dotfiles/users/alejandro/tmux.nix

{
  config,
  pkgs,
  ...
}: {
  programs.tmux = {
    enable = true;
    keyMode = "vi";
    newSession = true;
    sensibleOnTop = true;
    terminal = "screen-256color";

    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
    '';
  };
}