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

{
  programs.tmux = {
    enable = true;

    # Shell and terminal
    shell = "${pkgs.zsh}/bin/zsh";
    terminal = "tmux-256color";
    terminalOverrides = [ "*256col*:Tc" ];

    # Indexing
    baseIndex = 1;
    paneBaseIndex = 1;
    renumberWindows = true;

    # Mouse and clipboard
    mouse = false;
    setClipboard = true;

    # History
    historyLimit = 50000;

    # Status bar
    statusInterval = 1;
    statusPosition = "top";
    statusJustify = "left";
    statusStyle = "bg=black,fg=brightwhite";
    statusLeft = "#[bg=colour236,fg=brightwhite]#{?session_path, #(basename #{session_path}) ,}";
    statusRight = "#[bg=colour236,fg=brightwhite] #H #[bg=colour235,fg=brightwhite] %H:%M:%S ";
    statusLeftLength = 100;
    statusRightLength = 100;

    # Window styling
    windowStatusFormat = " #[fg=white]#I:#[fg=white]#W#{?window_flags,#F,} ";
    windowStatusCurrentFormat = "#[bg=colour235,fg=brightred,bold] #I:#W#{?window_flags,#F,} ";
    windowStatusSeparator = "";

    # Pane styling
    paneActiveBorderStyle = "fg=brightred";
    paneBorderStyle = "fg=colour238";

    # Message styling
    messageStyle = "bg=colour236,fg=brightwhite";
    messageCommandStyle = "bg=colour236,fg=brightwhite";

    # Mode and clock
    modeStyle = "bg=brightred,fg=black";
    clockModeColour = "brightred";
    clockModeStyle = 24;

    # Copy mode
    copyMode = {
      vi = true;
    };

    # Keybindings
    keyBindings = [
      {
        key = "y";
        command = "copy-mode";
      }
      {
        key = "h";
        command = "select-pane -L";
        options = { repeat = true; };
      }
      {
        key = "j";
        command = "select-pane -D";
        options = { repeat = true; };
      }
      {
        key = "k";
        command = "select-pane -U";
        options = { repeat = true; };
      }
      {
        key = "l";
        command = "select-pane -R";
        options = { repeat = true; };
      }
      {
        key = "r";
        command = "source-file ~/.config/tmux/tmux.conf \\; display-message \"tmux.conf reloaded\"";
        options = { repeat = true; };
      }
      {
        key = "q";
        command = "display-popup -E -w 60% -h 60% -d '#{session_path}' 'nvim quicknote.md'";
      }
    ];

    # Additional settings via extraConfig
    extraConfig = ''
      set -ga terminal-overrides ",*256col*:Tc"
      set -g focus-events on
      set -g pane-border-lines heavy
    '';
  };
}