Merge branch 'main' into feat/better-command-abstraction

README.md

@@ -11,7 +11,7 @@
 - **Multi-currency** - LightEco supports creating your own currencies and using them in your server
 - **Local and global currencies** - LightEco offers support for both local and global currencies, enabling you to create server-specific or proxy-wide currencies.
 - **Storage** - LightEco offers support for multiple storage types.
-- **Open-source** - LightEco is open-source, and is available on [GitHub](https://github.com/xHyroM/lightecp)
+- **Open-source** - LightEco is open-source, and is available on [GitHub](https://github.com/xHyroM/lighteco)
 
 ## Development
 

SECURITY.md

@@ -0,0 +1,36 @@
+# Security Policy
+
+## Supported Versions
+
+LightEco is currently in alpha version, which means it's still not done. As such, it may contain bugs or other issues. We are working hard to improve the plugin and fix any problems that are found, but we encourage users to report any issues they encounter to us so that we can address them as quickly as possible.
+
+| Version | Supported          |
+| ------- | ------------------ |
+| 0.x.x   | :white_check_mark: |
+
+## Reporting a Vulnerability
+
+If you find a security vulnerability, please report it to us as soon as possible. We take security very seriously and we appreciate your help in keeping our plugin safe.
+
+**How to report a vulnerability**
+
+You can report a vulnerability to us by:
+
+* **Discord:** Contact me on Discord at [`xhyrom`](https://s.xhyrom.dev/discord-user).
+* **Email:** Send an email to `github@xhyrom.dev`.
+
+**What to expect when reporting a vulnerability**
+
+We will investigate your report as soon as possible. We will typically provide you with an update within 24 hours.
+
+If the vulnerability is accepted, we will work to fix it as quickly as possible. We will notify you when the fix is released.
+
+If the vulnerability is declined, we will provide you with a reason for the decision.
+
+**What to include in your report**
+
+When reporting a vulnerability, please include the following information:
+
+* **A detailed description of the vulnerability.** This should include how the vulnerability can be exploited and what impact it could have.
+* **Steps to reproduce the vulnerability.** This will help us to quickly investigate the issue.
+* **Any additional information that you think may be helpful.** This could include screenshots, code samples, or other relevant data.

api/build.gradle.kts

@@ -3,6 +3,12 @@ plugins {
 }
 
 dependencies {
+    api("net.kyori:adventure-api:4.12.0") {
+        exclude(module = "adventure-bom")
+        exclude(module = "checker-qual")
+        exclude(module = "annotations")
+    }
+
     compileOnly("org.projectlombok:lombok:1.18.28")
     annotationProcessor("org.projectlombok:lombok:1.18.28")
 

api/src/main/java/dev/xhyrom/lighteco/api/exception/CannotBeGreaterThan.java

@@ -0,0 +1,7 @@
+package dev.xhyrom.lighteco.api.exception;
+
+public class CannotBeGreaterThan extends IllegalArgumentException {
+    public CannotBeGreaterThan(String message) {
+        super(message);
+    }
+}

api/src/main/java/dev/xhyrom/lighteco/api/exception/CannotBeNegative.java

@@ -0,0 +1,7 @@
+package dev.xhyrom.lighteco.api.exception;
+
+public class CannotBeNegative extends IllegalArgumentException {
+    public CannotBeNegative(String message) {
+        super(message);
+    }
+}

api/src/main/java/dev/xhyrom/lighteco/api/model/currency/Currency.java

@@ -13,6 +13,19 @@ public interface Currency {
      */
     String getIdentifier();
 
+    /**
+     * Returns the identifier aliases of the currency.
+     * <p>
+     *     Useful if you want multiple commands for the same currency.
+     *     For example, you can have a command `/hyrocoins` but also `/hc`.
+     * </p>
+     *
+     * @return the aliases
+     */
+    default String[] getIdentifierAliases() {
+        return new String[0];
+    };
+
     /**
      * Returns the type of the currency, either {@link Type#LOCAL} or {@link Type#GLOBAL}
      *

api/src/main/java/dev/xhyrom/lighteco/api/model/user/User.java

@@ -1,6 +1,7 @@
 package dev.xhyrom.lighteco.api.model.user;
 
 import dev.xhyrom.lighteco.api.model.currency.Currency;
+import net.kyori.adventure.text.Component;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
 
