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# frozen_string_literal: true
module Boards
module Issues
class ListService < Boards::BaseService
include Gitlab::Utils::StrongMemoize
def execute
fetch_issues.order_by_position_and_priority
end
# rubocop: disable CodeReuse/ActiveRecord
def metadata
keys = metadata_fields.keys
columns = metadata_fields.values_at(*keys).join(', ')
results = Issue.where(id: fetch_issues.select('issues.id')).pluck(columns)
Hash[keys.zip(results.flatten)]
end
# rubocop: enable CodeReuse/ActiveRecord
private
def metadata_fields
{ size: 'COUNT(*)' }
end
# We memoize the query here since the finder methods we use are quite complex. This does not memoize the result of the query.
# rubocop: disable CodeReuse/ActiveRecord
def fetch_issues
strong_memoize(:fetch_issues) do
issues = IssuesFinder.new(current_user, filter_params).execute
filter(issues).reorder(nil)
end
end
# rubocop: enable CodeReuse/ActiveRecord
def filter(issues)
issues = without_board_labels(issues) unless list&.movable? || list&.closed?
issues = with_list_label(issues) if list&.label?
issues
end
def board
@board ||= parent.boards.find(params[:board_id])
end
def list
return @list if defined?(@list)
@list = board.lists.find(params[:id]) if params.key?(:id)
end
def filter_params
set_parent
set_state
set_scope
params
end
def set_parent
if parent.is_a?(Group)
params[:group_id] = parent.id
else
params[:project_id] = parent.id
end
end
def set_state
params[:state] = list && list.closed? ? 'closed' : 'opened'
end
def set_scope
params[:include_subgroups] = board.group_board?
end
# rubocop: disable CodeReuse/ActiveRecord
def board_label_ids
@board_label_ids ||= board.lists.movable.pluck(:label_id)
end
# rubocop: enable CodeReuse/ActiveRecord
# rubocop: disable CodeReuse/ActiveRecord
def without_board_labels(issues)
return issues unless board_label_ids.any?
issues.where.not('EXISTS (?)', issues_label_links.limit(1))
end
# rubocop: enable CodeReuse/ActiveRecord
# rubocop: disable CodeReuse/ActiveRecord
def issues_label_links
LabelLink.where("label_links.target_type = 'Issue' AND label_links.target_id = issues.id").where(label_id: board_label_ids)
end
# rubocop: enable CodeReuse/ActiveRecord
# rubocop: disable CodeReuse/ActiveRecord
def with_list_label(issues)
issues.where('EXISTS (?)', LabelLink.where("label_links.target_type = 'Issue' AND label_links.target_id = issues.id")
.where("label_links.label_id = ?", list.label_id).limit(1))
end
# rubocop: enable CodeReuse/ActiveRecord
end
end
end
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