Module: Familia::Features::Relationships::Indexing::InstanceMethods

Defined in:
lib/familia/features/relationships/indexing.rb

Overview

Instance methods for indexed objects

Instance Method Summary collapse

Instance Method Details

#indexed_in?(context_instance, index_name) ⇒ Boolean

Check if this object is indexed in a specific context

Returns:

  • (Boolean) 


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# File 'lib/familia/features/relationships/indexing.rb', line 346

def indexed_in?(context_instance, index_name)
  return false unless self.class.respond_to?(:indexing_relationships)

  config = self.class.indexing_relationships.find { |rel| rel[:index_name] == index_name }
  return false unless config

  field = config[:field]
  field_value = send(field)
  return false unless field_value

  if config[:context_class_name] == 'global'
    index_key = "global:#{index_name}"
  else
    context_class_name = config[:context_class_name]
    index_key = "#{context_class_name.downcase}:#{context_instance.identifier}:#{index_name}"
  end

  dbclient.hexists(index_key, field_value.to_s)
end

#indexing_memberships ⇒ Array<Hash>

Get all indexes this object appears in

Returns:

  • (Array<Hash>) —

    Array of index information



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# File 'lib/familia/features/relationships/indexing.rb', line 298

def indexing_memberships
  return [] unless self.class.respond_to?(:indexing_relationships)

  memberships = []

  self.class.indexing_relationships.each do |config|
    field = config[:field]
    context_class_name = config[:context_class_name]
    index_name = config[:index_name]
    field_value = send(field)

    next unless field_value

    if context_class_name == 'global'
      index_key = "global:#{index_name}"
      if dbclient.hexists(index_key, field_value.to_s)
        memberships << {
          context_class: 'global',
          index_name: index_name,
          field: field,
          field_value: field_value,
          index_key: index_key
        }
      end
    else
      # Scan for all context instances that have this object indexed
      pattern = "#{context_class_name.downcase}:*:#{index_name}"

      dbclient.scan_each(match: pattern) do |key|
        if dbclient.hexists(key, field_value.to_s)
          context_id = key.split(':')[1]
          memberships << {
            context_class: context_class_name,
            context_id: context_id,
            index_name: index_name,
            field: field,
            field_value: field_value,
            index_key: key
          }
        end
      end
    end
  end

  memberships
end

#remove_from_all_indexes ⇒ Object

Remove from all indexes (used during destroy)



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# File 'lib/familia/features/relationships/indexing.rb', line 270

def remove_from_all_indexes
  return unless self.class.respond_to?(:indexing_relationships)

  self.class.indexing_relationships.each do |config|
    field = config[:field]
    context_class_name = config[:context_class_name]
    index_name = config[:index_name]

    if context_class_name == 'global'
      send("remove_from_global_#{index_name}")
    else
      # For non-global indexes, we'd need to find all context instances
      # that have this object indexed. This is expensive but necessary for cleanup.
      pattern = "#{context_class_name.downcase}:*:#{index_name}"
      field_value = send(field)

      next unless field_value

      dbclient.scan_each(match: pattern) do |key|
        dbclient.hdel(key, field_value.to_s)
      end
    end
  end
end

#update_all_indexes(old_values = {}) ⇒ Object

Update all indexes that this object participates in



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# File 'lib/familia/features/relationships/indexing.rb', line 249

def update_all_indexes(old_values = {})
  return unless self.class.respond_to?(:indexing_relationships)

  self.class.indexing_relationships.each do |config|
    field = config[:field]
    context_class_name = config[:context_class_name]
    index_name = config[:index_name]

    old_field_value = old_values[field]

    if context_class_name == 'global'
      send("update_in_global_#{index_name}", old_field_value)
    else
      # For non-global indexes, we'd need to know which context instances
      # this object should be indexed in. This is a simplified approach.
      # In practice, you'd need to track relationships or pass context.
    end
  end
end