Module: ResolvesMergeRequests

Extended by:
ActiveSupport::Concern
Includes:
Gitlab::Utils::StrongMemoize, MergeRequests::LookAheadPreloads
Included in:
Resolvers::MergeRequestResolver, Resolvers::MergeRequestsResolver
Defined in:
app/graphql/resolvers/concerns/resolves_merge_requests.rb

Overview

Mixin for resolving merge requests. All arguments must be in forms that MergeRequestsFinder can handle, so you may need to use aliasing.

Constant Summary collapse

NON_STABLE_CURSOR_SORTS = 
%i[priority_asc priority_desc
popularity_asc popularity_desc
label_priority_asc label_priority_desc
milestone_due_asc milestone_due_desc].freeze

Instance Method Summary collapse

Instance Method Details

#early_return ⇒ Object 



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# File 'app/graphql/resolvers/concerns/resolves_merge_requests.rb', line 51

def early_return
  [false, single? ? nil : MergeRequest.none]
end

#ready?(**args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/graphql/resolvers/concerns/resolves_merge_requests.rb', line 45

def ready?(**args)
  return early_return if no_results_possible?(args)

  super
end

#resolve_with_lookahead(**args) ⇒ Object 



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# File 'app/graphql/resolvers/concerns/resolves_merge_requests.rb', line 19

def resolve_with_lookahead(**args)
  if args[:group_id]
    args[:group_id] = ::GitlabSchema.parse_gid(args[:group_id], expected_type: ::Group).model_id
    args[:include_subgroups] = true
  end

  validate_blob_path!(args)
  validate_closed_range!(args)

  rewrite_param_name(args, :reviewer_wildcard_id, :reviewer_id)
  rewrite_param_name(args, :assignee_wildcard_id, :assignee_id)

  mr_finder = MergeRequestsFinder.new(current_user, prepare_finder_params(args.compact))
  finder = Gitlab::Graphql::Loaders::IssuableLoader.new(mr_parent, mr_finder)

  merge_requests = select_result(finder.batching_find_all { |query| apply_lookahead(query) })

  if non_stable_cursor_sort?(args[:sort])
    # Certain complex sorts are not supported by the stable cursor pagination yet.
    # In these cases, we use offset pagination, so we return the correct connection.
    offset_pagination(merge_requests)
  else
    merge_requests
  end
end