Change use get with get_by_name

diskuy_back/lib/diskuy_web/controllers/topic_controller.ex

@@ -3,6 +3,7 @@ defmodule DiskuyWeb.TopicController do
 
   alias Diskuy.Forum
   alias Diskuy.Forum.Topic
+  alias Diskuy.Utility.Utility
 
   action_fallback DiskuyWeb.FallbackController
 
@@ -21,12 +22,15 @@ defmodule DiskuyWeb.TopicController do
   end
 
   def show(conn, %{"id" => id}) do
-    topic = Forum.get_topic!(id)
+    new_id = Utility.capitalize_string(id)
+    topic = Forum.get_topic_by_name!(new_id)
+
     render(conn, "show.json", topic: topic)
   end
 
   def update(conn, %{"id" => id, "topic" => topic_params}) do
-    topic = Forum.get_topic!(id)
+    new_id = Utility.capitalize_string(id)
+    topic = Forum.get_topic_by_name!(new_id)
 
     with {:ok, %Topic{} = topic} <- Forum.update_topic(topic, topic_params) do
       render(conn, "show.json", topic: topic)
@@ -34,7 +38,8 @@ defmodule DiskuyWeb.TopicController do
   end
 
   def delete(conn, %{"id" => id}) do
-    topic = Forum.get_topic!(id)
+    new_id = Utility.capitalize_string(id)
+    topic = Forum.get_topic_by_name!(new_id)
 
     with {:ok, %Topic{}} <- Forum.delete_topic(topic) do
       send_resp(conn, :no_content, "")