Version 2.0.1:

* Added temporary fix for a bug where discounts are invisible on some servers, due to a race condition. See the new "TradeDelay" option in config.yml
* Added config option to allow multiple players to trade with the same villager at the same time

src/com/pretzel/dev/villagertradelimiter/listeners/PlayerListener.java

@@ -125,11 +125,12 @@ public class PlayerListener implements Listener {
         customRecipes.put(villager, recipes);
 
         //Opens the trading window
+        boolean multipleTraders = instance.getSettings().getMultipleTraders();
         int delay = instance.getSettings().getTradeDelay();
         if(delay >= 0) {
-            Bukkit.getScheduler().runTaskLater(instance, () -> player.openMerchant(villager, true), delay);
+            Bukkit.getScheduler().runTaskLater(instance, () -> player.openMerchant(villager, multipleTraders), delay);
         } else {
-            player.openMerchant(villager, true);
+            player.openMerchant(villager, multipleTraders);
         }
 
         //Updates the prices

src/com/pretzel/dev/villagertradelimiter/settings/Config.java

@@ -17,6 +17,7 @@ public class Config {
     private final List<String> disableTrading;
     private final List<String> disableProfessions;
     private final String restock;
+    private final boolean multipleTraders;
     private final int tradeDelay;
 
     public Config(final ConfigurationSection config) {
@@ -29,6 +30,7 @@ public class Config {
         this.disableTrading = config.getStringList("DisableTrading");
         this.disableProfessions = config.getStringList("DisableProfessions");
         this.restock = config.getString("Restock", "0h");
+        this.multipleTraders = config.getBoolean("MultipleTraders", false);
         this.tradeDelay = config.getInt("TradeDelay", -1);
     }
 
@@ -53,5 +55,6 @@ public class Config {
     public List<String> getDisableTrading() { return this.disableTrading; }
     public List<String> getDisableProfessions() { return this.disableProfessions; }
     public String getRestock() { return this.restock; }
+    public boolean getMultipleTraders() { return this.multipleTraders; }
     public int getTradeDelay() { return this.tradeDelay; }
 }

src/main/resources/config.yml

@@ -52,5 +52,8 @@ DisableProfessions: []
 #   w = weeks ("2w" = 2 weeks)
 Restock: 0h
 
+# Set this to true to allow multiple players to trade with the same villager at the same time
+MultipleTraders: false
+
 # Setting this to 0 or 1 may fix some issues with discounts not showing up. Set to -1 to disable
 TradeDelay: -1