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|
# frozen_string_literal: true
module EE
module Epic
extend ActiveSupport::Concern
prepended do
include AtomicInternalId
include IidRoutes
include ::Issuable
include ::Noteable
include Referable
include Awardable
include LabelEventable
include RelativePositioning
include UsageStatistics
enum state_id: {
opened: ::Epic.available_states[:opened],
closed: ::Epic.available_states[:closed]
}
alias_attribute :state, :state_id
belongs_to :closed_by, class_name: 'User'
def reopen
return if opened?
update(state: :opened, closed_at: nil, closed_by: nil)
end
def close
return if closed?
update(state: :closed, closed_at: Time.zone.now)
end
belongs_to :assignee, class_name: "User"
belongs_to :group
belongs_to :start_date_sourcing_milestone, class_name: 'Milestone'
belongs_to :due_date_sourcing_milestone, class_name: 'Milestone'
belongs_to :parent, class_name: "Epic"
has_many :children, class_name: "Epic", foreign_key: :parent_id
has_many :events, as: :target, dependent: :delete_all # rubocop:disable Cop/ActiveRecordDependent
has_internal_id :iid, scope: :group, init: ->(s) { s&.group&.epics&.maximum(:iid) }
has_many :epic_issues
has_many :issues, through: :epic_issues
validates :group, presence: true
validate :validate_parent, on: :create
alias_attribute :parent_ids, :parent_id
alias_method :issuing_parent, :group
scope :in_parents, -> (parent_ids) { where(parent_id: parent_ids) }
scope :inc_group, -> { includes(:group) }
scope :order_start_or_end_date_asc, -> do
reorder("COALESCE(start_date, end_date) ASC NULLS FIRST")
end
scope :order_start_date_asc, -> do
reorder(::Gitlab::Database.nulls_last_order('start_date'), 'id DESC')
end
scope :order_end_date_asc, -> do
reorder(::Gitlab::Database.nulls_last_order('end_date'), 'id DESC')
end
scope :order_end_date_desc, -> do
reorder(::Gitlab::Database.nulls_last_order('end_date', 'DESC'), 'id DESC')
end
scope :order_start_date_desc, -> do
reorder(::Gitlab::Database.nulls_last_order('start_date', 'DESC'), 'id DESC')
end
scope :order_relative_position, -> do
reorder('relative_position ASC', 'id DESC')
end
scope :with_api_entity_associations, -> { preload(:author, :labels, group: :route) }
MAX_HIERARCHY_DEPTH = 5
def etag_caching_enabled?
true
end
end
class_methods do
# We support internal references (&epic_id) and cross-references (group.full_path&epic_id)
#
# Escaped versions with `&` will be extracted too
#
# The parent of epic is group instead of project and therefore we have to define new patterns
def reference_pattern
@reference_pattern ||= begin
combined_prefix = Regexp.union(Regexp.escape(reference_prefix), Regexp.escape(reference_prefix_escaped))
group_regexp = %r{
(?<!\w)
(?<group>#{::Gitlab::PathRegex::FULL_NAMESPACE_FORMAT_REGEX})
}x
%r{
(#{group_regexp})?
(?:#{combined_prefix})(?<epic>\d+)
}x
end
end
def reference_valid?(reference)
reference.to_i > 0 && reference.to_i <= ::Gitlab::Database::MAX_INT_VALUE
end
def link_reference_pattern
%r{
(?<url>
#{Regexp.escape(::Gitlab.config.gitlab.url)}
\/groups\/(?<group>#{::Gitlab::PathRegex::FULL_NAMESPACE_FORMAT_REGEX})
\/-\/epics
\/(?<epic>\d+)
(?<path>
(\/[a-z0-9_=-]+)*
)?
(?<query>
\?[a-z0-9_=-]+
(&[a-z0-9_=-]+)*
)?
(?<anchor>\#[a-z0-9_-]+)?
)
}x
end
def order_by(method)
case method.to_s
when 'start_or_end_date' then order_start_or_end_date_asc
when 'start_date_asc' then order_start_date_asc
when 'start_date_desc' then order_start_date_desc
when 'end_date_asc' then order_end_date_asc
when 'end_date_desc' then order_end_date_desc
when 'relative_position' then order_relative_position
else
super
end
end
def parent_class
::Group
end
def relative_positioning_query_base(epic)
in_parents(epic.parent_ids)
end
def relative_positioning_parent_column
:parent_id
end
# Return the deepest relation level for an epic.
# Example 1:
# epic1 - parent: nil
# epic2 - parent: epic1
# epic3 - parent: epic 2
# Returns: 3
# ------------
# Example 2:
# epic1 - parent: nil
# epic2 - parent: epic1
# Returns: 2
def deepest_relationship_level
::Gitlab::ObjectHierarchy.new(self.where(parent_id: nil)).max_descendants_depth
end
def update_start_and_due_dates(epics)
self.where(id: epics).update_all(
[
%{
start_date = CASE WHEN start_date_is_fixed = true THEN start_date_fixed ELSE (?) END,
start_date_sourcing_milestone_id = (?),
end_date = CASE WHEN due_date_is_fixed = true THEN due_date_fixed ELSE (?) END,
due_date_sourcing_milestone_id = (?)
