Class: Groups::CountService

Inherits:
BaseCountService show all
Includes:
Gitlab::Utils::StrongMemoize
Defined in:
app/services/groups/count_service.rb

Constant Summary collapse

VERSION = 
1
CACHED_COUNT_THRESHOLD = 
1000
EXPIRATION_TIME = 
24.hours

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from BaseCountService

#count_stored?, #delete_cache, #raw?, #refresh_cache, #uncached_count, #update_cache_for_key

Constructor Details

#initialize(group, user = nil) ⇒ CountService

Returns a new instance of CountService.



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# File 'app/services/groups/count_service.rb', line 13

def initialize(group, user = nil)
  @group = group
  @user = user
end

Instance Attribute Details

#group ⇒ Object (readonly)

Returns the value of attribute group.



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# File 'app/services/groups/count_service.rb', line 11

def group
  @group
end

#user ⇒ Object (readonly)

Returns the value of attribute user.



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# File 'app/services/groups/count_service.rb', line 11

def user
  @user
end

Instance Method Details

#cache_key(key_name = nil) ⇒ Object 



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# File 'app/services/groups/count_service.rb', line 38

def cache_key(key_name = nil)
  key_name ||= cache_key_name

  ['groups', "#{issuable_key}_count_service", VERSION, group.id, key_name]
end

#count ⇒ Object 



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# File 'app/services/groups/count_service.rb', line 18

def count
  cached_count = Rails.cache.read(cache_key)
  return cached_count unless cached_count.blank?

  refresh_cache_over_threshold
end

#refresh_cache_over_threshold(key = nil) ⇒ Object 



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# File 'app/services/groups/count_service.rb', line 25

def refresh_cache_over_threshold(key = nil)
  key ||= cache_key
  new_count = uncached_count

  if new_count > CACHED_COUNT_THRESHOLD
    update_cache_for_key(key) { new_count }
  else
    delete_cache
  end

  new_count
end