public void EnterEquipmentNode(string parentNodeId, int selectedEquipmentId, int selectedEquipmentAttributeId, int treeId)
{
int parentID = int.Parse(parentNodeId);
var parentNode = db.Nodes.Find(parentID);
parentNode.NodeValue = selectedEquipmentId;
parentNode.SecondaryNodeValue = selectedEquipmentAttributeId;
parentNode.EquipmentNode = true;
parentNode.PatientAttributeNode = false;
parentNode.SolutionNode = false;
db.Entry(parentNode).State = EntityState.Modified;
db.SaveChanges();
var nodesToAdd = new List<Node>();
var equipmentAttributeValues = db.EquipmentAttributes.Find(selectedEquipmentAttributeId).EquipmentAttributeValues;
foreach (var av in equipmentAttributeValues)
{
var childNode = new Node
{
ParentID = parentNode.ID,
TreeID = treeId,
EdgeOperator = "==",
EdgeValue = av.ID,
Numeric = false
};
nodesToAdd.Add(childNode);
}
db.Nodes.AddRange(nodesToAdd);
db.SaveChanges();
}
//Tree Methods
public void EnterAttributeNode(string parentNodeId, int selectedAttributeId, int treeId, Boolean selectedAttributeNumeric, string selectedAttributeNumericValue)
{
//ParentNodeID is the ID of the node that was selected by the user. It is named ParentNodeID, as it is about to become a parent node
int parentID = 0;
Boolean parentNodeExists = int.TryParse(parentNodeId, out parentID);
var parentNode = new Node();
//this if statement only runs when the first node is inserted
if (!parentNodeExists)
{
parentID = 0;
parentNode = new Node
{
NodeValue = selectedAttributeId,
ParentID = parentID,
TreeID = treeId,
PatientAttributeNode = true,
EquipmentNode = false,
SolutionNode = false
};
db.Nodes.Add(parentNode);
db.SaveChanges();
}
else
{
parentNode = db.Nodes.Find(parentID);
parentNode.NodeValue = selectedAttributeId;
parentNode.PatientAttributeNode = true;
parentNode.SolutionNode = false;
parentNode.EquipmentNode = false;
db.Entry(parentNode).State = EntityState.Modified;
db.SaveChanges();
}
var nodesToAdd = new List<Node>();
if (selectedAttributeNumeric)
{
var childNodeA = new Node
{
ParentID = parentNode.ID,
TreeID = treeId,
EdgeOperator = "<=",
EdgeValue = int.Parse(selectedAttributeNumericValue),
Numeric = true
};
var childNodeB = new Node
{
ParentID = parentNode.ID,
TreeID = treeId,
EdgeOperator = ">",
EdgeValue = int.Parse(selectedAttributeNumericValue),
Numeric = true
};
nodesToAdd.Add(childNodeA);
nodesToAdd.Add(childNodeB);
}
else
{
var attributeValues = db.PatientAttributes.Find(selectedAttributeId).PatientAttributeValues;
foreach (var av in attributeValues)
{
var childNode = new Node
{
ParentID = parentNode.ID,
TreeID = treeId,
EdgeOperator = "==",
EdgeValue = av.ID,
Numeric = false
};
nodesToAdd.Add(childNode);
}
}
db.Nodes.AddRange(nodesToAdd);
db.SaveChanges();
}
private Boolean checkBranch(Patient patient, Node parentNode, Node childNode)
{
if (parentNode.PatientAttributeNode)
{
var patientAttribute = db.PatientAttributes.Single(i => i.ID == parentNode.NodeValue);
var patientsPatientAttributeValue = db.Patient_PatientAttributes.Single(i => i.PatientID == patient.ID && i.PatientAttributeID == patientAttribute.ID).PatientAttributeValue;
int number1;
int number2;
switch (childNode.EdgeOperator)
{
case "==":
var edgePatientAttributeValue = db.PatientAttributeValues.Single(i => i.ID == childNode.EdgeValue);
if (edgePatientAttributeValue.ID == patientsPatientAttributeValue.ID)
return true;
else
return false;
case "<=":
number1 = int.Parse(patientsPatientAttributeValue.Value);
number2 = childNode.EdgeValue;
if (number1 <= number2)
return true;
else
return false;
case ">":
number1 = int.Parse(patientsPatientAttributeValue.Value);
number2 = childNode.EdgeValue;
if (number1 > number2)
return true;
else
return false;
}
}
else //node is an equipment node
{
var equipment = db.Equipment.Find(parentNode.NodeValue);
var equipmentAttribute = db.EquipmentAttributes.Find(parentNode.SecondaryNodeValue);
var edgeValue = childNode.EdgeValue;
if (edgeValue == equipmentAttribute.CurrentEquipmentAttributeValueID)
return true;
else
return false;
}
return false; //this should never be executed
}