public static DialogueResponse getResponses(int day, List<int> ChoiceChildren, Character.Player player)
{
string childrenString = "";
int childCounter = 0;
int id = 0;
List<int> children = new List<int>();
int responseDay = 0;
List<Condition> conditions = new List<Condition>();
List<effect> effects = new List<effect>();
string text = "";
int ResponseCounter = 0;
List<DialogueResponse> UnparsedResponses = new List<DialogueResponse>();
foreach (int child in ChoiceChildren)
{
childCounter += 1;
if (childCounter < ChoiceChildren.Count)
{
childrenString = childrenString + "id = " + child + " or ";
}
else
{
childrenString = childrenString + "id = " + child;
}
}
string strExpression = "/dialogue/dialogueResponse[(" + childrenString + ") and @day='" + day.ToString() + "']/*";
XPathDocument dialogueFile = new XPathDocument(DialogueFileLocation);
XPathNavigator nav = dialogueFile.CreateNavigator();
XPathNodeIterator nodeIter = nav.Select(strExpression);
//we've selected all the child dialogue choices. Now we need to read them into dialogueChoice objects.
while (nodeIter.MoveNext())
{
switch (nodeIter.Current.Name)
{
case "children":
//read and parse this comma delimited string, turn it into a List<int> object
String ChildrenString = nodeIter.Current.Value;
string[] childrenArray = ChildrenString.Split(',');
foreach (string s in childrenArray)
{
children.Add(Convert.ToInt32(s));
}
break;
case "condition":
//create condition and add it to condition list.
Condition condition = new Condition();
//go through condition attribute values and populate the condition object with them.
String subject = nodeIter.Current.GetAttribute("subject", "");
condition.Subject = subject;
String attribute = nodeIter.Current.GetAttribute("attribute", "");
condition.Attribute = attribute;
String upperLimit = nodeIter.Current.GetAttribute("upperLimit", "");
if (upperLimit != "")
condition.UpperLimit = Convert.ToInt32(upperLimit);
String lowerLimit = nodeIter.Current.GetAttribute("lowerLimit", "");
if (lowerLimit != "")
condition.LowerLimit = Convert.ToInt32(lowerLimit);
String value = nodeIter.Current.Value;
if (value != "")
condition.Value = Convert.ToInt32(value);
String type = nodeIter.Current.GetAttribute("type", "");
condition.Type = type;
String decisionID = nodeIter.Current.GetAttribute("id", "");
if (decisionID != "")
condition.DecisionID = Convert.ToInt32(decisionID);
conditions.Add(condition);
break;
case "effect":
effect effect = new effect();
String effectType = nodeIter.Current.GetAttribute("type", "");
effect.type = effectType;
String effectSubject = nodeIter.Current.GetAttribute("subject", "");
effect.Subject = effectSubject;
String effectAttribute = nodeIter.Current.GetAttribute("attribute", "");
effect.Attribute = effectAttribute;
String effectChange = nodeIter.Current.GetAttribute("change", "");
if (effectChange != "")
effect.change = Convert.ToInt32(effectChange);
String effectDecisionId = nodeIter.Current.GetAttribute("id", "");
if (effectDecisionId != "")
effect.DecisionID = Convert.ToInt32(effectDecisionId);
String decisionValue = nodeIter.Current.Value;
int n;
if (Int32.TryParse(decisionValue, out n))
effect.DecisionValue = Convert.ToInt32(decisionValue);
String effectDescription = nodeIter.Current.GetAttribute("desc", "");
effect.Description = effectDescription;
effects.Add(effect);
break;
case "text":
text = nodeIter.Current.Value;
break;
case "id":
//add one to the response counter - we got a new response!
ResponseCounter += 1;
id = Convert.ToInt32(nodeIter.Current.Value);
//Now we can create a new response object and fill it.
DialogueResponse Response = new DialogueResponse();
Response.Day = day;
Response.ID = id;
Response.Text = text;
Response.children = children;
Response.Conditions = conditions;
Response.Effects = effects;
//Add new response to response list
UnparsedResponses.Add(Response);
//reset values to default for the next dialogue
id = 0;
text = "";
children = new List<int>();
conditions = new List<Condition>();
break;
}
}
DialogueResponse parsedResponses = ParseResponses(UnparsedResponses, player);
return parsedResponses;
}
public static DialogueResponse ParseResponses(List<DialogueResponse> responses, Character.Player player)
{
DialogueResponse finalResponse = new DialogueResponse();
bool saveResponse = true;
foreach (DialogueResponse response in responses)
{
saveResponse = true;
//cycle through each condition, and see if it applies.
for (int i = 0; i < response.Conditions.Count; i++)
{
Condition currentCondition = response.Conditions[i];
//there are two types of conditions, ones based on decisions, and ones based relationships. They have different requirnments to be valid.
switch (currentCondition.Type)
{
case ("rel"):
//check if this condition has all the necessary attributes. If not, throw an error.
if (currentCondition.Subject == null || currentCondition.Attribute == null || currentCondition.UpperLimit == null || currentCondition.LowerLimit == null)
{
throw new System.InvalidOperationException("This condition is a type 'rel' but doesnt have the necessary attributes: Subject, Attribute, Compare, Value");
}
else
{
//test condition
if (currentCondition.Subject != "player")
{
Character.NPC npcSubject = (Quarantine.NPCs.Find(npc => npc.Name == currentCondition.Subject));
//we found the NPC who is the subject of this condition
var property = typeof(Character.NPC).GetProperty(currentCondition.Attribute);
var propValue = Convert.ToInt32(property.GetValue(npcSubject, null));
Console.WriteLine(String.Format("{0} is the subject; his/her {1} attribute has a value of {2}", npcSubject.Name, property.Name, propValue));
//find out if this condition is met. If not, remove its parent response from the list
if (propValue <= currentCondition.UpperLimit && propValue >= currentCondition.LowerLimit)
{
Console.WriteLine("Response Condition Accepted!, {0} is between the lower limit {1} and the upper limit {2}", property.Name, currentCondition.LowerLimit, currentCondition.UpperLimit);
finalResponse = response;
}
else
{
saveResponse = false;
}
}
else
{
// subject of this condition is the player.
