Module: Foobara::Entity::Concerns::Queries::ClassMethods

Defined in:
foobara-0.0.130/projects/entity/src/concerns/queries.rb

Instance Method Summary collapse

Instance Method Details

#all ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 8

def all(&)
  current_transaction_table.all(&)
end

#all_exist?(record_ids) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 85

def all_exist?(record_ids)
  # TODO: support splat
  current_transaction_table.all_exist?(record_ids)
end

#count ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 95

def count
  current_transaction_table.count
end

#exists?(record_id) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 90

def exists?(record_id)
  # TODO: support splat
  current_transaction_table.exists?(record_id)
end

#find_all_by_attribute(attribute_name, value) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 23

def find_all_by_attribute(attribute_name, value)
  current_transaction_table.find_all_by_attribute(attribute_name, value)
end

#find_all_by_attribute_any_of(attribute_name, values) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 35

def find_all_by_attribute_any_of(attribute_name, values)
  current_transaction_table.find_all_by_attribute_any_of(attribute_name, values)
end

#find_all_by_attribute_containing_any_of(attribute_name, values) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 31

def find_all_by_attribute_containing_any_of(attribute_name, values)
  current_transaction_table.find_all_by_attribute_containing_any_of(attribute_name, values)
end

#find_by(attributes) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 39

def find_by(attributes)
  current_transaction_table.find_by(attributes)
end

#find_by_attribute(attribute_name, value) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 19

def find_by_attribute(attribute_name, value)
  current_transaction_table.find_by_attribute(attribute_name, value)
end

#find_by_attribute_containing(attribute_name, value) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 27

def find_by_attribute_containing(attribute_name, value)
  current_transaction_table.find_by_attribute_containing(attribute_name, value)
end

#find_many_by(attributes) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 43

def find_many_by(attributes)
  current_transaction_table.find_many_by(attributes)
end

#first ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 12

def first
  # TODO: don't all queries need to do this???
  Foobara::Namespace.use entity_type do
    current_transaction_table.first
  end
end

#load(record) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 47

def load(record)
  if record.is_a?(Foobara::Entity)
    if record.loaded?
      record
    else
      current_transaction_table.load(record)
    end
  else
    current_transaction_table.load(record)
  end
rescue ::Foobara::Persistence::EntityAttributesCrudDriver::Table::CannotFindError
  primary_key = if record.is_a?(Foobara::Entity)
                  record.primary_key
                else
                  record
                end

  raise NotFoundError.for(primary_key, entity_class: self)
end

#load_aggregate(record_or_record_id) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 67

def load_aggregate(record_or_record_id)
  record = if record_or_record_id.is_a?(Entity)
             record_or_record_id
           else
             thunk(record_or_record_id)
           end

  current_transaction.load_aggregate(record)
end

#load_many(*record_ids) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 77

def load_many(*record_ids)
  if record_ids.size == 1 && record_ids.first.is_a?(::Array)
    record_ids = record_ids.first
  end

  current_transaction_table.load_many(record_ids)
end

#that_own(record, filters = []) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 113

def that_own(record, filters = [])
  association_key = association_for([record.class, *filters])

  possible_direct_owner_path = DataPath.new(association_key)

  # We need to find the second-to-last entity in the association path
  attribute_path = []
  owning_entity_class = nil

  begin
    attribute_path.unshift(possible_direct_owner_path.last)
    possible_direct_owner_path = DataPath.new(possible_direct_owner_path.path[0..-2])

    owning_entity_class = if possible_direct_owner_path.empty?
                            self
                          else
                            deep_associations[possible_direct_owner_path.to_s]&.target_class
                          end
  end until owning_entity_class

  if attribute_path.size == 1
    attribute_path = attribute_path.first
  end

  if owning_entity_class == self
    owning_entity_class.find_all_by_attribute(attribute_path, record)
  else
    Enumerator.new do |yielder|
      owners = owning_entity_class.find_all_by_attribute(attribute_path, record)

      owners.each do |owner|
        that_own(owner, filters).each do |r|
          yielder.yield(r)
        end
      end
    end
  end
end

#that_owns(record, filters = []) ⇒ Object 



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# File 'foobara-0.0.130/projects/entity/src/concerns/queries.rb', line 99

def that_owns(record, filters = [])
  containing_records = that_own(record, filters).to_a

  unless containing_records.empty?
    if containing_records.size == 1
      containing_records.first
    else
      # :nocov:
      raise "Expected only one record to own #{record} but found #{containing_records.size}"
      # :nocov:
    end
  end
end