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# frozen_string_literal: true
module ProductAnalytics
class CollectorApp
def call(env)
request = Rack::Request.new(env)
params = request.params
return not_found unless EventParams.has_required_params?(params)
# Product analytics feature is behind a flag and is disabled by default.
# We expect limited amount of projects with this feature enabled in first release.
# Since collector has no authentication we temporary prevent recording of events
# for project without the feature enabled. During increase of feature adoption, this
# check will be removed for better performance.
project = Project.find(params['aid'].to_i)
return not_found unless Feature.enabled?(:product_analytics, project)
# Snowplow tracker has own format of events.
# We need to convert them to match the schema of our database.
event_params = EventParams.parse_event_params(params)
if ProductAnalyticsEvent.create(event_params)
ok
else
not_found
end
rescue ActiveRecord::InvalidForeignKey, ActiveRecord::RecordNotFound
not_found
end
def ok
[200, {}, []]
end
def not_found
[404, {}, []]
end
end
end
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