Add contextual messages.

litecommands-core/src/main/java/dev/rollczi/litecommands/LiteCommands.java

@@ -12,14 +12,14 @@
 public class LiteCommands {
 
     private final Set<LiteSection> resolvers;
-    private final LitePlatformManager commandManager;
+    private final LitePlatformManager platformManager;
     private final ValidationMessagesService messagesService;
     private final Injector injector;
     private final Logger logger;
 
-    LiteCommands(Set<LiteSection> resolvers, LitePlatformManager commandManager, ValidationMessagesService messagesService, Injector injector, Logger logger) {
+    LiteCommands(Set<LiteSection> resolvers, LitePlatformManager platformManager, ValidationMessagesService messagesService, Injector injector, Logger logger) {
         this.resolvers = resolvers;
-        this.commandManager = commandManager;
+        this.platformManager = platformManager;
         this.messagesService = messagesService;
         this.injector = injector;
         this.logger = logger;
@@ -29,8 +29,8 @@ public Collection<LiteSection> getResolvers() {
         return Collections.unmodifiableCollection(resolvers);
     }
 
-    public LitePlatformManager getCommandManager() {
-        return commandManager;
+    public LitePlatformManager getPlatformManager() {
+        return platformManager;
     }
 
     public ValidationMessagesService getMessagesService() {

litecommands-core/src/main/java/dev/rollczi/litecommands/LiteCommandsBuilder.java

@@ -89,6 +89,11 @@ public LiteCommandsBuilder message(ValidationInfo validationInfo, String message
         return this;
     }
 
+    public LiteCommandsBuilder message(ValidationInfo validationInfo, ValidationInfo.ContextMessage message) {
+        this.messagesService.registerMessage(validationInfo, message);
+        return this;
+    }
+
     public LiteCommandsBuilder platform(LitePlatformManager platformManager) {
         this.platformManager = platformManager;
         return this;

litecommands-core/src/main/java/dev/rollczi/litecommands/component/LiteSection.java

@@ -28,7 +28,7 @@ public final class LiteSection extends AbstractComponent {
     public void resolveExecution(MetaData data) {
         LiteComponent resolver = resolvers.getOrDefault(data.getCurrentPartOfCommand(), resolvers.get(StringUtils.EMPTY));
 
-        whenWithContext(resolver == null, ValidationInfo.COMMAND_NO_FOUND, data, this);
+        whenWithContext(resolver == null, ValidationInfo.INVALID_USE, data, this);
 
         resolver.resolveExecution(data.resolverNestingTracing(this));
     }

litecommands-core/src/main/java/dev/rollczi/litecommands/valid/ValidationInfo.java

@@ -1,22 +1,33 @@
 package dev.rollczi.litecommands.valid;
 
+import dev.rollczi.litecommands.LiteInvocation;
 import panda.utilities.StringUtils;
 
+import java.util.function.Function;
+
 public enum ValidationInfo {
 
-    COMMAND_NO_FOUND("&cCommand or subcommand not found"),
-    NO_PERMISSION("&cYou don't have permission to this command"),
-    INVALID_USE("&cInvalid use of the command"),
-    CUSTOM(StringUtils.EMPTY);
+    COMMAND_NO_FOUND(invocation -> "&cCommand or subcommand not found"),
+    NO_PERMISSION(invocation -> "&cYou don't have permission to this command"),
+    INVALID_USE(invocation -> "&cInvalid use of the command"),
+    CUSTOM(invocation -> StringUtils.EMPTY);
 
-    private final String defaultMessage;
+    private final ContextMessage defaultMessage;
 
-    ValidationInfo(String defaultMessage) {
+    ValidationInfo(ContextMessage defaultMessage) {
         this.defaultMessage = defaultMessage;
     }
 
-    public String getDefaultMessage() {
+    public ContextMessage getDefaultMessage() {
         return defaultMessage;
     }
 
+    @FunctionalInterface
+    public interface ContextMessage extends Function<LiteInvocation, String> {
+
+        @Override
+        String apply(LiteInvocation invocation);
+
+    }
+
 }

litecommands-core/src/main/java/dev/rollczi/litecommands/valid/ValidationMessagesService.java

@@ -1,18 +1,26 @@
 package dev.rollczi.litecommands.valid;
 
+import dev.rollczi.litecommands.LiteInvocation;
+
 import java.util.EnumMap;
+import java.util.function.Function;
 
 public class ValidationMessagesService {
 
-    private final EnumMap<ValidationInfo, String> customMessages = new EnumMap<>(ValidationInfo.class);
+    private final EnumMap<ValidationInfo, Function<LiteInvocation, String>> customMessages = new EnumMap<>(ValidationInfo.class);
 
     public ValidationMessagesService registerMessage(ValidationInfo validationInfo, String message) {
+        customMessages.put(validationInfo, invocation -> message);
+        return this;
+    }
+
+    public ValidationMessagesService registerMessage(ValidationInfo validationInfo, ValidationInfo.ContextMessage message) {
         customMessages.put(validationInfo, message);
         return this;
     }
 
-    public String getMessage(ValidationInfo validationInfo) {
-        return customMessages.getOrDefault(validationInfo, validationInfo.getDefaultMessage());
+    public String getMessage(ValidationInfo validationInfo, LiteInvocation invocation) {
+        return customMessages.getOrDefault(validationInfo, validationInfo.getDefaultMessage()).apply(invocation);
     }
 
 }

litecommands-core/src/main/java/dev/rollczi/litecommands/valid/handle/LiteValidationExceptionHandler.java

@@ -15,7 +15,7 @@ public LiteValidationExceptionHandler(ValidationMessagesService messagesService)
     @Override
     public void handle(LiteInvocation invocation, ValidationCommandException exception) {
         String message = exception.getMessage() == null
-                ? messagesService.getMessage(exception.getValidationInfo())
+                ? messagesService.getMessage(exception.getValidationInfo(), invocation)
                 : exception.getMessage();
 
         if (message == null || message.isEmpty()) {