From 33fb251aae682a6423caa6e688daac884422aab7 Mon Sep 17 00:00:00 2001
From: Krakenied <Krakenied1@gmail.com>
Date: Thu, 22 Aug 2024 13:02:28 +0200
Subject: Add some new boss bar options

---
 .../quests/bukkit/hook/bossbar/BossBar_Bukkit.java | 45 ++++++++++++++++++++++
 .../src/main/resources/resources/bukkit/config.yml |  4 ++
 2 files changed, 49 insertions(+)

(limited to 'bukkit')

diff --git a/bukkit/src/main/java/com/leonardobishop/quests/bukkit/hook/bossbar/BossBar_Bukkit.java b/bukkit/src/main/java/com/leonardobishop/quests/bukkit/hook/bossbar/BossBar_Bukkit.java
index 7645cfe6..6c5bc7ee 100644
--- a/bukkit/src/main/java/com/leonardobishop/quests/bukkit/hook/bossbar/BossBar_Bukkit.java
+++ b/bukkit/src/main/java/com/leonardobishop/quests/bukkit/hook/bossbar/BossBar_Bukkit.java
@@ -16,6 +16,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 
@@ -25,6 +26,8 @@ public class BossBar_Bukkit implements QuestsBossBar {
     private final RemovalListener<String, BossBar> removalListener;
     private final Map<Float, BarColor> barColorMap;
     private final Map<Float, BarStyle> barStyleMap;
+    private final int limit;
+    private final boolean replaceOnLimit;
 
     // use cache because of its concurrency and automatic player on quit removal
     private final Cache<Player, Cache<String, BossBar>> playerQuestBarCache = CacheBuilder.newBuilder().weakKeys().build();
@@ -39,6 +42,12 @@ public class BossBar_Bukkit implements QuestsBossBar {
         // Load bossbar style config
         this.barStyleMap = loadConfig(BarStyle.class, "style", BarStyle.SOLID);
 
+        // Set boss bar amount limit
+        this.limit = plugin.getConfig().getInt("options.bossbar.limit", -1);
+
+        // Set whether boss bars should be replaced
+        this.replaceOnLimit = plugin.getConfig().getBoolean("options.bossbar.replace-on-limit", true);
+
         //noinspection CodeBlock2Expr (for readability)
         plugin.getScheduler().runTaskTimerAsynchronously(() -> {
             playerQuestBarCache.asMap()
@@ -64,6 +73,42 @@ public class BossBar_Bukkit implements QuestsBossBar {
                                 .build();
                     });
 
+            limitCheck:
+            if (this.limit >= 0 && questBarCache.size() >= this.limit && !questBarCache.asMap().containsKey(questId)) {
+                if (!this.replaceOnLimit) {
+                    return;
+                }
+
+                final Set<Map.Entry<String, BossBar>> cacheEntries = questBarCache.asMap().entrySet();
+                Map.Entry<String, BossBar> toRemove = null;
+                double minProgress = -1.0d;
+
+                // search for boss bar with the lowest progress
+                for (final Map.Entry<String, BossBar> cacheEntry : cacheEntries) {
+                    final double bossBarProgress = cacheEntry.getValue().getProgress();
+
+                    if (bossBarProgress > minProgress) {
+                        toRemove = cacheEntry;
+                        minProgress = bossBarProgress;
+                    }
+                }
+
+                // no boss bars found
+                if (toRemove == null) {
+                    break limitCheck;
+                }
+
+                // we don't want to replace higher progress boss bar with the requested if it has lower progress
+                final double toRemoveProgress = toRemove.getValue().getProgress();
+                if (toRemoveProgress > progress) {
+                    return;
+                }
+
+                // Remove it from the cache and schedule removal from player's boss bars
+                questBarCache.invalidate(toRemove.getKey());
+                this.plugin.getScheduler().runTask(toRemove.getValue()::removeAll);
+            }
+
             BarColor color = getBest(barColorMap, progress);
             BarStyle style = getBest(barStyleMap, progress);
 
diff --git a/bukkit/src/main/resources/resources/bukkit/config.yml b/bukkit/src/main/resources/resources/bukkit/config.yml
index e22b0566..a7e46c18 100644
--- a/bukkit/src/main/resources/resources/bukkit/config.yml
+++ b/bukkit/src/main/resources/resources/bukkit/config.yml
@@ -51,6 +51,10 @@ options:
     # See https://hub.spigotmc.org/javadocs/spigot/org/bukkit/boss/BarStyle.html
     style:
       '0.0': SOLID # for 0.0 and higher progress values (progress is always between 0.0 and 1.0)
+    # Max amount of active task progress boss bars at once
+    limit: -1
+    # Whether new boss bar should be added and make another (the least progress one - if exists) disappear
+    replace-on-limit: true
   # Enable/disable ActionBar
   actionbar:
     progress: false
-- 
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