296 lines
11 KiB
Java
296 lines
11 KiB
Java
package wtf.beatrice.hidekobot.commands.base;
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import net.dv8tion.jda.api.EmbedBuilder;
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import net.dv8tion.jda.api.entities.Message;
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import net.dv8tion.jda.api.entities.User;
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import net.dv8tion.jda.api.entities.channel.middleman.MessageChannel;
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import net.dv8tion.jda.api.events.interaction.component.ButtonInteractionEvent;
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import net.dv8tion.jda.api.events.interaction.component.StringSelectInteractionEvent;
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import net.dv8tion.jda.api.interactions.components.selections.SelectOption;
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import net.dv8tion.jda.api.interactions.components.selections.StringSelectMenu;
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import org.apache.commons.text.StringEscapeUtils;
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import org.json.JSONArray;
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import org.json.JSONObject;
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import org.slf4j.LoggerFactory;
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import wtf.beatrice.hidekobot.Cache;
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import wtf.beatrice.hidekobot.objects.MessageResponse;
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import wtf.beatrice.hidekobot.objects.comparators.TriviaCategoryComparator;
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import wtf.beatrice.hidekobot.objects.fun.TriviaCategory;
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import wtf.beatrice.hidekobot.objects.fun.TriviaQuestion;
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import wtf.beatrice.hidekobot.objects.fun.TriviaScore;
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import wtf.beatrice.hidekobot.runnables.TriviaTask;
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import wtf.beatrice.hidekobot.util.CommandUtil;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.URL;
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import java.net.URLConnection;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.concurrent.ScheduledFuture;
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import java.util.concurrent.TimeUnit;
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public class Trivia
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{
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private Trivia() {
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throw new IllegalStateException("Utility class");
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}
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private static final org.slf4j.Logger LOGGER = LoggerFactory.getLogger(Trivia.class);
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private static final String TRIVIA_API_LINK = "https://opentdb.com/api.php?amount=10&type=multiple&category=";
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private static final String TRIVIA_API_CATEGORIES_LINK = "https://opentdb.com/api_category.php";
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public static List<String> channelsRunningTrivia = new ArrayList<>();
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// first string is the channelId, the list contain all users who responded there
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public static HashMap<String, List<String>> channelAndWhoResponded = new HashMap<>();
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// first string is the channelId, the list contain all score records for that channel
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public static HashMap<String, LinkedList<TriviaScore>> channelAndScores = new HashMap<>();
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public static String getTriviaLink(int categoryId) {return TRIVIA_API_LINK + categoryId; }
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public static String getCategoriesLink() {return TRIVIA_API_CATEGORIES_LINK; }
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public static String getNoDMsError() {
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return "\uD83D\uDE22 Sorry! Trivia doesn't work in DMs.";
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}
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public static String getTriviaAlreadyRunningError() {
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// todo nicer looking
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return "Trivia is already running here!";
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}
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public static MessageResponse generateMainScreen()
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{
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JSONObject categoriesJson = Trivia.fetchJson(Trivia.getCategoriesLink());
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if(categoriesJson == null)
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return new MessageResponse("Error fetching trivia!", null); // todo nicer with emojis
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List<TriviaCategory> categories = Trivia.parseCategories(categoriesJson);
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if(categories.isEmpty())
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return new MessageResponse("Error parsing trivia categories!", null); // todo nicer with emojis
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categories.sort(new TriviaCategoryComparator());
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EmbedBuilder embedBuilder = new EmbedBuilder();
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embedBuilder.setColor(Cache.getBotColor());
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embedBuilder.setTitle("\uD83C\uDFB2 Trivia");
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embedBuilder.addField("\uD83D\uDCD6 Begin here",
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"Select a category from the dropdown menu to start a match!",
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false);
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embedBuilder.addField("❓ How to play",
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"A new question gets posted every few seconds." +
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"\nIf you get it right, you earn points!" +
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"\nIf you choose a wrong answer, you lose points." +
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"\nIf you are unsure, you can wait without answering and your score won't change!",
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false);
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StringSelectMenu.Builder menuBuilder = StringSelectMenu.create("trivia_categories");
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for(TriviaCategory category : categories)
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{
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String name = category.categoryName();
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int id = category.categoryId();
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menuBuilder.addOption(name, String.valueOf(id));
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}
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return new MessageResponse(null, embedBuilder.build(), menuBuilder.build());
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}
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public static JSONObject fetchJson(String link)
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{
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try {
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URL url = new URL(link);
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URLConnection connection = url.openConnection();
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BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String currentChar;
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StringBuilder jsonStrBuilder = new StringBuilder();
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while((currentChar = bufferedReader.readLine()) != null)
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{
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jsonStrBuilder.append(currentChar);
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}
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bufferedReader.close();
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return new JSONObject(jsonStrBuilder.toString());
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} catch (IOException e) {
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LOGGER.error("JSON Parsing Exception", e);
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}
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return null;
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}
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public static List<TriviaQuestion> parseQuestions(JSONObject jsonObject)
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{
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List<TriviaQuestion> questions = new ArrayList<>();
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JSONArray results = jsonObject.getJSONArray("results");
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for(Object currentQuestionGeneric : results)
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{
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JSONObject questionJson = (JSONObject) currentQuestionGeneric;
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String question = StringEscapeUtils.unescapeHtml4(questionJson.getString("question"));
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String correctAnswer = StringEscapeUtils.unescapeHtml4(questionJson.getString("correct_answer"));
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List<String> incorrectAnswersList = new ArrayList<>();
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JSONArray incorrectAnswers = questionJson.getJSONArray("incorrect_answers");
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for(Object incorrectAnswerGeneric : incorrectAnswers)
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{
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String incorrectAnswer = (String) incorrectAnswerGeneric;
