One more held item slot fix

Update KingdomsX dependence

build.gradle.kts

@@ -77,9 +77,6 @@ allprojects {
 
         // LibsDisguises
         maven("https://repo.md-5.net/content/groups/public/")
-
-        // FabledSkyblock
-        maven("https://repo.songoda.com/repository/public/")
     }
 
     dependencies {

eco-api/src/main/java/com/willfp/eco/core/integrations/economy/EconomyIntegration.java

@@ -4,6 +4,8 @@ import com.willfp.eco.core.integrations.Integration;
 import org.bukkit.OfflinePlayer;
 import org.jetbrains.annotations.NotNull;
 
+import java.math.BigDecimal;
+
 /**
  * Wrapper class for economy integrations.
  */
@@ -45,4 +47,14 @@ public interface EconomyIntegration extends Integration {
      * @return The balance.
      */
     double getBalance(@NotNull OfflinePlayer player);
+
+    /**
+     * Get the balance of a player.
+     *
+     * @param player The player.
+     * @return The balance.
+     */
+    default BigDecimal getExactBalance(@NotNull OfflinePlayer player) {
+        return BigDecimal.valueOf(getBalance(player));
+    }
 }

eco-api/src/main/java/com/willfp/eco/core/integrations/economy/EconomyManager.java

@@ -3,6 +3,7 @@ package com.willfp.eco.core.integrations.economy;
 import org.bukkit.OfflinePlayer;
 import org.jetbrains.annotations.NotNull;
 
+import java.math.BigDecimal;
 import java.util.HashSet;
 import java.util.Set;
 
@@ -96,6 +97,20 @@ public final class EconomyManager {
         return 0;
     }
 
+    /**
+     * Get the balance of a player.
+     *
+     * @param player The player.
+     * @return The balance.
+     */
+    public static BigDecimal getExactBalance(@NotNull final OfflinePlayer player) {
+        for (EconomyIntegration integration : REGISTERED) {
+            return integration.getExactBalance(player);
+        }
+
+        return BigDecimal.ZERO;
+    }
+
     private EconomyManager() {
         throw new UnsupportedOperationException("This is a utility class and cannot be instantiated");
     }

eco-api/src/main/java/com/willfp/eco/core/integrations/shop/ShopIntegration.java

@@ -1,7 +1,10 @@
 package com.willfp.eco.core.integrations.shop;
 
 import com.willfp.eco.core.integrations.Integration;
+import org.bukkit.entity.Player;
 import org.bukkit.event.Listener;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 /**
@@ -25,4 +28,27 @@ public interface ShopIntegration extends Integration {
         // Do nothing unless overridden.
         return null;
     }
+
+    /**
+     * Get the price of an item.
+     *
+     * @param itemStack The item.
+     * @return The price.
+     */
+    default double getPrice(@NotNull final ItemStack itemStack) {
+        // Do nothing unless overridden.
+        return 0.0;
+    }
+
+    /**
+     * Get the price of an item.
+     *
+     * @param itemStack The item.
+     * @param player    The player.
+     * @return The price.
+     */
+    default double getPrice(@NotNull final ItemStack itemStack,
+                            @NotNull final Player player) {
+        return getPrice(itemStack);
+    }
 }

eco-api/src/main/java/com/willfp/eco/core/integrations/shop/ShopManager.java

@@ -1,9 +1,12 @@
 package com.willfp.eco.core.integrations.shop;
 
 import com.willfp.eco.core.EcoPlugin;
+import org.bukkit.entity.Player;
 import org.bukkit.event.Listener;
+import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 import java.util.HashSet;
 import java.util.Set;
@@ -52,6 +55,40 @@ public final class ShopManager {
         }
     }
 
