class GraphQL::Relay::MongoRelationConnection
A connection implementation to expose MongoDB collection objects. It works for:
-
`Mongoid::Criteria`
Private Instance Methods
limit_nodes(sliced_nodes, limit)
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# File lib/graphql/relay/mongo_relation_connection.rb, line 23 def limit_nodes(sliced_nodes, limit) if limit == 0 if sliced_nodes.respond_to?(:none) # added in Mongoid 4.0 sliced_nodes.without_options.none else sliced_nodes.where(id: nil) # trying to simulate #none for 3.1.7 end else sliced_nodes.limit(limit) end end
relation_count(relation)
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# File lib/graphql/relay/mongo_relation_connection.rb, line 18 def relation_count(relation) # Must perform query (hence #to_a) to count results https://jira.mongodb.org/browse/MONGOID-2325 relation.to_a.count end
relation_limit(relation)
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# File lib/graphql/relay/mongo_relation_connection.rb, line 14 def relation_limit(relation) relation.options.limit end
relation_offset(relation)
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# File lib/graphql/relay/mongo_relation_connection.rb, line 10 def relation_offset(relation) relation.options.skip end