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# frozen_string_literal: true
module Gitlab
module Alerting
class NotificationPayloadParser
BadPayloadError = Class.new(StandardError)
DEFAULT_TITLE = 'New: Incident'
DEFAULT_SEVERITY = 'critical'
def initialize(payload)
@payload = payload.to_h.with_indifferent_access
end
def self.call(payload)
new(payload).call
end
def call
{
'annotations' => annotations,
'startsAt' => starts_at
}.compact
end
private
attr_reader :payload
def title
payload[:title].presence || DEFAULT_TITLE
end
def severity
payload[:severity].presence || DEFAULT_SEVERITY
end
def annotations
primary_params
.reverse_merge(flatten_secondary_params)
.transform_values(&:presence)
.compact
end
def primary_params
{
'title' => title,
'description' => payload[:description],
'monitoring_tool' => payload[:monitoring_tool],
'service' => payload[:service],
'hosts' => hosts.presence,
'severity' => severity
}
end
def hosts
Array(payload[:hosts]).reject(&:blank?)
end
def current_time
Time.current.change(usec: 0).rfc3339
end
def starts_at
Time.parse(payload[:start_time].to_s).rfc3339
rescue ArgumentError
current_time
end
def secondary_params
payload.except(:start_time)
end
def flatten_secondary_params
Gitlab::Utils::SafeInlineHash.merge_keys!(secondary_params)
rescue ArgumentError
raise BadPayloadError, 'The payload is too big'
end
end
end
end
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