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Contents
# frozen_string_literal: true
module Motor
class AlertsMailer < ApplicationMailer
SenderAddressNotSet = Class.new(StandardError)
SENDER_NOT_SET_ERROR_MESSAGE =
'Please specify your sender address via MOTOR_ALERTS_FROM_ADDRESS environment variable'
def alert_email(alert, email: nil)
@alert = alert
@query_result = Queries::RunQuery.call(alert.query,
variables_hash: { current_user_email: email })
return if @alert.preferences[:send_empty].blank? && @query_result.data.blank?
assign_attachment(@alert, @query_result)
raise SenderAddressNotSet, SENDER_NOT_SET_ERROR_MESSAGE unless from_address
mail(
from: from_address,
to: email || alert.to_emails,
subject: alert.name.presence || @alert.query.name
)
end
private
def assign_attachment(alert, query_result)
attachments["#{alert.name.presence || 'data'}.csv"] = generate_csv(query_result)
end
def generate_csv(query_result)
rows = [query_result.columns.pluck(:name)] + query_result.data
rows.map(&:to_csv).join
end
end
end
Version data entries
56 entries across 56 versions & 6 rubygems