automatically assign QOTW-Champion role

Author: danthe1st

src/main/java/net/javadiscord/javabot/data/config/guild/QOTWConfig.java

@@ -22,6 +22,7 @@ public class QOTWConfig extends GuildConfigItem {
 	private long submissionsForumChannelId;
 	private long questionRoleId;
 	private long qotwReviewRoleId;
+	private long qotwChampionRoleId;
 	private String submissionForumOngoingReviewTagName = "";
 
 	public NewsChannel getQuestionChannel() {
@@ -44,6 +45,10 @@ public Role getQOTWReviewRole() {
 		return this.getGuild().getRoleById(this.qotwReviewRoleId);
 	}
 
+	public Role getQOTWChampionRole() {
+		return this.getGuild().getRoleById(this.qotwChampionRoleId);
+	}
+
 	/**
 	 * Gets a {@link ForumTag} based on the specified name.
 	 *

src/main/java/net/javadiscord/javabot/systems/qotw/QOTWPointsService.java

@@ -3,6 +3,8 @@
 import lombok.RequiredArgsConstructor;
 import net.dv8tion.jda.api.entities.Guild;
 import net.dv8tion.jda.api.entities.Member;
+import net.dv8tion.jda.api.entities.Role;
+import net.javadiscord.javabot.data.config.BotConfig;
 import net.javadiscord.javabot.systems.qotw.dao.QuestionPointsRepository;
 import net.javadiscord.javabot.systems.qotw.model.QOTWAccount;
 import net.javadiscord.javabot.util.ExceptionLogger;
@@ -24,6 +26,7 @@
 @Service
 public class QOTWPointsService {
 	private final QuestionPointsRepository pointsRepository;
+	private final BotConfig botConfig;
 
 	/**
 	 * Creates a new QOTW Account if none exists.
@@ -121,15 +124,34 @@ public List<QOTWAccount> getTopAccounts(int amount, int page) {
 	/**
 	 * Increments a single user's QOTW-Points.
 	 *
-	 * @param userId The discord Id of the user.
+	 * @param member The {@link Member} whose points shall be incremented
 	 * @return The total points after the update.
 	 */
-	public long increment(long userId) {
+	public long increment(Member member) {
+		long userId = member.getIdLong();
 		try {
 			LocalDate date=LocalDate.now();
 			int points = pointsRepository.getPointsAtDate(userId, date)+1;
 			pointsRepository.setPointsAtDate(userId, date, points);
-			return pointsRepository.getByUserId(userId, getCurrentMonth()).map(QOTWAccount::getPoints).orElse(0L);
+			Role qotwChampionRole = botConfig.get(member.getGuild()).getQotwConfig().getQOTWChampionRole();
+			LocalDate month = getCurrentMonth();
+			long newScore = pointsRepository.getByUserId(userId, month).map(QOTWAccount::getPoints).orElse(0L);
+			if (qotwChampionRole != null) {
+				pointsRepository.getTopAccounts(month, 0, 1)
+					.stream()
+					.findFirst()
+					.ifPresent(best -> {
+						if (newScore >= best.getPoints()) {
+							member.getGuild().addRoleToMember(member, qotwChampionRole).queue();
+							for (Member m : member.getGuild().getMembersWithRoles(qotwChampionRole)) {
+								if (getOrCreateAccount(m.getIdLong()).getPoints() < best.getPoints()) {
+									m.getGuild().removeRoleFromMember(m, qotwChampionRole).queue();
+								}
+							}
+						}
+					});
+			}
+			return newScore;
 		} catch (DataAccessException e) {
 			ExceptionLogger.capture(e, getClass().getSimpleName());
 			return 0;

src/main/java/net/javadiscord/javabot/systems/qotw/commands/qotw_points/IncrementPointsSubcommand.java

@@ -51,7 +51,7 @@ public void execute(@NotNull SlashCommandInteractionEvent event) {
 			return;
 		}
 		event.deferReply().queue();
-		long points = pointsService.increment(member.getIdLong());
+		long points = pointsService.increment(member);
 		MessageEmbed embed = buildIncrementEmbed(member.getUser(), points);
 		notificationService.withGuild(event.getGuild()).sendToModerationLog(c -> c.sendMessageEmbeds(embed));
 		notificationService.withQOTW(event.getGuild(), member.getUser()).sendAccountIncrementedNotification();

src/main/java/net/javadiscord/javabot/systems/qotw/dao/QuestionPointsRepository.java

@@ -96,7 +96,7 @@ public List<QOTWAccount> sortByPoints(LocalDate startDate) throws DataAccessExce
 	 * @throws DataAccessException If an error occurs.
 	 */
 	public List<QOTWAccount> getTopAccounts(LocalDate startDate, int page, int size) throws DataAccessException {
-		return jdbcTemplate.query("SELECT user_id, SUM(points) FROM qotw_points WHERE startDate >= ? AND points > 0  GROUP BY user_id ORDER BY SUM(points) DESC LIMIT ? OFFSET ?", (rs,row)->this.read(rs),
+		return jdbcTemplate.query("SELECT user_id, SUM(points) FROM qotw_points WHERE obtained_at >= ? AND points > 0  GROUP BY user_id ORDER BY SUM(points) DESC LIMIT ? OFFSET ?", (rs,row)->this.read(rs),
 				startDate, size, Math.max(0, (page * size) - size));
 	}
 

src/main/java/net/javadiscord/javabot/systems/qotw/submissions/SubmissionManager.java

@@ -132,10 +132,10 @@ private boolean canCreateSubmissions(Member member) {
 	 */
 	public void acceptSubmission(InteractionHook hook, @NotNull ThreadChannel thread, @NotNull User author, boolean bestAnswer) {
 		thread.getManager().setName(SUBMISSION_ACCEPTED + thread.getName().substring(1)).queue();
-		pointsService.increment(author.getIdLong());
+		pointsService.increment(thread.getGuild().getMember(author));
 		notificationService.withQOTW(thread.getGuild(), author).sendAccountIncrementedNotification();
 		if (bestAnswer) {
-			pointsService.increment(author.getIdLong());
+			pointsService.increment(thread.getGuild().getMember(author));
 			notificationService.withQOTW(thread.getGuild(), author).sendBestAnswerNotification();
 		}
 		Responses.success(hook, "Submission Accepted",