Add configure-locale implementation

configs/crystal/configure-locale/up.nu

@@ -1,5 +1,47 @@
 let RUN_IN_CHROOT = true;
+
+def set_keymap [keymap: string] {
+    debug $"Setting keymap to ($keymap)"
+    touch /etc/vconsole.conf
+    $"\nKEYMAP=($keymap)" | save -a /etc/vconsole.conf
+}
+
+def set_timezone [timezone: string] {
+    debug $"Setting timezone to ($timezone)"
+    run ln -sf $"/usr/share/zoneinfo/($timezone)" /etc/localtime
+    run hwclock --systohc
+}
+
+def set_locales [locales] {
+    debug $"Setting locales to ($locales)"
+    mut new_locales = $locales
+
+    if ($new_locales | length) == 0 {
+        warn "No locale configured. Defaulting to en_US.UTF_8"
+        # set a default locale
+        $new_locales = ["en_US.UTF-8 UTF-8"]        
+        "LANG=en_US.UTF-8" | save -f /etc/locale.conf
+    } else {
+        # save the first locale as the leading one
+        let first_locale = ($new_locales.0 | split row " " | get 0)
+        $"LANG=($first_locale)" | save -f /etc/locale.conf
+    }
+
+    $new_locales | each {|$locale|
+        let locale_parts = ($locale | split row " ")
+        let locale_name = $locale_parts.0
+        let encoding = $locale_parts.1
+        $"($locale_name) ($encoding)\n" | save -a /etc/locale.gen
+    }
+    run locale-gen
+}
+
 # Applies all system changes of `configure-locale`
 def main [cfg] {
-    echo "Executing up task `configure-locale` with config" $cfg
+    debug $"Configuring locale with config ($cfg)"
+    set_keymap $cfg.keymap
+    set_timezone $cfg.timezone
+    set_locales $cfg.locale
+
+    info "Locale configured"
 }

src/task/commands/todo.rs

@@ -43,7 +43,7 @@ impl Command for TodoCommand {
                 String::from("TODO"),
                 format!("This is a TODO: {}", args.join(" ")),
                 Some(call.span()),
-                Some(String::from("Implement this functionality")),
+                Some(args.join(" ")),
                 vec![],
             ))
         }