements;
string selectStatementNewLabel = string.Format("Select(\"{0}\")", replacementNodeLabel);
decisionCode = decisionCode.Replace(selectStatementOldLabel, selectStatementNewLabel);
((DecisionMetadata)decisionNode.Data.Metadata).DecisionCode = decisionCode;
}
}
}
/// <summary>
/// Determines whether the given decision is an old version decision.
/// Previously decisions were independent nodes without scopes and corresponding exit node.
/// Thus for old decisions we want to choose another template.
/// </summary>
/// <param name="decisionNode">The decision node.</param>
/// <returns>
/// <c>true</c> if the specified decision node is old decision; otherwise, <c>false</c>.
/// </returns>
private static bool IsGotoDecision(ExperimentDecisionNode decisionNode)
{
IEditableExperiment experiment = decisionNode.Owner as IEditableExperiment;
IEnumerable<ExperimentNodeConnection> outEdges;
if (experiment.TryGetOutEdges(decisionNode, out outEdges))
{
foreach (ExperimentNodeConnection connection in outEdges)
{
if (connection.Target is ExitDecisionNode)
{
return false;
}
}
}
return true;
}
/// <summary>
/// Adds the scope to decision.
/// Default scope size is 160 by 160
/// </summary>
/// <param name="label">The label.</param>
/// <param name="positionX">The center X position of the scope.</param>
/// <param name="positionY">The center Y position of the scope.</param>
/// <param name="decisionNode">The decision node.</param>
/// <param name="exitDecisionNode">The exit decision node.</param>
/// <param name="experiment">The experiment.</param>
public static void AddScopeToDecision(string label, double positionX, double positionY, ExperimentDecisionNode decisionNode, ExitDecisionNode exitDecisionNode, IEditableExperiment experiment, double width = 160, double height = 160)
{
ScopeNode scopeNode = GenerateScopeNode(label, experiment, positionX, positionY, width, height);
//set decision and exit decision references
//(also note that ExperimentFactory also sets it when deseralizing experiment)
scopeNode.DecisionNode = decisionNode;
scopeNode.ExitDecisionNode = exitDecisionNode;
experiment.AddVertex(scopeNode);
experiment.AddFixedConnection(decisionNode, scopeNode, true);
experiment.AddFixedConnection(scopeNode, exitDecisionNode, true);
experiment.SetLogLevelSettings(scopeNode);
}
private static void GenerateScopesAndExit(IEditableExperiment experiment, SerializedVertexData data, ExperimentDecisionNode decisionNode)
{
ExitDecisionNode exitDecisionNode = GenerateExitDecisionNode(data.X, data.Y + 240);
experiment.AddVertex(exitDecisionNode);
//add invisible fixed connection between decision and exit - so that if scope can be skipped upon condition
experiment.AddFixedConnection(decisionNode, exitDecisionNode, true);
//set the log settings of all new nodes
experiment.SetLogLevelSettings(decisionNode);
experiment.SetLogLevelSettings(exitDecisionNode);
AddScopeToDecision("Scope 1", data.X - 90, data.Y + 120, decisionNode, exitDecisionNode, experiment);
AddScopeToDecision("Scope 2", data.X + 90, data.Y + 120, decisionNode, exitDecisionNode, experiment);
}
/// <summary>
/// Generates the correct node based on metadata contained in serialized vertex data
/// </summary>
/// <param name="id">The id.</param>
/// <param name="nodeData">The node data.</param>
