feat: Save automation rules (#3359)

app/models/automation_rule.rb

@@ -0,0 +1,44 @@
+# == Schema Information
+#
+# Table name: automation_rules
+#
+#  id          :bigint           not null, primary key
+#  actions     :jsonb            not null
+#  conditions  :jsonb            not null
+#  description :text
+#  event_name  :string           not null
+#  name        :string           not null
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
+#  account_id  :bigint           not null
+#
+# Indexes
+#
+#  index_automation_rules_on_account_id  (account_id)
+#
+class AutomationRule < ApplicationRecord
+  belongs_to :account
+
+  validates :account, presence: true
+  validate :json_conditions_format
+  validate :json_actions_format
+
+  CONDITIONS_ATTRS = %w[country_code status browser_language assignee_id team_id referer].freeze
+  ACTIONS_ATTRS = %w[send_message add_label send_email_to_team assign_team assign_best_agents].freeze
+
+  private
+
+  def json_conditions_format
+    return if conditions.nil?
+
+    attributes = conditions.map { |obj, _| obj['attribute_key'] }
+    (attributes - CONDITIONS_ATTRS).blank?
+  end
+
+  def json_actions_format
+    return if actions.nil?
+
+    attributes = actions.map { |obj, _| obj['attribute_key'] }
+    (attributes - ACTIONS_ATTRS).blank?
+  end
+end