Somewhat damaged patch 1 (#19)

* Fix for module placement

Correcting my own mistake when I first made these routes

* Correcting module location

* Correcting module location

* Fix

Fixes a potential crash when no posts are returned.

lib/philomena_web/controllers/api/json/forum/topic/post_controller.ex

@@ -1,4 +1,4 @@
-defmodule PhilomenaWeb.Api.Json.PostController do
+defmodule PhilomenaWeb.Api.Json.Forum.Topic.PostController do
   use PhilomenaWeb, :controller
 
   alias PhilomenaWeb.PostJson
@@ -44,6 +44,12 @@ defmodule PhilomenaWeb.Api.Json.PostController do
       |> preload([_p, t, _f], topic: t)
       |> Repo.all()
       
+    case posts do
+      [] ->
+        json(conn, %{posts: Enum.map(posts, &PostJson.as_json/1), page: page})
+
+      _ ->
         json(conn, %{posts: Enum.map(posts, &PostJson.as_json/1), page: page, total: hd(posts).topic.post_count})
     end
+  end
 end

lib/philomena_web/controllers/api/json/forum/topic_controller.ex

@@ -1,4 +1,4 @@
-defmodule PhilomenaWeb.Api.Json.TopicController do
+defmodule PhilomenaWeb.Api.Json.Forum.TopicController do
   use PhilomenaWeb, :controller
 
   alias PhilomenaWeb.TopicJson

lib/philomena_web/router.ex

@@ -116,8 +116,8 @@ defmodule PhilomenaWeb.Router do
     resources "/tags", TagController, only: [:show]
     resources "/comments", CommentController, only: [:show]
     resources "/forums", ForumController, only: [:show, :index] do
-      resources "/topics", TopicController, only: [:show, :index] do
-        resources "/posts", PostController, only: [:show, :index]
+      resources "/topics", Forum.TopicController, only: [:show, :index] do
+        resources "/posts", Forum.Topic.PostController, only: [:show, :index]
       end
     end