old-roraccounting/app/controllers/gangs_controller.rb

class GangsController < ApplicationController
  def index
    json_response Gang.all
  rescue StandardError
    error_response :bad_request
  end

  def create
    gang = Gang.create(gang_params)
    if gang.save
      json_response Gang.all
    else
      error_response :bad_request
    end

  rescue StandardError
    error_response :bad_request
  end

  def update
    if gang_params[:chip_scale].to_i.positive?
      Gang.update(gang_params)
      json_response onboarded: true
    else
      error_response :bad_request
    end
  end

  private

  def gang_params
    params.require(:gang).permit :name,
                                 :about,
                                 :chip_name,
                                 :chip_code,
                                 :chip_symbol,
                                 :chip_scale,
                                 :chip_prefixed
  end
end