Subcommands for Sapphire Slash Command Proof of Concept code examples

2-through-handler-instance-property.ts

import { ApplyOptions } from '@sapphire/decorators';
import { ApplicationCommandRegistry, ChatInputCommand } from '@sapphire/framework';
import { SubCommandGroupHandler } from '@sapphire/plugin-subcommands';
import type { CommandInteraction } from 'discord.js';

@ApplyOptions<SubCommandPluginCommand.Options>({
  description:
    "A Chat Input Command with SubCommand group and nested Subcommands using a required public property that's an instance of SubCommandGroupHandler"
})
export class SlashCommand extends SubCommandPluginCommand {
  public roles = new SubCommandGroupHandler([
    { name: 'list', to: this.listRolesSubcommand.bind(this) },
    { name: 'add', to: this.addRoleSubcommand.bind(this) },
    ['remove', (...args: Parameters<ChatInputCommand['chatInputRun']>) => this.removeRoleSubcommand(...args)] // Alternative way of accessing the method
  ]);

  public listRolesSubcommand(interaction: CommandInteraction, _context: ChatInputCommand.RunContext) {
    return interaction.reply({ content: 'Hello World!' });
  }

  public addRoleSubcommand(interaction: CommandInteraction, _context: ChatInputCommand.RunContext) {
    return interaction.reply({ content: 'Hello World!' });
  }

  public removeRoleSubcommand(interaction: CommandInteraction, _context: ChatInputCommand.RunContext) {
    return interaction.reply({ content: 'Hello World!' });
  }

  public override registerApplicationCommands(registry: ApplicationCommandRegistry) {
    registry.registerChatInputCommand(
      (builder) =>
        builder //
          .setName(this.name)
          .setDescription(this.description)
          .addSubcommandGroup((input) =>
            input //
              .setName('roles')
              .setDescription('Roles group')
              .addSubcommand((input) =>
                input //
                  .setName('list')
                  .setDescription('List roles of a user')
                  .addUserOption((input) =>
                    input //
                      .setName('user')
                      .setDescription('The user whose roles you want to view.')
                      .setRequired(true)
                  )
              )
              .addSubcommand((input) =>
                input //
                  .setName('add')
                  .setDescription('Add a role to a user')
                  .addUserOption((input) =>
                    input //
                      .setName('user')
                      .setDescription('The user to whom you want to add a role.')
                      .setRequired(true)
                  )
                  .addRoleOption((option) =>
                    option //
                      .setName('role')
                      .setDescription('The role to add')
                      .setRequired(true)
                  )
              )
              .addSubcommand((input) =>
                input //
                  .setName('remove')
                  .setDescription('Remove a role from a user')
                  .addUserOption((input) =>
                    input //
                      .setName('user')
                      .setDescription('The user from whom you want to remove a role.')
                      .setRequired(true)
                  )
                  .addRoleOption((option) =>
                    option //
                      .setName('role')
                      .setDescription('The role to remove')
                      .setRequired(true)
                  )
              )
          ),
      { guildIds: [], idHints: [] }
    );
  }
}