foodsoft/app/models/group.rb

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# Groups organize the User.
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# A Member gets the roles from the Group
class Group < ApplicationRecord
include FindEachWithOrder
include MarkAsDeletedWithName
has_many :memberships, dependent: :destroy
has_many :users, -> { where(deleted_at: nil) }, through: :memberships
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validates :name, :presence => true, :length => { :in => 1..25 }
validates_uniqueness_of :name
attr_reader :user_tokens
scope :undeleted, -> { where(deleted_at: nil) }
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# Returns true if the given user if is an member of this group.
def member?(user)
memberships.find_by_user_id(user.id)
end
# Returns all NONmembers and a checks for possible multiple Ordergroup-Memberships
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def non_members
User.natural_order.reject { |u| users.include?(u) }
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end
def user_tokens=(ids)
self.user_ids = ids.split(",")
end
def deleted?
deleted_at.present?
end
def mark_as_deleted
# TODO: Checks for participating in not closed orders
transaction do
memberships.destroy_all
# @todo what should happen to the users?
super
end
end
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end