Chatwoot/app/controllers/api/v1/accounts/conversations/messages_controller.rb

class Api::V1::Accounts::Conversations::MessagesController < Api::V1::Accounts::Conversations::BaseController
  def index
    @messages = message_finder.perform
  end

  def create
    user = Current.user || @resource
    mb = Messages::MessageBuilder.new(user, @conversation, params)
    @message = mb.perform
  rescue StandardError => e
    render_could_not_create_error(e.message)
  end

  def destroy
    ActiveRecord::Base.transaction do
      message.update!(content: I18n.t('conversations.messages.deleted'), deleted: true)
      message.attachments.destroy_all
    end
  end

  private

  def message
    @message ||= @conversation.messages.find(permitted_params[:id])
  end

  def message_finder
    @message_finder ||= MessageFinder.new(@conversation, params)
  end

  def permitted_params
    params.permit(:id)
  end
end