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# frozen_string_literal: true
# == Schema Information
#
# Table name: announcements
#
# id :bigint(8) not null, primary key
# text :text default(""), not null
# published :boolean default(FALSE), not null
# all_day :boolean default(FALSE), not null
# scheduled_at :datetime
# starts_at :datetime
# ends_at :datetime
# created_at :datetime not null
# updated_at :datetime not null
# published_at :datetime
# status_ids :bigint is an Array
#
class Announcement < ApplicationRecord
scope :unpublished, -> { where(published: false) }
scope :published, -> { where(published: true) }
scope :without_muted, ->(account) { joins("LEFT OUTER JOIN announcement_mutes ON announcement_mutes.announcement_id = announcements.id AND announcement_mutes.account_id = #{account.id}").where('announcement_mutes.id IS NULL') }
scope :chronological, -> { order(Arel.sql('COALESCE(announcements.starts_at, announcements.scheduled_at, announcements.published_at, announcements.created_at) ASC')) }
has_many :announcement_mutes, dependent: :destroy
has_many :announcement_reactions, dependent: :destroy
validates :text, presence: true
validates :starts_at, presence: true, if: -> { ends_at.present? }
validates :ends_at, presence: true, if: -> { starts_at.present? }
before_validation :set_all_day
before_validation :set_published, on: :create
def publish!
update!(published: true, published_at: Time.now.utc, scheduled_at: nil)
end
def unpublish!
update!(published: false, scheduled_at: nil)
end
def time_range?
starts_at.present? && ends_at.present?
end
def mentions
@mentions ||= Account.from_text(text)
end
def statuses
@statuses ||= begin
if status_ids.nil?
[]
else
Status.where(id: status_ids, visibility: [:public, :unlisted])
end
end
end
def tags
@tags ||= Tag.find_or_create_by_names(Extractor.extract_hashtags(text))
end
def emojis
@emojis ||= CustomEmoji.from_text(text)
end
def reactions(account = nil)
records = begin
scope = announcement_reactions.group(:announcement_id, :name, :custom_emoji_id).order(Arel.sql('MIN(created_at) ASC'))
if account.nil?
scope.select('name, custom_emoji_id, count(*) as count, false as me')
else
scope.select("name, custom_emoji_id, count(*) as count, exists(select 1 from announcement_reactions r where r.account_id = #{account.id} and r.announcement_id = announcement_reactions.announcement_id and r.name = announcement_reactions.name) as me")
end
end
ActiveRecord::Associations::Preloader.new.preload(records, :custom_emoji)
records
end
private
def set_all_day
self.all_day = false if starts_at.blank? || ends_at.blank?
end
def set_published
return unless scheduled_at.blank? || scheduled_at.past?
self.published = true
self.published_at = Time.now.utc
end
end
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