Added tmux config

modules/apps/tmux/default.nix

@@ -0,0 +1,80 @@
+{
+  options,
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.aa.apps.tmux;
+in {
+  options.aa.apps.tmux = with types; {
+    enable = mkEnableOption "tmux";
+  };
+
+  config = mkIf cfg.enable {
+    aa.home.extraOptions = {
+      programs.tmux = {
+        enable = true;
+        keyMode = "vi";
+        newSession = true;
+        sensibleOnTop = true;
+        terminal = "screen-256color";
+
+        # TOOD: Check if neovim is enabled before config vim integrations
+
+        plugins = with pkgs.tmuxPlugins; [
+          {
+            plugin = resurrect;
+            extraConfig = ''
+              set -g @resurrect-capture-pane-contents 'on'
+              set -g @resurrect-strategy-vim 'session'
+            '';
+          }
+
+          vim-tmux-navigator
+        ];
+
+        extraConfig = ''
+          # Color fix
+          # set-option -ga terminal-overrides ",alacritty:Tc,xterm-256color:Tc"
+
+          # Scrolling with mouse wheel scrolls output instead of previous commands
+          setw -g mouse on
+
+          # Open panes in the same directory
+          bind c new-window -c "#{pane_current_path}"
+          bind '"' split-window -c "#{pane_current_path}"
+          bind % split-window -h -c "#{pane_current_path}"
+
+          # Eye Candy
+          # set -g @plugin 'mattdavis90/base16-tmux'
+          # set -g @colors-base16 'darktooth'
+
+          # Integration with tmuxline.vim
+          source-file ~/theme
+
+          # 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|n?vim?x?)(-wrapped)?(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
+        '';
+      };
+    };
+  };
+}

systems/x86_64-vm/virt/default.nix

@@ -20,6 +20,7 @@ with lib; {
     suites.desktop.enable = true;
     tools.git.enable = true;
     apps.neovim.enable = true;
+    apps.tmux.enable = true;
   };
 
   users.users.virt = {