Update to refactor DataTransformers for Author and Publisher.

lib/decentralised_book_index/sync/data_transformers/author_transformer.ex

@@ -1,22 +1,20 @@
 defmodule DecentralisedBookIndex.Sync.DataTransformers.AuthorTransformer do
   def from_json(json_body) do
-    attrs =
+    json_body =
       if Map.has_key?(json_body, "data") do
-        %{
+        json_body["data"]
-          id: get_in(json_body, ["data", "id"]),
-          name: get_in(json_body, ["data", "attributes", "name"]),
-          description: get_in(json_body, ["data", "attributes", "description"]),
-          avatar_url: get_in(json_body, ["data", "attributes", "avatar_url"]),
-        }
       else
-        %{
+        json_body
-          id: get_in(json_body, ["id"]),
-          name: get_in(json_body, ["attributes", "name"]),
-          description: get_in(json_body, ["attributes", "description"]),
-          avatar_url: get_in(json_body, ["attributes", "avatar_url"]),
-        }
       end
 
+    attrs =
+      %{
+        id: get_in(json_body, ["id"]),
+        name: get_in(json_body, ["attributes", "name"]),
+        description: get_in(json_body, ["attributes", "description"]),
+        avatar_url: get_in(json_body, ["attributes", "avatar_url"])
+      }
+
     {:ok, attrs}
   end
 end

lib/decentralised_book_index/sync/data_transformers/publisher_transformer.ex

@@ -1,22 +1,20 @@
 defmodule DecentralisedBookIndex.Sync.DataTransformers.PublisherTransformer do
   def from_json(json_body) do
-    attrs =
+    json_body =
       if Map.has_key?(json_body, "data") do
-        %{
+        json_body["data"]
-          id: get_in(json_body, ["data", "id"]),
-          name: get_in(json_body, ["data", "attributes", "name"]),
-          inserted_at: get_in(json_body, ["data", "attributes", "inserted_at"]),
-          updated_at: get_in(json_body, ["data", "attributes", "updated_at"]),
-        }
       else
-        %{
+        json_body
-          id: get_in(json_body, ["id"]),
-          name: get_in(json_body, ["attributes", "name"]),
-          inserted_at: get_in(json_body, ["attributes", "inserted_at"]),
-          updated_at: get_in(json_body, ["attributes", "updated_at"]),
-        }
       end
 
+    attrs =
+      %{
+        id: get_in(json_body, ["id"]),
+        name: get_in(json_body, ["attributes", "name"]),
+        inserted_at: get_in(json_body, ["attributes", "inserted_at"]),
+        updated_at: get_in(json_body, ["attributes", "updated_at"])
+      }
+
     {:ok, attrs}
   end
 end