67 lines
1.9 KiB
Ruby
67 lines
1.9 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module ImportExport
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class AttributesFinder
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attr_reader :tree, :included_attributes, :excluded_attributes, :methods, :preloads
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def initialize(config:)
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@tree = config[:tree] || {}
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@included_attributes = config[:included_attributes] || {}
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@excluded_attributes = config[:excluded_attributes] || {}
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@methods = config[:methods] || {}
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@preloads = config[:preloads] || {}
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end
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def find_root(model_key)
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find(model_key, @tree[model_key])
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end
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def find_relations_tree(model_key)
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@tree[model_key]
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end
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def find_excluded_keys(klass_name)
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@excluded_attributes[klass_name.to_sym]&.map(&:to_s) || []
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end
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private
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def find(model_key, model_tree)
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{
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only: @included_attributes[model_key],
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except: @excluded_attributes[model_key],
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methods: @methods[model_key],
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include: resolve_model_tree(model_tree),
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preload: resolve_preloads(model_key, model_tree)
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}.compact
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end
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def resolve_preloads(model_key, model_tree)
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model_tree
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.map { |submodel_key, submodel_tree| resolve_preload(model_key, submodel_key, submodel_tree) }
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.tap { |entries| entries.compact! }
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.to_h
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.deep_merge(@preloads[model_key].to_h)
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.presence
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end
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def resolve_preload(parent_model_key, model_key, model_tree)
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return if @methods[parent_model_key]&.include?(model_key)
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[model_key, resolve_preloads(model_key, model_tree)]
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end
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def resolve_model_tree(model_tree)
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return unless model_tree
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model_tree
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.map(&method(:resolve_model))
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end
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def resolve_model(model_key, model_tree)
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{ model_key => find(model_key, model_tree) }
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end
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end
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end
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end
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