Added command system

2024-08-04 20:51:30 +02:00
parent 938539df9a
commit 8d6c48bd82
13 changed files with 352 additions and 88 deletions
--- a/src/main/java/me/finn/unlegitlibrary/command/CommandManager.java
+++ b/src/main/java/me/finn/unlegitlibrary/command/CommandManager.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2024 UnlegitDqrk - All Rights Reserved
+ *
+ * You are unauthorized to remove this copyright.
+ * You have to give Credits to the Author in your project and link this GitHub site: https://github.com/UnlegitDqrk
+ * See LICENSE-File if exists
+ */
+
+package me.finn.unlegitlibrary.command;
+
+import me.finn.unlegitlibrary.command.events.*;
+import me.finn.unlegitlibrary.event.EventManager;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class CommandManager {
+
+    private final List<Command> commands;
+    private final EventManager eventManager;
+
+    public CommandManager(EventManager eventManager) {
+        this.commands = new ArrayList<>();
+        this.eventManager = eventManager;
+    }
+
+    public final void registerCommand(Command command) {
+        if (this.commands.contains(command)) return;
+        this.commands.add(command);
+    }
+
+    public final void unregisterCommand(Command command) {
+        if (!this.commands.contains(command)) return;
+        this.commands.remove(command);
+    }
+
+    public List<Command> getCommands() {
+        return new ArrayList<>(commands);
+    }
+
+    public Command getCommandByName(String name) {
+        for (Command command : commands) if (command.name.equals(name)) return command;
+        return null;
+    }
+
+    public Command getCommandByAliases(List<String> aliases) {
+        for (String alias : aliases) {
+            for (Command command : commands) {
+                List<String> aliasesCommand = new ArrayList<>();
+                for (String registeredAlias : command.getAliases()) aliasesCommand.add(registeredAlias.toLowerCase());
+                if (aliasesCommand.contains(alias.toLowerCase())) return command;
+            }
+        }
+
+        return null;
+    }
+
+    public Command getCommandByAlias(String alias) {
+        for (Command command : commands) {
+            List<String> aliasesCommand = new ArrayList<>();
+            for (String registeredAlias : command.getAliases()) aliasesCommand.add(registeredAlias.toLowerCase());
+            if (aliasesCommand.contains(alias.toLowerCase())) return command;
+        }
+
+        return null;
+    }
+
+    public Command getCommand(String input) {
+        if (getCommandByName(input) != null) return getCommandByName(input);
+        if (getCommandByAlias(input) != null) return getCommandByAlias(input);
+        return null;
+    }
+
+    public void execute(CommandExecutor commandExecutor, String line) {
+        String[] split = line.split(" ");
+        String command = split[0];
+
+        String[] args = Arrays.copyOfRange(split, 1, split.length);
+
+        if (getCommand(command) != null) {
+            Command cmd = getCommand(command);
+            PreCommandExecuteEvent preEvent = new PreCommandExecuteEvent(this, commandExecutor, cmd);
+            eventManager.executeEvent(preEvent);
+
+            if (preEvent.isCancelled()) return;
+
+            if (commandExecutor.hasPermissions(cmd.getPermissions())) {
+                CommandExecuteEvent event = new CommandExecuteEvent(this, commandExecutor, cmd);
+                eventManager.executeEvent(event);
+
+                if (event.isCancelled()) return;
+
+                cmd.execute(commandExecutor, command, args);
+                eventManager.executeEvent(new CommandExecutedEvent(this, commandExecutor, cmd));
+            } else eventManager.executeEvent(new CommandExecutorMissingPermissionEvent(this, commandExecutor, cmd));
+        } else eventManager.executeEvent(new CommandNotFoundEvent(this, commandExecutor, command, args));
+    }
+}