Initial commit

UI/CLI/CommandManager.cs

@@ -0,0 +1,60 @@
+using System;
+
+namespace RemSox.UI.GUI.CLI;
+
+public static class CommandManager
+{
+    private static readonly Dictionary<string, ICommand> commands = new(StringComparer.OrdinalIgnoreCase);
+
+    public static void RegisterCommand(ICommand command)
+    {
+        commands[command.Name] = command;
+    }
+
+    public static void RegisterCommands(IEnumerable<ICommand> commandsToRegister)
+    {
+        foreach (ICommand command in commandsToRegister)
+        {
+            RegisterCommand(command);
+        }
+    }
+
+    public static IEnumerable<ICommand> GetCommands()
+    {
+        return commands.Values.OrderBy(command => command.Name);
+    }
+
+    public static bool TryExecute(string input)
+    {
+        string trimmedInput = input.Trim();
+
+        if (trimmedInput.Length == 0)
+        {
+            return false;
+        }
+
+        foreach (KeyValuePair<string, ICommand> entry in commands
+                     .OrderByDescending(entry => entry.Key.Length))
+        {
+            string commandName = entry.Key;
+
+            if (!trimmedInput.Equals(commandName, StringComparison.OrdinalIgnoreCase) &&
+                !trimmedInput.StartsWith(commandName + " ", StringComparison.OrdinalIgnoreCase))
+            {
+                continue;
+            }
+
+            string? arguments = null;
+
+            if (trimmedInput.Length > commandName.Length)
+            {
+                arguments = trimmedInput.Substring(commandName.Length).TrimStart();
+            }
+
+            entry.Value.Execute(arguments);
+            return true;
+        }
+
+        return false;
+    }
+}