Change how economy is handled and version check

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>tsp.headdb</groupId>
     <artifactId>HeadDB</artifactId>
-    <version>3.2.4</version>
+    <version>3.3.0</version>
     <packaging>jar</packaging>
 
     <name>HeadDB</name>
@@ -30,8 +30,8 @@
         </repository>
         <!-- CodeMC -->
         <repository>
-            <id>codemc-snapshots</id>
-            <url>https://repo.codemc.io/repository/maven-snapshots/</url>
+            <id>CodeMC</id>
+            <url>https://repo.codemc.org/repository/maven-public</url>
         </repository>
     </repositories>
 

src/main/java/tsp/headdb/HeadDB.java

@@ -1,12 +1,12 @@
 package tsp.headdb;
 
-import net.milkbowl.vault.economy.Economy;
 import org.bukkit.Bukkit;
-import org.bukkit.plugin.RegisteredServiceProvider;
 import org.bukkit.plugin.java.JavaPlugin;
 import tsp.headdb.api.HeadAPI;
 import tsp.headdb.command.CommandHeadDB;
 import tsp.headdb.database.DatabaseUpdateTask;
+import tsp.headdb.economy.HEconomyProvider;
+import tsp.headdb.economy.VaultProvider;
 import tsp.headdb.listener.JoinListener;
 import tsp.headdb.listener.MenuListener;
 import tsp.headdb.listener.PagedPaneListener;
@@ -14,6 +14,7 @@ import tsp.headdb.storage.PlayerDataFile;
 import tsp.headdb.util.Localization;
 import tsp.headdb.util.Log;
 import tsp.headdb.util.Metrics;
+import tsp.headdb.util.Utils;
 
 import javax.annotation.Nullable;
 import java.io.File;
@@ -21,7 +22,7 @@ import java.io.File;
 public class HeadDB extends JavaPlugin {
 
     private static HeadDB instance;
-    private Economy economy;
+    private HEconomyProvider economyProvider;
     private PlayerDataFile playerData;
     private Localization localization;
 
@@ -36,12 +37,11 @@ public class HeadDB extends JavaPlugin {
         this.playerData.load();
 
         if (getConfig().getBoolean("economy.enable")) {
-            Log.debug("Starting economy...");
-            this.economy = this.setupEconomy();
-            if (this.economy == null) {
-                Log.error("Economy support requires Vault and an economy provider plugin.");
-            } else {
-                Log.info("Economy provider: " + this.economy.getName());
+            String rawProvider = getConfig().getString("economy.provider", "VAULT");
+            Log.debug("Starting economy with provider: " + rawProvider);
+            if (rawProvider.equalsIgnoreCase("vault")) {
+                economyProvider = new VaultProvider();
+                economyProvider.initProvider();
             }
         }
 
@@ -58,6 +58,14 @@ public class HeadDB extends JavaPlugin {
 
         Log.debug("Starting metrics...");
         new Metrics(this, 9152);
+
+        Utils.isLatestVersion(this, 84967, latest -> {
+            if (!latest) {
+                Log.warning("There is a new update available for HeadDB on spigot!");
+                Log.warning("Download: https://www.spigotmc.org/resources/84967");
+            }
+        });
+
         Log.info("Done!");
     }
 
@@ -70,26 +78,17 @@ public class HeadDB extends JavaPlugin {
         return localization;
     }
 
-    @Nullable
-    public Economy getEconomy() {
-        return economy;
-    }
-
     public PlayerDataFile getPlayerData() {
         return playerData;
     }
 
-    public static HeadDB getInstance() {
-        return instance;
+    @Nullable
+    public HEconomyProvider getEconomyProvider() {
+        return economyProvider;
     }
 
-    private Economy setupEconomy() {
-        if (!this.getServer().getPluginManager().isPluginEnabled("Vault")) return null;
-
-        RegisteredServiceProvider<Economy> economyProvider = this.getServer().getServicesManager().getRegistration(Economy.class);
-        if (economyProvider == null) return null;
-
-        return this.economy = economyProvider.getProvider();
+    public static HeadDB getInstance() {
+        return instance;
     }
 
     private void createLocalizationFile() {

src/main/java/tsp/headdb/economy/HEconomyProvider.java

@@ -0,0 +1,21 @@
+package tsp.headdb.economy;
+
+import org.bukkit.entity.Player;
+
+import java.math.BigDecimal;
+
+public interface HEconomyProvider {
+
+    default boolean canPurchase(Player player, BigDecimal cost) {
+        return true;
+    }
+
+    default void charge(Player player, BigDecimal amount) {
+
+    }
+
+    default void initProvider() {
+
+    }
+
+}

