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onihilistonihilist
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Merge pull request #32 from onihilist/fix/plugin-loader
2 parents 653dd47 + f4ca4ee commit e55bbd9

25 files changed

Lines changed: 1317 additions & 81 deletions

‎Commands/AboutCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using Spectre.Console;
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namespace NShell.Commands;
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public class AboutCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "about";
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public string Description => "Display information about NShell.";
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public void Execute(ShellContext context, string[] args)
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{
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AnsiConsole.Clear();
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var panel = new Panel(new Markup(
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$"[bold cyan]NShell[/] - A Custom C# Interactive Shell\n\n" +
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$"[grey]Version:[/] [yellow]{Program.VERSION}[/]\n" +
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$"[grey]GitHub:[/] [blue]{Program.GITHUB}[/]\n\n" +
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$"[grey]Runtime:[/] [green].NET {Environment.Version}[/]\n" +
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$"[grey]Platform:[/] [green]{Environment.OSVersion}[/]\n\n" +
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$"[dim]Type [yellow]help[/] to see available commands.[/]"
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))
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{
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Header = new PanelHeader("[bold green] About NShell [/]"),
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Border = BoxBorder.Rounded
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};
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AnsiConsole.Write(panel);
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Console.WriteLine();
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}
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}

‎Commands/AliasCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using NShell.Shell.Config;
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using Spectre.Console;
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namespace NShell.Commands;
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public class AliasCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "alias";
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public string Description => "Create command aliases (e.g., alias ll='ls -la').";
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// Static dictionary to store aliases
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public static Dictionary<string, string> Aliases { get; } = new Dictionary<string, string>();
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private static readonly ConfigManager _configManager = new ConfigManager();
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static AliasCommand()
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{
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// Load saved aliases on first use
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var savedAliases = _configManager.LoadAliases();
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foreach (var alias in savedAliases)
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{
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Aliases[alias.Key] = alias.Value;
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}
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}
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public void Execute(ShellContext context, string[] args)
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{
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if (args.Length == 0)
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{
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// List all aliases
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if (Aliases.Count == 0)
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{
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AnsiConsole.MarkupLine("[[[yellow]*[/]]] - No aliases defined.");
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return;
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}
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AnsiConsole.MarkupLine("[bold cyan]Current Aliases:[/]\n");
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foreach (var alias in Aliases.OrderBy(a => a.Key))
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{
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AnsiConsole.MarkupLine($"[yellow]{alias.Key}[/]=[green]'{alias.Value}'[/]");
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}
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return;
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}
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// Join all args to handle aliases with spaces
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var fullArg = string.Join(' ', args);
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var parts = fullArg.Split('=', 2);
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if (parts.Length != 2)
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{
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AnsiConsole.MarkupLine("[[[yellow]*[/]]] - Usage: alias name='command'");
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return;
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}
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string aliasName = parts[0].Trim();
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string aliasValue = parts[1].Trim();
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// Remove quotes if present
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if ((aliasValue.StartsWith("\"") && aliasValue.EndsWith("\"")) ||
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(aliasValue.StartsWith("'") && aliasValue.EndsWith("'")))
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{
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aliasValue = aliasValue.Substring(1, aliasValue.Length - 2);
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}
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Aliases[aliasName] = aliasValue;
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_configManager.SaveAliases(Aliases);
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AnsiConsole.MarkupLine($"[[[green]+[/]]] - Alias created: [yellow]{aliasName}[/]=[green]'{aliasValue}'[/]");
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}
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}

‎Commands/CdCommand.cs‎

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This file was deleted.

‎Commands/ClearCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using Spectre.Console;
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namespace NShell.Commands;
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public class ClearCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "clear";
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public string Description => "Clear the terminal screen.";
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public void Execute(ShellContext context, string[] args)
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{
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AnsiConsole.Clear();
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}
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}

‎Commands/ExitCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using Spectre.Console;
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namespace NShell.Commands;
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public class ExitCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "exit";
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public string Description => "Exit the shell.";
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public void Execute(ShellContext context, string[] args)
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{
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// Save history before exiting
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Shell.Readline.ReadLine.History.Save();
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AnsiConsole.MarkupLine("[bold green]Goodbye![/]");
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Environment.Exit(0);
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}
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}

