adds message title, adds sender delete

- message now contains a second string
  which is meant for unencrypted title
  information, which can be displayed
  without e2e encryption.
- senders can now be deleted
- the same sender / token connection is
  no longer added to the database

lib/bump/database.ex

@@ -52,16 +52,32 @@ defmodule Bump.Database do
     Repo.delete_all(query)
   end
 
-  def push(sender, message) do
+
+  def push(sender, title, data) do
     time = DateTime.utc_now |> DateTime.truncate(:second)
 
-    Repo.insert(%Message{sender: sender, data: message, timestamp: time})
+    Repo.insert(%Message{sender: sender, title: title, data: data, timestamp: time})
 
   end
 
   def addSender(sender, %{"firebase" => firebase}) do
+    query = from s in "senders",
+            where: s.sender == ^sender and
+            s.firebase_token == ^firebase,
+            select: %{id: s.id} 
+
+    if(Repo.all(query) == []) do
+      IO.puts("Adding sender: #{sender}")
       Repo.insert(%Sender{sender: sender, firebase_token: firebase})
     end
+  end
+
+  def deleteSender(sender) do
+    query = from s in "senders",
+            where: s.sender == ^sender
+
+    Repo.delete_all(query)
+  end
 
   def tokens(sender) do
     query = from s in "senders",

lib/bump/firebase.ex

@@ -5,11 +5,13 @@ defmodule Bump.Firebase do
   end
 
 
-  def push(%{firebase_token: token}, message) do
+  def push(%{"firebase_token" => token, "title" => title, "data" => data}) do
-      IO.puts "Pushing #{message} to #{token}"
+      IO.puts "Pushing #{title}"
-      n = Pigeon.FCM.Notification.new({:token, token}, %{"body" => message})
+    n = Pigeon.FCM.Notification.new(
+      {:token, token}, 
+      %{"body" => title},
+      %{"data" => data})
       Bump.FCM.push(n)
-    %{status: 'cheese'}
   end
 
 end

lib/bump/messages.ex

@@ -18,12 +18,12 @@ defmodule Bump.Messages do
     Database.clear(sender)
   end
 
-  def push(sender, message) do
+  def push(sender, title, data) do
-    Database.push(sender, message)
+    Database.push(sender, title, data)
     tokens = Database.tokens(sender)
 
     for token <- tokens do
-      Firebase.push(token, message)
+      Firebase.push(%{"firebase_token" => token.firebase_token, "title" => title, "data" => data})
     end
   end
 

lib/bump/messages/message.ex

@@ -4,6 +4,7 @@ defmodule Bump.Messages.Message do
 
   schema "messages" do
     field :sender, :string
+    field :title, :string, default: ""
     field :data, :string, default: ""
     field :timestamp, :utc_datetime
     timestamps()

lib/bump/senders.ex

@@ -5,6 +5,10 @@ defmodule Bump.Senders do
     Database.addSender(sender, %{"firebase" => firebase})
   end
 
+  def delete(sender) do
+    Database.deleteSender(sender)
+  end
+
   def peek(sender) do
     Database.peek(sender)
   end

lib/bump_web/controllers/message_controller.ex

@@ -17,11 +17,11 @@ defmodule BumpWeb.MessageController do
   def clear(conn, %{"sender" => sender}) do
     Messages.clear(sender)
     text conn, Jason.encode!(%{"status" => "OK"})
-
   end
 
-  def push(conn, %{"sender" => sender, "data" => message}) do
+
-    Messages.push(sender, message)
+  def push(conn, %{"sender" => sender, "title"=> title, "data" => data}) do
+    Messages.push(sender, title, data)
     text conn, Jason.encode!(%{"status" => "OK"})
 
   end
@@ -36,8 +36,4 @@ defmodule BumpWeb.MessageController do
     text conn, Jason.encode!(message)
   end
 
-  def firebase(conn, %{"sender" => sender, "token" => token}) do
-    Senders.push(sender, token)
-    text conn, Jason.encode!(%{"status" => "OK"})
-  end
 end

lib/bump_web/controllers/sender_controller.ex

@@ -7,4 +7,10 @@ defmodule BumpWeb.SenderController do
     Senders.firebase(sender, token)
     text conn, Jason.encode!(%{"status" => "OK"})
   end
+
+  def deleteSender(conn, %{"sender" => sender}) do
+    Senders.delete(sender)
+    text conn, Jason.encode!(%{"status" => "OK"})
+
+  end
 end

lib/bump_web/router.ex

@@ -13,6 +13,7 @@ defmodule BumpWeb.Router do
     post "/list", MessageController, :list
     post "/clear", MessageController, :clear
     post "/firebase", SenderController, :firebase
+    post "/delete_sender", SenderController, :deleteSender
   end
 
 

priv/repo/migrations/20220103100336_add_message_title.exs

@@ -0,0 +1,10 @@
+defmodule Bump.Repo.Migrations.AddMessageTitle do
+  use Ecto.Migration
+
+  def change do
+    alter table :messages do
+      add :title, :string, size: 1024
+    end
+
+  end
+end