},
start_date_milestone_query.select(:start_date),
start_date_milestone_query.select(:id),
due_date_milestone_query.select(:due_date),
due_date_milestone_query.select(:id)
]
)
end
def related_issues(ids:, preload: nil)
::Issue.select('issues.*, epic_issues.id as epic_issue_id, epic_issues.relative_position, epic_issues.epic_id as epic_id')
.joins(:epic_issue)
.preload(preload)
.where("epic_issues.epic_id": ids)
.order('epic_issues.relative_position, epic_issues.id')
end
private
def start_date_milestone_query
source_milestones_query
.where.not(start_date: nil)
.order(:start_date, :id)
.limit(1)
end
def due_date_milestone_query
source_milestones_query
.where.not(due_date: nil)
.order(due_date: :desc, id: :desc)
.limit(1)
end
def source_milestones_query
::Milestone
.joins(issues: :epic_issue)
.where('epic_issues.epic_id = epics.id')
end
end
def resource_parent
group
end
def assignees
Array(assignee)
end
def project
nil
end
def supports_weight?
false
end
def upcoming?
start_date&.future?
end
def expired?
end_date&.past?
end
def elapsed_days
return 0 if start_date.nil? || start_date.future?
(Date.today - start_date).to_i
end
# Needed to use EntityDateHelper#remaining_days_in_words
alias_attribute(:due_date, :end_date)
def update_start_and_due_dates
self.class.update_start_and_due_dates([self])
end
def start_date_from_milestones
start_date_is_fixed? ? start_date_sourcing_milestone&.start_date : start_date
end
def due_date_from_milestones
due_date_is_fixed? ? due_date_sourcing_milestone&.due_date : due_date
end
def to_reference(from = nil, full: false)
reference = "#{self.class.reference_prefix}#{iid}"
return reference unless (cross_reference?(from) && !group.projects.include?(from)) || full
"#{group.full_path}#{reference}"
end
def cross_reference?(from)
from && from != group
end
def ancestors
return self.class.none unless parent_id
hierarchy.ancestors(hierarchy_order: :asc)
end
def max_hierarchy_depth_achieved?
base_and_ancestors.count >= MAX_HIERARCHY_DEPTH
end
def descendants
hierarchy.descendants
end
def has_ancestor?(epic)
ancestors.exists?(epic.id)
end
def has_children?
children.any?
end
def has_issues?
issues.any?
end
def child?(id)
children.where(id: id).exists?
end
def hierarchy
::Gitlab::ObjectHierarchy.new(self.class.where(id: id))
end
# we don't support project epics for epics yet, planned in the future #4019
def update_project_counter_caches
end
# we call this when creating a new epic (Epics::CreateService) or linking an existing one (EpicLinks::CreateService)
# when called from EpicLinks::CreateService we pass
# parent_epic - because we don't have parent attribute set on epic
# parent_group_descendants - we have preloaded them in the service and we want to prevent performance problems
# when linking a lot of issues
def valid_parent?(parent_epic: nil, parent_group_descendants: nil)
parent_epic ||= parent
return true unless parent_epic
parent_group_descendants ||= parent_epic.group.self_and_descendants
return false if self == parent_epic
return false if level_depth_exceeded?(parent_epic)
return false if parent_epic.has_ancestor?(self)
return false if parent_epic.children.to_a.include?(self)
parent_group_descendants.include?(group)
end
def issues_readable_by(current_user, preload: nil)
related_issues = self.class.related_issues(ids: id, preload: preload)
Ability.issues_readable_by_user(related_issues, current_user)
end
def mentionable_params
{ group: group, label_url_method: :group_epics_url }
end
def discussions_rendered_on_frontend?
true
end
def banzai_render_context(field)
super.merge(label_url_method: :group_epics_url)
end
def validate_parent
return true if valid_parent?
errors.add :parent, 'The parent is not valid'
end
private :validate_parent
def level_depth_exceeded?(parent_epic)
hierarchy.max_descendants_depth.to_i + parent_epic.ancestors.count >= MAX_HIERARCHY_DEPTH
end
private :level_depth_exceeded?
def base_and_ancestors
return self.class.none unless parent_id
hierarchy.base_and_ancestors(hierarchy_order: :asc)
end
private :base_and_ancestors
end
end
|