@@ -59,4 +60,12 @@ public interface User {
      * @throws IllegalArgumentException if the amount is negative
      */
     void withdraw(@NonNull Currency currency, @NonNull BigDecimal amount) throws IllegalArgumentException;
+
+    /**
+     * Send a message to this user.
+     * Message will be silently dropped if the user is offline.
+     *
+     * @param message the message
+     */
+    void sendMessage(Component message);
 }

build.gradle.kts

@@ -13,9 +13,11 @@ val commitHash = determineCommitHash(project)
 allprojects {
     group = "dev.xhyrom"
     version = "$majorVersion.$minorVersion.$patchVersion"
+    description = "Incredibly fast, lightweight, and modular plugin that excels across multiple platforms."
 
     ext {
         set("version", "$majorVersion.$minorVersion.$patchVersion+$commitHash")
+        set("description", description)
     }
 }
 
@@ -54,5 +56,5 @@ fun determineCommitHash(project: Project): String {
         standardOutput = commitHashInfo
     }
 
-    return commitHashInfo.toString()
+    return commitHashInfo.toString().strip()
 }

buildSrc/src/main/kotlin/lighteco.base-logic.gradle.kts

@@ -24,3 +24,62 @@ tasks {
         options.encoding = Charsets.UTF_8.name()
     }
 }
+
+publishing {
+    // Publishing to repo.jopga.me
+    publications.create<MavenPublication>("mavenJava") {
+        repositories.maven {
+            url = uri("https://repo.jopga.me/releases")
+
+            credentials(PasswordCredentials::class)
+            authentication {
+                create<BasicAuthentication>("basic")
+            }
+        }
+
+        groupId = rootProject.group as String
+        artifactId = project.name
+        version = rootProject.version as String
+
+        pom {
+            name.set("LightEco")
+            url.set("https://github.com/xHyroM/lighteco")
+            description.set(project.description)
+            organization {
+                name.set("xHyroM")
+                url.set("https://xhyrom.dev")
+            }
+            developers {
+                developer {
+                    id.set("xHyroM")
+                    name.set("xHyroM")
+                    email.set("lol@xhyrom.dev")
+                    timezone.set("Europe/Bratislava")
+                    url.set("https://xhyrom.dev")
+                }
+            }
+            scm {
+                connection.set("scm:git:https://github.com/xHyroM/lighteco.git")
+                developerConnection.set("scm:git:git@github.com:xHyroM/lighteco.git")
+                url.set("https://github.com/xHyroM/lighteco")
+            }
+            licenses {
+                license {
+                    name.set("Apache License 2.0")
+                    url.set("https://github.com/xHyroM/lighteco/blob/main/LICENSE")
+                    distribution.set("repo")
+                }
+            }
+            ciManagement {
+                system.set("GitHub Actions")
+                url.set("https://github.com/xHyroM/lighteco/actions")
+            }
+        }
+
+        artifact(tasks.named("jar")) {
+            classifier = ""
+        }
+
+        artifact(tasks.named("sourcesJar"))
+    }
+}

bukkit/build.gradle.kts

@@ -13,7 +13,7 @@ repositories {
 dependencies {
     implementation(project(":lighteco-common"))
 
-    implementation("dev.jorel:commandapi-bukkit-shade:9.1.0")
+    implementation("dev.jorel:commandapi-bukkit-shade:9.2.0")
     implementation("net.kyori:adventure-platform-bukkit:4.2.0")
 
     compileOnly("org.spigotmc:spigot-api:1.16.5-R0.1-SNAPSHOT")

bukkit/src/main/java/dev/xhyrom/lighteco/bukkit/BukkitLightEcoBootstrap.java

@@ -9,6 +9,8 @@ import dev.xhyrom.lighteco.common.plugin.logger.PluginLogger;
 import dev.xhyrom.lighteco.common.plugin.scheduler.SchedulerAdapter;
 import lombok.Getter;
 import org.bukkit.OfflinePlayer;
+import net.kyori.adventure.audience.Audience;
+import net.kyori.adventure.platform.bukkit.BukkitAudiences;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -29,6 +31,7 @@ public class BukkitLightEcoBootstrap implements LightEcoBootstrap, LoaderBootstr
     private final PluginLogger logger;
     @Getter
     private final SchedulerAdapter scheduler;
+    private BukkitAudiences audience;
 
     public BukkitLightEcoBootstrap(JavaPlugin loader) {
         this.loader = loader;
@@ -48,6 +51,8 @@ public class BukkitLightEcoBootstrap implements LightEcoBootstrap, LoaderBootstr
     public void onEnable() {
         CommandAPI.onEnable();
         this.plugin.enable();
+
+        this.audience = BukkitAudiences.create(loader);
     }
 
