feat: add Nexo support without breaking Java 11 compatibility (#181)

Co-authored-by: Matt <matt.mmor@gmail.com>

Author: Boy0000

.github/workflows/build.yml

@@ -15,10 +15,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v4
       with:
-        java-version: '17'
+        java-version: '21'
         distribution: 'temurin'
 
     # Configure Gradle for optimal use in GitHub Actions, including caching of downloaded dependencies.
@@ -59,10 +59,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v4
       with:
-        java-version: '17'
+        java-version: '21'
         distribution: 'temurin'
 
     # Generates and submits a dependency graph, enabling Dependabot Alerts for all project dependencies.

build.gradle.kts

@@ -18,6 +18,7 @@ repositories {
     maven("https://repo.extendedclip.com/content/repositories/placeholderapi/")
     maven("https://repo.glaremasters.me/repository/public/")
     maven("https://nexus.phoenixdevt.fr/repository/maven-public/")
+    maven("https://repo.nexomc.com/releases/")
     maven("https://repo.oraxen.com/releases")
     maven("https://jitpack.io")
 }
@@ -30,6 +31,7 @@ dependencies {
 
     compileOnly(libs.headdb)
     compileOnly(libs.itemsadder)
+    compileOnly(libs.nexo)
     compileOnly(libs.oraxen)
     compileOnly(libs.mythiclib)
     compileOnly(libs.mmoitems)
@@ -55,6 +57,7 @@ tasks {
     java {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
+        disableAutoTargetJvm()
     }
 
     processResources {

gradle/libs.versions.toml

@@ -5,6 +5,7 @@ vault = "1.7.1"
 authlib = "1.5.25"
 headdb = "1.3.2"
 itemsadder = "3.6.3-beta-14"
+nexo = "1.1.0"
 oraxen = "1.159.0"
 mythiclib = "1.7.1-SNAPSHOT"
 mmoitems = "6.10-SNAPSHOT"
@@ -24,6 +25,7 @@ vault = { module = "com.github.milkbowl:VaultAPI", version.ref = "vault" }
 authlib = { module = "com.mojang:authlib", version.ref = "authlib" }
 headdb = { module = "com.arcaniax:HeadDatabase-API", version.ref = "headdb" }
 itemsadder = { module = "com.github.LoneDev6:api-itemsadder", version.ref = "itemsadder" }
+nexo = { module = "com.nexomc:nexo", version.ref = "nexo" }
 oraxen = { module = "com.github.oraxen:oraxen", version.ref = "oraxen" }
 mythiclib = { module = "io.lumine:MythicLib-dist", version.ref = "mythiclib"}
 mmoitems = { module = "net.Indyuce:MMOItems-API", version.ref = "mmoitems" }

src/main/java/com/extendedclip/deluxemenus/DeluxeMenus.java

@@ -269,6 +269,10 @@ private void setUpItemHooks() {
             this.itemHooks.put("itemsadder", new ItemsAdderHook());
         }
 
+        if (Bukkit.getPluginManager().isPluginEnabled("Nexo")) {
+            this.itemHooks.put("nexo", new NexoHook());
+        }
+
         if (Bukkit.getPluginManager().isPluginEnabled("Oraxen")) {
             this.itemHooks.put("oraxen", new OraxenHook());
         }

src/main/java/com/extendedclip/deluxemenus/hooks/NexoHook.java

@@ -0,0 +1,48 @@
+package com.extendedclip.deluxemenus.hooks;
+
+import com.extendedclip.deluxemenus.cache.SimpleCache;
+import com.nexomc.nexo.api.NexoItems;
+import com.nexomc.nexo.items.ItemBuilder;
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class NexoHook implements ItemHook, SimpleCache {
+
+    private final Map<String, ItemStack> cache = new ConcurrentHashMap<>();
+
+    @Override
+    public ItemStack getItem(@NotNull String... arguments) {
+        if (arguments.length == 0) {
+            return new ItemStack(Material.STONE);
+        }
+
+        final ItemStack item = cache.computeIfAbsent(arguments[0], (id) -> {
+            final ItemBuilder builder = NexoItems.itemFromId(id);
+            return (builder == null) ? null : builder.build().clone();
+        });
+
+        return (item == null) ? new ItemStack(Material.STONE) : item.clone();
+    }
+
+    @Override
+    public boolean itemMatchesIdentifiers(@NotNull ItemStack item, @NotNull String... arguments) {
+        if (arguments.length == 0) {
+            return false;
+        }
+        return arguments[0].equalsIgnoreCase(NexoItems.idFromItem(item));
+    }
+
+    @Override
+    public String getPrefix() {
+        return "nexo-";
+    }
+
+    @Override
+    public void clearCache() {
+        cache.clear();
+    }
+}

src/main/resources/plugin.yml

@@ -3,7 +3,7 @@ name: DeluxeMenus
 main: com.extendedclip.deluxemenus.DeluxeMenus
 version: ${version}
 authors: [ HelpChat ]
-softdepend: [ PlaceholderAPI, Vault, HeadDatabase, ItemsAdder, Oraxen, ExecutableItems, ExecutableBlocks, Score, SimpleItemGenerator, MMOItems ]
+softdepend: [ PlaceholderAPI, Vault, HeadDatabase, ItemsAdder, Nexo, Oraxen, ExecutableItems, ExecutableBlocks, Score, SimpleItemGenerator, MMOItems ]
 description: All in one inventory menu system
 commands:
   deluxemenus: