class Shoulda::Matchers::ActiveRecord::AssociationMatchers::CounterCacheMatcher

def correct_value?
  expected = normalize_value
  if expected.is_a?(Hash)
    option_verifier.correct_for_hash?(
      :counter_cache,
      expected,
    )
  else
    option_verifier.correct_for_string?(
      :counter_cache,
      expected,
    )
  end
end

def description
  "counter_cache => #{counter_cache}"
end

def initialize(counter_cache, name)
  @counter_cache = counter_cache
  @name = name
  @missing_option = ''
end

def matches?(subject)
  self.subject = ModelReflector.new(subject, name)
  if correct_value?
    true
  else
    self.missing_option = "#{name} should have #{description}"
    false
  end
end

def normalize_value
  if Rails::VERSION::STRING >= '7.2'
    case counter_cache
    when true
      { active: true, column: nil }
    when String, Symbol
      { active: true, column: counter_cache.to_s }
    when Hash
      { active: true, column: nil }.merge!(counter_cache)
    else
      raise ArgumentError, 'Invalid counter_cache option'
    end
  else
    counter_cache
  end
end

def option_verifier
  @_option_verifier ||= OptionVerifier.new(subject)
end