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class LabelsFinder
def initialize(current_user, params = {})
@current_user = current_user
@params = params
end
def execute
items = init_collection
items = with_title(items)
sort(items)
end
private
attr_reader :current_user, :params
def init_collection
label_ids = []
label_ids << Label.where(group_id: projects.where.not(group: nil).select(:namespace_id)).select(:id)
label_ids << Label.where(project_id: projects).select(:id)
union = Gitlab::SQL::Union.new(label_ids)
Label.where("labels.id IN (#{union.to_sql})")
.reorder(title: :asc)
end
def with_title(items)
items = items.where(title: title) if title.present?
items
end
def sort(items)
items.reorder(title: :asc)
end
def project_id
params[:project_id].presence
end
def title
params[:title].presence
end
def projects
return @projects if defined?(@projects)
if project_id
@projects = ProjectsFinder.new.execute(current_user)
.where(id: project_id)
.reorder(nil)
else
@projects = Project.none
end
@projects
end
end
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