79 lines
2.1 KiB
Ruby
79 lines
2.1 KiB
Ruby
class Measurement < ActiveRecord::Base
|
|
belongs_to :project, required: true
|
|
belongs_to :source, required: false
|
|
|
|
has_many :readouts, inverse_of: :measurement, dependent: :destroy, validate: true
|
|
validates :readouts, presence: true
|
|
accepts_nested_attributes_for :readouts, allow_destroy: true, reject_if: proc { |attrs|
|
|
attrs['quantity_id'].blank? && attrs['value'].blank?
|
|
}
|
|
# Readout quantity_id + unit_id uniqueness validation. Cannot be effectively
|
|
# checked on Readout model level.
|
|
validate do
|
|
quantities = self.readouts.map do |r|
|
|
[r.quantity_id, r.unit_id] unless r.marked_for_destruction?
|
|
end
|
|
if quantities.length != quantities.uniq.length
|
|
errors.add(:readouts, :duplicated_quantity_unit_pair)
|
|
end
|
|
end
|
|
|
|
validates :name, presence: true
|
|
validates :taken_at, presence: true
|
|
|
|
after_initialize do
|
|
if new_record?
|
|
self.hidden = false if self.hidden.nil?
|
|
self.taken_at = Time.now
|
|
end
|
|
end
|
|
|
|
after_save :cleanup_column_view, if: :name_changed?
|
|
|
|
# Destroy ColumnView after last Measurement destruction
|
|
after_destroy do
|
|
unless self.project.measurements.exists?(name: self.name)
|
|
self.column_view.destroy!
|
|
end
|
|
end
|
|
|
|
def column_view
|
|
self.project.column_views
|
|
.find_or_create_by(name: self.name, domain: ColumnView.domains[:measurement])
|
|
end
|
|
|
|
def toggle_hidden!
|
|
self.toggle!(:hidden)
|
|
end
|
|
|
|
def taken_at_date
|
|
self.taken_at.getlocal
|
|
end
|
|
def taken_at_date=(value)
|
|
self.taken_at = Time.parse(value, self.taken_at)
|
|
end
|
|
|
|
def taken_at_time
|
|
self.taken_at.getlocal
|
|
end
|
|
def taken_at_time=(value)
|
|
self.taken_at = Time.parse(value, self.taken_at)
|
|
end
|
|
|
|
private
|
|
|
|
# Copy/rename ColumnView on Measurement rename
|
|
def cleanup_column_view
|
|
old_column_view = self.project.column_views
|
|
.find_by(name: self.name_was, domain: ColumnView.domains[:measurement])
|
|
return unless old_column_view
|
|
|
|
if self.project.measurements.exists?(name: self.name_was)
|
|
self.column_view.quantities.append(old_column_view.quantities)
|
|
self.save!
|
|
else
|
|
old_column_view.update!(name: self.name)
|
|
end
|
|
end
|
|
end
|