class RailsAiAdmin::Presentation::IndexSettings

# File lib/rails_ai_admin/presentation/index_settings.rb, line 17
def initialize(columns: nil, default_sort: nil, default_direction: "asc", page_size: 25, count: :none)
  unless columns.nil? || columns.is_a?(Array) && columns.size.between?(1, MAX_COLUMNS) && columns.all? { |name| name.is_a?(Symbol) } && columns.uniq.size == columns.size
    raise ConfigurationError, "Index columns must be 1 to #{MAX_COLUMNS} distinct field-name symbols"
  end
  raise ConfigurationError, "Index default sort must be a field-name symbol" unless default_sort.nil? || default_sort.is_a?(Symbol)
  raise ConfigurationError, "Index default direction must be asc or desc" unless %w[asc desc].include?(default_direction)
  raise ConfigurationError, "Index page size must be an integer from 1 to #{MAX_PAGE_SIZE}" unless page_size.is_a?(Integer) && page_size.between?(1, MAX_PAGE_SIZE)
  raise ConfigurationError, "Index count must be :none or :exact" unless COUNT_STRATEGIES.include?(count)
  super(columns: columns&.dup&.freeze, default_sort: default_sort, default_direction: String.new(default_direction).freeze, page_size: page_size, count: count)
end

# File lib/rails_ai_admin/presentation/index_settings.rb, line 45
def order(fields)
  return fields unless columns
  by_name = fields.index_by(&:name)
  columns.filter_map { |name| by_name[name] }
end

# File lib/rails_ai_admin/presentation/index_settings.rb, line 29
def validate!(fields)
  by_name = fields.index_by(&:name)
  Array(columns).each do |name|
    field = by_name[name]
    unless field && !field.hidden? && field.options[:index]
      raise ConfigurationError, "Index column #{name} must be a declared field visible on index"
    end
  end
  if default_sort
    field = by_name[default_sort]
    raise ConfigurationError, "Index default sort #{default_sort} must be a declared sortable field" unless field && !field.hidden? && !field.virtual? && field.options[:sortable]
  end
  self
end