kaspth

# Add a module builder that'll mask each class method?
def self.required_condition_via(scopes)
  prepend RequiredCondition.new(scopes)
end

module RequiredCondition
  def initialize(scopes)
    @scopes = scopes
  end

kaspth

# app/controllers/feeds_controller.rb
class FeedsController < ApplicationController
  before_action :set_feed

  def show
    # Not sure if I like this but there could be something similar to interactors?
    action do
      _1.success.html { redirect_to @feed, notice: "Success" }
      _1.success.json
      _1.unprocessible { render :new }

kaspth

class Method::Chain
  def initialize(descriptor, **options)
    @descriptor, @options = descriptor, options
  end

  def self.define(context, *methods, &block)
    instance = new Definition.new(&block)
    instance.apply context, *methods
    instance
  end

kaspth

require "tsort"

module Rails
  module Initializable
    extend ActiveSupport::Concern

    def run_initializers(group = :default, *arguments)
      @ran ||= true.tap do
        Initializer.tsort(initializers).each { instance_exec(*arguments, &_1.block) if _1.in?(group) }
      end

kaspth

# app/views/cards/_card.html.erb
# <%= greeting %>
#
# ^ gets compiled onto ActionView::Base as a Ruby method, when called like this:
#
#   render "cards/card", greeting: "Hello"
#
# Here's roughly what the compiled source looks like:
class ActionView::Base
  def render_card(local_assigns, output_buffer) # Not the actual method name, and the arguments change if using strict locals

kaspth

class Invoice
  delivers_exposition # only: :create ?
  # ^ shorthand for this:
  after_create_commit  -> { Exposition.deliver_later "invoice.create", self }
  after_update_commit  -> { Exposition.deliver_later "invoice.update", self }
  after_destroy_commit -> { Exposition.deliver_later "invoice.destroy", self }
end

class Exposition < Data.define(:service, :event, :gid)
  def initialize(service: "invoices", **) = super

kaspth

class Developer
  has_object :search_scorer, after_save_commit: :rebuild_later # Forward callback onto context object.
end

# From my https://github.com/kaspth/active_record-associated_object gem.
# app/models/developer/search_scorer.rb
class Developer::SearchScorer < ActiveRecord::AssociatedObject
  performs :rebuild # Adds `rebuild_later` to automatically generate a job to run the scoring calculation in.
  def rebuild
    record.update! search_score: new_score

kaspth

class Object::Proxy < SimpleDelegator
  def initialize(object, **values)
    super(object)
    @values = values
  end

  def method_missing(name, ...)
    @values.fetch(name) { super }
  end
end

kaspth

# Provide a BulletTrain::Theme::FormBuilder, with extensions to
# go between Rails standard form helpers and BulletTrain's themed versions seamlessly.

# With standard Rails:
# form_with model: Post.new do |form|
#   form.themed.text_field # Use BulletTrain theming on just one field
#
#   form.themed.fields do # Need a nested section of fields but themed?
#   end
# end

kaspth

class FormBuilder
  def text_field(method, **options)
    tag.input type: :text, **options_for(__method__, method, **options)
  end

  def options_for(type, method, index: @index, namespace: @options[:namespace], multiple: false, **options)
    Options.new(self, type, method, index:, namespace:, multiple:, **options)
  end

  class Options