diff options
Diffstat (limited to 'app/services/projects/batch_count_service.rb')
-rw-r--r-- | app/services/projects/batch_count_service.rb | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/app/services/projects/batch_count_service.rb b/app/services/projects/batch_count_service.rb new file mode 100644 index 00000000000..178ebc5a143 --- /dev/null +++ b/app/services/projects/batch_count_service.rb @@ -0,0 +1,31 @@ +# 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 |