public IRInfo GenerateProcessItems(IROption selection)
{
IRInfo info = new IRInfo();
if (string.IsNullOrWhiteSpace(selection.courseName))
{
throw new Exception("Error: course name is not decided.");
}
string sqlQuery = "Select * from dbo." + selection.tableName + " Where CourseName = N'" + selection.courseName + "'";
info.courseName = selection.courseName;
info.description = selection.description;
info.askBackLimitTimes = selection.askbackTimeLimitation;
info.items = GenerateProcessItems(sqlQuery);
info.quitMessage = selection.quitMessage;
info.restartMessage = selection.restartMessage;
return(info);
}
public string HandleMessage(string userId, string userInput, ref EEContext eContext)
{
if (eContext.GetType() != typeof(IRContext))
{
eContext = new IRContext(userId);
}
IRContext context = (IRContext)eContext;
IRProcessor processor = new IRProcessor();
string respStr = null;
IRSelectionInfo sInfo = sStore.GetSelectionInfo();
Dictionary <string, IROption> selectionOptionMap = sStore.GetSelectionMap();
IRInfo info = null;
switch (context.stage)
{
case StageType.Init:
respStr = sInfo.optionMessage + "\r\n";
foreach (string key in selectionOptionMap.Keys)
{
respStr += "（" + key + "）" + selectionOptionMap[key].courseName + " ";
}
context.stage = StageType.Start;
break;
case StageType.Start:
bool isMatched = Utils.Utils.IsRegexMatched(sInfo.optionRegex, userInput);
if (isMatched)
{
if (selectionOptionMap.ContainsKey(userInput))
{
IROption option = selectionOptionMap[userInput];
IRPreProcessor preProcessor = new IRPreProcessor();
info = preProcessor.GenerateProcessItems(option);
eStore.SetIRInfo(userId, info);
respStr = info.courseName + "\r\n" + (string.IsNullOrWhiteSpace(info.description)?"":(info.description + "\r\n")) + info.items[context.processContext.currentStepNo].content + info.items[context.processContext.currentStepNo].options;
context.stage = StageType.InProcess;
}
else
{
throw new Exception("Option " + userInput + " is not available.");
}
}
else
{
respStr = sInfo.askbackMessage + "\r\n" + sInfo.optionMessage;
context.selectContext.askbackTime++;
}
break;
case StageType.InProcess:
info = eStore.GetIRInfo(userId);
respStr = processor.ProcessItem(userId, userInput, ref context, ref info);
break;
case StageType.Paused:
info = eStore.GetIRInfo(userId);
respStr = info.restartMessage;
context.stage = StageType.Restarted;
break;
case StageType.Restarted:
info = eStore.GetIRInfo(userId);
if (userInput.Trim().ToLower() != "y")
{
context.processContext = new IRProcessContext();
respStr = sInfo.optionMessage + "\r\n";
foreach (string key in selectionOptionMap.Keys)
{
respStr += "（" + key + "）" + selectionOptionMap[key].courseName + " ";
}
context.stage = StageType.Start;
}
else
{
respStr = processor.ProcessItem(userId, userInput, ref context, ref info);
context.stage = StageType.InProcess;
}
break;
}
if (context.stage == StageType.Completed)
{
cStore.RemoveContext(userId);
eStore.RemoveIRInfo(userId);
eContext.intent = "none";
}
else
{
if (context.stage == StageType.Paused)
{
context.processContext.askbackTime = 0;
}
cStore.SetContext(userId, context);
}
return(respStr);
}
