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