Test specification

gistfile1.txt

class User < ApplicationRecord
  has_many :interests
  has_many :skills, class_name: 'Skil'

  ALLOWED_GENDERS = %w[male female].freeze
  MIN_AGE = 0.freeze
  MAX_AGE = 90.freeze

  validates
    :name, :patronymic, :email, :age, :nationality, :country, :gender,
    presence: true
  validates :email, uniqueness: true
  validates :age, numericality: { only_integer: true, in: MIN_AGE..MAX_AGE }
  validates :gender, inclusion: { in: ALLOWED_GENDERS }
end

class Interest < ApplicationRecord
  has_many :users
end

class Skil < ApplicationRecord
  has_many :users
end

class Users::Create < ActiveInteraction::Base
  hash :params do
    string :name
    string :surname, default: nil
    string :patronymic
    string :email
    string :country
    string :gender
    string :nationality
    string :skills, default: nil, desc: 'names of skills, separated with comma without spaces'
    string :interests, default: nil, desc: 'names of interests, separated with comma without spaces'

    integer :age
  end

  def execute
    user = User.new user_params

    interests = Interest.where(name: params[:interests].split(','))
    user.interests << interests

    skills = Skil.where(name: params[:skills].split(','))
    user.skills << skills

    unless user.save do
      errors.merge!(user.errors)
    end

    user
  end

  private

  def user_full_name
    [
      params[:surname],
      params[:name],
      params[:patronymic]
    ].join(' ')
  end

  def user_params
    params.except(excepting_params).merge additional_params
  end

  def additional_params
    {
      fullname: user_full_name
    }
  end

  def excepting_params
    [:interests, :skills]
  end
end


#User object in database
name string
surname string
patronymic string
fullname string
email string
age integer
nationality string
country string
interests array
gender string
skills string

#Interest object in database
name string

#Skil oject in database
name string