1 files changed, 39 insertions, 0 deletions
diff --git a/modules/sys/core/localization.nix b/modules/sys/core/localization.nix
new file mode 100644
index 0000000..232133d
--- /dev/null
+++ b/modules/sys/core/localization.nix
@@ -0,0 +1,39 @@
+{ config, lib, ... }:
+{
+  options.szpont.locale = {
+    enable = lib.mkEnableOption "system localization (timezone and language)";
+
+    timeZone = lib.mkOption {
+      type = lib.types.str;
+      default = "Europe/Warsaw";
+      description = "the system timezone.";
+    };
+
+    format = lib.mkOption {
+      type = lib.types.str;
+      default = "pl_PL.UTF-8";
+      description = "the locale used for numbers, time, and measurements.";
+    };
+  };
+
+  config = lib.mkIf config.szpont.locale.enable {
+    time.timeZone = config.szpont.locale.timeZone;
+
+    i18n = {
+      defaultLocale = "en_US.UTF-8";
+
+      extraLocaleSettings = {
+        LC_TIME = config.szpont.locale.format;
+        LC_NUMERIC = config.szpont.locale.format;
+        LC_MONETARY = config.szpont.locale.format;
+        LC_PAPER = config.szpont.locale.format;
+        LC_MEASUREMENT = config.szpont.locale.format;
+        LC_COLLATE = config.szpont.locale.format;
+        LC_NAME = config.szpont.locale.format;
+        LC_ADDRESS = config.szpont.locale.format;
+        LC_TELEPHONE = config.szpont.locale.format;
+        LC_IDENTIFICATION = config.szpont.locale.format;
+      };
+    };
+  };
+}