1 files changed, 36 insertions, 0 deletions
diff --git a/lib/powerdnsex/config.ex b/lib/powerdnsex/config.ex
new file mode 100644
index 0000000..50589d4
--- /dev/null
+++ b/lib/powerdnsex/config.ex
@@ -0,0 +1,36 @@
+defmodule PowerDNSex.Config do
+  defstruct url: "",
+            token: ""
+
+  alias PowerDNSex.Config
+
+  def data do
+    set_attr_value = &(Map.put(&2, &1, get_key(&1)))
+
+    %Config{}
+    |> Map.from_struct
+    |> Map.keys
+    |> Enum.reduce(%Config{}, set_attr_value)
+  end
+
+  def powerdns_url do
+    data.url
+  end
+
+  def powerdns_token do
+    data.token
+  end
+
+  ###
+  # Private
+  ###
+
+  defp get_key(key) do
+    case Application.fetch_env(:powerdns, key) do
+      {:ok, {:system, env_var_name}} -> System.get_env(env_var_name)
+      {:ok, value} -> value
+      _ ->
+        raise "[PowerDNSex] PowerDNS #{Atom.to_string(key)} not configured."
+    end
+  end
+end