     @Override
@@ -83,4 +88,9 @@ public class BukkitLightEcoBootstrap implements LightEcoBootstrap, LoaderBootstr
     public InputStream getResourceStream(String filename) {
         return this.loader.getResource(filename);
     }
+
+    @Override
+    public Audience getPlayerAudience(UUID uniqueId) {
+        return audience.player(uniqueId);
+    }
 }

bukkit/src/main/java/dev/xhyrom/lighteco/bukkit/BukkitLightEcoLoader.java

@@ -1,7 +1,5 @@
 package dev.xhyrom.lighteco.bukkit;
 
-import dev.jorel.commandapi.CommandAPI;
-import dev.jorel.commandapi.CommandAPIBukkitConfig;
 import org.bukkit.plugin.java.JavaPlugin;
 
 // Used inside plugin.yml
@@ -16,20 +14,15 @@ public class BukkitLightEcoLoader extends JavaPlugin {
     @Override
     public void onLoad() {
         this.bootstrap.onLoad();
-        CommandAPI.onLoad(new CommandAPIBukkitConfig(this)
-                .verboseOutput(this.bootstrap.getPlugin().getConfig().debug)
-        );
     }
 
     @Override
     public void onEnable() {
-        CommandAPI.onEnable();
         this.bootstrap.onEnable();
     }
 
     @Override
     public void onDisable() {
-        CommandAPI.onDisable();
         this.bootstrap.onDisable();
     }
 }

bukkit/src/main/java/dev/xhyrom/lighteco/bukkit/hooks/PlaceholderAPIExpansion.java

@@ -6,31 +6,30 @@ import dev.xhyrom.lighteco.common.model.user.User;
 import lombok.RequiredArgsConstructor;
 import me.clip.placeholderapi.expansion.PlaceholderExpansion;
 import org.bukkit.OfflinePlayer;
-import org.bukkit.entity.Player;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
 
 @RequiredArgsConstructor
 public class PlaceholderAPIExpansion extends PlaceholderExpansion {
     private final BukkitLightEcoPlugin plugin;
 
     @Override
-    public @NotNull String getIdentifier() {
+    public @NonNull String getIdentifier() {
         return "lighteco";
     }
 
     @Override
-    public @NotNull String getAuthor() {
+    public @NonNull String getAuthor() {
         return this.plugin.getBootstrap().getLoader().getDescription().getAuthors().toString();
     }
 
     @Override
-    public @NotNull String getVersion() {
+    public @NonNull String getVersion() {
         return this.plugin.getBootstrap().getLoader().getDescription().getVersion();
     }
 
     @Override
-    public @Nullable String onRequest(OfflinePlayer player, @NotNull String params) {
+    public @Nullable String onRequest(OfflinePlayer player, @NonNull String params) {
         String[] args = params.split("_");
         if (args.length < 2) return null;
 

bukkit/src/main/java/dev/xhyrom/lighteco/bukkit/manager/BukkitCommandManager.java

@@ -20,28 +20,11 @@ public class BukkitCommandManager extends AbstractCommandManager {
 
     @Override
     public void registerCurrencyCommand(@NonNull Currency currency) {
-        String permissionBase = "lighteco.currency." + currency.getIdentifier() + ".command.";
+        registerCommands(currency.getIdentifier(), currency);
 
-        // Balance
-        for (CommandAPICommand cmd : new BalanceCommand(
-                this,
-                currency.getIdentifier(),
-                currency,
-                permissionBase
-        ).multipleBuild()) {
-            cmd.register();
+        for (String alias : currency.getIdentifierAliases()) {
+            registerCommands(alias, currency);
         }
-
-        CommandAPICommand cmd = new CommandAPICommand(currency.getIdentifier())
-                .withSubcommand(new SetCommand(this, currency, permissionBase).build())
-                .withSubcommand(new GiveCommand(this, currency, permissionBase).build())
-                .withSubcommand(new TakeCommand(this, currency, permissionBase).build())
-                .withSubcommands(new BalanceCommand(this, "balance", currency, permissionBase).multipleBuild());
-
-        if (currency.isPayable())
-            cmd = cmd.withSubcommand(new PayCommand(this, currency, permissionBase).build());
-
-        cmd.register();
     }
 
