public void ParseNodeHelper(Yarn.Parser.Node n, Block block, Dictionary <string, Yarn.Parser.Node> nodes, Dictionary <string, Block> blocks)
{
List <Parser.Statement> commands = n._statements;
foreach (Parser.Statement statement in commands)
{
if (statement.line != null)
{
CreateSay(statement.line, block);
}
else if (statement.optionStatement != null)
{
CreateCallCommand(statement.optionStatement.destination, block, blocks);
}
else if (statement.customCommand != null)
{
CreateCustomCommand(statement.customCommand.clientCommand, block);
}
else if (statement.shortcutOptionGroup != null)
{
CreateOptionGroup(statement.shortcutOptionGroup._options, block, nodes, blocks);
}
else if (statement.ifStatement != null)
{
List <Parser.IfStatement.Clause> clauses = statement.ifStatement.clauses;
CreateConditional(clauses, block, nodes, blocks);
}
}
}
// executes a node, and returns either the name of the next node to run
// or null (indicating the dialogue is over)
internal IEnumerable <Dialogue.RunnerResult> RunNode(Yarn.Parser.Node node)
{
// Clear the list of options when we start a new node
currentOptions = new List <Parser.OptionStatement> ();
// Run all of the statements in this node
foreach (var command in RunStatements(node.statements))
{
yield return(command);
}
// If we have no options, we're all done
if (currentOptions.Count == 0)
{
yield return(new Dialogue.NodeCompleteResult(null));
yield break;
}
else
{
// We have options!
// If we have precisely one option and it's got no label, jump to it
if (currentOptions.Count == 1 &&
currentOptions[0].label == null)
{
yield return(new Dialogue.NodeCompleteResult(currentOptions [0].destination));
yield break;
}
// Otherwise, ask which option to pick...
var optionStrings = new List <string> ();
foreach (var option in currentOptions)
{
var label = option.label ?? option.destination;
optionStrings.Add(label);
}
Parser.OptionStatement selectedOption = null;
yield return(new Dialogue.OptionSetResult(optionStrings, delegate(int selectedOptionIndex) {
selectedOption = currentOptions[selectedOptionIndex];
}));
if (selectedOption == null)
{
dialogue.LogErrorMessage("Option chooser was never called!");
yield break;
}
// And jump to its destination!
yield return(new Dialogue.NodeCompleteResult(selectedOption.destination));
}
yield break;
}
// Recursively parses the node
public void ParseNode(Yarn.Parser.Node node, Dictionary <string, Yarn.Parser.Node> nodes, Dictionary <string, Block> blocks, string name)
{
if (!blocks.ContainsKey(node.name))
{
Block b = currentFlowchartObj.AddComponent <Block>();
b.BlockName = node.name;
blocks[node.name] = b;
ParseNodeHelper(node, b, nodes, blocks);
}
else
{
ParseNodeHelper(node, blocks[node.name], nodes, blocks);
}
}
public abstract IEnumerable <Diagnosis> Diagnose(Yarn.Parser.Node node);
