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# frozen_string_literal: true
# This model is not used yet, it will be used for:
# https://gitlab.com/gitlab-org/gitlab-ce/issues/48483
class ResourceLabelEvent < ApplicationRecord
include Importable
include Gitlab::Utils::StrongMemoize
include CacheMarkdownField
cache_markdown_field :reference
belongs_to :user
belongs_to :issue
belongs_to :merge_request
belongs_to :label
scope :created_after, ->(time) { where('created_at > ?', time) }
validates :user, presence: { unless: :importing? }, on: :create
validates :label, presence: { unless: :importing? }, on: :create
validate :exactly_one_issuable
after_save :expire_etag_cache
after_destroy :expire_etag_cache
enum action: {
add: 1,
remove: 2
}
def self.issuable_attrs
%i(issue merge_request).freeze
end
def issuable
issue || merge_request
end
def discussion_id(resource = nil)
strong_memoize(:discussion_id) do
Digest::SHA1.hexdigest(discussion_id_key.join("-"))
end
end
def project
issuable.project
end
def group
issuable.group if issuable.respond_to?(:group)
end
def outdated_markdown?
return true if label_id.nil? && reference.present?
reference.nil? || latest_cached_markdown_version != cached_markdown_version
end
def banzai_render_context(field)
super.merge(pipeline: 'label', only_path: true)
end
def refresh_invalid_reference
# label_id could be nullified on label delete
self.reference = '' if label_id.nil?
# reference is not set for events which were not rendered yet
self.reference ||= label_reference
if changed?
save
elsif invalidated_markdown_cache?
refresh_markdown_cache!
end
end
private
def label_reference
if local_label?
label.to_reference(format: :id)
elsif label.is_a?(GroupLabel)
label.to_reference(label.group, target_project: resource_parent, format: :id)
else
label.to_reference(resource_parent, format: :id)
end
end
def exactly_one_issuable
issuable_count = self.class.issuable_attrs.count { |attr| self["#{attr}_id"] }
return true if issuable_count == 1
# if none of issuable IDs is set, check explicitly if nested issuable
# object is set, this is used during project import
if issuable_count == 0 && importing?
issuable_count = self.class.issuable_attrs.count { |attr| self.public_send(attr) } # rubocop:disable GitlabSecurity/PublicSend
return true if issuable_count == 1
end
errors.add(:base, "Exactly one of #{self.class.issuable_attrs.join(', ')} is required")
end
def expire_etag_cache
issuable.expire_note_etag_cache
end
def local_label?
params = { include_ancestor_groups: true }
if resource_parent.is_a?(Project)
params[:project_id] = resource_parent.id
else
params[:group_id] = resource_parent.id
end
LabelsFinder.new(nil, params).execute(skip_authorization: true).where(id: label.id).any?
end
def resource_parent
issuable.project || issuable.group
end
def discussion_id_key
[self.class.name, created_at, user_id]
end
end
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