From 6da72d5801c4949431335b13163a89b14f33e7ad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Broks=20Randolfs=20Gail=C4=ABtis?=
 <broks.randolfs@gailitis.dev>
Date: Mon, 18 Aug 2025 20:07:26 +0300
Subject: [PATCH] Get server id from env

---
 .gitignore                                     |  3 +++
 lib/message_server/application.ex              | 18 ++++++++++--------
 .../server_test_server/test_server-alice.txt   |  7 -------
 .../server_test_server/test_server-charlie.txt |  1 -
 4 files changed, 13 insertions(+), 16 deletions(-)
 delete mode 100644 storage/server_test_server/test_server-alice.txt
 delete mode 100644 storage/server_test_server/test_server-charlie.txt

diff --git a/.gitignore b/.gitignore
index 43cdc28..20c2bd2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,6 @@ message_server-*.tar
 
 # Temporary files, for example, from tests.
 /tmp/
+
+# Storage
+/storage/
diff --git a/lib/message_server/application.ex b/lib/message_server/application.ex
index 4daab16..29a660d 100644
--- a/lib/message_server/application.ex
+++ b/lib/message_server/application.ex
@@ -1,20 +1,22 @@
 defmodule MessageServer.Application do
-  # See https://hexdocs.pm/elixir/Application.html
-  # for more information on OTP Applications
-  @moduledoc false
-
   use Application
+  require Logger
 
   @impl true
   def start(_type, _args) do
+    server_id = get_server_id()
+
     children = [
-      # Starts a worker by calling: MessageServer.Worker.start_link(arg)
-      # {MessageServer.Worker, arg}
+      {MessageServer.Storage, server_id}
     ]
 
-    # See https://hexdocs.pm/elixir/Supervisor.html
-    # for other strategies and supported options
     opts = [strategy: :one_for_one, name: MessageServer.Supervisor]
     Supervisor.start_link(children, opts)
   end
+
+  @spec get_server_id() :: String.t()
+  def get_server_id() do
+    System.get_env("SERVER_ID") ||
+      raise "SERVER_ID is required"
+  end
 end
diff --git a/storage/server_test_server/test_server-alice.txt b/storage/server_test_server/test_server-alice.txt
deleted file mode 100644
index 07547a8..0000000
--- a/storage/server_test_server/test_server-alice.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-test_server-bob: Hello Alice!
-test_server-bob: Hi Alice
-test_server-bob: Hello! 🎉 Special chars: @#$%^&*()
-test_server-bob: Test message
-test_server-bob: First message
-test_server-charlie: Second message
-test_server-bob: Hello Alice!
diff --git a/storage/server_test_server/test_server-charlie.txt b/storage/server_test_server/test_server-charlie.txt
deleted file mode 100644
index dfc86be..0000000
--- a/storage/server_test_server/test_server-charlie.txt
+++ /dev/null
@@ -1 +0,0 @@
-test_server-bob: Hi Charlie