{ inputs, config, pkgs, ... }:

let
  tmux-themepack = pkgs.tmuxPlugins.mkTmuxPlugin {
    pluginName = "tmux-themepack";
    rtpFilePath = "themepack.tmux";
    version = "unstable-2019-12-22";
    src = pkgs.fetchFromGitHub {
      owner = "jimeh";
      repo = "tmux-themepack";
      rev = "7c59902f64dcd7ea356e891274b21144d1ea5948";
      sha256 = "sha256-c5EGBrKcrqHWTKpCEhxYfxPeERFrbTuDfcQhsUAbic4=";
    };
  };

in {
  programs.tmux = {
    shell = "${pkgs.zsh}/bin/zsh";
    terminal = "screen-256color";
    enable = true;
    clock24 = true;
    shortcut = "a";
    escapeTime = 0;
    newSession = true;
    mouse = true;
    keyMode = "vi";
    plugins = [
      pkgs.tmuxPlugins.vim-tmux-navigator
      pkgs.tmuxPlugins.better-mouse-mode
      pkgs.tmuxPlugins.yank
      {
        plugin = tmux-themepack;
        extraConfig = ''
          set -g @themepack "powerline/double/blue"
          set-window-option -g status-left " #S "
          set-window-option -g status-right " #{prefix_highlight} \"#(hostname)\" %H:%M %d-%b-%y "
          set-window-option -g window-status-format " #I: #W "
          set-window-option -g window-status-current-format " #I: #W "
        '';

      }
    ];
    extraConfig = ''
      set-window-option -g mode-keys vi
      bind-key -T copy-mode-vi 'v' send -X begin-selection
      bind-key -T copy-mode-vi 'y' send -X copy-selection

      bind | split-window -h -c "#{pane_current_path}"
      bind - split-window -v -c "#{pane_current_path}"
      bind c new-window -c "#{pane_current_path}"
      unbind '"'
      unbind %

      set-option -g xterm-keys on
    '';
  };
}
