From 09693b979efe3c9c7ea64f79d97a1f0b53f7c49e Mon Sep 17 00:00:00 2001
From: Melonai <einebeere@gmail.com>
Date: Sat, 8 May 2021 23:41:03 +0200
Subject: Socket connection and token fetching

---
 lib/rook_web/channels/share_channel.ex         | 11 +++++++++++
 lib/rook_web/channels/token_channel.ex         | 11 +++++++++++
 lib/rook_web/channels/user_socket.ex           |  6 ++++--
 lib/rook_web/controllers/app_controller.ex     | 10 ----------
 lib/rook_web/templates/app/entrypoint.html.eex |  1 -
 lib/rook_web/templates/app/request.html.eex    |  2 +-
 lib/rook_web/templates/app/share.html.eex      |  2 +-
 lib/rook_web/templates/home/index.html.eex     |  2 +-
 lib/rook_web/views/app_view.ex                 |  4 ++--
 9 files changed, 31 insertions(+), 18 deletions(-)
 create mode 100644 lib/rook_web/channels/share_channel.ex
 create mode 100644 lib/rook_web/channels/token_channel.ex

(limited to 'lib')

diff --git a/lib/rook_web/channels/share_channel.ex b/lib/rook_web/channels/share_channel.ex
new file mode 100644
index 0000000..fde0096
--- /dev/null
+++ b/lib/rook_web/channels/share_channel.ex
@@ -0,0 +1,11 @@
+defmodule RookWeb.ShareChannel do
+  use Phoenix.Channel
+
+  def join("share:" <> token, _params, socket) do
+    if token == socket.assigns[:token] do
+      {:ok, socket}
+    else
+      {:error, %{reason: "Wrong token."}}
+    end
+  end
+end
diff --git a/lib/rook_web/channels/token_channel.ex b/lib/rook_web/channels/token_channel.ex
new file mode 100644
index 0000000..72cabb1
--- /dev/null
+++ b/lib/rook_web/channels/token_channel.ex
@@ -0,0 +1,11 @@
+defmodule RookWeb.TokenChannel do
+  use Phoenix.Channel
+
+  def join("token", _params, socket) do
+    {:ok, socket}
+  end
+
+  def handle_in("get_token", _attrs, socket) do
+    {:reply, {:ok, %{token: socket.assigns[:token]}}, socket}
+  end
+end
diff --git a/lib/rook_web/channels/user_socket.ex b/lib/rook_web/channels/user_socket.ex
index 66637af..a036c4a 100644
--- a/lib/rook_web/channels/user_socket.ex
+++ b/lib/rook_web/channels/user_socket.ex
@@ -2,7 +2,8 @@ defmodule RookWeb.UserSocket do
   use Phoenix.Socket
 
   ## Channels
-  # channel "room:*", RookWeb.RoomChannel
+  channel "token", RookWeb.TokenChannel
+  channel "share:*", RookWeb.ShareChannel
 
   # Socket params are passed from the client and can
   # be used to verify and authenticate a user. After
@@ -17,7 +18,8 @@ defmodule RookWeb.UserSocket do
   # performing token verification on connect.
   @impl true
   def connect(_params, socket, _connect_info) do
-    {:ok, socket}
+    token = Rook.Utils.Token.token()
+    {:ok, assign(socket, :token, token)}
   end
 
   # Socket id's are topics that allow you to identify all sockets for a given user:
diff --git a/lib/rook_web/controllers/app_controller.ex b/lib/rook_web/controllers/app_controller.ex
index 4c36fda..9e36f3c 100644
--- a/lib/rook_web/controllers/app_controller.ex
+++ b/lib/rook_web/controllers/app_controller.ex
@@ -1,8 +1,6 @@
 defmodule RookWeb.AppController do
   use RookWeb, :controller
 
-  plug :add_token
-
   def share(conn, _params) do
     render(conn, "share.html")
   end
@@ -10,12 +8,4 @@ defmodule RookWeb.AppController do
   def request(conn, _params) do
     render(conn, "request.html")
   end
-
-  defp add_token(conn, _params) do
-    if conn.assigns[:token] do
-      conn
-    else
-      assign(conn, :token, Rook.Utils.Token.token())
-    end
-  end
 end
diff --git a/lib/rook_web/templates/app/entrypoint.html.eex b/lib/rook_web/templates/app/entrypoint.html.eex
index bc7e84a..7551fdc 100644
--- a/lib/rook_web/templates/app/entrypoint.html.eex
+++ b/lib/rook_web/templates/app/entrypoint.html.eex
@@ -1,5 +1,4 @@
 <link rel="stylesheet" href="<%= Routes.static_path(@conn, "/css/#{@entrypoint}.css") %>"/>
 <script defer type="text/javascript" src="<%= Routes.static_path(@conn, "/js/#{@entrypoint}.js") %>"></script>
-<script>window.token = "<%= @token %>";</script>
 
 <div id="app"></div>
diff --git a/lib/rook_web/templates/app/request.html.eex b/lib/rook_web/templates/app/request.html.eex
index c09a843..b7ff7bd 100644
--- a/lib/rook_web/templates/app/request.html.eex
+++ b/lib/rook_web/templates/app/request.html.eex
@@ -1 +1 @@
-<%= render_app(@conn, @token, "request") %>
+<%= render_app(@conn, "request") %>
diff --git a/lib/rook_web/templates/app/share.html.eex b/lib/rook_web/templates/app/share.html.eex
index d72b2c4..95b8b08 100644
--- a/lib/rook_web/templates/app/share.html.eex
+++ b/lib/rook_web/templates/app/share.html.eex
@@ -1 +1 @@
-<%= render_app(@conn, @token, "share") %>
+<%= render_app(@conn, "share") %>
diff --git a/lib/rook_web/templates/home/index.html.eex b/lib/rook_web/templates/home/index.html.eex
index 9152474..0b82f07 100644
--- a/lib/rook_web/templates/home/index.html.eex
+++ b/lib/rook_web/templates/home/index.html.eex
@@ -1 +1 @@
-<p>Hi! Welcome to Walmart.</p>
+<%= link "Share", to: Routes.app_path(RookWeb.Endpoint, :share)%>
diff --git a/lib/rook_web/views/app_view.ex b/lib/rook_web/views/app_view.ex
index 66c7f6a..31f1d0a 100644
--- a/lib/rook_web/views/app_view.ex
+++ b/lib/rook_web/views/app_view.ex
@@ -1,7 +1,7 @@
 defmodule RookWeb.AppView do
   use RookWeb, :view
 
-  def render_app(conn, token, entrypoint) do
-    render("entrypoint.html", conn: conn, token: token, entrypoint: entrypoint)
+  def render_app(conn, entrypoint) do
+    render("entrypoint.html", conn: conn, entrypoint: entrypoint)
   end
 end
-- 
cgit 1.4.1