57 lines
1.7 KiB
Ruby
57 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module GithubImport
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class MilestoneFinder
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attr_reader :project
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# The base cache key to use for storing/retrieving milestone IDs.
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CACHE_KEY = 'github-import/milestone-finder/%{project}/%{iid}'
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CACHE_OBJECT_NOT_FOUND = -1
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# project - An instance of `Project`
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def initialize(project)
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@project = project
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end
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# issuable - An instance of `Gitlab::GithubImport::Representation::Issue`
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# or `Gitlab::GithubImport::Representation::PullRequest`.
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def id_for(issuable)
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return unless issuable.milestone_number
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milestone_iid = issuable.milestone_number
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cache_key = cache_key_for(milestone_iid)
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val = Gitlab::Cache::Import::Caching.read_integer(cache_key)
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return val if Feature.disabled?(:import_fallback_to_db_empty_cache, project)
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return if val == CACHE_OBJECT_NOT_FOUND
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return val if val.present?
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object_id = project.milestones.by_iid(milestone_iid).pick(:id) || CACHE_OBJECT_NOT_FOUND
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Gitlab::Cache::Import::Caching.write(cache_key, object_id)
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object_id == CACHE_OBJECT_NOT_FOUND ? nil : object_id
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def build_cache
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mapping = @project
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.milestones
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.pluck(:id, :iid)
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.each_with_object({}) do |(id, iid), hash|
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hash[cache_key_for(iid)] = id
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end
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Gitlab::Cache::Import::Caching.write_multiple(mapping)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def cache_key_for(iid)
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format(CACHE_KEY, project: project.id, iid: iid)
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end
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end
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end
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end
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