Class: ResourceUsage

Inherits:
Object
  • Object
show all
Includes:
Mongoid::Document, Mongoid::Timestamps
Defined in:
app/models/resource_usage.rb

Overview

Resources usage (reservation) collection

Schema information

Collection name: resource : Available resources

_id                  BSON::ObjectId       _id
created_at           Time                 Created at time
updated_at           Time                 Last updated at time
time_from            DateTime             Reservation start time
time_to              DateTime             Reservation end time
description          String               Description of the reservation
resource_id          BSON::ObjectId       Resource id
dc_user_id           BSON::ObjectId       Reservation was created by
active               Boolean              Resource is active

Instance Method Summary collapse

Instance Method Details

#free_time_validations ⇒ Object

Validates if resource is available in specified time window.



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# File 'app/models/resource_usage.rb', line 66

def free_time_validations
  errors.add(:time_from, "should be less then end time!") if time_from >= time_to
  errors.add(:time_from, "is less then current time!") if time_from <= Time.now
  if ResourceUsage.where(resource_id: resource_id).and({"$or" => [ 
       {"$and" => [ {:time_from.lt  => time_from}, {:time_to.gt  => time_from} ] },
       {"$and" => [ {:time_from.lt  => time_to},   {:time_to.gt  => time_to} ] },
       {"$and" => [ {:time_from.gte => time_from}, {:time_to.lte => time_to} ] }
       ] }).exists?
     errors.add(:time_from, "Resource already taken!")
  end                                       
end