‎Commands/ExportCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using Spectre.Console;
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namespace NShell.Commands;
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public class ExportCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "export";
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public string Description => "Set environment variables (e.g., export VAR=value).";
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public void Execute(ShellContext context, string[] args)
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{
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if (args.Length == 0)
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{
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// Display all environment variables
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var envVars = Environment.GetEnvironmentVariables();
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var sortedKeys = envVars.Keys.Cast<string>().OrderBy(k => k);
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foreach (var key in sortedKeys)
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{
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AnsiConsole.MarkupLine($"[cyan]{key}[/]=[yellow]{envVars[key]}[/]");
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}
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return;
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}
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foreach (var arg in args)
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{
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var parts = arg.Split('=', 2);
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if (parts.Length != 2)
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{
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AnsiConsole.MarkupLine($"[[[yellow]*[/]]] - Invalid format: {arg}. Use: export VAR=value");
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continue;
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}
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string varName = parts[0].Trim();
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string varValue = parts[1].Trim();
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// Remove quotes if present
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if ((varValue.StartsWith("\"") && varValue.EndsWith("\"")) ||
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(varValue.StartsWith("'") && varValue.EndsWith("'")))
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{
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varValue = varValue.Substring(1, varValue.Length - 2);
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}
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Environment.SetEnvironmentVariable(varName, varValue);
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AnsiConsole.MarkupLine($"[[[green]+[/]]] - Set [cyan]{varName}[/]=[yellow]{varValue}[/]");
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}
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}
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}

‎Commands/HelpCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using Spectre.Console;
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namespace NShell.Commands;
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public class HelpCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "help";
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public string Description => "Display help information about available commands.";
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public void Execute(ShellContext context, string[] args)
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{
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AnsiConsole.MarkupLine("[bold cyan]NShell - Available Commands[/]\n");
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var table = new Table();
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table.AddColumn("[bold]Command[/]");
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table.AddColumn("[bold]Description[/]");
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// Add custom commands with descriptions
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foreach (var cmd in CommandParser.CustomCommands.Values.OrderBy(c => c.Name))
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{
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string description = "No description available";
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if (cmd is IMetadataCommand metaCmd)
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{
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description = metaCmd.Description;
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}
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table.AddRow($"[yellow]{cmd.Name}[/]", description);
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}
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AnsiConsole.Write(table);
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AnsiConsole.MarkupLine($"\n[grey]Total custom commands: {CommandParser.CustomCommands.Count}[/]");
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AnsiConsole.MarkupLine($"[grey]Total system commands: {CommandParser.SystemCommands.Count}[/]");
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AnsiConsole.MarkupLine("\n[grey]Type a command name to execute it, or use Tab for auto-completion.[/]");
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}
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}

‎Commands/HistoryCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using NShell.Shell.Readline;
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using Spectre.Console;
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namespace NShell.Commands;
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public class HistoryCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "history";
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public string Description => "Display command history.";
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public void Execute(ShellContext context, string[] args)
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{
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int displayCount = 20; // Default to last 20 commands
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int historyCount = ReadLine.History.Count;
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if (args.Length > 0)
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{
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if (args[0] == "-c" || args[0] == "--clear")
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{
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// Clear history - not implemented as it would require HistoryManager changes
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AnsiConsole.MarkupLine("[[[yellow]*[/]]] - History clearing not yet implemented.");
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return;
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}
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else if (int.TryParse(args[0], out int count))
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{
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displayCount = count;
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}
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else
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{
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AnsiConsole.MarkupLine("[[[yellow]*[/]]] - Usage: history [number] or history -c");
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return;
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}
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}
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// Display the last N commands
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int startIndex = Math.Max(0, historyCount - displayCount);
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if (historyCount == 0)
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{
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AnsiConsole.MarkupLine("[[[yellow]*[/]]] - No commands in history.");
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return;
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}
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AnsiConsole.MarkupLine($"[bold cyan]Command History (last {Math.Min(displayCount, historyCount)} commands):[/]\n");
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for (int i = startIndex; i < historyCount; i++)
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{
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var command = ReadLine.History.GetAt(i);
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if (command != null)
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{
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AnsiConsole.MarkupLine($" [grey]{i + 1,4}[/] {command}");
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}
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}
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}
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}

‎Commands/PrintEnvCommand.cs‎

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using NShell.Shell;
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using NShell.Shell.Commands;
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using Spectre.Console;
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namespace NShell.Commands;
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public class PrintEnvCommand : ICustomCommand, IMetadataCommand
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{
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public string Name => "printenv";
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public string Description => "Print environment variables.";
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public void Execute(ShellContext context, string[] args)
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{
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if (args.Length == 0)
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{
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// Display all environment variables
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var envVars = Environment.GetEnvironmentVariables();
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var sortedKeys = envVars.Keys.Cast<string>().OrderBy(k => k);
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foreach (var key in sortedKeys)
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{
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AnsiConsole.MarkupLine($"[cyan]{key}[/]=[yellow]{envVars[key]}[/]");
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}
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}
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else
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{
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// Display specific environment variables
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foreach (var varName in args)
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{
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var value = Environment.GetEnvironmentVariable(varName);
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if (value != null)
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{
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AnsiConsole.MarkupLine($"[cyan]{varName}[/]=[yellow]{value}[/]");
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}
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else
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{
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AnsiConsole.MarkupLine($"[[[yellow]*[/]]] - Variable [cyan]{varName}[/] is not set.");
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}
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}
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}
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}
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}

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