Class: Chewy::Query::Nodes::HasRelation

Inherits:
Expr show all
Includes:
Compose
Defined in:
lib/chewy/query/nodes/has_relation.rb

Direct Known Subclasses

HasChild, HasParent

Instance Method Summary collapse

Methods inherited from Expr

#!, #&, #|, #~

Methods inherited from Base

#eql?, #render

Constructor Details

#initialize(type, outer = nil) ⇒ HasRelation

Returns a new instance of HasRelation.



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# File 'lib/chewy/query/nodes/has_relation.rb', line 9

def initialize type, outer = nil
  @type = type.to_s
  @outer = outer
  @query_mode = :must
  @filter_mode = :and
  @queries = []
  @filters = []
end

Instance Method Details

#__render__ ⇒ Object 



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# File 'lib/chewy/query/nodes/has_relation.rb', line 46

def __render__
  queries = _queries_join @queries, @query_mode
  filters = _filters_join @filters, @filter_mode

  body = if filters && !queries
    {filter: filters}
  else
    _filtered_query(queries, filters)
  end || {}

  {_relation => body.merge(type: @type)} if body
end

#filter(params = nil, &block) ⇒ Object 



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# File 'lib/chewy/query/nodes/has_relation.rb', line 37

def filter params = nil, &block
  if block
    @filters.push(Chewy::Query::Filters.new(@outer, &block).__render__)
  else
    @filters.push(params)
  end
  self
end

#filter_mode(mode) ⇒ Object 



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# File 'lib/chewy/query/nodes/has_relation.rb', line 23

def filter_mode mode
  @filter_mode = mode
  self
end

#query(params = nil, &block) ⇒ Object 



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# File 'lib/chewy/query/nodes/has_relation.rb', line 28

def query params = nil, &block
  if block
    raise 'Query DLS is not supported yet'
  else
    @queries.push(params)
  end
  self
end

#query_mode(mode) ⇒ Object 



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# File 'lib/chewy/query/nodes/has_relation.rb', line 18

def query_mode mode
  @query_mode = mode
  self
end