43 lines
1 KiB
Ruby
43 lines
1 KiB
Ruby
# frozen_string_literal: true
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module Resolvers
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class UserResolver < BaseResolver
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description 'Retrieve a single user'
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type Types::UserType, null: true
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argument :id, Types::GlobalIDType[User],
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required: false,
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description: 'ID of the User.'
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argument :username, GraphQL::STRING_TYPE,
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required: false,
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description: 'Username of the User.'
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def ready?(id: nil, username: nil)
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unless id.present? ^ username.present?
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raise Gitlab::Graphql::Errors::ArgumentError, 'Provide either a single username or id'
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end
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super
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end
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def resolve(id: nil, username: nil)
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if id
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GitlabSchema.object_from_id(id, expected_type: User)
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else
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batch_load(username)
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end
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end
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private
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def batch_load(username)
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BatchLoader::GraphQL.for(username).batch do |usernames, loader|
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User.by_username(usernames).each do |user|
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loader.call(user.username, user)
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end
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end
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end
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end
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end
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