foodsoft/app/models/task.rb

105 lines
3.1 KiB
Ruby

class Task < ActiveRecord::Base
has_many :assignments, :dependent => :destroy
has_many :users, :through => :assignments
belongs_to :workgroup
scope :non_group, where(workgroup_id: nil, done: false)
scope :done, where(done: true)
scope :undone, where(done: false)
attr_accessor :current_user_id
# form will send user in string. responsibilities will added later
attr_protected :users
validates :name, :presence => true, :length => { :minimum => 3 }
validates :required_users, :presence => true
validates_numericality_of :duration, :required_users, :only_integer => true, :greater_than => 0
validates_length_of :description, maximum: 250
after_save :update_ordergroup_stats
# Find all tasks, for which the current user should be responsible
# but which aren't accepted yet
def self.unaccepted_tasks_for(user)
user.tasks.undone.where(assignments: {accepted: false})
end
# Find all accepted tasks, which aren't done
def self.accepted_tasks_for(user)
user.tasks.undone.where(assignments: {accepted: true})
end
# find all tasks in the next week (or another number of days)
def self.next_assigned_tasks_for(user, number = 7)
user.tasks.undone.where(assignments: {accepted: true}).
where(["tasks.due_date >= ? AND tasks.due_date <= ?", Time.now, number.days.from_now])
end
# count tasks with no responsible person
# tasks for groups the user is not a member are ignored
def self.unassigned_tasks_for(user)
Task.undone.where(assigned: false).includes(:workgroup).all.select do |task|
!task.workgroup or user.member_of?(task.workgroup)
end
end
def is_assigned?(user)
self.assignments.detect {|ass| ass.user_id == user.id }
end
def is_accepted?(user)
self.assignments.detect {|ass| ass.user_id == user.id && ass.accepted }
end
def enough_users_assigned?
assignments.find_all_by_accepted(true).size >= required_users ? true : false
end
# Get users from comma seperated ids
# and makes the users responsible for the task
def user_list=(ids)
list = ids.split(",")
new_users = list - users.collect(&:id)
old_users = users.reject { |user| list.include?(user.id) }
logger.debug "[debug] New users: #{new_users}"
logger.debug "Old users: #{old_users}"
self.class.transaction do
# delete old assignments
if old_users.any?
assignments.where(user_id: old_users.map(&:id)).each(&:destroy)
end
# create new assignments
new_users.each do |id|
user = User.find(id)
if user.blank?
errors.add(:user_list)
else
if id == current_user_id
# current_user will accept, when he puts himself to the list of users
self.assignments.build :user => user, :accepted => true
else
# normal assignement
self.assignments.build :user => user
end
end
end
end
end
def user_list
@user_list ||= users.collect(&:id).join(", ")
end
private
def update_ordergroup_stats
if done
users.each { |u| u.ordergroup.update_stats! if u.ordergroup }
end
end
end