Merge branch 'following-relationships-optimizations' into 'develop'
[akkoma] / lib / pleroma / user_relationship.ex
index 519d2998d27bdc262ea755280f58965fbed380c7..ad0d303b1c2973ce8f62ca8d9936cc83cbc05e80 100644 (file)
@@ -8,6 +8,8 @@ defmodule Pleroma.UserRelationship do
   import Ecto.Changeset
   import Ecto.Query
 
+  alias Ecto.Changeset
+  alias Pleroma.FollowingRelationship
   alias Pleroma.Repo
   alias Pleroma.User
   alias Pleroma.UserRelationship
@@ -15,28 +17,31 @@ defmodule Pleroma.UserRelationship do
   schema "user_relationships" do
     belongs_to(:source, User, type: FlakeId.Ecto.CompatType)
     belongs_to(:target, User, type: FlakeId.Ecto.CompatType)
-    field(:relationship_type, UserRelationshipTypeEnum)
+    field(:relationship_type, Pleroma.UserRelationship.Type)
 
     timestamps(updated_at: false)
   end
 
-  for relationship_type <- Keyword.keys(UserRelationshipTypeEnum.__enum_map__()) do
-    # Definitions of `create_block/2`, `create_mute/2` etc.
+  for relationship_type <- Keyword.keys(Pleroma.UserRelationship.Type.__enum_map__()) do
+    # `def create_block/2`, `def create_mute/2`, `def create_reblog_mute/2`,
+    #   `def create_notification_mute/2`, `def create_inverse_subscription/2`
     def unquote(:"create_#{relationship_type}")(source, target),
       do: create(unquote(relationship_type), source, target)
 
-    # Definitions of `delete_block/2`, `delete_mute/2` etc.
+    # `def delete_block/2`, `def delete_mute/2`, `def delete_reblog_mute/2`,
+    #   `def delete_notification_mute/2`, `def delete_inverse_subscription/2`
     def unquote(:"delete_#{relationship_type}")(source, target),
       do: delete(unquote(relationship_type), source, target)
 
-    # Definitions of `block_exists?/2`, `mute_exists?/2` etc.
+    # `def block_exists?/2`, `def mute_exists?/2`, `def reblog_mute_exists?/2`,
+    #   `def notification_mute_exists?/2`, `def inverse_subscription_exists?/2`
     def unquote(:"#{relationship_type}_exists?")(source, target),
       do: exists?(unquote(relationship_type), source, target)
   end
 
   def user_relationship_types, do: Keyword.keys(user_relationship_mappings())
 
-  def user_relationship_mappings, do: UserRelationshipTypeEnum.__enum_map__()
+  def user_relationship_mappings, do: Pleroma.UserRelationship.Type.__enum_map__()
 
   def changeset(%UserRelationship{} = user_relationship, params \\ %{}) do
     user_relationship
@@ -124,18 +129,45 @@ defmodule Pleroma.UserRelationship do
     end
   end
 
-  defp validate_not_self_relationship(%Ecto.Changeset{} = changeset) do
+  @doc ":relationships option for StatusView / AccountView / NotificationView"
+  def view_relationships_option(nil = _reading_user, _actors) do
+    %{user_relationships: [], following_relationships: []}
+  end
+
+  def view_relationships_option(%User{} = reading_user, actors) do
+    user_relationships =
+      UserRelationship.dictionary(
+        [reading_user],
+        actors,
+        [:block, :mute, :notification_mute, :reblog_mute],
+        [:block, :inverse_subscription]
+      )
+
+    following_relationships = FollowingRelationship.all_between_user_sets([reading_user], actors)
+
+    %{user_relationships: user_relationships, following_relationships: following_relationships}
+  end
+
+  defp validate_not_self_relationship(%Changeset{} = changeset) do
     changeset
-    |> validate_change(:target_id, fn _, target_id ->
-      if target_id == get_field(changeset, :source_id) do
-        [target_id: "can't be equal to source_id"]
+    |> validate_source_id_target_id_inequality()
+    |> validate_target_id_source_id_inequality()
+  end
+
+  defp validate_source_id_target_id_inequality(%Changeset{} = changeset) do
+    validate_change(changeset, :source_id, fn _, source_id ->
+      if source_id == get_field(changeset, :target_id) do
+        [source_id: "can't be equal to target_id"]
       else
         []
       end
     end)
-    |> validate_change(:source_id, fn _, source_id ->
-      if source_id == get_field(changeset, :target_id) do
-        [source_id: "can't be equal to target_id"]
+  end
+
+  defp validate_target_id_source_id_inequality(%Changeset{} = changeset) do
+    validate_change(changeset, :target_id, fn _, target_id ->
+      if target_id == get_field(changeset, :source_id) do
+        [target_id: "can't be equal to source_id"]
       else
         []
       end