fix file uploads, serve them properly, put behind auth wall, decrypt secret message in frontend

lib/entendu/links.ex

@@ -51,9 +51,10 @@ defmodule Entendu.Links do
 
   """
   def create_link(attrs \\ %{}) do
-    %Link{}
-    |> Link.changeset(attrs)
-    |> Repo.insert()
+    Ecto.Multi.new()
+    |> Ecto.Multi.insert(:link, Link.changeset(%Link{}, attrs))
+    |> Ecto.Multi.update(:link_with_file, &Link.file_changeset(&1.link, attrs))
+    |> Repo.transaction()
   end
 
   @doc """

lib/entendu/links/link.ex

@@ -5,7 +5,17 @@ defmodule Entendu.Links.Link do
   import Ecto.Changeset
 
   @primary_key {:id, Ecto.UUID, autogenerate: true}
-
+  @derive {Jason.Encoder,
+           only: [
+             :burn_after_reading,
+             :expires,
+             :filename,
+             :filetype,
+             :text_content,
+             :file_content,
+             :recipient,
+             :service
+           ]}
   schema "links" do
     field :burn_after_reading, :boolean, default: false
     field :expires, :utc_datetime
@@ -30,7 +40,10 @@ defmodule Entendu.Links.Link do
       :recipient,
       :service
     ])
-    |> cast_attachments(attrs, [:text_content, :file_content])
+  end
 
+  def file_changeset(link, attrs) do
+    link
+    |> cast_attachments(attrs, [:text_content, :file_content])
   end
 end

lib/entendu/user_from_auth.ex

@@ -25,15 +25,21 @@ defmodule Entendu.UserFromAuth do
     nil
   end
 
-  defp emails_from_auth(%Auth{ extra: %Auth.Extra{ raw_info: %{ user: %{ "emails" => emails}}}}), do: emails
+  # github
+  defp emails_from_auth(%Auth{extra: %Auth.Extra{raw_info: %{user: %{"emails" => emails}}}}),
+    do: emails
 
-  defp emails_from_auth(%Auth{ info: %{ email: email }}), do: [email]
+  defp emails_from_auth(%Auth{info: %{email: email}}), do: [email]
 
   defp emails_from_auth(_auth), do: []
 
   defp basic_info(auth) do
-    IO.inspect(auth)
-    %{id: auth.uid, name: name_from_auth(auth), avatar: avatar_from_auth(auth), emails: emails_from_auth(auth)}
+    %{
+      id: auth.uid,
+      name: name_from_auth(auth),
+      avatar: avatar_from_auth(auth),
+      emails: emails_from_auth(auth)
+    }
   end
 
   defp name_from_auth(auth) do
@@ -54,6 +60,6 @@ defmodule Entendu.UserFromAuth do
 
   def can_access?(recipient, emails) do
     emails
-    |> Enum.any?(&( &1["verified"] == true and &1["email"] == recipient))
+    |> Enum.any?(&(&1["verified"] == true and &1["email"] == recipient))
   end
 end