app/models/concerns/shardable.rb


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# frozen_string_literal: true

module Shardable
  extend ActiveSupport::Concern

  included do
    belongs_to :shard

    scope :for_repository_storage, -> (repository_storage) { joins(:shard).where(shards: { name: repository_storage }) }
    scope :excluding_repository_storage, -> (repository_storage) { joins(:shard).where.not(shards: { name: repository_storage }) }

    validates :shard, presence: true
  end

  def shard_name
    shard&.name
  end

  def shard_name=(name)
    self.shard = Shard.by_name(name)
  end
end