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# frozen_string_literal: true
module Ml
class ModelVersion < ApplicationRecord
validates :project, :model, presence: true
validates :version,
format: Gitlab::Regex.semver_regex,
uniqueness: { scope: [:project, :model_id] },
presence: true,
length: { maximum: 255 }
validate :valid_model?, :valid_package?
belongs_to :model, class_name: 'Ml::Model'
belongs_to :project
belongs_to :package, class_name: 'Packages::Package', optional: true
delegate :name, to: :model
scope :order_by_model_id_id_desc, -> { order('model_id, id DESC') }
scope :latest_by_model, -> { order_by_model_id_id_desc.select('DISTINCT ON (model_id) *') }
class << self
def find_or_create!(model, version, package)
create_with(package: package).find_or_create_by!(project: model.project, model: model, version: version)
end
end
private
def valid_model?
return unless model
errors.add(:model, 'model project must be the same') unless model.project_id == project_id
end
def valid_package?
return unless package
errors.add(:package, 'package must be ml_model') unless package.ml_model?
errors.add(:package, 'package name must be the same') unless package.name == name
errors.add(:package, 'package version must be the same') unless package.version == version
errors.add(:package, 'package project must be the same') unless package.project_id == project_id
end
end
end
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