+    /**
+     * Get the price of an item.
+     *
+     * @param itemStack The item.
+     * @return The price.
+     */
+    public static double getItemPrice(@Nullable final ItemStack itemStack) {
+        return getItemPrice(itemStack, null);
+    }
+
+    /**
+     * Get the price of an item.
+     *
+     * @param itemStack The item.
+     * @param player    The player.
+     * @return The price.
+     */
+    public static double getItemPrice(@Nullable final ItemStack itemStack,
+                                      @Nullable final Player player) {
+        if (itemStack == null) {
+            return 0.0;
+        }
+
+        for (ShopIntegration shopIntegration : REGISTERED) {
+            if (player == null) {
+                return shopIntegration.getPrice(itemStack);
+            } else {
+                return shopIntegration.getPrice(itemStack, player);
+            }
+        }
+
+        return 0.0;
+    }
+
     private ShopManager() {
         throw new UnsupportedOperationException("This is a utility class and cannot be instantiated");
     }

eco-api/src/main/java/com/willfp/eco/core/items/Items.java

@@ -230,11 +230,11 @@ public final class Items {
 
                 String reformattedKey = keyID.replace("__", ":");
 
-                item = provider.provideForKey(reformattedKey);
+                part = provider.provideForKey(reformattedKey);
-                if (item instanceof EmptyTestableItem || item == null) {
+                if (part instanceof EmptyTestableItem || part == null) {
                     return new EmptyTestableItem();
                 }
-                registerCustomItem(namespacedKey, item);
+                registerCustomItem(namespacedKey, part);
             }
 
             /*

eco-api/src/main/java/com/willfp/eco/core/web/Paste.java

@@ -25,13 +25,30 @@ public class Paste {
      */
     private final String contents;
 
+    /**
+     * The host.
+     */
+    private final String host;
+
     /**
      * Create a new paste.
      *
      * @param contents The contents.
      */
     public Paste(@NotNull final String contents) {
+        this(contents, "https://paste.willfp.com");
+    }
+
+    /**
+     * Create a new paste.
+     *
+     * @param contents The contents.
+     * @param host     The host.
+     */
+    public Paste(@NotNull final String contents,
+                 @NotNull final String host) {
         this.contents = contents;
+        this.host = host;
     }
 
     /**
@@ -47,7 +64,7 @@ public class Paste {
                 byte[] postData = URLEncoder.encode(contents, StandardCharsets.UTF_8).getBytes(StandardCharsets.UTF_8);
                 int postDataLength = postData.length;
 
-                String requestURL = "https://paste.willfp.com/documents";
+                String requestURL = this.host + "/documents";
                 URL url = new URL(requestURL);
                 HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
                 conn.setDoOutput(true);
@@ -85,14 +102,26 @@ public class Paste {
      * @return The paste.
      */
     public static Paste getFromHastebin(@NotNull final String token) {
+        return getFromHastebin(token, "https://paste.willfp.com");
+    }
+
+    /**
+     * Get paste from hastebin.
+     *
+     * @param token The token.
+     * @param host  The host.
+     * @return The paste.
+     */
+    public static Paste getFromHastebin(@NotNull final String token,
+                                        @NotNull final String host) {
         try {
             StringBuilder result = new StringBuilder();
-            URL url = new URL("https://paste.willfp.com/raw/" + token);
+            URL url = new URL(host + "/raw/" + token);
             HttpURLConnection conn = (HttpURLConnection) url.openConnection();
             conn.setRequestMethod("GET");
             try (var reader = new BufferedReader(
                     new InputStreamReader(conn.getInputStream()))) {
-                for (String line; (line = reader.readLine()) != null;) {
+                for (String line; (line = reader.readLine()) != null; ) {
                     result.append(line);
                 }
             }

eco-api/src/main/kotlin/com/willfp/eco/core/integrations/economy/EconomyHelpers.kt

@@ -3,6 +3,7 @@
 package com.willfp.eco.core.integrations.economy
 
 import org.bukkit.OfflinePlayer
+import java.math.BigDecimal
 
 /** @see EconomyManager */
 var OfflinePlayer.balance: Double
@@ -21,3 +22,21 @@ var OfflinePlayer.balance: Double
             EconomyManager.giveMoney(this, -diff)
         }
     }
+
+/** @see EconomyManager */
+var OfflinePlayer.exactBalance: BigDecimal
+    get() = EconomyManager.getBalance(this).toBigDecimal()
+    set(value) {
+        if (value <= BigDecimal.ZERO) {
+            EconomyManager.removeMoney(this, this.balance)
+            return
+        }
+
+        val diff = this.exactBalance - value
+
+        if (diff > BigDecimal.ZERO) {
+            EconomyManager.removeMoney(this, diff.toDouble())
+        } else if (diff < BigDecimal.ZERO) {
+            EconomyManager.giveMoney(this, -diff.toDouble())
+        }
+    }

