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class LabelsFinder < UnionFinder
def initialize(current_user, params = {})
@current_user = current_user
@params = params
end
def execute(skip_authorization: false)
@skip_authorization = skip_authorization
items = find_union(label_ids, Label)
items = with_title(items)
sort(items)
end
private
attr_reader :current_user, :params, :skip_authorization
def label_ids
label_ids = []
if project
label_ids << project.group.labels if project.group.present?
label_ids << project.labels
else
label_ids << Label.where(group_id: projects.group_ids)
label_ids << Label.where(project_id: projects.select(:id))
end
label_ids
end
def sort(items)
items.reorder(title: :asc)
end
def with_title(items)
return items if title.nil?
return items.none if title.blank?
items.where(title: title)
end
def group_id
params[:group_id].presence
end
def project_id
params[:project_id].presence
end
def projects_ids
params[:project_ids]
end
def title
params[:title] || params[:name]
end
def project
return @project if defined?(@project)
if project_id
@project = find_project
else
@project = nil
end
@project
end
def find_project
if skip_authorization
Project.find_by(id: project_id)
else
available_projects.find_by(id: project_id)
end
end
def projects
return @projects if defined?(@projects)
@projects = skip_authorization ? Project.all : available_projects
@projects = @projects.in_namespace(group_id) if group_id
@projects = @projects.where(id: projects_ids) if projects_ids
@projects = @projects.reorder(nil)
@projects
end
def available_projects
@available_projects ||= ProjectsFinder.new.execute(current_user)
end
end