refactor: centralize workstation HM base and derive terminal from user metadata

2026-04-21 22:10:11 +02:00
parent d252de8a3a
commit 055a139fd2
13 changed files with 213 additions and 66 deletions
@@ -1,10 +1,47 @@
 {
  flake.modules.homeManager.terminal =
-    { pkgs, ... }:
    {
+      config,
+      lib,
+      pkgs,
+      ...
+    }:
+    let
+      rawTerminalAttrPath = lib.splitString "." config.meta.user.terminalPackageAttr;
+      terminalAttrPath =
+        if rawTerminalAttrPath != [ ] && builtins.head rawTerminalAttrPath == "pkgs" then
+          builtins.tail rawTerminalAttrPath
+        else
+          rawTerminalAttrPath;
+      terminalPackage = lib.attrByPath terminalAttrPath null pkgs;
+      hasTerminalPackage = terminalPackage != null;
+      hasMainProgram = hasTerminalPackage && terminalPackage ? meta.mainProgram;
+      terminalDesktopId =
+        if hasMainProgram then "${terminalPackage.meta.mainProgram}.desktop" else null;
+    in
+    {
+      assertions = [
+        {
+          assertion = hasTerminalPackage;
+          message = "Unknown terminal package `${config.meta.user.terminalPackageAttr}` for user `${config.meta.user.name}`.";
+        }
+        {
+          assertion = hasMainProgram;
+          message = "Terminal package `${config.meta.user.terminalPackageAttr}` must define `meta.mainProgram`.";
+        }
+        {
+          assertion = hasMainProgram && builtins.pathExists "${terminalPackage}/share/applications/${terminalDesktopId}";
+          message = "Terminal package `${config.meta.user.terminalPackageAttr}` must provide `${terminalDesktopId}`.";
+        }
+        {
+          assertion = hasMainProgram && terminalPackage.meta.mainProgram == "kitty";
+          message = "The terminal feature currently only supports kitty-specific Home Manager configuration.";
+        }
+      ];
+
      xdg.terminal-exec = {
        enable = true;
-        settings.default = [ "kitty.desktop" ];
+        settings.default = lib.optional (terminalDesktopId != null) terminalDesktopId;
      };

      programs.kitty = {