eco-api/src/main/kotlin/com/willfp/eco/core/integrations/shop/ShopHelpers.kt

@@ -0,0 +1,14 @@
+@file:JvmName("ShopExtensions")
+
+package com.willfp.eco.core.integrations.shop
+
+import org.bukkit.entity.Player
+import org.bukkit.inventory.ItemStack
+
+/** @see ShopManager.getItemPrice **/
+val ItemStack.price: Double
+    get() = ShopManager.getItemPrice(this)
+
+/** @see ShopManager.getItemPrice **/
+fun ItemStack.getPrice(player: Player): Double =
+    ShopManager.getItemPrice(this, player)

eco-core/core-plugin/build.gradle

@@ -25,7 +25,6 @@ dependencies {
     compileOnly 'com.comphenix.protocol:ProtocolLib:5.0.0-SNAPSHOT'
     compileOnly 'com.sk89q.worldguard:worldguard-bukkit:7.0.7-SNAPSHOT'
     compileOnly 'com.github.TechFortress:GriefPrevention:16.17.1'
-    compileOnly 'com.github.cryptomorin:kingdoms:1.12.3'
     compileOnly('com.github.TownyAdvanced:Towny:0.97.2.6') {
         exclude group: 'com.zaxxer', module: 'HikariCP'
     }
@@ -41,12 +40,12 @@ dependencies {
     compileOnly 'com.gmail.filoghost.holographicdisplays:holographicdisplays-api:2.4.0'
     compileOnly 'com.github.EssentialsX:Essentials:2.18.2'
     compileOnly 'com.bgsoftware:SuperiorSkyblockAPI:1.8.3'
-    compileOnly 'com.songoda:skyblock:2.3.30'
     compileOnly 'com.github.MilkBowl:VaultAPI:1.7'
     compileOnly 'com.github.WhipDevelopment:CrashClaim:f9cd7d92eb'
     compileOnly 'com.wolfyscript.wolfyutilities:wolfyutilities:3.16.0.0'
     compileOnly 'com.github.decentsoftware-eu:decentholograms:2.1.2'
     compileOnly 'com.github.Gypopo:EconomyShopGUI-API:1.1.0'
+    compileOnly 'com.github.N0RSKA:ScytherAPI:55a'
 
     // MythicMobs
     compileOnly 'io.lumine:Mythic:5.0.1'

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoSpigotPlugin.kt

@@ -56,7 +56,7 @@ import com.willfp.eco.internal.spigot.data.PlayerBlockListener
 import com.willfp.eco.internal.spigot.data.storage.ProfileSaver
 import com.willfp.eco.internal.spigot.display.PacketAutoRecipe
 import com.willfp.eco.internal.spigot.display.PacketChat
-import com.willfp.eco.internal.spigot.display.PacketHeldWindowItems
+import com.willfp.eco.internal.spigot.display.PacketHeldItemSlot
 import com.willfp.eco.internal.spigot.display.PacketOpenWindowMerchant
 import com.willfp.eco.internal.spigot.display.PacketSetCreativeSlot
 import com.willfp.eco.internal.spigot.display.PacketSetSlot
@@ -101,6 +101,7 @@ import com.willfp.eco.internal.spigot.integrations.customitems.CustomItemsHeadDa
 import com.willfp.eco.internal.spigot.integrations.customitems.CustomItemsItemsAdder
 import com.willfp.eco.internal.spigot.integrations.customitems.CustomItemsMythicMobs
 import com.willfp.eco.internal.spigot.integrations.customitems.CustomItemsOraxen
+import com.willfp.eco.internal.spigot.integrations.customitems.CustomItemsScyther
 import com.willfp.eco.internal.spigot.integrations.customrecipes.CustomRecipeCustomCrafting
 import com.willfp.eco.internal.spigot.integrations.economy.EconomyVault
 import com.willfp.eco.internal.spigot.integrations.hologram.HologramCMI
@@ -313,6 +314,7 @@ abstract class EcoSpigotPlugin : EcoPlugin() {
                 CraftingRecipeListener.registerValidator(CustomRecipeCustomCrafting())
             },
             IntegrationLoader("MythicMobs") { CustomItemsManager.register(CustomItemsMythicMobs(this)) },
+            IntegrationLoader("Scyther") { CustomItemsManager.register(CustomItemsScyther()) },
 