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incorrectAnswersList.add(StringEscapeUtils.unescapeHtml4(incorrectAnswer));
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}
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TriviaQuestion triviaQuestion = new TriviaQuestion(question, correctAnswer, incorrectAnswersList);
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questions.add(triviaQuestion);
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}
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return questions;
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}
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public static List<TriviaCategory> parseCategories(JSONObject jsonObject)
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{
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List<TriviaCategory> categories = new ArrayList<>();
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JSONArray categoriesArray = jsonObject.getJSONArray("trivia_categories");
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for(Object categoryObject : categoriesArray)
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{
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JSONObject categoryJson = (JSONObject) categoryObject;
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String name = categoryJson.getString("name");
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int id = categoryJson.getInt("id");
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categories.add(new TriviaCategory(name, id));
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}
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return categories;
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}
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public static void handleAnswer(ButtonInteractionEvent event, AnswerType answerType)
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{
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User user = event.getUser();
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String channelId = event.getChannel().getId();
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if(trackResponse(user, event.getChannel()))
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{
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LinkedList<TriviaScore> scores = channelAndScores.get(channelId);
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if(scores == null) scores = new LinkedList<>();
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TriviaScore currentUserScore = null;
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for(TriviaScore score : scores)
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{
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if(score.getUser().equals(user))
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{
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currentUserScore = score;
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scores.remove(score);
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break;
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}
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}
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if(currentUserScore == null)
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{
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currentUserScore = new TriviaScore(user);
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}
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if(answerType.equals(AnswerType.CORRECT))
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{
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event.reply(user.getAsMention() + " got it right! \uD83E\uDD73 (**+3**)").queue();
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currentUserScore.changeScore(3);
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} else {
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event.reply("❌ " + user.getAsMention() + ", that's not the right answer! (**-1**)").queue();
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currentUserScore.changeScore(-1);
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}
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scores.add(currentUserScore);
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channelAndScores.put(channelId, scores);
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} else {
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event.reply("☹️ " + user.getAsMention() + ", you can't answer twice!")
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.queue(interaction ->
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Cache.getTaskScheduler().schedule(() ->
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interaction.deleteOriginal().queue(), 3, TimeUnit.SECONDS));
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}
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}
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private static boolean trackResponse(User user, MessageChannel channel)
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{
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String userId = user.getId();
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String channelId = channel.getId();
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List<String> responders = channelAndWhoResponded.get(channelId);
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if(responders == null)
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{
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responders = new ArrayList<>();
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}
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if(responders.isEmpty() || !responders.contains(userId))
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{
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responders.add(userId);
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channelAndWhoResponded.put(channelId, responders);
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return true; // response was successfully tracked
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} else {
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return false; // response wasn't tracked because there already was an entry
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}
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}
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public static void handleMenuSelection(StringSelectInteractionEvent event)
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{
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// check if the user interacting is the same one who ran the command
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if(!(Cache.getDatabaseSource().isUserTrackedFor(event.getUser().getId(), event.getMessageId())))
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{
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event.reply("❌ You did not run this command!").setEphemeral(true).queue();
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return;
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}
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// todo: we shouldn't use this method, since it messes with the database... look at coin reflip
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CommandUtil.disableExpired(event.getMessageId());
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SelectOption pickedOption = event.getInteraction().getSelectedOptions().get(0);
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String categoryName = pickedOption.getLabel();
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String categoryIdString = pickedOption.getValue();
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Integer categoryId = Integer.parseInt(categoryIdString);
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TriviaCategory category = new TriviaCategory(categoryName, categoryId);
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startTrivia(event, category);
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}
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public static void startTrivia(StringSelectInteractionEvent event, TriviaCategory category)
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{
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User author = event.getUser();
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Message message = event.getMessage();
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MessageChannel channel = message.getChannel();
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if(Trivia.channelsRunningTrivia.contains(channel.getId()))
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{
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// todo nicer looking
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// todo: also what if the bot stops (database...?)
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// todo: also what if the message is already deleted
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Message err = event.reply("Trivia is already running here!").complete().retrieveOriginal().complete();
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Cache.getTaskScheduler().schedule(() -> err.delete().queue(), 10, TimeUnit.SECONDS);
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return;
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} else {
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// todo nicer looking
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event.reply("Starting new Trivia session!").queue();
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}
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TriviaTask triviaTask = new TriviaTask(author, channel, category);
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ScheduledFuture<?> future =
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Cache.getTaskScheduler().scheduleAtFixedRate(triviaTask,
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0,
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15,
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TimeUnit.SECONDS);
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triviaTask.setScheduledFuture(future);
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Trivia.channelsRunningTrivia.add(channel.getId());
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}
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public enum AnswerType {
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CORRECT, WRONG
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}
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}
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