     @Override
@@ -69,6 +52,30 @@ public class BukkitCommandManager extends AbstractCommandManager {
         ).multipleBuild()) {
             cmd.register();
         }
+    }
 
+    private void registerCommands(@NonNull String name, @NonNull Currency currency) {
+        String permissionBase = "lighteco.currency." + currency.getIdentifier() + ".command.";
+
+        // Balance
+        for (CommandAPICommand cmd : new BalanceCommand(
+                this,
+                name,
+                currency,
+                permissionBase
+        ).multipleBuild()) {
+            cmd.register();
+        }
+
+        CommandAPICommand cmd = new CommandAPICommand(name)
+                .withSubcommand(new SetCommand(this, currency, permissionBase).build())
+                .withSubcommand(new GiveCommand(this, currency, permissionBase).build())
+                .withSubcommand(new TakeCommand(this, currency, permissionBase).build())
+                .withSubcommands(new BalanceCommand(this, "balance", currency, permissionBase).multipleBuild());
+
+        if (currency.isPayable())
+            cmd = cmd.withSubcommand(new PayCommand(this, currency, permissionBase).build());
+
+        cmd.register();
     }
 }

common/build.gradle.kts

@@ -4,6 +4,7 @@ plugins {
 
 dependencies {
     api(project(":lighteco-api"))
+    api("org.checkerframework:checker-qual:3.8.0")
     api("net.kyori:adventure-api:4.12.0") {
         exclude(module = "adventure-bom")
         exclude(module = "checker-qual")
@@ -23,6 +24,5 @@ dependencies {
     compileOnly("org.projectlombok:lombok:1.18.28")
     annotationProcessor("org.projectlombok:lombok:1.18.28")
 
-    compileOnly("org.checkerframework:checker-qual:3.8.0")
     compileOnly("org.jetbrains:annotations:20.1.0")
 }

common/src/main/java/dev/xhyrom/lighteco/common/api/impl/ApiUser.java

@@ -2,6 +2,7 @@ package dev.xhyrom.lighteco.common.api.impl;
 
 import dev.xhyrom.lighteco.api.model.currency.Currency;
 import dev.xhyrom.lighteco.api.model.user.User;
+import net.kyori.adventure.text.Component;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
 
@@ -60,4 +61,9 @@ public class ApiUser implements User {
 
         this.handler.withdraw(internal, amount);
     }
+
+    @Override
+    public void sendMessage(Component message) {
+        this.handler.sendMessage(message);
+    }
 }

common/src/main/java/dev/xhyrom/lighteco/common/api/impl/ApiUserManager.java

@@ -5,7 +5,6 @@ import dev.xhyrom.lighteco.api.model.user.User;
 import dev.xhyrom.lighteco.common.plugin.LightEcoPlugin;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
@@ -37,7 +36,7 @@ public class ApiUserManager extends ApiAbstractManager<dev.xhyrom.lighteco.commo
     }
 
     @Override
-    public @NonNull CompletableFuture<Void> saveUsers(@NotNull @NonNull User... users) {
+    public @NonNull CompletableFuture<Void> saveUsers(@NonNull User... users) {
         return this.plugin.getStorage().saveUsers(users);
     }
 

common/src/main/java/dev/xhyrom/lighteco/common/config/Config.java

@@ -7,6 +7,8 @@ import eu.okaeri.configs.OkaeriConfig;
 import eu.okaeri.configs.annotation.Comment;
 import eu.okaeri.configs.annotation.Header;
 
+import java.math.BigDecimal;
+
 @Header("LightEco configuration file.")
 @Header("")
 public class Config extends OkaeriConfig {
@@ -21,6 +23,10 @@ public class Config extends OkaeriConfig {
     @Comment("Save interval to storage in seconds.")
     public long saveInterval = 5L;
 
+    @Comment("Maximum allowed balance.")
+    @Comment("If you want to change this value, you must also change the data type in the database.")
+    public BigDecimal maximumBalance = BigDecimal.valueOf(999999999999999.99);
+
     @Comment("Messages")
     public MessageConfig messages = new MessageConfig();
 

common/src/main/java/dev/xhyrom/lighteco/common/config/message/CurrencyMessageConfig.java

