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# frozen_string_literal: true
module Decidim
module Messaging
#
# Holds a single message in a conversation. A message has a body, and sender
# and a set of receipts, which correspond to each user that will receive the
# message, namely, the interlocutors of the sender in the conversation.
#
class Message < ApplicationRecord
include Decidim::FriendlyDates
belongs_to :sender,
foreign_key: :decidim_sender_id,
class_name: "Decidim::User"
belongs_to :conversation,
foreign_key: :decidim_conversation_id,
touch: true,
class_name: "Decidim::Messaging::Conversation"
has_many :receipts,
dependent: :destroy,
foreign_key: :decidim_message_id,
inverse_of: :message
validates :sender, :body, presence: true
validates :body, length: { maximum: 1_000 }
default_scope { order(created_at: :asc) }
validate :sender_is_participant
#
# Associates receipts for this message for each of the given users,
# including also a receipt for the remitent (sender) of the message.
# Receipts are unread by default, except for the sender's receipt.
#
# @param recipients [Array<Decidim::User>]
#
def envelope_for(recipients)
receipts.build(recipient: sender, read_at: Time.current)
recipients.each { |recipient| receipts.build(recipient: recipient) }
end
private
def sender_is_participant
errors.add(:sender, :invalid) unless conversation.participants.include?(sender)
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems