From 0ea8ddb549614230ef3b21a1d43a7c79096a1c0c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9ana=20=E6=B1=9F?= <leana.jiang+git@icloud.com>
Date: Mon, 14 Jul 2025 08:11:46 +0200
Subject: [PATCH] vanadium: update locale

---
 nix/configurations/vanadium/nixos/locale.nix | 53 ++++++++++++--------
 1 file changed, 33 insertions(+), 20 deletions(-)

diff --git a/nix/configurations/vanadium/nixos/locale.nix b/nix/configurations/vanadium/nixos/locale.nix
index e87a37ce..5258dbb3 100644
--- a/nix/configurations/vanadium/nixos/locale.nix
+++ b/nix/configurations/vanadium/nixos/locale.nix
@@ -1,34 +1,47 @@
-{
-  time.timeZone = "Europe/Paris";
+{lib, ...}: {
+  # https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
+  # `timedatectl list-timezones`
+  time.timeZone = "Asia/Taipei";
 
   i18n = {
     defaultLocale = "en_US.UTF-8";
-    supportedLocales = [
+    extraLocales = [
       "en_US.UTF-8/UTF-8"
       "fr_FR.UTF-8/UTF-8"
       "zh_TW.UTF-8/UTF-8"
     ];
-    extraLocaleSettings = {
-      # LC_CTYPE = "en_US.UTF-8";
-      # LC_NUMERIC = "en_US.UTF-8";
-      LC_TIME = "fr_FR.UTF-8";
-      # LC_COLLATE = "en_US.UTF-8";
-      LC_MONETARY = "fr_FR.UTF-8";
-      # LC_MESSAGES = "en_US.UTF-8";
-      # LC_PAPER = "en_US.UTF-8";
-      # LC_NAME = "en_US.UTF-8";
-      LC_ADDRESS = "fr_FR.UTF-8";
-      # LC_TELEPHONE = "en_US.UTF-8";
-      # LC_MEASUREMENT = "en_US.UTF-8";
-      # LC_IDENTIFICATION = "en_US.UTF-8";
-      # LC_ALL=
-    };
+    extraLocaleSettings =
+      # A list of env variables you might want to set
+      #
+      # "LC_CTYPE"
+      # "LC_NUMERIC"
+      # "LC_TIME"
+      # "LC_COLLATE"
+      # "LC_MONETARY"
+      # "LC_MESSAGES"
+      # "LC_PAPER"
+      # "LC_NAME"
+      # "LC_ADDRESS"
+      # "LC_TELEPHONE"
+      # "LC_MEASUREMENT"
+      # "LC_IDENTIFICATION"
+      let
+        genLocale = locale: lib.flip lib.genAttrs (_: locale);
+      in
+        genLocale "zh_TW.UTF-8" [
+          "LC_TIME"
+          "LC_MONETARY"
+          "LC_ADDRESS"
+        ];
   };
 
-  # Wireless Regulatory Domain
+  # Wireless Regulatory Domain, uses ISO / IEC 3166 country code
+  #
+  # links:
   # https://community.frame.work/t/framework-nixos-linux-users-self-help/31426/77
+  # https://wireless.docs.kernel.org/en/latest/en/developers/regulatory.html#the-ieee80211-regdom-module-parameter
   hardware.wirelessRegulatoryDatabase = true;
   boot.extraModprobeConfig = ''
-    options cfg80211 ieee80211_regdom="FR"
+    options cfg80211 ieee80211_regdom="TW"
   '';
 }