scottohara/loot

# Copyright (c) 2016 Scott O'Hara, oharagroup.net
# frozen_string_literal: true

# Sub transaction
class SubTransaction < CashTransaction
    has_one :transaction_split, foreign_key: 'transaction_id', dependent: :delete
    has_one :parent, class_name: 'SplitTransaction', through: :transaction_split
    has_one :transaction_category, foreign_key: 'transaction_id', dependent: :destroy
    has_one :category, through: :transaction_category
    after_initialize do |t|
        t.transaction_type = 'Sub'
    end

    class << self
        def create_from_json(json)
            category = ::Category.find_or_new json['category']
            category = ::Category.find_or_new json['subcategory'], category if json['subcategory'].present?

            s = super
            s.build_transaction_category.category = category
            s
        end
    end

    def as_json(options = {})
        super.merge parent.header.as_json.merge(
            primary_account: parent.account.as_json,
            category: (category.parent.blank? && category.as_json) || category.parent.as_json,
            subcategory: (category.parent.present? && category.as_json) || nil,
            direction: parent.transaction_account.direction,
            parent_id: parent.id
        )
    end
end