configurable limits for XP subtraction

Author: danthe1st

src/main/java/net/discordjug/javabot/data/config/guild/HelpConfig.java

@@ -116,7 +116,17 @@ public class HelpConfig extends GuildConfigItem {
 	private double thankExperience = 3;
 
 	/**
-	 * The amount that should be subtracted from every Help Account each day.
+	 * The minimum total amount of XP that should be subtracted from every Help Account each day.
+	 */
+	private int minDailyExperienceSubtraction = 1;
+	
+	/**
+	 * The maximum total amount of XP that should be subtracted from every Help Account each day.
+	 */
+	private int maxDailyExperienceSubtraction = 50;
+	
+	/**
+	 * The percentage of XP that should be subtracted from every Help Account each day.
 	 */
 	private double dailyExperienceSubtraction = 5;
 

src/main/java/net/discordjug/javabot/systems/help/HelpExperienceJob.java

@@ -2,6 +2,7 @@
 
 import lombok.RequiredArgsConstructor;
 import net.discordjug.javabot.data.config.BotConfig;
+import net.discordjug.javabot.data.config.guild.HelpConfig;
 import net.discordjug.javabot.data.h2db.DbHelper;
 import net.discordjug.javabot.systems.help.dao.HelpAccountRepository;
 import net.discordjug.javabot.util.ExceptionLogger;
@@ -31,9 +32,12 @@ public class HelpExperienceJob {
 	public void execute() {
 		asyncPool.execute(() -> {
 			try {
+				// just get the config for the first guild the bot is in, as it's not designed to work in multiple guilds anyway
+				HelpConfig helpConfig = botConfig.get(jda.getGuilds().get(0)).getHelpConfig();
 				helpAccountRepository.removeExperienceFromAllAccounts(
-						// just get the config for the first guild the bot is in, as it's not designed to work in multiple guilds anyway
-						botConfig.get(jda.getGuilds().get(0)).getHelpConfig().getDailyExperienceSubtraction(), 1, 50);
+						helpConfig.getDailyExperienceSubtraction(),
+						helpConfig.getMinDailyExperienceSubtraction(),
+						helpConfig.getMaxDailyExperienceSubtraction());
 			} catch (DataAccessException e) {
 				ExceptionLogger.capture(e, DbHelper.class.getSimpleName());
 			}