@@ -14,8 +14,11 @@ public class CurrencyMessageConfig extends OkaeriConfig {
 
     public String pay = "<currency> <dark_gray>| <gray>Paid <gold><amount> <yellow>to <gold><target>";
     public String payWithTax = "<currency> <dark_gray>| <gray>Paid <gold><amount> <yellow>to <gold><target> <dark_gray>(<gold><taxed_amount> <yellow>after tax<dark_gray>)";
+    public String payReceived = "<currency> <dark_gray>| <gray>Received <gold><amount> <yellow>from <gold><sender>";
+    public String payReceivedWithTax = "<currency> <dark_gray>| <gray>Received <gold><amount> <yellow>from <gold><sender> <dark_gray>(<gold><taxed_amount> <yellow>after tax<dark_gray>)";
 
     public String wait = "<red>Please wait a moment before using this command again.";
     public String notEnoughMoney = "<red>You don't have enough money!";
     public String cannotPaySelf = "<red>You cannot pay yourself!";
+    public String cannotBeGreaterThan = "<red>Amount cannot be greater than <gold><max>";
 }

common/src/main/java/dev/xhyrom/lighteco/common/manager/command/AbstractCommandManager.java

@@ -1,5 +1,6 @@
 package dev.xhyrom.lighteco.common.manager.command;
 
+import dev.xhyrom.lighteco.api.exception.CannotBeGreaterThan;
 import dev.xhyrom.lighteco.common.config.message.CurrencyMessageConfig;
 import dev.xhyrom.lighteco.common.model.chat.CommandSender;
 import dev.xhyrom.lighteco.common.model.currency.Currency;
@@ -101,7 +102,19 @@ public abstract class AbstractCommandManager implements CommandManager {
         addToMustWait(sender.getUniqueId(), target.getUniqueId());
         amount = amount.setScale(currency.getProxy().fractionalDigits(), RoundingMode.DOWN);
 
+        try {
             target.setBalance(currency, amount);
+        } catch (CannotBeGreaterThan e) {
+            removeFromMustWait(target.getUniqueId(), sender.getUniqueId());
+            sender.sendMessage(
+                    miniMessage.deserialize(
+                            this.getConfig(currency).cannotBeGreaterThan,
+                            Placeholder.parsed("max", this.plugin.getConfig().maximumBalance.toPlainString())
+                    )
+            );
+
+            return;
+        }
 
         sender.sendMessage(
                 miniMessage.deserialize(
@@ -120,7 +133,19 @@ public abstract class AbstractCommandManager implements CommandManager {
         addToMustWait(sender.getUniqueId(), target.getUniqueId());
         amount = amount.setScale(currency.getProxy().fractionalDigits(), RoundingMode.DOWN);
 
+        try {
             target.deposit(currency, amount);
+        } catch (CannotBeGreaterThan e) {
+            removeFromMustWait(target.getUniqueId(), sender.getUniqueId());
+            sender.sendMessage(
+                    miniMessage.deserialize(
+                            this.getConfig(currency).cannotBeGreaterThan,
+                            Placeholder.parsed("max", this.plugin.getConfig().maximumBalance.toPlainString())
+                    )
+            );
+
+            return;
+        }
 
         sender.sendMessage(
                 miniMessage.deserialize(
@@ -140,7 +165,19 @@ public abstract class AbstractCommandManager implements CommandManager {
         addToMustWait(sender.getUniqueId(), target.getUniqueId());
         amount = amount.setScale(currency.getProxy().fractionalDigits(), RoundingMode.DOWN);
 
+        try {
             target.withdraw(currency, amount);
+        } catch (CannotBeGreaterThan e) {
+            removeFromMustWait(target.getUniqueId(), sender.getUniqueId());
+            sender.sendMessage(
+                    miniMessage.deserialize(
+                            this.getConfig(currency).cannotBeGreaterThan,
+                            Placeholder.parsed("max", this.plugin.getConfig().maximumBalance.toPlainString())
+                    )
+            );
+
+            return;
+        }
 
         sender.sendMessage(
                 miniMessage.deserialize(
@@ -186,13 +223,28 @@ public abstract class AbstractCommandManager implements CommandManager {
         // subtract tax from amount
         BigDecimal taxedAmount = amount.subtract(tax);
 
+        try {
             target.deposit(currency, taxedAmount);
             user.withdraw(currency, amount);
+        } catch (CannotBeGreaterThan e) {
+            removeFromMustWait(target.getUniqueId(), sender.getUniqueId());
+            sender.sendMessage(
+                    miniMessage.deserialize(
+                            this.getConfig(currency).cannotBeGreaterThan,
+                            Placeholder.parsed("max", this.plugin.getConfig().maximumBalance.toPlainString())
+                    )
+            );
+
+            return;
+        }
 