/// <returns>Experiment node</returns>
private ExperimentNode NodeGenerator(string id, SerializedVertexData nodeData)
{
if (id == null)
throw new ArgumentNullException("id");
if (nodeData == null)
throw new ArgumentNullException("nodeData");
ExperimentNode node;
if (nodeData.Metadata is StartNodeMetadata)
{
node = new ExperimentStartNode(id, nodeData);
}
else if (nodeData.Metadata is EndNodeMetadata)
{
node = new ExperimentEndNode(id, nodeData);
}
else if (nodeData.Metadata is DecisionMetadata)
{
node = new ExperimentDecisionNode(id, nodeData);
}
else if (nodeData.Metadata is ScopeMetadata)
{
node = new ScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is LoopScopeMetadata)
{
node = new LoopScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is CompositeComponentMetadata)
{
node = new CompositeComponentNode(id, nodeData);
}
else if (nodeData.Metadata is ExitDecisionMetadata)
{
node = new ExitDecisionNode(id, nodeData);
}
// HERZUM SPRINT 1.0
else if (nodeData.Metadata is CommentMetadata)
{
// HERZUM SPRINT 1.2
// node = new CommentNode(id, nodeData);
node = new CommentNode(id, (SerializedVertexDataWithSize) nodeData);
// END HERZUM SPRINT 1.2
}
// END HERZUM SPRINT 1.0
// HERZUM SPRINT 2.0: TLAB-65 CLASS
else if (nodeData.Metadata is ChallengeMetadata)
{
node = new ChallengeNode(id, (SerializedVertexDataWithSize) nodeData);
}
// END HERZUM SPRINT 2.0: TLAB-65 CLASS
else
{
ComponentNode componentNode = new ComponentNode(id, nodeData);
node = componentNode;
}
return node;
}
/// <summary>
/// Generates the correct node based on metadata contained in serialized vertex data
/// </summary>
/// <param name="id">The id.</param>
/// <param name="nodeData">The node data.</param>
/// <returns>Experiment node</returns>
private ExperimentNode NodeGenerator(string id, SerializedVertexData nodeData)
{
if (id == null)
{
throw new ArgumentNullException("id");
}
if (nodeData == null)
{
throw new ArgumentNullException("nodeData");
}
ExperimentNode node;
if (nodeData.Metadata is StartNodeMetadata)
{
node = new ExperimentStartNode(id, nodeData);
}
else if (nodeData.Metadata is EndNodeMetadata)
{
node = new ExperimentEndNode(id, nodeData);
}
else if (nodeData.Metadata is DecisionMetadata)
{
node = new ExperimentDecisionNode(id, nodeData);
}
else if (nodeData.Metadata is ScopeMetadata)
{
node = new ScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is LoopScopeMetadata)
{
node = new LoopScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is CompositeComponentMetadata)
{
node = new CompositeComponentNode(id, nodeData);
}
else if (nodeData.Metadata is ExitDecisionMetadata)
{
node = new ExitDecisionNode(id, nodeData);
}
// HERZUM SPRINT 1.0
else if (nodeData.Metadata is CommentMetadata)
{
// HERZUM SPRINT 1.2
// node = new CommentNode(id, nodeData);
node = new CommentNode(id, (SerializedVertexDataWithSize)nodeData);
// END HERZUM SPRINT 1.2
}
// END HERZUM SPRINT 1.0
// HERZUM SPRINT 2.0: TLAB-65 CLASS
else if (nodeData.Metadata is ChallengeMetadata)
{
node = new ChallengeNode(id, (SerializedVertexDataWithSize)nodeData);
}
// END HERZUM SPRINT 2.0: TLAB-65 CLASS
else
{
ComponentNode componentNode = new ComponentNode(id, nodeData);
node = componentNode;
}
return(node);
}
/// <summary>
/// Adds the scope to decision.
