public async Task <string> Process(string chatId,
string messageText,
string user,
int?answerToMessageId = null)
{
if (string.IsNullOrEmpty(messageText))
{
Console.WriteLine("Message is empty.");
return("");
}
var synchronizer = synchronizerDict.ContainsKey(chatId)
? synchronizerDict[chatId]
: (synchronizerDict[chatId] = new SemaphoreSlim(1, 1));
if (!await synchronizer.WaitAsync(1000))
{
Console.WriteLine("Error: can't take lock.");
return("");
}
try {
// initialize new state if new player, or on "reset" command
if (stateManager.GetState(chatId) == null || messageText.StartsWith("/reset"))
{
stateManager.SetState(chatId, new BotState {
QuestState = new QuestService(NewCellQuest.Map,
NewCellQuest.GetStartingInventory(),
NewCellQuest.GetStartingJournal(),
NewCellQuest.GetDialogs())
.State
});
}
else if (stateManager.GetState(chatId) == null || messageText.StartsWith("/nastya"))
{
var questState = new QuestService(NewCellQuest.Map,
NewCellQuest.GetStartingInventory(),
NewCellQuest.GetStartingJournal(),
NewCellQuest.GetDialogs())
.State;
questState.OpenDialogName = Dialog.ZagsEnd;
questState.Inventory = questState.Inventory.Give(Item.Glasses);
stateManager.SetState(chatId, new BotState {
QuestState = questState
});
}
// reset all hashcodes to send all messages again if "play" commend is received
else if (messageText.StartsWith("/play"))
{
var oldState = stateManager.GetState(chatId);
oldState.PreviousMessageHash = -1;
stateManager.SetState(chatId, oldState);
}
var botState = stateManager.GetState(chatId);
var questService = new QuestService(NewCellQuest.GetDialogs(), botState.QuestState);
if (messageText != null)
{
Console.WriteLine($"Received a text message in chat {chatId} from {user}: \n {messageText}");
}
var userValidation = questService.CanPlay(user);
if (!userValidation.CanPlay)
{
return(userValidation.Reason);
}
var currentMove = questService.ProcessAnswer((messageText?.IsSmile() == true)
? messageText.FromSmile().ToString()
: messageText);
var answerButtons = RenderButtons(currentMove);
var message = currentMove.Photo != null
? await SendMediaMessage(chatId, currentMove, botState, answerButtons, answerToMessageId)
: await SendTextMessage(chatId, currentMove, botState, answerButtons, answerToMessageId);
if (message != null)
{
botState.QuestState = questService.State;
stateManager.SetState(chatId, botState);
}
}
catch (Exception exception) {
Console.WriteLine(exception);
}
finally {
if (synchronizer.CurrentCount == 0)
{
synchronizer.Release();
}
else
{
Console.WriteLine("Error: Synchronizer count is unexpected. Expected: 0, actual: " + synchronizer.CurrentCount);
}
}
return("");
}