         String template = tax.compareTo(BigDecimal.ZERO) > 0
                 ? this.getConfig(currency).payWithTax
                 : this.getConfig(currency).pay;
 
+        String templateReceived = tax.compareTo(BigDecimal.ZERO) > 0
+                ? this.getConfig(currency).payReceivedWithTax
+                : this.getConfig(currency).payReceived;
 
         sender.sendMessage(
                 miniMessage.deserialize(
@@ -206,6 +258,18 @@ public abstract class AbstractCommandManager implements CommandManager {
                 )
         );
 
+        target.sendMessage(
+                miniMessage.deserialize(
+                        templateReceived,
+                        Placeholder.parsed("currency", currency.getIdentifier()),
+                        Placeholder.parsed("sender", user.getUsername()),
+                        Placeholder.parsed("amount", amount.toPlainString()),
+                        Placeholder.parsed("taxed_amount", taxedAmount.toPlainString()),
+                        Placeholder.parsed("sender_balance", user.getBalance(currency).toPlainString()),
+                        Placeholder.parsed("receiver_balance", target.getBalance(currency).toPlainString())
+                )
+        );
+
         removeFromMustWait(target.getUniqueId(), sender.getUniqueId());
     }
 }

common/src/main/java/dev/xhyrom/lighteco/common/model/currency/Currency.java

@@ -16,6 +16,10 @@ public class Currency {
         return proxy.getIdentifier();
     }
 
+    public String[] getIdentifierAliases() {
+        return proxy.getIdentifierAliases();
+    }
+
     public dev.xhyrom.lighteco.api.model.currency.Currency.Type getType() {
         return proxy.getType();
     }

common/src/main/java/dev/xhyrom/lighteco/common/model/user/User.java

@@ -1,11 +1,14 @@
 package dev.xhyrom.lighteco.common.model.user;
 
+import dev.xhyrom.lighteco.api.exception.CannotBeGreaterThan;
+import dev.xhyrom.lighteco.api.exception.CannotBeNegative;
 import dev.xhyrom.lighteco.common.api.impl.ApiUser;
 import dev.xhyrom.lighteco.common.cache.RedisBackedMap;
 import dev.xhyrom.lighteco.common.model.currency.Currency;
 import dev.xhyrom.lighteco.common.plugin.LightEcoPlugin;
 import lombok.Getter;
 import lombok.Setter;
+import net.kyori.adventure.text.Component;
 import org.checkerframework.checker.nullness.qual.NonNull;
 
 import java.math.BigDecimal;
@@ -46,13 +49,17 @@ public class User {
         return balances.getOrDefault(currency, currency.getDefaultBalance());
     }
 
-    public void setBalance(@NonNull Currency currency, @NonNull BigDecimal balance) {
+    public void setBalance(@NonNull Currency currency, @NonNull BigDecimal balance) throws CannotBeNegative, CannotBeGreaterThan {
         this.setBalance(currency, balance, false);
     }
 
-    public void setBalance(@NonNull Currency currency, @NonNull BigDecimal balance, boolean force) {
+    public void setBalance(@NonNull Currency currency, @NonNull BigDecimal balance, boolean force) throws CannotBeNegative, CannotBeGreaterThan {
         if (balance.compareTo(BigDecimal.ZERO) < 0) {
-            throw new IllegalArgumentException("Balance cannot be negative");
+            throw new CannotBeNegative("Balance cannot be negative");
+        }
+
+        if (balance.compareTo(this.plugin.getConfig().maximumBalance) > 0) {
+            throw new CannotBeGreaterThan("Balance cannot be greater than " + this.plugin.getConfig().maximumBalance);
         }
 
         balance = balance.setScale(currency.fractionalDigits(), RoundingMode.DOWN);
@@ -62,19 +69,27 @@ public class User {
             this.setDirty(true);
     }
 
-    public void deposit(@NonNull Currency currency, @NonNull BigDecimal amount) throws IllegalArgumentException {
+    public void deposit(@NonNull Currency currency, @NonNull BigDecimal amount) throws CannotBeNegative, CannotBeGreaterThan {
         if (amount.compareTo(BigDecimal.ZERO) < 0) {
             throw new IllegalArgumentException("Amount cannot be negative");
         }
 