             // Shop
             IntegrationLoader("ShopGUIPlus") { ShopManager.register(ShopShopGuiPlus()) },
@@ -355,7 +357,7 @@ abstract class EcoSpigotPlugin : EcoPlugin() {
             PacketSetCreativeSlot(this),
             PacketSetSlot(this),
             PacketWindowItems(this),
-            PacketHeldWindowItems(this),
+            PacketHeldItemSlot(this),
             PacketOpenWindowMerchant(this)
         )
     }

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/data/storage/MySQLDataHandler.kt

@@ -67,7 +67,6 @@ class MySQLDataHandler(
 
             table.apply {
                 registerColumn<String>("json_data", TextColumnType())
-                    .default("{}")
             }
 
             SchemaUtils.createMissingTablesAndColumns(table, withLogs = false)
@@ -124,7 +123,7 @@ class MySQLDataHandler(
                 }
             }
 
-            row[dataColumn]
+            row.getOrNull(dataColumn) ?: "{}"
         }
 
 

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/display/PacketHeldItemSlot.kt

@@ -0,0 +1,29 @@
+package com.willfp.eco.internal.spigot.display
+
+import com.comphenix.protocol.PacketType
+import com.comphenix.protocol.events.PacketContainer
+import com.comphenix.protocol.events.PacketEvent
+import com.willfp.eco.core.AbstractPacketAdapter
+import com.willfp.eco.core.EcoPlugin
+import com.willfp.eco.internal.spigot.display.frame.DisplayFrame
+import com.willfp.eco.internal.spigot.display.frame.lastDisplayFrame
+import org.bukkit.entity.Player
+
+class PacketHeldItemSlot(plugin: EcoPlugin) :
+    AbstractPacketAdapter(plugin, PacketType.Play.Server.HELD_ITEM_SLOT, false) {
+    override fun onSend(
+        packet: PacketContainer,
+        player: Player,
+        event: PacketEvent
+    ) {
+        player.lastDisplayFrame = DisplayFrame.EMPTY
+    }
+
+    override fun onReceive(
+        packet: PacketContainer,
+        player: Player,
+        event: PacketEvent
+    ) {
+        player.lastDisplayFrame = DisplayFrame.EMPTY
+    }
+}

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/display/PacketHeldWindowItems.kt

@@ -1,25 +0,0 @@
-package com.willfp.eco.internal.spigot.display
-
-import com.comphenix.protocol.PacketType
-import com.comphenix.protocol.events.PacketContainer
-import com.comphenix.protocol.events.PacketEvent
-import com.willfp.eco.core.AbstractPacketAdapter
-import com.willfp.eco.core.EcoPlugin
-import com.willfp.eco.core.display.Display
-import org.bukkit.entity.Player
-import org.bukkit.inventory.ItemStack
-
-class PacketHeldWindowItems(plugin: EcoPlugin) :
-    AbstractPacketAdapter(plugin, PacketType.Play.Server.WINDOW_ITEMS, false) {
-    override fun onSend(
-        packet: PacketContainer,
-        player: Player,
-        event: PacketEvent
-    ) {
-        packet.itemModifier.modify(0) { item: ItemStack? ->
-            Display.display(
-                item!!, player
-            )
-        }
-    }
-}

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/display/PacketSetSlot.kt

@@ -9,7 +9,6 @@ import com.willfp.eco.core.display.Display
 import com.willfp.eco.internal.spigot.display.frame.DisplayFrame
 import com.willfp.eco.internal.spigot.display.frame.lastDisplayFrame
 import org.bukkit.entity.Player
-import org.bukkit.inventory.ItemStack
 
 class PacketSetSlot(plugin: EcoPlugin) : AbstractPacketAdapter(plugin, PacketType.Play.Server.SET_SLOT, false) {
     override fun onSend(
@@ -17,13 +16,12 @@ class PacketSetSlot(plugin: EcoPlugin) : AbstractPacketAdapter(plugin, PacketTyp
         player: Player,
         event: PacketEvent
     ) {
-        packet.itemModifier.modify(0, object : VersionCompatiblePLibFunction<ItemStack> {
+        packet.itemModifier.modify(0) {
-            override fun apply(item: ItemStack) =
+            Display.display(
-                Display.display(
+                it,
-                    item,
+                player
-                    player
+            )
-                )
+        }
-        })
 
         player.lastDisplayFrame = DisplayFrame.EMPTY
     }

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/display/PacketWindowItems.kt

