class DiffNote < Note include NoteOnDiff serialize :original_position, Gitlab::Diff::Position serialize :position, Gitlab::Diff::Position validates :original_position, presence: true validates :position, presence: true validates :diff_line, presence: true validates :line_code, presence: true, line_code: true validates :noteable_type, inclusion: { in: ['Commit', 'MergeRequest'] } validate :positions_complete validate :verify_supported before_validation :set_original_position, :update_position, on: :create before_validation :set_line_code after_save :keep_around_commits class << self def build_discussion_id(noteable_type, noteable_id, position) [super(noteable_type, noteable_id), *position.key].join("-") end end def new_diff_note? true end def diff_attributes { position: position.to_json } end def discussion_id @discussion_id ||= self.class.build_discussion_id(noteable_type, noteable_id || commit_id, position) end def original_discussion_id @original_discussion_id ||= self.class.build_discussion_id(noteable_type, noteable_id || commit_id, original_position) end def position=(new_position) if new_position.is_a?(String) new_position = JSON.parse(new_position) rescue nil end if new_position.is_a?(Hash) new_position = new_position.with_indifferent_access new_position = Gitlab::Diff::Position.new(new_position) end super(new_position) end def diff_file @diff_file ||= self.original_position.diff_file(self.project.repository) end def diff_line @diff_line ||= diff_file.line_for_position(self.original_position) if diff_file end def for_line?(line) diff_file.position(line) == self.original_position end def active?(diff_refs = nil) return false unless supported? return true if for_commit? diff_refs ||= noteable_diff_refs self.position.diff_refs == diff_refs end private def supported? !self.for_merge_request? || self.noteable.support_new_diff_notes? end def noteable_diff_refs if noteable.respond_to?(:diff_sha_refs) noteable.diff_sha_refs else noteable.diff_refs end end def set_original_position self.original_position = self.position.dup end def set_line_code self.line_code = self.position.line_code(self.project.repository) end def update_position return unless supported? return if for_commit? return if active? Notes::DiffPositionUpdateService.new( self.project, nil, old_diff_refs: self.position.diff_refs, new_diff_refs: noteable_diff_refs, paths: self.position.paths ).execute(self) end def verify_supported return if supported? errors.add(:noteable, "doesn't support new-style diff notes") end def positions_complete return if self.original_position.complete? && self.position.complete? errors.add(:position, "is invalid") end def keep_around_commits project.repository.keep_around(self.original_position.base_sha) project.repository.keep_around(self.original_position.start_sha) project.repository.keep_around(self.original_position.head_sha) if self.position != self.original_position project.repository.keep_around(self.position.base_sha) project.repository.keep_around(self.position.start_sha) project.repository.keep_around(self.position.head_sha) end end end