+        if (amount.compareTo(this.plugin.getConfig().maximumBalance) > 0) {
+            throw new CannotBeGreaterThan("Amount cannot be greater than " + this.plugin.getConfig().maximumBalance);
+        }
+
         this.setBalance(currency, this.getBalance(currency).add(amount));
     }
 
-    public void withdraw(@NonNull Currency currency, @NonNull BigDecimal amount) throws IllegalArgumentException {
+    public void withdraw(@NonNull Currency currency, @NonNull BigDecimal amount) throws CannotBeNegative, CannotBeGreaterThan {
         if (amount.compareTo(BigDecimal.ZERO) < 0) {
             throw new IllegalArgumentException("Amount cannot be negative");
         }
 
+        if (amount.compareTo(this.plugin.getConfig().maximumBalance) > 0) {
+            throw new CannotBeGreaterThan("Amount cannot be greater than " + this.plugin.getConfig().maximumBalance);
+        }
+
         if (this.getBalance(currency).compareTo(amount) < 0) {
             // Withdraw all
             amount = this.getBalance(currency);
@@ -82,4 +97,8 @@ public class User {
 
         this.setBalance(currency, this.getBalance(currency).subtract(amount));
     }
+
+    public void sendMessage(@NonNull Component message) {
+        this.plugin.getBootstrap().getPlayerAudience(this.getUniqueId()).sendMessage(message);
+    }
 }

common/src/main/java/dev/xhyrom/lighteco/common/plugin/bootstrap/LightEcoBootstrap.java

@@ -2,6 +2,7 @@ package dev.xhyrom.lighteco.common.plugin.bootstrap;
 
 import dev.xhyrom.lighteco.common.plugin.logger.PluginLogger;
 import dev.xhyrom.lighteco.common.plugin.scheduler.SchedulerAdapter;
+import net.kyori.adventure.audience.Audience;
 
 import java.io.InputStream;
 import java.nio.file.Path;
@@ -20,4 +21,5 @@ public interface LightEcoBootstrap {
     List<UUID> getOnlinePlayers();
 
     InputStream getResourceStream(String filename);
+    Audience getPlayerAudience(UUID uniqueId);
 }

common/src/main/java/dev/xhyrom/lighteco/common/storage/provider/memory/MemoryStorageProvider.java

@@ -5,7 +5,6 @@ import dev.xhyrom.lighteco.api.storage.StorageProvider;
 import dev.xhyrom.lighteco.common.plugin.LightEcoPlugin;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.HashMap;
 import java.util.UUID;
@@ -43,7 +42,7 @@ public class MemoryStorageProvider implements StorageProvider {
     }
 
     @Override
-    public void saveUsers(@NotNull @NonNull User... users) {
+    public void saveUsers(@NonNull User... users) {
         for (User user : users) {
             this.userDatabase.put(user.getUniqueId(), user);
         }

common/src/main/java/dev/xhyrom/lighteco/common/storage/provider/sql/SqlStorageProvider.java

@@ -8,7 +8,6 @@ import dev.xhyrom.lighteco.common.storage.StorageType;
 import dev.xhyrom.lighteco.common.storage.provider.sql.connection.ConnectionFactory;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
-import org.jetbrains.annotations.NotNull;
 
 import java.math.BigDecimal;
 import java.sql.Connection;
@@ -31,7 +30,7 @@ public class SqlStorageProvider implements StorageProvider {
     private static final String CREATE_TABLE = """
     CREATE TABLE IF NOT EXISTS '{prefix}_{table}' (
         'uuid'                  VARCHAR(36)     NOT NULL,
-        'balance'               DECIMAL(10, 2)  NOT NULL,
+        'balance'               DECIMAL(20, 2)  NOT NULL,
         PRIMARY KEY (`uuid`)
     );
     """.trim();
@@ -163,7 +162,7 @@ public class SqlStorageProvider implements StorageProvider {
     }
 
     @Override
-    public void saveUsers(@NotNull @NonNull User... users) throws Exception {
+    public void saveUsers(@NonNull User... users) throws Exception {
         // use transaction
         try (Connection c = this.connectionFactory.getConnection()) {
             try {

currency-money/README.md

@@ -15,7 +15,7 @@
 - **Vault support** - Money supports Vault, allowing you to use other economy plugins with Money.
 - **Configurable** - Money is configurable, allowing you to change the currency's name, symbol, and more.
 - **Lightweight** - Money is lightweight, and is designed to be as efficient as possible.
-- **Open-source** - Money is open-source, and is available on [GitHub](https://github.com/xHyroM/tree/main/currency-money)
+- **Open-source** - Money is open-source, and is available on [GitHub](https://github.com/xHyroM/lighteco/tree/main/currency-money)
 