src/main/java/tsp/headdb/economy/VaultProvider.java

@@ -0,0 +1,44 @@
+package tsp.headdb.economy;
+
+import net.milkbowl.vault.economy.Economy;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.RegisteredServiceProvider;
+import tsp.headdb.util.Log;
+
+import java.math.BigDecimal;
+
+public class VaultProvider implements HEconomyProvider {
+
+    private Economy economy;
+
+    @Override
+    public boolean canPurchase(Player player, BigDecimal cost) {
+        return economy.has(player, cost.doubleValue());
+    }
+
+    @Override
+    public void charge(Player player, BigDecimal amount) {
+        economy.withdrawPlayer(player, amount.doubleValue());
+    }
+
+    public void initProvider() {
+        if (!Bukkit.getServer().getPluginManager().isPluginEnabled("Vault")) {
+            Log.error("Vault is not installed!");
+            return;
+        }
+
+        RegisteredServiceProvider<Economy> economyProvider = Bukkit.getServer().getServicesManager().getRegistration(Economy.class);
+        if (economyProvider == null) {
+            Log.error("Could not find vault economy provider!");
+            return;
+        }
+
+        economy = economyProvider.getProvider();
+    }
+
+    public Economy getProvider() {
+        return economy;
+    }
+
+}

src/main/java/tsp/headdb/inventory/InventoryUtils.java

@@ -13,12 +13,14 @@ import tsp.headdb.api.Head;
 import tsp.headdb.api.HeadAPI;
 import tsp.headdb.api.LocalHead;
 import tsp.headdb.database.Category;
+import tsp.headdb.economy.HEconomyProvider;
 import tsp.headdb.event.PlayerHeadPurchaseEvent;
 import tsp.headdb.util.Localization;
 import tsp.headdb.util.Utils;
 
 import net.milkbowl.vault.economy.Economy;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -307,26 +309,27 @@ public class InventoryUtils {
     }
 
     public static boolean processPayment(Player player, int amount, String category, String description) {
-        Economy economy = HeadDB.getInstance().getEconomy();
+        HEconomyProvider economyProvider = HeadDB.getInstance().getEconomyProvider();
 
         // If economy is disabled or no plugin is present, the item is free.
         // Don't mention receiving it for free in this case, since it is always free.
-        if (economy == null) {
+        if (economyProvider == null) {
             Utils.sendMessage(player, String.format(localization.getMessage("noEconomy"), amount, description));
             Utils.playSound(player, "noEconomy");
             return true;
         }
 
-        double cost = getCategoryCost(player, category) * amount;
+        BigDecimal cost = BigDecimal.valueOf(getCategoryCost(player, category) * amount);
 
         // If the cost is higher than zero, attempt to charge for it.
-        if (cost > 0) {
-            if (economy.has(player, cost)) {
-                economy.withdrawPlayer(player, cost);
+        if (cost.compareTo(BigDecimal.ZERO) > 0) {
+            if (economyProvider.canPurchase(player, cost)) {
+                economyProvider.charge(player, cost);
                 Utils.sendMessage(player, String.format(localization.getMessage("purchasedHead"), amount, description, cost));
                 Utils.playSound(player, "paid");
                 return true;
             }
+
             Utils.sendMessage(player, String.format(localization.getMessage("notEnoughMoney"), amount, description));
             Utils.playSound(player, "unavailable");
             return false;

src/main/java/tsp/headdb/util/Utils.java

@@ -1,12 +1,20 @@
 package tsp.headdb.util;
 
+import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Sound;
 import org.bukkit.command.CommandSender;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.entity.Player;
+import org.bukkit.plugin.java.JavaPlugin;
 import tsp.headdb.HeadDB;
 
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.function.Consumer;
 import java.util.regex.Pattern;
 
 public class Utils {
@@ -14,6 +22,28 @@ public class Utils {
     private static final FileConfiguration config = HeadDB.getInstance().getConfig();
     public static final Pattern UUID_PATTERN = Pattern.compile("[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}");
 
+    /**
+     * Retrieve the latest release from spigot
+     *
+     * @param plugin The plugin
+     * @param id The resource id on spigot
+     * @param latest Whether the plugin is on the latest version
+     */
+    public static void isLatestVersion(JavaPlugin plugin, int id, Consumer<Boolean> latest) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, checkTask -> {
+            try {
+                URLConnection connection = new URL("https://api.spigotmc.org/legacy/update.php?resource=" + id).openConnection();
+                connection.setConnectTimeout(5000);
+                connection.setRequestProperty("User-Agent", plugin.getName() + "-VersionChecker");
+
+                latest.accept(new BufferedReader(new InputStreamReader(connection.getInputStream())).readLine().equals(plugin.getDescription().getVersion()));
+            } catch (IOException e) {
+                latest.accept(true); // Assume the version is latest if checking fails
+                e.printStackTrace();
+            }
+        });
+    }
+
     /**
      * Validate a UUID (version 4)
      *

src/main/resources/config.yml

@@ -11,6 +11,8 @@ requireCategoryPermission: false
 # Economy options
 economy:
   enable: false
+  # Supported: VAULT
+  provider: "VAULT"
   cost:
     alphabet: 100
     animals: 100

src/main/resources/plugin.yml

@@ -3,7 +3,7 @@ description: ${project.description}
 
 main: tsp.headdb.HeadDB
 version: ${project.version}
-softdepend: [Vault]
+softdepend: [Vault, Treasury]
 api-version: 1.13
 author: Silent