discourse/app/models/user_associated_group.rb

47 lines
1.4 KiB
Ruby

# frozen_string_literal: true
class UserAssociatedGroup < ActiveRecord::Base
belongs_to :user
belongs_to :associated_group
after_commit :add_to_associated_groups, on: [:create, :update]
before_destroy :remove_from_associated_groups
def add_to_associated_groups
associated_group.groups.each do |group|
group.add_automatically(user, subject: associated_group.label)
end
end
def remove_from_associated_groups
Group.where("NOT EXISTS(
SELECT 1
FROM user_associated_groups uag
JOIN group_associated_groups gag
ON gag.associated_group_id = uag.associated_group_id
WHERE uag.user_id = :user_id
AND uag.id != :uag_id
AND gag.group_id = groups.id
)", uag_id: id, user_id: user_id).each do |group|
group.remove_automatically(user, subject: associated_group.label)
end
end
end
# == Schema Information
#
# Table name: user_associated_groups
#
# id :bigint not null, primary key
# user_id :bigint not null
# associated_group_id :bigint not null
# created_at :datetime not null
# updated_at :datetime not null
#
# Indexes
#
# index_user_associated_groups (user_id,associated_group_id) UNIQUE
# index_user_associated_groups_on_associated_group_id (associated_group_id)
# index_user_associated_groups_on_user_id (user_id)
#