39 lines
1.1 KiB
Ruby
39 lines
1.1 KiB
Ruby
class FinancialTransactionType < ApplicationRecord
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belongs_to :financial_transaction_class
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belongs_to :bank_account, optional: true
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has_many :financial_transactions, dependent: :restrict_with_exception
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has_many :ordergroups, -> { distinct }, through: :financial_transactions
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validates :name, presence: true
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validates_uniqueness_of :name
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validates_uniqueness_of :name_short, allow_blank: true, allow_nil: true
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validates_format_of :name_short, :with => /\A[A-Za-z]*\z/
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validates :financial_transaction_class, presence: true
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after_save :update_balance_of_ordergroups
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before_destroy :restrict_deleting_last_financial_transaction_type
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scope :with_name_short, -> { where.not(name_short: [nil, '']) }
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def self.default
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first
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end
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def self.has_multiple_types
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self.count > 1
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end
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protected
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# check if this is the last financial transaction type and deny
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def restrict_deleting_last_financial_transaction_type
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raise I18n.t('model.financial_transaction_type.no_delete_last') if FinancialTransactionType.count == 1
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end
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private
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def update_balance_of_ordergroups
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ordergroups.each { |og| og.update_balance! }
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end
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end
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