}
//Let's set a value
//property.SetValue(npcSubject, 99, null);
//var newPropValue = property.GetValue(npcSubject, null);
//Console.WriteLine(String.Format("{0} has a value of {1}", property.Name, newPropValue));
}
break;
case ("dec"):
//check if this condition has all the necessary attributes If not, throw an error.
if (currentCondition.DecisionID == 0 || currentCondition.Value == 0)
{
throw new System.InvalidOperationException("This condition is a type 'dec' but doesnt have the necessary attributes: DecisionID, Value");
}
else
{
//see if the given value matches the player's given value for this decision, if it exists.
Character.Player currentPlayer = Quarantine.Player;
if ((player.decisions.FindIndex(decision => decision.id == currentCondition.DecisionID)) != null)
{
//the player has made this decision
int index = (player.decisions.FindIndex(decision => decision.id == currentCondition.DecisionID));
if (player.decisions[index].value == currentCondition.Value)
{
}
else
{
saveResponse = false;
}
}
else
{
//the player has not made this choice, or their choice doesnt match the condition.
saveResponse = false;
}
}
break;
}
}
//remove it from the list of responses if necessary
if (saveResponse == true)
{
finalResponse = response;
}
}
return finalResponse;
}
public static List<DialogueResponse> getDialogueRoot(int day, Character.Player player)
{
int id = 0;
List<int> children = new List<int>();
int Rday = 0;
List<Condition> conditions = new List<Condition>();
List<effect> effects = new List<effect>();
string text = "";
int ResponseCounter = 0;
List<DialogueResponse> RootResponses = new List<DialogueResponse>();
//select all dialogueResponse elements with attribute root=1, on a day which matches the current day, and the players current location.
string strExpression = "/dialogue/dialogueResponse[@root='1' and @day='" + day.ToString() + "' and @location='" + player.Location.ToString() + "']/*";
XPathDocument dialogueFile = new XPathDocument(DialogueFileLocation);
XPathNavigator nav = dialogueFile.CreateNavigator();
XPathNodeIterator nodeIter = nav.Select(strExpression);
while (nodeIter.MoveNext())
{
//we've located the dialogueResponses we're interested in. Now we need to read and assign their child elements.
switch (nodeIter.Current.Name)
{
case "children":
//read and parse this comma delimited string, turn it into a List<int> object
String ChildrenString = nodeIter.Current.Value;
string[] childrenArray = ChildrenString.Split(',');
foreach (string s in childrenArray)
{
children.Add(Convert.ToInt32(s));
}
break;
case "condition":
//create condition and add it to condition list.
Condition condition = new Condition();
//go through condition attribute values and populate the condition object with them.
String subject = nodeIter.Current.GetAttribute("subject","");
condition.Subject = subject;
String attribute = nodeIter.Current.GetAttribute("attribute", "");
condition.Attribute = attribute;
String upperLimit = nodeIter.Current.GetAttribute("upperLimit", "");
if (upperLimit != "")
condition.UpperLimit = Convert.ToInt32(upperLimit);
String lowerLimit = nodeIter.Current.GetAttribute("lowerLimit", "");
if (lowerLimit != "")
condition.LowerLimit = Convert.ToInt32(lowerLimit);
String value = nodeIter.Current.Value;
if (value !="")
condition.Value = Convert.ToInt32(value);
String type = nodeIter.Current.GetAttribute("type", "");
condition.Type = type;
String decisionID = nodeIter.Current.GetAttribute("id", "");
if (decisionID != "")
condition.DecisionID = Convert.ToInt32(decisionID);
conditions.Add(condition);
break;
case "effect":
effect effect = new effect();
String effectType = nodeIter.Current.GetAttribute("type","");
effect.type = effectType;
String effectSubject = nodeIter.Current.GetAttribute("subject", "");
effect.Subject = effectSubject;
String effectAttribute = nodeIter.Current.GetAttribute("attribute", "");
effect.Attribute = effectAttribute;
String effectChange = nodeIter.Current.GetAttribute("change", "");
if(effectChange != "")
effect.change = Convert.ToInt32(effectChange);
String effectDecisionId = nodeIter.Current.GetAttribute("id", "");
if (effectDecisionId != "")
effect.DecisionID = Convert.ToInt32(effectDecisionId);
String decisionValue = nodeIter.Current.Value;
int n;
if (Int32.TryParse(decisionValue, out n))
effect.DecisionValue = Convert.ToInt32(decisionValue);
String effectDescription = nodeIter.Current.GetAttribute("desc", "");
effect.Description = effectDescription;
effects.Add(effect);
break;
case "text":
text = nodeIter.Current.Value;
break;
case "id":
//add one to the response counter - we got a new response!
ResponseCounter += 1;
id = Convert.ToInt32(nodeIter.Current.Value);
//Now we can create a new response object and fill it.
DialogueResponse Response = new DialogueResponse();
Response.ID = id;
Response.Text = text;
Response.children = children;
Response.Conditions = conditions;
Response.Effects = effects;
//Add new response to response list
RootResponses.Add(Response);
//reset values to default for the next dialogue
id = 0;
text = "";
children = new List<int>();
conditions = new List<Condition>();
break;
}
//throw new System.InvalidOperationException("No Root Dialogue was found!");
}
ParseResponses(RootResponses, player);
return RootResponses;
}