v2componentsbuilder/src/index.ts

A discord.js v2components builder

import { APIMessageComponent, MessageFlags } from 'discord-api-types/v10';

export class V2ComponentBuilder {
  public readonly components: APIMessageComponent[] = [];
  public readonly flags: number = MessageFlags.IsComponentsV2;

  public setEphemeral(ephemeral: boolean) {
    if (ephemeral) {
      Reflect.set(this, 'flags', this.flags | MessageFlags.Ephemeral);
    } else {
      Reflect.set(this, 'flags', this.flags & ~MessageFlags.Ephemeral);
    }
    return this;
  }

  public setComponents(components: APIMessageComponent[]) {
    if (components.length > 10) throw new Error("Max 10 top-level components");
    Reflect.set(this, 'components', components);
    return this;
  }

  public addComponents(components: APIMessageComponent[]) {
    if (this.components.length + components.length > 10) throw new Error("Max 10 top-level components");
    Reflect.set(this, 'components', [...this.components, ...components]);
    return this;
  }

  public toJSON() {
    return {
      flags: this.flags,
      components: this.components,
    };
  }
}

export * from './builders';