debian-mirror-gitlab/app/graphql/resolvers/user_resolver.rb

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2020-06-23 00:09:42 +05:30
# frozen_string_literal: true
module Resolvers
class UserResolver < BaseResolver
description 'Retrieve a single user'
type Types::UserType, null: true
argument :id, GraphQL::ID_TYPE,
required: false,
description: 'ID of the User'
argument :username, GraphQL::STRING_TYPE,
required: false,
description: 'Username of the User'
def ready?(id: nil, username: nil)
unless id.present? ^ username.present?
raise Gitlab::Graphql::Errors::ArgumentError, 'Provide either a single username or id'
end
super
end
def resolve(id: nil, username: nil)
if id
GitlabSchema.object_from_id(id, expected_type: User)
else
batch_load(username)
end
end
private
def batch_load(username)
BatchLoader::GraphQL.for(username).batch do |usernames, loader|
User.by_username(usernames).each do |user|
loader.call(user.username, user)
end
end
end
end
end