 ## License
 

currency-money/build.gradle.kts

@@ -2,6 +2,8 @@ plugins {
     id("lighteco.addon-logic")
 }
 
+description = "Addon that adds main currency to LightEco that uses Vault to hook into other economy plugins."
+
 repositories {
     maven("https://repo.papermc.io/repository/maven-public/")
     maven("https://jitpack.io")

currency-money/src/main/java/dev/xhyrom/lighteco/currency/money/bukkit/hooks/vault/Vault.java

@@ -2,6 +2,8 @@ package dev.xhyrom.lighteco.currency.money.bukkit.hooks.vault;
 
 import dev.xhyrom.lighteco.api.LightEco;
 import dev.xhyrom.lighteco.api.LightEcoProvider;
+import dev.xhyrom.lighteco.api.exception.CannotBeGreaterThan;
+import dev.xhyrom.lighteco.api.exception.CannotBeNegative;
 import dev.xhyrom.lighteco.api.model.currency.Currency;
 import dev.xhyrom.lighteco.api.model.user.User;
 import dev.xhyrom.lighteco.currency.money.common.Plugin;
@@ -50,7 +52,7 @@ public class Vault extends AbstractEconomy {
         NumberFormat format = NumberFormat.getInstance();
         format.setCurrency(java.util.Currency.getInstance(this.plugin.getConfig().currencyCode));
 
-        return format.format(BigDecimal.valueOf(amount));
+        return format.format(amount);
     }
 
     @Override
@@ -114,12 +116,12 @@ public class Vault extends AbstractEconomy {
 
         try {
             user.withdraw(currency, BigDecimal.valueOf(amount));
-        } catch (IllegalArgumentException e) {
+        } catch (CannotBeGreaterThan | CannotBeNegative e) {
             return new EconomyResponse(
                     amount,
                     bigDecimalToDouble(user.getBalance(currency)),
                     EconomyResponse.ResponseType.FAILURE,
-                    "Cannot withdraw negative funds"
+                    e.getMessage()
             );
         }
 
@@ -143,12 +145,12 @@ public class Vault extends AbstractEconomy {
 
         try {
             user.deposit(currency, BigDecimal.valueOf(amount));
-        } catch (IllegalArgumentException e) {
+        } catch (CannotBeGreaterThan | CannotBeNegative e) {
             return new EconomyResponse(
                     amount,
                     bigDecimalToDouble(user.getBalance(currency)),
                     EconomyResponse.ResponseType.FAILURE,
-                    "Cannot deposit negative funds"
+                    e.getMessage()
             );
         }
 

currency-money/src/main/java/dev/xhyrom/lighteco/currency/money/common/currency/MoneyCurrency.java

@@ -17,6 +17,11 @@ public class MoneyCurrency implements Currency {
         return "money";
     }
 
+    @Override
+    public String[] getIdentifierAliases() {
+        return new String[]{"eco"};
+    }
+
     @Override
     public Type getType() {
         return Type.LOCAL;

currency-money/src/main/resources/plugin.yml

@@ -4,6 +4,7 @@ version: ${version}
 main: dev.xhyrom.lighteco.currency.money.bukkit.BukkitMCLoader
 author: ${author}
 api-version: 1.20
+load: STARTUP
 
 softdepend:
   - Vault

sponge-8/src/main/java/dev/xhyrom/lighteco/sponge/SpongeLightEcoBootstrap.java

@@ -5,6 +5,7 @@ import dev.xhyrom.lighteco.common.plugin.bootstrap.LightEcoBootstrap;
 import dev.xhyrom.lighteco.common.plugin.bootstrap.LoaderBootstrap;
 import dev.xhyrom.lighteco.common.plugin.logger.PluginLogger;
 import dev.xhyrom.lighteco.common.plugin.scheduler.SchedulerAdapter;
+import net.kyori.adventure.audience.Audience;
 import org.apache.logging.log4j.Logger;
 import org.spongepowered.plugin.builtin.jvm.Plugin;
 
@@ -73,4 +74,9 @@ public class SpongeLightEcoBootstrap implements LightEcoBootstrap, LoaderBootstr
     public InputStream getResourceStream(String filename) {
         return null;
     }
+
+    @Override
+    public Audience getPlayerAudience(UUID uniqueId) {
+        return null;
+    }
 }