home: tmux-vim pane navigator config

adfaure · May 24, 2024 · 3d46fa1 · 3d46fa1
1 parent 2fd20f6
commit 3d46fa1
Show file tree

Hide file tree

Showing 3 changed files with 49 additions and 5 deletions.
diff --git a/homes/modules/tmux/default.nix b/homes/modules/tmux/default.nix
@@ -16,11 +16,7 @@ in {
         bind-key C-h display-popup -E -h 75% -w 75% -d "#{pane_current_path}" "${pkgs.zenith}/bin/zenith"
         bind-key C-s display-popup -E -h 75% -w 75% -d "#{pane_current_path}" "(tmux new-session -s scratch -d && tmux new-window -t scratch:4 'nvim "+:ObsidianToday"'); tmux a -t scratch:1"
 
-        # bind-key C-p display-popup -E -h 75% -w 75% -d "#{pane_current_path}" "tmux attach -t scratch:2"
-        # bind-key C-r display-popup -E -h 75% -w 75% -d "#{pane_current_path}" "tmux attach -t scratch:3"
         bind-key C-j display-popup -E -h 75% -w 75% -d "#{pane_current_path}" "tmux attach -t scratch:4"
       '';
   };
-
-  home.packages = with pkgs; [];
 }
diff --git a/homes/modules/vim-tmux-panes/default.nix b/homes/modules/vim-tmux-panes/default.nix
@@ -0,0 +1,46 @@
+{ lib, config, pkgs, ... }:
+let
+  inherit (lib) mkEnableOption mkIf;
+  cfg = config.adfaure.home-modules.vim-tmux-nav-conf;
+in {
+  options.adfaure.home-modules.vim-tmux-nav-conf = {
+    enable = mkEnableOption "vim-tmux-nav-conf";
+  };
+
+  config = mkIf cfg.enable {
+  programs.tmux.extraConfig = ''
+    # Smart pane switching with awareness of Vim splits.
+    # See: https://github.com/christoomey/vim-tmux-navigator
+    is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
+        | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|l?n?vim?x?|fzf)(diff)?$'"
+    bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
+    bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
+    bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
+    bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
+    tmux_version='$(tmux -V | sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'
+    if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
+        "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
+    if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
+        "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
+
+    bind-key -T copy-mode-vi 'C-h' select-pane -L
+    bind-key -T copy-mode-vi 'C-j' select-pane -D
+    bind-key -T copy-mode-vi 'C-k' select-pane -U
+    bind-key -T copy-mode-vi 'C-l' select-pane -R
+    bind-key -T copy-mode-vi 'C-\' select-pane -l
+  '';
+
+  programs.neovim = {
+    extraConfig = ''
+      let g:tmux_navigator_no_mappings = 1
+
+      nnoremap <silent> <C-H> :<C-U>TmuxNavigateLeft<cr>
+      nnoremap <silent> <C-J> :<C-U>TmuxNavigateDown<cr>
+      nnoremap <silent> <C-K> :<C-U>TmuxNavigateUp<cr>
+      nnoremap <silent> <C-L> :<C-U>TmuxNavigateRight<cr>
+    '';
+
+    plugins = [ pkgs.vimPlugins.vim-tmux-navigator ];
+  };
+};
+}
diff --git a/homes/modules/vim/default.nix b/homes/modules/vim/default.nix
@@ -24,7 +24,9 @@ in {
     # vimAlias = true;
     # withPython3 = true;
     # https://github.com/nix-community/home-manager/issues/1712
-    extraConfig = builtins.readFile "${my-dotfiles}/files/vimrc";
+
+    extraConfig = (builtins.readFile "${my-dotfiles}/files/vimrc");
+
     extraLuaConfig = builtins.readFile ./init.lua;
     plugins = my_vim_plugins.plugins;
     # extraPackages = with pkgs;