triggers.yml where you can reference some triggers.

src/main/java/net/Indyuce/mmocore/api/block/BlockInfo.java

@@ -52,7 +52,7 @@ public class BlockInfo {
 
 			for (String key : list)
 				try {
-					triggers.add(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(key)));
+					triggers.addAll(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(key)));
 				} catch (IllegalArgumentException exception) {
 					MMOCore.plugin.getLogger().log(Level.WARNING,
 							"Could not load trigger '" + key + "' from block info '" + block.generateKey() + "': " + exception.getMessage());

src/main/java/net/Indyuce/mmocore/api/load/DefaultMMOLoader.java

@@ -43,30 +43,43 @@ import java.util.logging.Level;
 public class DefaultMMOLoader extends MMOLoader {
 
     @Override
-    public Trigger loadTrigger(MMOLineConfig config) {
+    public List<Trigger> loadTrigger(MMOLineConfig config) {
+        if (config.getKey().equals("from")) {
+            String source = config.getString("source");
+            ConfigFile configFile = new ConfigFile("triggers");
+            if (!configFile.getConfig().contains(source)) {
+                MMOCore.plugin.getLogger().log(Level.WARNING, "Couldn't find " + source + " in experience-sources.yml");
+                return null;
+            }
+            List<Trigger> list = new ArrayList<>();
+            for (String trigger : configFile.getConfig().getStringList(source)) {
+                list.addAll(loadTrigger(new MMOLineConfig(trigger)));
+            }
+            return list;
+        }
         if (config.getKey().equals("message"))
-            return new MessageTrigger(config);
+            return Arrays.asList(new MessageTrigger(config));
 
         if (config.getKey().equals("sound") || config.getKey().equals("playsound"))
-            return new SoundTrigger(config);
+            return Arrays.asList(new SoundTrigger(config));
 
         if (config.getKey().equals("mana"))
-            return new ManaTrigger(config);
+            return Arrays.asList(new ManaTrigger(config));
 
         if (config.getKey().equals("stamina"))
-            return new StaminaTrigger(config);
+            return Arrays.asList(new StaminaTrigger(config));
 
         if (config.getKey().equals("stellium"))
-            return new StelliumTrigger(config);
+            return Arrays.asList(new StelliumTrigger(config));
 
         if (config.getKey().equals("command"))
-            return new CommandTrigger(config);
+            return Arrays.asList(new CommandTrigger(config));
 
         if (config.getKey().equals("item") || config.getKey().equals("vanilla"))
-            return new ItemTrigger(config);
+            return Arrays.asList(new ItemTrigger(config));
 
         if (config.getKey().equals("exp") || config.getKey().equals("experience"))
-            return new ExperienceTrigger(config);
+            return Arrays.asList(new ExperienceTrigger(config));
 
         return null;
     }
@@ -126,19 +139,18 @@ public class DefaultMMOLoader extends MMOLoader {
     }
 
 
-
     @Override
     public List<ExperienceSource<?>> loadExperienceSource(MMOLineConfig config, ExperienceDispenser dispenser) {
-        if(config.getKey().equals("from")) {
+        if (config.getKey().equals("from")) {
-            String source=config.getString("source");
+            String source = config.getString("source");
-            ConfigFile configFile= new ConfigFile("exp-sources");
+            ConfigFile configFile = new ConfigFile("exp-sources");
-            if(!configFile.getConfig().contains(source)) {
+            if (!configFile.getConfig().contains(source)) {
-                MMOCore.plugin.getLogger().log(Level.WARNING,"Couldn't find "+source+" in experience-sources.yml");
+                MMOCore.plugin.getLogger().log(Level.WARNING, "Couldn't find " + source + " in experience-sources.yml");
                 return null;
             }
-            List<ExperienceSource<?>> list= new ArrayList<>();
+            List<ExperienceSource<?>> list = new ArrayList<>();
-            for(String expSource: configFile.getConfig().getStringList(source)) {
+            for (String expSource : configFile.getConfig().getStringList(source)) {
-                list.addAll(loadExperienceSource(new MMOLineConfig(expSource),dispenser));
+                list.addAll(loadExperienceSource(new MMOLineConfig(expSource), dispenser));
             }
             return list;
 

src/main/java/net/Indyuce/mmocore/api/load/MMOLoader.java

@@ -23,7 +23,7 @@ public class MMOLoader {
         return null;
     }
 
-    public Trigger loadTrigger(MMOLineConfig config) {
+    public List<Trigger> loadTrigger(MMOLineConfig config) {
         return null;
     }
 

src/main/java/net/Indyuce/mmocore/api/player/profess/event/EventTrigger.java

@@ -25,7 +25,7 @@ public class EventTrigger {
 
         for (String format : list)
             try {
-                triggers.add(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(format)));
+                triggers.addAll(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(format)));
             } catch (IllegalArgumentException exception) {
                 MMOCore.plugin.getLogger().log(Level.WARNING,
                         "Could not load trigger '" + format + "' from event trigger '" + event + "': " + exception.getMessage());

src/main/java/net/Indyuce/mmocore/api/quest/objective/Objective.java

@@ -30,7 +30,7 @@ public abstract class Objective {
 
         for (String key : config.getStringList("triggers"))
             try {
-                triggers.add(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(key)));
+                triggers.addAll(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(key)));
             } catch (IllegalArgumentException exception) {
                 MMOCore.plugin.getLogger().log(Level.WARNING,
                         "Could not load trigger '" + key + "' from objective '" + id + "': " + exception.getMessage());

src/main/java/net/Indyuce/mmocore/comp/mythicmobs/MythicMobsMMOLoader.java

@@ -16,10 +16,10 @@ import java.util.List;
 public class MythicMobsMMOLoader extends MMOLoader {
 
