48 lines
1.2 KiB
Ruby
48 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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module AlertEventLifecycle
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extend ActiveSupport::Concern
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included do
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validates :started_at, presence: true
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validates :status, presence: true
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state_machine :status, initial: :none do
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state :none, value: nil
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state :firing, value: 0 do
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validates :payload_key, presence: true
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validates :ended_at, absence: true
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end
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state :resolved, value: 1 do
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validates :ended_at, presence: true
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end
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event :fire do
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transition none: :firing
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end
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event :resolve do
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transition firing: :resolved
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end
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before_transition to: :firing do |alert_event, transition|
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started_at = transition.args.first
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alert_event.started_at = started_at
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end
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before_transition to: :resolved do |alert_event, transition|
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ended_at = transition.args.first
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alert_event.ended_at = ended_at || Time.current
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end
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end
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scope :firing, -> { where(status: status_value_for(:firing)) }
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scope :resolved, -> { where(status: status_value_for(:resolved)) }
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def self.status_value_for(name)
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state_machines[:status].states[name].value
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end
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end
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end
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