From e0cabfea7c7b442acd3636e7495958b87e253176 Mon Sep 17 00:00:00 2001
From: Melonai <einebeere@gmail.com>
Date: Sat, 22 May 2021 18:18:56 +0200
Subject: Request and Share communication

---
 lib/rook_web/channels/request_channel.ex    | 20 ++++++++++++++++++++
 lib/rook_web/channels/share_channel.ex      |  4 ++--
 lib/rook_web/channels/user_socket.ex        |  1 +
 lib/rook_web/controllers/app_controller.ex  |  4 ++--
 lib/rook_web/templates/app/request.html.eex |  8 +++++++-
 5 files changed, 32 insertions(+), 5 deletions(-)
 create mode 100644 lib/rook_web/channels/request_channel.ex

(limited to 'lib/rook_web')

diff --git a/lib/rook_web/channels/request_channel.ex b/lib/rook_web/channels/request_channel.ex
new file mode 100644
index 0000000..6290ae6
--- /dev/null
+++ b/lib/rook_web/channels/request_channel.ex
@@ -0,0 +1,20 @@
+defmodule RookWeb.RequestChannel do
+  use RookWeb, :channel
+
+  def join("request:" <> token, %{"share" => share_token}, socket) do
+    if Rook.Token.match?(token, socket) do
+      if Rook.Share.exists?(share_token) do
+        Rook.Request.start(token, share_token)
+        {:ok, socket}
+      else
+        {:error, %{reason: "No such share exists."}}
+      end
+    else
+      {:error, %{reason: "Wrong token."}}
+    end
+  end
+
+  def join("request:" <> _token, _params, _socket) do
+    {:error, %{reason: "No share given to request."}}
+  end
+end
diff --git a/lib/rook_web/channels/share_channel.ex b/lib/rook_web/channels/share_channel.ex
index 2d99d87..0efb3ba 100644
--- a/lib/rook_web/channels/share_channel.ex
+++ b/lib/rook_web/channels/share_channel.ex
@@ -21,8 +21,8 @@ defmodule RookWeb.ShareChannel do
     {:error, %{reason: "No request given to accept."}}
   end
 
-  def handle_out("new_request", msg, socket) do
-    # TODO: Send ACK
+  def handle_out("new_request", %{request: request_token} = msg, socket) do
+    Rook.Request.acknowledge_request(request_token)
     push(socket, "new_request", msg)
     {:noreply, socket}
   end
diff --git a/lib/rook_web/channels/user_socket.ex b/lib/rook_web/channels/user_socket.ex
index ae82b6b..d6ce9c4 100644
--- a/lib/rook_web/channels/user_socket.ex
+++ b/lib/rook_web/channels/user_socket.ex
@@ -4,6 +4,7 @@ defmodule RookWeb.UserSocket do
   ## Channels
   channel "token", RookWeb.TokenChannel
   channel "share:*", RookWeb.ShareChannel
+  channel "request:*", RookWeb.RequestChannel
 
   # Socket params are passed from the client and can
   # be used to verify and authenticate a user. After
diff --git a/lib/rook_web/controllers/app_controller.ex b/lib/rook_web/controllers/app_controller.ex
index 9e36f3c..f252086 100644
--- a/lib/rook_web/controllers/app_controller.ex
+++ b/lib/rook_web/controllers/app_controller.ex
@@ -5,7 +5,7 @@ defmodule RookWeb.AppController do
     render(conn, "share.html")
   end
 
-  def request(conn, _params) do
-    render(conn, "request.html")
+  def request(conn, %{"token" => share_token}) do
+    render(conn, "request.html", share_token: share_token)
   end
 end
diff --git a/lib/rook_web/templates/app/request.html.eex b/lib/rook_web/templates/app/request.html.eex
index b7ff7bd..1e17e45 100644
--- a/lib/rook_web/templates/app/request.html.eex
+++ b/lib/rook_web/templates/app/request.html.eex
@@ -1 +1,7 @@
-<%= render_app(@conn, "request") %>
+<%= if Rook.Share.exists?(@share_token) do %>
+  <%= render_app(@conn, "request") %>
+<% else %>
+  <p>
+    The share you tried to request either expired or never existed.
+  </p>
+<% end %>
-- 
cgit 1.4.1