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# frozen_string_literal: true
module Resolvers
class ContainerRepositoryTagsResolver < BaseResolver
type Types::ContainerRepositoryTagType.connection_type, null: true
argument :sort, Types::ContainerRepositoryTagsSortEnum,
description: 'Sort tags by these criteria.',
required: false,
default_value: nil
argument :name, GraphQL::Types::String,
description: 'Search by tag name.',
required: false,
default_value: nil
alias_method :container_repository, :object
def resolve(sort:, **filters)
if container_repository.migrated?
page_size = [filters[:first], filters[:last]].map(&:to_i).max
result = container_repository.tags_page(
before: filters[:before],
last: filters[:after],
sort: map_sort_field(sort),
name: filters[:name],
page_size: page_size
)
Gitlab::Graphql::ExternallyPaginatedArray.new(
parse_pagination_cursor(result, :previous),
parse_pagination_cursor(result, :next),
*result[:tags]
)
else
result = tags
if filters[:name]
result = tags.filter do |tag|
tag.name.include?(filters[:name])
end
end
result = sort_tags(result, sort) if sort
result
end
end
private
def parse_pagination_cursor(result, direction)
pagination_uri = result.dig(:pagination, direction, :uri)
return unless pagination_uri
query_params = CGI.parse(pagination_uri.query)
key = direction == :previous ? 'before' : 'last'
query_params[key]&.first
end
def map_sort_field(sort)
return unless sort
sort_field, direction = sort.to_s.split('_')
return sort_field if direction == 'asc'
"-#{sort_field}"
end
def sort_tags(to_be_sorted, sort)
raise StandardError unless Types::ContainerRepositoryTagsSortEnum.enum.include?(sort)
sort_value, _, direction = sort.to_s.rpartition('_')
sorted = to_be_sorted.sort_by(&sort_value.to_sym)
return sorted.reverse if direction == 'desc'
sorted
end
def tags
container_repository.tags
rescue Faraday::Error
raise ::Gitlab::Graphql::Errors::ResourceNotAvailable, "Can't connect to the Container Registry. If this error persists, please review the troubleshooting documentation."
end
end
end
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