57 lines
1.7 KiB
Ruby
57 lines
1.7 KiB
Ruby
class Measurement < ActiveRecord::Base
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belongs_to :routine, required: true, inverse_of: :measurements,
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class_name: 'MeasurementRoutine'
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belongs_to :source, required: false
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has_one :project, through: :routine
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has_many :readouts, foreign_key: 'registry_id', inverse_of: :measurement,
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dependent: :destroy, validate: true
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DOMAIN = :measurement
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alias_attribute :subitems, :readouts
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scope :subitems, -> { includes(readouts: [:quantity, :unit]) }
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accepts_nested_attributes_for :routine, allow_destroy: true,
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reject_if: proc { |attrs| attrs['name'].blank? }
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after_destroy { self.routine.destroy if self.routine.measurements.empty? }
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validates :readouts, presence: true
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accepts_nested_attributes_for :readouts, allow_destroy: true,
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reject_if: proc { |attrs| attrs['quantity_id'].blank? && attrs['value'].blank? }
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# Readout quantity_id + unit_id uniqueness validation. Cannot be effectively
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# checked on Readout model level.
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validate do
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quantities = self.readouts.reject { |r| r.marked_for_destruction? }
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.map { |r| [r.quantity_id, r.unit_id] }
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if quantities.length != quantities.uniq.length
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errors.add(:readouts, :duplicated_quantity_unit_pair)
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end
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end
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validates :taken_at, presence: true
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alias_attribute :completed_at, :taken_at
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after_initialize do
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if new_record?
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self.taken_at = Time.now
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end
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end
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def taken_at
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self[:taken_at].getlocal if self[:taken_at]
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end
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def taken_at_date
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self.taken_at
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end
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def taken_at_date=(value)
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self.taken_at = Time.parse(value, self.taken_at)
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end
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def taken_at_time
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self.taken_at
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end
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def taken_at_time=(value)
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self.taken_at = Time.parse(value, self.taken_at)
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end
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end
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