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# frozen_string_literal: true
# EventCreateService class
#
# Used for creating events feed on dashboard after certain user action
#
# Ex.
# EventCreateService.new.new_issue(issue, current_user)
#
class EventCreateService
IllegalActionError = Class.new(StandardError)
def open_issue(issue, current_user)
create_record_event(issue, current_user, :created)
end
def close_issue(issue, current_user)
create_record_event(issue, current_user, :closed)
end
def reopen_issue(issue, current_user)
create_record_event(issue, current_user, :reopened)
end
def open_mr(merge_request, current_user)
create_record_event(merge_request, current_user, :created)
end
def close_mr(merge_request, current_user)
create_record_event(merge_request, current_user, :closed)
end
def reopen_mr(merge_request, current_user)
create_record_event(merge_request, current_user, :reopened)
end
def merge_mr(merge_request, current_user)
create_record_event(merge_request, current_user, :merged)
end
def open_milestone(milestone, current_user)
create_record_event(milestone, current_user, :created)
end
def close_milestone(milestone, current_user)
create_record_event(milestone, current_user, :closed)
end
def reopen_milestone(milestone, current_user)
create_record_event(milestone, current_user, :reopened)
end
def destroy_milestone(milestone, current_user)
create_record_event(milestone, current_user, :destroyed)
end
def leave_note(note, current_user)
create_record_event(note, current_user, :commented)
end
def join_project(project, current_user)
create_event(project, current_user, :joined)
end
def leave_project(project, current_user)
create_event(project, current_user, :left)
end
def expired_leave_project(project, current_user)
create_event(project, current_user, :expired)
end
def create_project(project, current_user)
create_event(project, current_user, :created)
end
def push(project, current_user, push_data)
create_push_event(PushEventPayloadService, project, current_user, push_data)
end
def bulk_push(project, current_user, push_data)
create_push_event(BulkPushEventPayloadService, project, current_user, push_data)
end
def save_designs(current_user, create: [], update: [])
return [] unless Feature.enabled?(:design_activity_events)
records = create.zip([:created].cycle) + update.zip([:updated].cycle)
return [] if records.empty?
create_record_events(records, current_user)
end
def destroy_designs(designs, current_user)
return [] unless Feature.enabled?(:design_activity_events)
return [] unless designs.present?
create_record_events(designs.zip([:destroyed].cycle), current_user)
end
# Create a new wiki page event
#
# @param [WikiPage::Meta] wiki_page_meta The event target
# @param [User] author The event author
# @param [Symbol] action One of the Event::WIKI_ACTIONS
#
# @return a tuple of event and either :found or :created
def wiki_event(wiki_page_meta, author, action)
raise IllegalActionError, action unless Event::WIKI_ACTIONS.include?(action)
if duplicate = existing_wiki_event(wiki_page_meta, action)
return duplicate
end
event = create_record_event(wiki_page_meta, author, action)
# Ensure that the event is linked in time to the metadata, for non-deletes
unless event.destroyed_action?
time_stamp = wiki_page_meta.updated_at
event.update_columns(updated_at: time_stamp, created_at: time_stamp)
end
event
end
def approve_mr(merge_request, current_user)
create_record_event(merge_request, current_user, :approved)
end
private
def existing_wiki_event(wiki_page_meta, action)
if Event.actions.fetch(action) == Event.actions[:destroyed]
most_recent = Event.for_wiki_meta(wiki_page_meta).recent.first
return most_recent if most_recent.present? && Event.actions[most_recent.action] == Event.actions[action]
else
Event.for_wiki_meta(wiki_page_meta).created_at(wiki_page_meta.updated_at).first
end
end
def create_record_event(record, current_user, status)
create_event(record.resource_parent, current_user, status,
target_id: record.id, target_type: record.class.name)
end
# If creating several events, this method will insert them all in a single
# statement
#
# @param [[Eventable, Symbol]] a list of pairs of records and a valid status
# @param [User] the author of the event
def create_record_events(pairs, current_user)
base_attrs = {
created_at: Time.now.utc,
updated_at: Time.now.utc,
author_id: current_user.id
}
attribute_sets = pairs.map do |record, status|
action = Event.actions[status]
raise IllegalActionError, "#{status} is not a valid status" if action.nil?
parent_attrs(record.resource_parent)
.merge(base_attrs)
.merge(action: action, target_id: record.id, target_type: record.class.name)
end
Event.insert_all(attribute_sets, returning: %w[id])
end
def create_push_event(service_class, project, current_user, push_data)
# We're using an explicit transaction here so that any errors that may occur
# when creating push payload data will result in the event creation being
# rolled back as well.
event = Event.transaction do
new_event = create_event(project, current_user, :pushed)
service_class.new(new_event, push_data).execute
new_event
end
Users::LastPushEventService.new(current_user)
.cache_last_push_event(event)
Users::ActivityService.new(current_user).execute
end
def create_event(resource_parent, current_user, status, attributes = {})
attributes.reverse_merge!(
action: status,
author_id: current_user.id
)
attributes.merge!(parent_attrs(resource_parent))
Event.create!(attributes)
end
def parent_attrs(resource_parent)
resource_parent_attr = case resource_parent
when Project
:project_id
when Group
:group_id
end
return {} unless resource_parent_attr
{ resource_parent_attr => resource_parent.id }
end
end
EventCreateService.prepend_if_ee('EE::EventCreateService')
|