Module: WCC::Contentful::Graphql::Types

Defined in:

lib/wcc/contentful/graphql/types.rb

Constant Summary

DateTimeType =

GraphQL::ScalarType.define do
  name 'DateTime'

  coerce_result ->(value, _ctx) { Time.zone.parse(value) }
end

HashType =

GraphQL::ScalarType.define do
  name 'Hash'

  coerce_result ->(value, _ctx) {
    return value if value.is_a? Array
    return value.to_h if value.respond_to?(:to_h)
    return JSON.parse(value) if value.is_a? String

    raise ArgumentError, "Cannot coerce value '#{value}' to a hash"
  }
end

CoordinatesType =

GraphQL::ObjectType.define do
  name 'Coordinates'

  field :lat, !types.Float, hash_key: 'lat'
  field :lon, !types.Float, hash_key: 'lon'
end

StringQueryOperatorInput =

GraphQL::InputObjectType.define do
  name 'StringQueryOperatorInput'

  argument :eq, types.String
end

QueryOperatorInput =

->(type) do
  map = {
    'String' => StringQueryOperatorInput
    # 'Int' =>
    # 'Boolean' =>
  }

  map[type.unwrap.name]
end

FilterInputType =

->(schema_type) do
  GraphQL::InputObjectType.define do
    name "#{schema_type.name}FilterInput"

    schema_type.fields.each do |(name, field)|
      next unless input_type = QueryOperatorInput.call(field.type)

      argument name, input_type
    end
  end
end

BuildUnionType =

->(from_types, union_type_name) do
  possible_types = from_types.values.reject { |t| t.is_a? GraphQL::UnionType }

  GraphQL::UnionType.define do
    name union_type_name
    possible_types possible_types
  end
end