nixos-config/modules/programs/tmux/default.nix

{ config, lib, pkgs, ... }:

let
  cfg = config.ptw.programs.tmux;
in {
  options.ptw.programs.tmux = {
    enable = lib.mkEnableOption "Enable and configure tmux using HomeManager";
  };

  config = lib.mkIf cfg.enable {
    environment.systemPackages = [ pkgs.tmux ];
    home-manager.users."${config.ptw.system.singleUser}".programs.tmux = {
      enable = true;
      extraConfig = ''
        set -g mouse on
        set -g history-limit 1000
        setw -g monitor-activity on
        set -g visual-activity on

        bind r source-file ~/.config/tmux/config

        ## Status bar design
        # status line
        set -g status-justify left
        set -g status-interval 2

        # window status
        setw -g window-status-format " #F#I:#W#F "
        setw -g window-status-current-format " #F#I:#W#F "
        setw -g window-status-format "#[fg=magenta]#[bg=black] #I #[bg=cyan]#[fg=colour8] #W "
        setw -g window-status-current-format "#[bg=brightmagenta]#[fg=colour8] #I #[fg=colour8]#[bg=colour14] #W "

        # Info on left (I don't have a session display for now)
        set -g status-left ""

        # loud or quiet?
        set-option -g visual-activity off
        set-option -g visual-bell off
        set-option -g visual-silence off
        set-window-option -g monitor-activity off
        set-option -g bell-action none

        set -g default-terminal "screen-256color"

        # The modes {
        setw -g clock-mode-colour colour135

        # }

        # The statusbar {
        set -g status-position bottom
        set -g status-left ""
        set -g status-right '#[fg=colour233,bg=colour241,bold] %d/%m #[fg=colour233,bg=colour245,bold] %H:%M:%S '
        set -g status-right-length 50
        set -g status-left-length 20

        setw -g window-status-current-format ' #I#[fg=colour250]:#[fg=colour255]#W#[fg=colour50]#F '

        setw -g window-status-format ' #I#[fg=colour237]:#[fg=colour250]#W#[fg=colour244]#F '
        # }
    '';
    };
  };
}