add routes /:channel_handle/{chat,embed}

lib/algora/library.ex

@@ -178,6 +178,18 @@ defmodule Algora.Library do
     |> Repo.update!()
   end
 
+  def get_latest_video(%User{} = user) do
+    from(v in Video,
+      join: u in User,
+      on: v.user_id == u.id,
+      where: u.id == ^user.id,
+      select_merge: %{channel_handle: u.handle, channel_name: u.name},
+      order_by: [desc: v.inserted_at],
+      limit: 1
+    )
+    |> Repo.one()
+  end
+
   def get_mp4_video(id) do
     from(v in Video,
       where: v.format == :mp4 and (v.transmuxed_from_id == ^id or v.id == ^id),

lib/algora_web/controllers/chat_popout_controller.ex

@@ -0,0 +1,17 @@
+defmodule AlgoraWeb.ChatPopoutController do
+  use AlgoraWeb, :controller
+
+  alias Algora.{Accounts, Library}
+
+  def get(conn, %{"channel_handle" => channel_handle}) do
+    user = Accounts.get_user_by!(handle: channel_handle)
+
+    case Library.get_latest_video(user) do
+      nil ->
+        redirect(conn, to: ~p"/#{user.handle}")
+
+      video ->
+        redirect(conn, to: ~p"/#{user.handle}/#{video.id}/chat")
+    end
+  end
+end

lib/algora_web/controllers/embed_popout_controller.ex

@@ -0,0 +1,17 @@
+defmodule AlgoraWeb.EmbedPopoutController do
+  use AlgoraWeb, :controller
+
+  alias Algora.{Accounts, Library}
+
+  def get(conn, %{"channel_handle" => channel_handle}) do
+    user = Accounts.get_user_by!(handle: channel_handle)
+
+    case Library.get_latest_video(user) do
+      nil ->
+        redirect(conn, to: ~p"/#{user.handle}")
+
+      video ->
+        redirect(conn, to: ~p"/#{user.handle}/#{video.id}/embed")
+    end
+  end
+end

lib/algora_web/router.ex

@@ -45,6 +45,27 @@ defmodule AlgoraWeb.Router do
     end
   end
 
+  scope "/", AlgoraWeb do
+    pipe_through [:browser, :embed]
+
+    get "/:channel_handle/chat", ChatPopoutController, :get
+    get "/:channel_handle/embed", EmbedPopoutController, :get
+
+    # TODO: consolidate live_sessions
+
+    live_session :chat,
+      layout: {AlgoraWeb.Layouts, :live_chat},
+      root_layout: {AlgoraWeb.Layouts, :root_bare} do
+      live "/:channel_handle/:video_id/chat", ChatLive, :show
+    end
+
+    live_session :embed,
+      layout: {AlgoraWeb.Layouts, :live_bare},
+      root_layout: {AlgoraWeb.Layouts, :root_bare} do
+      live "/:channel_handle/:video_id/embed", EmbedLive, :show
+    end
+  end
+
   scope "/", AlgoraWeb do
     pipe_through :browser
 
@@ -71,22 +92,4 @@ defmodule AlgoraWeb.Router do
       live "/:channel_handle/:video_id", VideoLive, :show
     end
   end
-
-  scope "/", AlgoraWeb do
-    pipe_through [:browser, :embed]
-
-    # TODO: consolidate live_sessions
-
-    live_session :chat,
-      layout: {AlgoraWeb.Layouts, :live_chat},
-      root_layout: {AlgoraWeb.Layouts, :root_bare} do
-      live "/:channel_handle/:video_id/chat", ChatLive, :show
-    end
-
-    live_session :embed,
-      layout: {AlgoraWeb.Layouts, :live_bare},
-      root_layout: {AlgoraWeb.Layouts, :root_bare} do
-      live "/:channel_handle/:video_id/embed", EmbedLive, :show
-    end
-  end
 end