53 lines
1.7 KiB
Ruby
53 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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module MergeRequests
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class ReloadDiffsService
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def initialize(merge_request, current_user)
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@merge_request = merge_request
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@current_user = current_user
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end
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def execute
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old_diff_refs = merge_request.diff_refs
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new_diff = merge_request.create_merge_request_diff
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clear_cache(new_diff)
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update_diff_discussion_positions(old_diff_refs)
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end
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private
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attr_reader :merge_request, :current_user
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def update_diff_discussion_positions(old_diff_refs)
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new_diff_refs = merge_request.diff_refs
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merge_request.update_diff_discussion_positions(old_diff_refs: old_diff_refs,
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new_diff_refs: new_diff_refs,
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current_user: current_user)
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def clear_cache(new_diff)
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# Executing the iteration we cache highlighted diffs for each diff file of
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# MergeRequestDiff.
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cacheable_collection(new_diff).write_cache
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# Remove cache for all diffs on this MR. Do not use the association on the
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# model, as that will interfere with other actions happening when
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# reloading the diff.
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MergeRequestDiff.where(merge_request: merge_request).each do |merge_request_diff|
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next if merge_request_diff == new_diff
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cacheable_collection(merge_request_diff).clear_cache
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end
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def cacheable_collection(diff)
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# There are scenarios where we don't need to request Diff Stats.
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# Mainly when clearing / writing diff caches.
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diff.diffs(include_stats: false)
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end
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end
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end
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