feature(zsh): only display a theme with glyphs if the terminal is able to render them

Reviewed-on: #26

flake.lock

@@ -28,11 +28,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1772633327,
-        "narHash": "sha256-jl+DJB2DUx7EbWLRng+6HNWW/1/VQOnf0NsQB4PlA7I=",
+        "lastModified": 1772807318,
+        "narHash": "sha256-Qjw6ILt8cb2HQQpCmWNLMZZ63wEo1KjTQt+1BcQBr7k=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "5a75730e6f21ee624cbf86f4915c6e7489c74acc",
+        "rev": "daa2c221320809f5514edde74d0ad0193ad54ed8",
         "type": "github"
       },
       "original": {
@@ -43,11 +43,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1772542754,
-        "narHash": "sha256-WGV2hy+VIeQsYXpsLjdr4GvHv5eECMISX1zKLTedhdg=",
+        "lastModified": 1772624091,
+        "narHash": "sha256-QKyJ0QGWBn6r0invrMAK8dmJoBYWoOWy7lN+UHzW1jc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "8c809a146a140c5c8806f13399592dbcb1bb5dc4",
+        "rev": "80bdc1e5ce51f56b19791b52b2901187931f5353",
         "type": "github"
       },
       "original": {
@@ -87,11 +87,11 @@
         "noctalia-qs": "noctalia-qs"
       },
       "locked": {
-        "lastModified": 1772639853,
-        "narHash": "sha256-u8/61CqpmQprdEiVYHnzZe1Ujv98+MRPJdFuAaOmp4c=",
+        "lastModified": 1772821410,
+        "narHash": "sha256-KE3cnl3eKdfoPwo5aTWmb9j2ROPcdaxWCZ9wSt2VDLc=",
         "owner": "noctalia-dev",
         "repo": "noctalia-shell",
-        "rev": "13dad396520b05691bf1fea1af11f94d3ce4142d",
+        "rev": "c685b70f10bc59180e515ccad86a80a671ce80a0",
         "type": "github"
       },
       "original": {
@@ -108,11 +108,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1772227064,
-        "narHash": "sha256-f821ZSoGpa/aXrWq0gPpea9qBnX8KDyavGKkptz2Mog=",
+        "lastModified": 1772673824,
+        "narHash": "sha256-TLHXPoELZA6VeuzC1Zpx+MnSsYzrJs+DSieMgfjAOJc=",
         "owner": "noctalia-dev",
         "repo": "noctalia-qs",
-        "rev": "0741d27d2f7db567270f139c5d1684614ecf9863",
+        "rev": "f8531192cd09b9ea2e78d18e9cfc9d3dba498690",
         "type": "github"
       },
       "original": {

modules/home-manager/shell.nix

@@ -1,15 +1,25 @@
 { config, pkgs, inputs, ... }:
  
 {
+  # configure z-shell to use omz with some plugins
   programs.zsh = {
     enable = true;
     autosuggestion.enable = true;
     syntaxHighlighting.enable = true;
     oh-my-zsh = {
       enable = true;
-      theme = "agnoster";
+      # theme will be set below
+      theme = "";
       plugins = [ "git" "ssh-agent" "gpg-agent" ];
     };
+    # only display a fancy theme when glyphs are rendered
+    initExtraBeforeCompInit = ''
+      if [[ "$TERM" == "linux" || "$TERM" == "screen" ]]; then
+        ZSH_THEME="gentoo"
+      else
+        ZSH_THEME="agnoster"
+      fi
+    '';
   };
 
   # set important env vars

modules/nixos/noctalia.nix

@@ -8,6 +8,5 @@
     adwaita-qt6
     brightnessctl
     playerctl
-    quickshell
   ];
 }