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# frozen_string_literal: true
module ServiceDesk
class CustomEmailVerification < ApplicationRecord
TIMEFRAME = 30.minutes
STATES = { started: 0, finished: 1, failed: 2 }.freeze
enum error: {
incorrect_token: 0,
incorrect_from: 1,
mail_not_received_within_timeframe: 2,
invalid_credentials: 3,
smtp_host_issue: 4
}
attr_encrypted :token,
mode: :per_attribute_iv,
algorithm: 'aes-256-gcm',
key: Settings.attr_encrypted_db_key_base_32,
encode: false,
encode_iv: false
belongs_to :project
belongs_to :triggerer, class_name: 'User', optional: true
validates :project, presence: true
validates :state, presence: true
scope :overdue, -> { where('triggered_at < ?', TIMEFRAME.ago) }
delegate :service_desk_setting, to: :project
state_machine :state do
state :started do
validates :token, presence: true, length: { is: 12 }
validates :triggerer, presence: true
validates :triggered_at, presence: true
validates :error, absence: true
end
state :finished do
validates :token, absence: true
validates :error, absence: true
end
state :failed do
validates :token, absence: true
validates :error, presence: true
end
event :mark_as_started do
transition all => :started
end
event :mark_as_finished do
transition started: :finished
end
event :mark_as_failed do
transition all => :failed
end
before_transition any => :started do |verification, transition|
triggerer = transition.args.first
verification.triggerer = triggerer
verification.token = verification.class.generate_token
verification.triggered_at = Time.current
verification.error = nil
end
before_transition started: :finished do |verification|
verification.token = nil
end
before_transition started: :failed do |verification, transition|
error = transition.args.first
verification.error = error
verification.token = nil
end
# Supress warning:
# both enum and its state_machine have defined a different default for "state".
# State machine uses `nil` and the enum should use the same.
def owner_class_attribute_default
nil
end
end
# Needs to be below `state_machine` definition to suppress
# its method override warnings
enum state: STATES
class << self
def generate_token
SecureRandom.alphanumeric(12)
end
end
def accepted_until
return unless started?
return unless triggered_at.present?
TIMEFRAME.since(triggered_at)
end
def in_timeframe?
return false unless started?
!!accepted_until&.future?
end
end
end
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