foodsoft/app/models/financial_transaction.rb

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# financial transactions are the foodcoop internal financial transactions
# only ordergroups have an account balance and are happy to transfer money
class FinancialTransaction < ApplicationRecord
belongs_to :ordergroup, optional: true
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belongs_to :user
belongs_to :financial_link, optional: true
belongs_to :financial_transaction_type
belongs_to :group_order, optional: true
belongs_to :reverts, optional: true, class_name: 'FinancialTransaction', foreign_key: 'reverts_id'
has_one :reverted_by, class_name: 'FinancialTransaction', foreign_key: 'reverts_id'
validates_presence_of :amount, :note, :user_id
validates_numericality_of :amount, greater_then: -100_000,
less_than: 100_000
scope :visible, -> { joins('LEFT JOIN financial_transactions r ON financial_transactions.id = r.reverts_id').where('r.id IS NULL').where(reverts: nil) }
scope :without_financial_link, -> { where(financial_link: nil) }
scope :with_ordergroup, -> { where.not(ordergroup: nil) }
localize_input_of :amount
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after_initialize do
initialize_financial_transaction_type
end
# @todo remove alias (and rename created_on to created_at below) after #575
ransack_alias :created_at, :created_on
def self.ransackable_attributes(auth_object = nil)
%w(id amount note created_on user_id)
end
def self.ransackable_associations(auth_object = nil)
%w() # none, and certainly not user until we've secured that more
end
# Use this save method instead of simple save and after callback
def add_transaction!
ordergroup.add_financial_transaction! amount, note, user, financial_transaction_type
end
def revert!(user)
transaction do
update_attribute :financial_link, FinancialLink.new
rt = dup
rt.amount = -rt.amount
rt.reverts = self
rt.user = user
rt.save!
ordergroup.update_balance! if ordergroup
end
end
def hidden?
reverts.present? || reverted_by.present?
end
def ordergroup_name
ordergroup ? ordergroup.name : I18n.t('model.financial_transaction.foodcoop_name')
end
# @todo rename in model, see #575
def created_at
created_on
end
protected
def initialize_financial_transaction_type
self.financial_transaction_type ||= FinancialTransactionType.default
end
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end