Render multilang for attachments

lib/pleroma/web/api_spec/schemas/attachment.ex

@@ -4,6 +4,7 @@
 
 defmodule Pleroma.Web.ApiSpec.Schemas.Attachment do
   alias OpenApiSpex.Schema
+  alias Pleroma.Web.ApiSpec.Helpers
 
   require OpenApiSpex
 
@@ -42,6 +43,13 @@ defmodule Pleroma.Web.ApiSpec.Schemas.Attachment do
         description:
           "Alternate text that describes what is in the media attachment, to be used for the visually impaired or when media attachments do not load"
       },
+      description_map:
+        Helpers.multilang_map_of(%Schema{
+          type: :string,
+          nullable: true,
+          description:
+            "Alternate text that describes what is in the media attachment, to be used for the visually impaired or when media attachments do not load"
+        }),
       type: %Schema{
         type: :string,
         enum: ["image", "video", "audio", "unknown"],
@@ -62,6 +70,7 @@ defmodule Pleroma.Web.ApiSpec.Schemas.Attachment do
       preview_url: "someurl",
       text_url: "someurl",
       description: nil,
+      description_map: %{},
       pleroma: %{mime_type: "image/png"}
     }
   })

lib/pleroma/web/mastodon_api/views/status_view.ex

@@ -644,6 +644,7 @@ def render("attachment.json", %{attachment: attachment}) do
       text_url: href,
       type: type,
       description: attachment["name"],
+      description_map: attachment["nameMap"] || %{},
       pleroma: %{mime_type: media_type},
       blurhash: attachment["blurhash"]
     }

test/pleroma/web/mastodon_api/views/status_view_test.exs

@@ -654,7 +654,8 @@ test "attachments" do
       description: nil,
       pleroma: %{mime_type: "image/png"},
       meta: %{original: %{width: 200, height: 100, aspect: 2}},
-      blurhash: "UJJ8X[xYW,%Jtq%NNFbXB5j]IVM|9GV=WHRn"
+      blurhash: "UJJ8X[xYW,%Jtq%NNFbXB5j]IVM|9GV=WHRn",
+      description_map: %{}
     }
 
     api_spec = Pleroma.Web.ApiSpec.spec()
@@ -670,6 +671,27 @@ test "attachments" do
     assert_schema(result, "Attachment", api_spec)
   end
 
+  test "attachments with multilang" do
+    object = %{
+      "type" => "Image",
+      "url" => [
+        %{
+          "mediaType" => "image/png",
+          "href" => "someurl",
+          "width" => 200,
+          "height" => 100
+        }
+      ],
+      "name" => "mew mew",
+      "nameMap" => %{"en" => "mew mew", "cmn" => "喵喵"},
+      "blurhash" => "UJJ8X[xYW,%Jtq%NNFbXB5j]IVM|9GV=WHRn",
+      "uuid" => 6
+    }
+
+    assert %{description: "mew mew", description_map: %{"en" => "mew mew", "cmn" => "喵喵"}} =
+             StatusView.render("attachment.json", %{attachment: object})
+  end
+
   test "put the url advertised in the Activity in to the url attribute" do
     id = "https://wedistribute.org/wp-json/pterotype/v1/object/85810"
     [activity] = Activity.search(nil, id)