@@ -14,21 +14,32 @@ import org.bukkit.inventory.ItemStack
 import java.util.concurrent.ConcurrentHashMap
 
 class PacketWindowItems(plugin: EcoPlugin) : AbstractPacketAdapter(plugin, PacketType.Play.Server.WINDOW_ITEMS, false) {
-    private val ignorePacketList = ConcurrentHashMap.newKeySet<String>()
+    private val lastKnownWindowIDs = ConcurrentHashMap<String, Int>()
 
     override fun onSend(
         packet: PacketContainer,
         player: Player,
         event: PacketEvent
     ) {
-        if (ignorePacketList.contains(player.name)) {
+        packet.itemModifier.modify(0) {
-            ignorePacketList.remove(player.name)
+            Display.display(
-            return
+                it, player
+            )
         }
 
         val windowId = packet.integers.read(0)
 
-        if (windowId != 0) {
+        // Using name because UUID is unreliable with ProtocolLib players.
+        val name = player.name
+
+        val lastKnownID = lastKnownWindowIDs[name]
+        lastKnownWindowIDs[name] = windowId
+
+        // If there is any change in window ID at any point,
+        // Remove the last display frame to prevent any potential conflicts.
+        // If the window ID is not zero (not a player inventory), then remove too,
+        // as GUIs are not player inventories.
+        if (lastKnownID != windowId || windowId != 0) {
             player.lastDisplayFrame = DisplayFrame.EMPTY
         }
 

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/display/VersionCompatiblePLibFunction.kt

@@ -1,8 +0,0 @@
-package com.willfp.eco.internal.spigot.display
-
-import com.google.common.base.Function
-import java.util.function.UnaryOperator
-
-interface VersionCompatiblePLibFunction<T> : Function<T, T>, UnaryOperator<T> {
-
-}

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/integrations/antigrief/AntigriefKingdoms.kt

@@ -6,10 +6,10 @@ import org.bukkit.block.Block
 import org.bukkit.entity.LivingEntity
 import org.bukkit.entity.Player
 import org.kingdoms.constants.group.Kingdom
-import org.kingdoms.constants.group.model.KingdomRelation
+import org.kingdoms.constants.group.model.relationships.StandardRelationAttribute
 import org.kingdoms.constants.land.Land
-import org.kingdoms.constants.player.DefaultKingdomPermission
 import org.kingdoms.constants.player.KingdomPlayer
+import org.kingdoms.constants.player.StandardKingdomPermission
 import org.kingdoms.managers.PvPManager
 
 class AntigriefKingdoms : AntigriefIntegration {
@@ -23,11 +23,13 @@ class AntigriefKingdoms : AntigriefIntegration {
         }
         val kingdom: Kingdom = kp.kingdom ?: return false
         val land = Land.getLand(block) ?: return true
-        val permission: DefaultKingdomPermission =
+        val permission = if (land.isNexusLand) {
-            if (land.isNexusLand) DefaultKingdomPermission.NEXUS_BUILD else DefaultKingdomPermission.BUILD
+            StandardKingdomPermission.NEXUS_BUILD
+        } else StandardKingdomPermission.BUILD
+
         return if (!kp.hasPermission(permission)) {
             false
-        } else kingdom.hasAttribute(land.kingdom, KingdomRelation.Attribute.BUILD)
+        } else kingdom.hasAttribute(land.kingdom, StandardRelationAttribute.BUILD)
     }
 
     override fun canCreateExplosion(

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/integrations/customitems/CustomItemsScyther.kt

