nix: add nufetch.nu (#963)

Adds nufetch, a simple neofetch/hyfetch alternative
nushell · Sep 30, 2024 · 7211896 · 7211896
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diff --git a/modules/nix/README.md b/modules/nix/README.md
@@ -49,3 +49,20 @@ Shows changed packages after running `nixos-rebuild switch/boot` and change in t
 ╰────┴──────────────────┴───────────────────────┴────────┴────────────╯
 ```
 
+### nufetch
+
+nu alternative to `neofetch`/`hyfetch`.
+```
+╭──────────┬───────────────────────────────────╮
+│ kernel   │ 6.11.0                            │
+│ nu       │ 0.98.0                            │
+│          │ ╭─────────────┬────────┬────────╮ │
+│ packages │ │ environment │ number │  size  │ │
+│          │ ├─────────────┼────────┼────────┤ │
+│          │ │ system      │    825 │ 5.7 GB │ │
+│          │ │ sperber     │    352 │ 1.5 GB │ │
+│          │ │ steam       │    929 │ 5.4 GB │ │
+│          │ ╰─────────────┴────────┴────────╯ │
+│ uptime   │ 3hr 1min 18sec                    │
+╰──────────┴───────────────────────────────────╯
+```
diff --git a/modules/nix/nufetch.nu b/modules/nix/nufetch.nu
@@ -0,0 +1,8 @@
+export def main [] { 
+{
+"kernel": $nu.os-info.kernel_version, 
+"nu": $env.NU_VERSION, 
+"packages": (ls /etc/profiles/per-user | select name | prepend [[name];["/run/current-system/sw"]] | each { insert "number" (nix path-info --recursive ($in | get name) | lines | length) | insert "size" ( nix path-info -S ($in | get name) | parse -r '\s(.*)' | get capture0.0 | into filesize) | update "name" ($in | get name | parse -r '.*/(.*)' | get capture0.0 | if $in == "sw" {"system"} else {$in}) | rename "environment"}), 
+"uptime": (sys host).uptime 
+}
+}