     @Override
-    public Trigger loadTrigger(MMOLineConfig config) {
+    public List<Trigger> loadTrigger(MMOLineConfig config) {
 
         if (config.getKey().equalsIgnoreCase("mmskill") || config.getKey().equalsIgnoreCase("mythicmobskill"))
-            return new MythicSkillTrigger(config);
+            return Arrays.asList(new MythicSkillTrigger(config));
 
         return null;
     }

src/main/java/net/Indyuce/mmocore/comp/vault/VaultMMOLoader.java

@@ -4,13 +4,16 @@ import net.Indyuce.mmocore.api.quest.trigger.Trigger;
 import net.Indyuce.mmocore.api.load.MMOLoader;
 import io.lumine.mythic.lib.api.MMOLineConfig;
 
+import java.util.Arrays;
+import java.util.List;
+
 public class VaultMMOLoader extends MMOLoader {
 
 	@Override
-	public Trigger loadTrigger(MMOLineConfig config) {
+	public List<Trigger> loadTrigger(MMOLineConfig config) {
 
 		if (config.getKey().equalsIgnoreCase("money"))
-			return new MoneyTrigger(config);
+			return Arrays.asList(new MoneyTrigger(config));
 
 		return null;
 	}

src/main/java/net/Indyuce/mmocore/experience/droptable/ExperienceItem.java

@@ -63,7 +63,7 @@ public class ExperienceItem {
         triggers = new ArrayList<>();
 
         for (String triggerFormat : config.getStringList("triggers"))
-            triggers.add(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(triggerFormat)));
+            triggers.addAll(MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(triggerFormat)));
     }
 
     public String getId() {

src/main/java/net/Indyuce/mmocore/gui/api/GeneratedInventory.java

@@ -100,7 +100,7 @@ public abstract class GeneratedInventory extends PluginInventory {
                 return;
 
             if (item instanceof TriggerItem)
-                ((TriggerItem) item).getTrigger().apply(getPlayerData());
+                ((TriggerItem) item).getTriggers().forEach(trigger->trigger.apply(getPlayerData()));
             else
                 whenClicked(event, item);
         }

src/main/java/net/Indyuce/mmocore/gui/api/item/TriggerItem.java

@@ -6,13 +6,15 @@ import net.Indyuce.mmocore.api.quest.trigger.Trigger;
 import net.Indyuce.mmocore.gui.api.GeneratedInventory;
 import org.bukkit.configuration.ConfigurationSection;
 
+import java.util.List;
+
 public class TriggerItem extends InventoryItem {
-    private final Trigger trigger;
+    private final List<Trigger> triggers;
 
     public TriggerItem(ConfigurationSection config, String format) {
         super(config);
 
-        trigger = MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(format));
+        triggers = MMOCore.plugin.loadManager.loadTrigger(new MMOLineConfig(format));
     }
 
     @Override
@@ -20,7 +22,7 @@ public class TriggerItem extends InventoryItem {
         return new Placeholders();
     }
 
-    public Trigger getTrigger() {
+    public List<Trigger> getTriggers() {
-        return trigger;
+        return triggers;
     }
 }

src/main/java/net/Indyuce/mmocore/manager/ConfigManager.java

@@ -88,6 +88,7 @@ public class ConfigManager {
         loadDefaultFile("commands.yml");
         loadDefaultFile("exp-tables.yml");
         loadDefaultFile("exp-sources.yml");
+        loadDefaultFile("triggers.yml");
         loadDefaultFile("guilds.yml");
 
         commandVerbose.reload(MMOCore.plugin.getConfig().getConfigurationSection("command-verbose"));

src/main/java/net/Indyuce/mmocore/manager/MMOLoadManager.java

@@ -50,8 +50,8 @@ public class MMOLoadManager {
 		return load(List.class, config, loader -> loader.loadExperienceSource(config, dispenser));
 	}
 
-	public Trigger loadTrigger(MMOLineConfig config) {
+	public List<Trigger> loadTrigger(MMOLineConfig config) {
-		return load(Trigger.class, config, loader -> loader.loadTrigger(config));
+		return load(List.class, config, loader -> loader.loadTrigger(config));
 	}
 
 	public DropItem loadDropItem(MMOLineConfig config) {

src/main/resources/default/exp-sources.yml

@@ -0,0 +1,8 @@
+#A list of experience source that can be loaded using 'from{source="test-exp-source"}'
+test-exp-source:
+  - 'damagedealt{type=physical;amount=250}'
+  - 'move{type=WALK;amount=300}'
+  - 'from{source=test2}'
+
+test2:
+  - 'eat{type=CARROT;amount="50"}'