debian-mirror-gitlab/app/services/projects/batch_count_service.rb

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2018-03-17 18:26:18 +05:30
# Service class for getting and caching the number of elements of several projects
# Warning: do not user this service with a really large set of projects
# because the service use maps to retrieve the project ids.
module Projects
class BatchCountService
def initialize(projects)
@projects = projects
end
def refresh_cache
@projects.each do |project|
service = count_service.new(project)
unless service.count_stored?
service.refresh_cache { global_count[project.id].to_i }
end
end
end
def project_ids
@projects.map(&:id)
end
def global_count(project)
raise NotImplementedError, 'global_count must be implemented and return an hash indexed by the project id'
end
def count_service
raise NotImplementedError, 'count_service must be implemented and return a Projects::CountService object'
end
end
end