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1dbd7f619d
The issue occurs when an aggregate is loaded, and the aggregated
resource itself has a relates_to_actor_via policy.
The following error is produced at test/aggregate_test.exs:42
1) test relates to actor via has_many and with an aggregate (AshPostgres.AggregateTest)
test/aggregate_test.exs:8
** (RuntimeError) Could not determined related for `exists/2` expression.
Context Resource: %{aggregates: %{count_of_comments: #count<comments from #Ash.Query<resource: AshPostgres.Test.Comment>>}, calculations: %{}, data_layer: AshPostgres.DataLayer, public?: false, relationship_path: [], resource: AshPostgres.Test.Post, root_resource: AshPostgres.Test.Post}
Context Relationship Path: []
At Path: []
Path: [:post, :organization, :users]
Related: nil
Expression: exists(post.organization.users, [id: "236f08bc-6a3a-4a78-9911-2c24189dafac"])
code: |> Api.read_one!()
stacktrace:
(ash 2.5.12) lib/ash/filter/filter.ex:2121: Ash.Filter.add_expression_part/3
(ash 2.5.12) lib/ash/filter/filter.ex:2037: anonymous fn/3 in Ash.Filter.parse_expression/2
(elixir 1.14.2) lib/enum.ex:4751: Enumerable.List.reduce/3
(elixir 1.14.2) lib/enum.ex:2514: Enum.reduce_while/3
(ash 2.5.12) lib/ash/filter/filter.ex:295: Ash.Filter.parse/5
(ash 2.5.12) lib/ash/filter/filter.ex:995: Ash.Filter.add_to_filter/6
(ash 2.5.12) lib/ash/query/query.ex:1797: Ash.Query.do_filter/2
(elixir 1.14.2) lib/map.ex:883: Map.update!/3
(ash 2.5.12) lib/ash/engine/request.ex:650: Ash.Engine.Request.apply_filter/4
(ash 2.5.12) lib/ash/engine/request.ex:557: Ash.Engine.Request.do_strict_check/3
(ash 2.5.12) lib/ash/engine/request.ex:518: anonymous fn/2 in Ash.Engine.Request.strict_check/2
(elixir 1.14.2) lib/enum.ex:4751: Enumerable.List.reduce/3
(elixir 1.14.2) lib/enum.ex:2514: Enum.reduce_while/3
(ash 2.5.12) lib/ash/engine/request.ex:255: Ash.Engine.Request.do_next/1
(ash 2.5.12) lib/ash/engine/request.ex:211: Ash.Engine.Request.next/1
(ash 2.5.12) lib/ash/engine/engine.ex:650: Ash.Engine.advance_request/2
(ash 2.5.12) lib/ash/engine/engine.ex:556: Ash.Engine.fully_advance_request/2
(ash 2.5.12) lib/ash/engine/engine.ex:497: Ash.Engine.do_run_iteration/2
(elixir 1.14.2) lib/enum.ex:2468: Enum."-reduce/3-lists^foldl/2-0-"/3
(ash 2.5.12) lib/ash/engine/engine.ex:257: Ash.Engine.run_to_completion/1
(ash 2.5.12) lib/ash/engine/engine.ex:202: Ash.Engine.do_run/2
(ash 2.5.12) lib/ash/engine/engine.ex:141: Ash.Engine.run/2
(ash 2.5.12) lib/ash/actions/read.ex:170: Ash.Actions.Read.do_run/3
(ash 2.5.12) lib/ash/actions/read.ex:90: Ash.Actions.Read.run/3
(ash 2.5.12) lib/ash/api/api.ex:1005: Ash.Api.read_one/3
(ash 2.5.12) lib/ash/api/api.ex:998: Ash.Api.read_one!/3
test/aggregate_test.exs:43: (test)
66 lines
1.8 KiB
Elixir
66 lines
1.8 KiB
Elixir
defmodule AshPostgres.Test.Comment do
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@moduledoc false
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use Ash.Resource,
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data_layer: AshPostgres.DataLayer,
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authorizers: [
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Ash.Policy.Authorizer
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]
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policies do
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bypass action_type(:read) do
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# Check that the comment is in the same org (via post) as actor
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authorize_if(relates_to_actor_via([:post, :organization, :users]))
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end
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end
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postgres do
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table "comments"
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repo(AshPostgres.TestRepo)
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references do
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reference(:post, on_delete: :delete, on_update: :update, name: "special_name_fkey")
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end
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end
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actions do
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defaults([:read, :update, :destroy])
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create :create do
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primary?(true)
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argument(:rating, :map)
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change(manage_relationship(:rating, :ratings, on_missing: :ignore, on_match: :create))
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end
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end
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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attribute(:likes, :integer)
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attribute(:arbitrary_timestamp, :utc_datetime_usec)
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create_timestamp(:created_at, writable?: true)
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end
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aggregates do
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first(:post_category, :post, :category)
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count(:co_popular_comments, [:post, :popular_comments])
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count(:count_of_comments_containing_title, [:post, :comments_containing_title])
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list(:posts_for_comments_containing_title, [:post, :comments_containing_title, :post], :title)
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end
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relationships do
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belongs_to(:post, AshPostgres.Test.Post)
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belongs_to(:author, AshPostgres.Test.Author)
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has_many(:ratings, AshPostgres.Test.Rating,
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destination_attribute: :resource_id,
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relationship_context: %{data_layer: %{table: "comment_ratings"}}
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)
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has_many(:popular_ratings, AshPostgres.Test.Rating,
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destination_attribute: :resource_id,
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relationship_context: %{data_layer: %{table: "comment_ratings"}},
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filter: expr(score > 5)
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)
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end
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end
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