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# frozen_string_literal: true
module Gitlab
class GlRepository
class Identifier
attr_reader :gl_repository, :repo_type
def initialize(gl_repository)
@gl_repository = gl_repository
@segments = gl_repository.split('-')
raise_error if segments.size > 3
@repo_type = find_repo_type
@container_id = find_container_id
@container_class = find_container_class
end
def fetch_container!
container_class.find_by_id(container_id)
end
private
attr_reader :segments, :container_class, :container_id
def find_repo_type
type_name = three_segments_format? ? segments.last : segments.first
type = Gitlab::GlRepository.types[type_name]
raise_error unless type
type
end
def find_container_class
if three_segments_format?
case segments[0]
when 'project'
Project
when 'group'
Group
else
raise_error
end
else
repo_type.container_class
end
end
def find_container_id
id = Integer(segments[1], 10, exception: false)
raise_error unless id
id
end
# gl_repository can either have 2 or 3 segments:
# "wiki-1" is the older 2-segment format, where container is implied.
# "group-1-wiki" is the newer 3-segment format, including container information.
#
# TODO: convert all 2-segment format to 3-segment:
# https://gitlab.com/gitlab-org/gitlab/-/issues/219192
def three_segments_format?
segments.size == 3
end
def raise_error
raise ArgumentError, "Invalid GL Repository \"#{gl_repository}\""
end
end
end
end
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