home-manager: refactor a bit

2 files changed, 27 insertions, 15 deletions

diff --git a/flake.nix b/flake.nix
index 79121d2..35763ae 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,18 +18,33 @@
     };
   };
 
-  outputs = { nixpkgs, home-manager, ... } @ inputs: {
-    homeConfigurations.ken = home-manager.lib.homeManagerConfiguration {
+  outputs = {
+    nixpkgs,
+    home-manager,
+    ...
+  } @ inputs:
+  let
+    mkHomeConfiguration = {
+      system,
+      env,
+      ...
+    }: home-manager.lib.homeManagerConfiguration {
       pkgs = import nixpkgs {
-        system = "x86_64-linux";
+        system = system;
         config.allowUnfree = true;
       };
       extraSpecialArgs = {
         inherit inputs;
+        inherit env;
       };
       modules = [
         ./home-manager/home.nix
       ];
     };
+  in {
+    homeConfigurations.ken = mkHomeConfiguration {
+      system = "x86_64-linux";
+      env.gui.clipboard.copyCommand = null;
+    };
   };
 }
diff --git a/home-manager/home.nix b/home-manager/home.nix
index a0eb5cd..3a61227 100644
--- a/home-manager/home.nix
+++ b/home-manager/home.nix
@@ -1,7 +1,7 @@
-{ pkgs, ... }:
-
+{ pkgs, specialArgs, ... }:
 let
-  isWayland = builtins.getEnv "XDG_SESSION_TYPE" == "wayland";
+  clipboardCopyCommand = specialArgs.env.gui.clipboard.copyCommand;
+  requiresWlClipboard = clipboardCopyCommand == "wl-copy";
 in
 {
   home.username = "ken";
@@ -39,7 +39,7 @@ in
     # pkgs.zsh
 
     pkgs.nodePackages.typescript-language-server
-  ] ++ pkgs.lib.optional isWayland pkgs.wl-clipboard;
+  ] ++ pkgs.lib.optional requiresWlClipboard pkgs.wl-clipboard;
 
   home.file = {
     # "hoge".source = dotfiles/piyo;
@@ -68,19 +68,16 @@ in
     prefix = "C-t";
     terminal = "tmux-256color";
 
-    extraConfig = (
+    extraConfig =
       let
         commonConfig = builtins.readFile ./config/tmux/tmux.conf;
-        extraConfig = if isWayland then
+        extraConfig = if clipboardCopyCommand != null then
           ''
-            bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "wl-copy"
+            bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "${clipboardCopyCommand}"
           ''
         else
-          ''
-            bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "pbcopy"
-          '';
+          "";
       in
-      commonConfig + extraConfig
-    );
+      commonConfig + extraConfig;
   };
 }