home (intellij): Introduce module

The module provides a configuration option for more easily
defining desired plugins.

See https://github.com/NixOS/nixpkgs/blob/592c8f0596a49ea386d1355d930b70f53b6bda9f/pkgs/applications/editors/jetbrains/readme.md
for more details.

home/desktop/default.nix

@@ -10,6 +10,7 @@ in {
     ../alacritty
     ../firefox
     ../gnome
+    ../intellij
     ../vscode
   ];
 
@@ -20,7 +21,6 @@ in {
   config = lib.mkIf cfg.enable {
     # software not available as Home Manager module
     home.packages = with pkgs; [
-      jetbrains.idea-community
       fractal-next
       logseq
     ];
@@ -29,6 +29,10 @@ in {
       alacritty.enable = true;
       firefox.enable = true;
       gnome.enable = true;
+      intellij = {
+        enable = true;
+        plugins = ["asciidoc"];
+      };
       vscode.enable = true;
     };
   };

home/intellij/default.nix

@@ -0,0 +1,22 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.my.home.desktop.intellij;
+in {
+  options.my.home.desktop.intellij = {
+    enable = lib.mkEnableOption "intellij";
+    plugins = lib.mkOption {
+      type = lib.types.listOf lib.types.str;
+      default = [];
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    home.packages = with pkgs; [
+      (jetbrains.plugins.addPlugins jetbrains.idea-community cfg.plugins)
+    ];
+  };
+}