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using System;
using System.Collections.Generic;
using System.Linq;
using StardewModdingAPI.Events;
using StardewModdingAPI.Mods.ConsoleCommands.Framework.Commands;
namespace StardewModdingAPI.Mods.ConsoleCommands
{
/// <summary>The main entry point for the mod.</summary>
public class ModEntry : Mod
{
/*********
** Fields
*********/
/// <summary>The commands to handle.</summary>
private IConsoleCommand[] Commands = null!;
/// <summary>The commands which may need to handle update ticks.</summary>
private IConsoleCommand[] UpdateHandlers = null!;
/// <summary>The commands which may need to handle input.</summary>
private IConsoleCommand[] InputHandlers = null!;
/*********
** Public methods
*********/
/// <summary>The mod entry point, called after the mod is first loaded.</summary>
/// <param name="helper">Provides simplified APIs for writing mods.</param>
public override void Entry(IModHelper helper)
{
// register commands
this.Commands = this.ScanForCommands().ToArray();
foreach (IConsoleCommand command in this.Commands)
helper.ConsoleCommands.Add(command.Name, command.Description, (name, args) => this.HandleCommand(command, name, args));
// cache commands
this.InputHandlers = this.Commands.Where(p => p.MayNeedInput).ToArray();
this.UpdateHandlers = this.Commands.Where(p => p.MayNeedUpdate).ToArray();
// hook events
helper.Events.GameLoop.UpdateTicked += this.OnUpdateTicked;
helper.Events.Input.ButtonPressed += this.OnButtonPressed;
}
/*********
** Private methods
*********/
/// <summary>The method invoked when a button is pressed.</summary>
/// <param name="sender">The event sender.</param>
/// <param name="e">The event arguments.</param>
private void OnButtonPressed(object? sender, ButtonPressedEventArgs e)
{
foreach (IConsoleCommand command in this.InputHandlers)
command.OnButtonPressed(this.Monitor, e.Button);
}
/// <summary>The method invoked when the game updates its state.</summary>
/// <param name="sender">The event sender.</param>
/// <param name="e">The event arguments.</param>
private void OnUpdateTicked(object? sender, EventArgs e)
{
foreach (IConsoleCommand command in this.UpdateHandlers)
command.OnUpdated(this.Monitor);
}
/// <summary>Handle a console command.</summary>
/// <param name="command">The command to invoke.</param>
/// <param name="commandName">The command name specified by the user.</param>
/// <param name="args">The command arguments.</param>
private void HandleCommand(IConsoleCommand command, string commandName, string[] args)
{
ArgumentParser argParser = new(commandName, args, this.Monitor);
command.Handle(this.Monitor, commandName, argParser);
}
/// <summary>Find all commands in the assembly.</summary>
private IEnumerable<IConsoleCommand> ScanForCommands()
{
return (
from type in this.GetType().Assembly.GetTypes()
where !type.IsAbstract && typeof(IConsoleCommand).IsAssignableFrom(type)
select (IConsoleCommand)Activator.CreateInstance(type)!
);
}
}
}
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