/// Default scope size is 160 by 160
/// </summary>
/// <param name="label">The label.</param>
/// <param name="positionX">The center X position of the scope.</param>
/// <param name="positionY">The center Y position of the scope.</param>
/// <param name="decisionNode">The decision node.</param>
/// <param name="exitDecisionNode">The exit decision node.</param>
/// <param name="experiment">The experiment.</param>
public static void AddScopeToDecision(string label, double positionX, double positionY, ExperimentDecisionNode decisionNode, ExitDecisionNode exitDecisionNode, IEditableExperiment experiment, double width = 160, double height = 160)
{
ScopeNode scopeNode = GenerateScopeNode(label, experiment, positionX, positionY, width, height);
//set decision and exit decision references
//(also note that ExperimentFactory also sets it when deseralizing experiment)
scopeNode.DecisionNode = decisionNode;
scopeNode.ExitDecisionNode = exitDecisionNode;
experiment.AddVertex(scopeNode);
experiment.AddFixedConnection(decisionNode, scopeNode, true);
experiment.AddFixedConnection(scopeNode, exitDecisionNode, true);
experiment.SetLogLevelSettings(scopeNode);
}
private static void GenerateScopesAndExit(IEditableExperiment experiment, SerializedVertexData data, ExperimentDecisionNode decisionNode)
{
ExitDecisionNode exitDecisionNode = GenerateExitDecisionNode(data.X, data.Y + 240);
experiment.AddVertex(exitDecisionNode);
//add invisible fixed connection between decision and exit - so that if scope can be skipped upon condition
experiment.AddFixedConnection(decisionNode, exitDecisionNode, true);
//set the log settings of all new nodes
experiment.SetLogLevelSettings(decisionNode);
experiment.SetLogLevelSettings(exitDecisionNode);
AddScopeToDecision("Scope 1", data.X - 90, data.Y + 120, decisionNode, exitDecisionNode, experiment);
AddScopeToDecision("Scope 2", data.X + 90, data.Y + 120, decisionNode, exitDecisionNode, experiment);
}
/// <summary>
/// Creates the decision component.
/// </summary>
/// <param name="experiment">The experiment to which new component is added.</param>
/// <param name="decisionMetadataDefinition">The decision metadata definition.</param>
/// <param name="data">The data containing position of new vertex</param>
/// <returns>Newly added desicion node (note, that in case of decision additional nodes are constructed, two scopes and exit decision node). They are not returned.</returns>
private static ExperimentDecisionNode CreateDecisionComponent(IEditableExperiment experiment, DecisionMetadataDefinition decisionMetadataDefinition, SerializedVertexData data)
{
data.Metadata = new DecisionMetadata(decisionMetadataDefinition.Label);
ExperimentDecisionNode decisionNode = new ExperimentDecisionNode(Guid.NewGuid().ToString(), data);
experiment.AddVertex(decisionNode);
if (decisionMetadataDefinition.ID == DecisionMetadataDefinition.DecisionGuid)
{
//generate corresponding scopes and exit nodes
GenerateScopesAndExit(experiment, data, decisionNode);
}
//otherwise it is GoTo decision that does not have corresponding scopes, so simply return it
return decisionNode;
}
/// <summary>
/// Generates the correct node based on metadata contained in serialized vertex data
/// </summary>
/// <param name="id">The id.</param>
/// <param name="nodeData">The node data.</param>
/// <returns>Experiment node</returns>
private ExperimentNode NodeGenerator(string id, SerializedVertexData nodeData)
{
if (id == null)
throw new ArgumentNullException("id");
if (nodeData == null)
throw new ArgumentNullException("nodeData");
ExperimentNode node;
if (nodeData.Metadata is StartNodeMetadata)
{
node = new ExperimentStartNode(id, nodeData);
}
else if (nodeData.Metadata is EndNodeMetadata)
{
node = new ExperimentEndNode(id, nodeData);
}
else if (nodeData.Metadata is DecisionMetadata)
{
node = new ExperimentDecisionNode(id, nodeData);
}
else if (nodeData.Metadata is ScopeMetadata)
{
node = new ScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is LoopScopeMetadata)
{
node = new LoopScopeNode(id, (SerializedVertexDataWithSize)nodeData);
}
else if (nodeData.Metadata is CompositeComponentMetadata)
{
node = new CompositeComponentNode(id, nodeData);
}
else if (nodeData.Metadata is ExitDecisionMetadata)
{
node = new ExitDecisionNode(id, nodeData);
}
else
{
ComponentNode componentNode = new ComponentNode(id, nodeData);
node = componentNode;
}
return node;
}
