56 lines
1.7 KiB
Ruby
56 lines
1.7 KiB
Ruby
class ChatChannel < ApplicationRecord
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attr_accessor :current_user
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has_many :messages
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has_many :chat_channel_memberships
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has_many :users, through: :chat_channel_memberships
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validates :channel_type, presence: true, inclusion: { in: %w(open invite_only direct) }
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validates :slug, uniqueness: true, presence: true
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def clear_channel
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messages.each(&:destroy!)
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Pusher.trigger(id, "channel-cleared", { chat_channel_id: id }.to_json)
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true
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rescue Pusher::Error => e
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logger.info "PUSHER ERROR: #{e.message}"
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end
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def has_member?(user)
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users.include?(user)
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end
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def last_opened_at(user = nil)
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user ||= current_user
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chat_channel_memberships.where(user_id: user.id).pluck(:last_opened_at).first
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end
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def self.create_with_users(users, channel_type = "direct", contrived_name = "New Channel")
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raise "Invalid direct channel" if users.size != 2 && channel_type == "direct"
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if channel_type == "direct"
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usernames = users.map(&:username).sort
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contrived_name = "Direct chat between " + usernames.join(" and ")
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slug = usernames.join("/")
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else
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slug = contrived_name.to_s.downcase.tr(" ", "-").gsub(/[^\w-]/, "").tr("_", "") + "-" + rand(100000).to_s(26)
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end
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channel = create(channel_type: channel_type, channel_name: contrived_name, slug: slug)
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channel.add_users(users)
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channel
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end
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def add_users(users)
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Array(users).each do |user|
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ChatChannelMembership.create!(user_id: user.id, chat_channel_id: id)
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end
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end
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def adjusted_slug(user = nil)
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user ||= current_user
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if channel_type == "direct"
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"@"+slug.gsub("/#{user.username}","").gsub("#{user.username}/","")
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else
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slug
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end
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end
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end
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