tabletop-companion/app/models/character_sheet_section.rb

# frozen_string_literal: true

class CharacterSheetSection < ApplicationRecord
  belongs_to :character
  belongs_to :parent_section, optional: true,
                              class_name: "CharacterSheetSection"
  has_many :character_sheet_subsections, class_name: "CharacterSheetSection",
                                         foreign_key: :parent_section_id,
                                         dependent: :destroy
  has_many :character_sheet_features
  has_many :stats, dependent: :destroy, through: :character_sheet_features,
           source: :featurable, source_type: "Stat"
  has_many :text_fields, dependent: :destroy, through: :character_sheet_features,
           source: :featurable, source_type: "TextField"

  validates :name, presence: true,
                   length: { maximum: 255 }

  scope :top_level, -> { where.missing(:parent_section) }

  def self.new_from_template(template:, character:, params:)
    section = CharacterSheetSection.deserialize(JSON.parse(template.content))
    section.assign_attributes(params)
    section.character = character
    section
  end

  def lowest_order_index
    character_sheet_features.minimum(:order_index) || 1
  end

  def highest_order_index
    character_sheet_features.maximum(:order_index) || 1
  end

  def self.deserialize(h)
    section = new

    h["character_sheet_subsections"].each do |sub|
      section.character_sheet_subsections.deserialize(sub)
    end

    h["stats"].each do |stat|
      section.stats.build(stat)
    end

    h["text_fields"].each do |text_field|
      section.text_fields.build(text_field)
    end

    section
  end
end