discourse/plugins/chat/app/models/direct_message.rb

60 lines
1.6 KiB
Ruby

# frozen_string_literal: true
class DirectMessage < ActiveRecord::Base
self.table_name = "direct_message_channels"
include Chatable
has_many :direct_message_users, foreign_key: :direct_message_channel_id
has_many :users, through: :direct_message_users
def self.for_user_ids(user_ids)
joins(:users)
.group("direct_message_channels.id")
.having("ARRAY[?] = ARRAY_AGG(users.id ORDER BY users.id)", user_ids.sort)
&.first
end
def user_can_access?(user)
users.include?(user)
end
def chat_channel_title_for_user(chat_channel, acting_user)
users =
(direct_message_users.map(&:user) - [acting_user]).map { |user| user || DeletedChatUser.new }
# direct message to self
if users.empty?
return I18n.t("chat.channel.dm_title.single_user", username: "@#{acting_user.username}")
end
# all users deleted
return chat_channel.id if !users.first
usernames_formatted = users.sort_by(&:username).map { |u| "@#{u.username}" }
if usernames_formatted.size > 5
return(
I18n.t(
"chat.channel.dm_title.multi_user_truncated",
comma_separated_usernames: usernames_formatted[0..4].join(I18n.t("word_connector.comma")),
count: usernames_formatted.length - 5,
)
)
end
I18n.t(
"chat.channel.dm_title.multi_user",
comma_separated_usernames: usernames_formatted.join(I18n.t("word_connector.comma")),
)
end
end
# == Schema Information
#
# Table name: direct_message_channels
#
# id :bigint not null, primary key
# created_at :datetime not null
# updated_at :datetime not null
#