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class EnvironmentSerializer < BaseSerializer
Struct.new('Item', :name, :size, :id, :latest)
entity EnvironmentEntity
def within_folders
tap { @itemize = true }
end
def with_pagination(request, response)
tap { @paginator = Gitlab::Serializer::Pagination.new(request, response) }
end
def itemized?
@itemize
end
def paginated?
defined?(@paginator)
end
def represent(resource, opts = {})
resource = @paginator.paginate(resource) if paginated?
if itemized?
itemize(resource).map do |item|
{ name: item.name,
size: item.size,
latest: super(item.latest, opts) }
end
else
super(resource, opts)
end
end
private
def itemize(resource)
items = resource.group(:item_name).order('item_name ASC')
.pluck('COALESCE(environment_type, name) AS item_name',
'COUNT(*) AS environments_count',
'MAX(id) AS last_environment_id')
environments = resource.where(id: items.map(&:last))
.order('COALESCE(environment_type, name) ASC')
items.zip(environments).map do |item|
Struct::Item.new(*item.flatten)
end
end
end
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