got some tool calling running

lib/elixir_ai/ai_utils/chat_utils.ex

@@ -0,0 +1,45 @@
+defmodule ElixirAi.ChatUtils do
+  require Logger
+  import ElixirAi.AiUtils.StreamLineUtils
+
+  def request_ai_response(server, messages, tools) do
+    Task.start(fn ->
+      api_url = Application.fetch_env!(:elixir_ai, :ai_endpoint)
+      api_key = Application.fetch_env!(:elixir_ai, :ai_token)
+      model = Application.fetch_env!(:elixir_ai, :ai_model)
+
+      tool_definition = tools |> Enum.map(fn {_name, definition} -> definition end)
+
+      body = %{
+        model: model,
+        stream: true,
+        messages: messages |> Enum.map(&api_message/1),
+        tools: tool_definition
+      }
+
+      headers = [{"authorization", "Bearer #{api_key}"}]
+
+      case Req.post(api_url,
+             json: body,
+             headers: headers,
+             into: fn {:data, data}, acc ->
+               data
+               |> String.split("\n")
+               |> Enum.each(&handle_stream_line(server, &1))
+
+               {:cont, acc}
+             end
+           ) do
+        {:ok, _} ->
+          :ok
+
+        {:error, reason} ->
+          IO.warn("AI request failed: #{inspect(reason)}")
+      end
+    end)
+  end
+
+  def api_message(%{role: role, content: content}) do
+    %{role: Atom.to_string(role), content: content}
+  end
+end