@@ -0,0 +1,48 @@
+package com.willfp.eco.internal.spigot.integrations.customitems
+
+import com.willfp.eco.core.integrations.customitems.CustomItemsIntegration
+import com.willfp.eco.core.items.CustomItem
+import com.willfp.eco.core.items.Items
+import com.willfp.eco.core.items.TestableItem
+import com.willfp.eco.core.items.provider.ItemProvider
+import com.willfp.eco.util.NamespacedKeyUtils
+import dev.norska.scyther.Scyther
+import dev.norska.scyther.api.ScytherAPI
+import org.bukkit.Material
+
+class CustomItemsScyther : CustomItemsIntegration {
+    override fun registerProvider() {
+        Items.registerItemProvider(ScytherProvider())
+    }
+
+    override fun getPluginName(): String {
+        return "Scyther"
+    }
+
+    private class ScytherProvider : ItemProvider("scyther") {
+        override fun provideForKey(key: String): TestableItem? {
+            val material = Material.matchMaterial(key.uppercase()) ?: Material.WOODEN_HOE
+
+            val hoe = ScytherAPI.createHarvesterHoe(
+                Scyther.getInstance(),
+                material,
+                0,
+                1.0,
+                1,
+                Int.MAX_VALUE,
+                "AUTOSELL",
+                true
+            )
+
+            val namespacedKey = NamespacedKeyUtils.create("scyther", key)
+
+            return CustomItem(
+                namespacedKey,
+                {
+                    ScytherAPI.isHarvesterItem(it) && it.type == material
+                },
+                hoe
+            )
+        }
+    }
+}

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/integrations/shop/ShopEconomyShopGUI.kt

@@ -2,16 +2,27 @@ package com.willfp.eco.internal.spigot.integrations.shop
 
 import com.willfp.eco.core.integrations.shop.ShopIntegration
 import com.willfp.eco.core.integrations.shop.ShopSellEvent
+import me.gypopo.economyshopgui.api.EconomyShopGUIHook
 import me.gypopo.economyshopgui.api.events.PreTransactionEvent
 import org.bukkit.Bukkit
+import org.bukkit.entity.Player
 import org.bukkit.event.EventHandler
 import org.bukkit.event.Listener
+import org.bukkit.inventory.ItemStack
 
 class ShopEconomyShopGUI : ShopIntegration {
     override fun getSellEventAdapter(): Listener {
         return EconomyShopGUISellEventListeners
     }
 
+    override fun getPrice(itemStack: ItemStack, player: Player): Double {
+        return EconomyShopGUIHook.getItemSellPrice(player, itemStack)
+    }
+
+    override fun getPrice(itemStack: ItemStack): Double {
+        return EconomyShopGUIHook.getItemSellPrice(itemStack)
+    }
+
     object EconomyShopGUISellEventListeners : Listener {
         @EventHandler
         fun shopEventToEcoEvent(event: PreTransactionEvent) {

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/integrations/shop/ShopShopGuiPlus.kt

@@ -9,6 +9,7 @@ import net.brcdev.shopgui.provider.item.ItemProvider
 import net.brcdev.shopgui.shop.ShopManager
 import org.bukkit.Bukkit
 import org.bukkit.configuration.ConfigurationSection
+import org.bukkit.entity.Player
 import org.bukkit.event.EventHandler
 import org.bukkit.event.Listener
 import org.bukkit.inventory.ItemStack
@@ -22,6 +23,14 @@ class ShopShopGuiPlus : ShopIntegration {
         return ShopGuiPlusSellEventListeners
     }
 
+    override fun getPrice(itemStack: ItemStack): Double {
+        return ShopGuiPlusApi.getItemStackPriceSell(itemStack)
+    }
+
+    override fun getPrice(itemStack: ItemStack, player: Player): Double {
+        return ShopGuiPlusApi.getItemStackPriceSell(player, itemStack)
+    }
+
     class EcoShopGuiPlusProvider : ItemProvider("eco") {
         override fun isValidItem(itemStack: ItemStack?): Boolean {
             itemStack ?: return false

eco-core/core-plugin/src/main/resources/plugin.yml

@@ -47,3 +47,4 @@ softdepend:
   - EconomyShopGUI
   - zShop
   - DeluxeSellwands
+  - Scyther

gradle.properties

@@ -1,3 +1,3 @@
-version = 6.40.1
+version = 6.41.3
 plugin-name = eco
 kotlin.code.style = official