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

let
  cfg = config.ctucxConfig.services.waybar;

in {

  options = {
    ctucxConfig.services.waybar = {
      enable = lib.mkEnableOption "waybar";
    };
  };

  config = lib.mkIf cfg.enable {

    home-manager.users.katja = {
      wayland.windowManager.sway.config.startup = [
        { always = true; command = "systemctl --user restart waybar"; }
      ];

      systemd.user.services.waybar.Service.Environment = "PATH=$PATH:${pkgs.iwd}/bin";

      programs = {
        waybar = {
          enable        = true;
          systemd.enable = true;

          package = pkgs.waybar.override {
            hyprlandSupport = false;
          };

          settings = [{
            layer    = "top";
            position = "top";

            height   = 40;

            modules-left   = [ "sway/workspaces" "sway/mode" ];
            modules-center = [ "clock" ];
            modules-right  = [
              "tray" "disk" "memory" "cpu" "idle_inhibitor" "network#wifi" "battery" "pulseaudio"
            ];

            "sway/workspaces" = {
              disable-scroll = true;
            };

            "sway/mode" = {
              tooltip = false;
              format  = "<span style=\"italic\">{}</span>";
            };

            clock = {
              interval       = 1;
              format         = "{:%H:%M:%S}";
              format-alt     = "{:%Y-%m-%d}";
              tooltip-format = "<big>{:%Y %B}</big>\n<tt><small>{calendar}</small></tt>";
            };

            tray = {
              tooltip   = false;
  #             icon-size = 21;
              spacing   = 10;
            };

            disk = {
              format         = "  {}%";
              tooltip-format = "SSD: {used} / {total} used";
            };

            memory = {
              format         = "  {}%";
              tooltip-format = "RAM: {used:0.1f}G / {total:0.1f}G used";
            };

            cpu = {
              format  = "  {usage}%";
              tooltip = false;
            };

            battery = {
              bat       = "BAT0";
              adapter   = "AC";
              interval  = 10;
              full-at   = 99;
              states    = {
                full     = 100;
                good     = 99;
                warning  = 40;
                critical = 15;
              };

              format          = "{icon}  <span color='white'>{capacity}%</span>";
              format-charging = "  <span color='white'>{capacity}%</span>";
              format-plugged  = "  <span color='white'>{capacity}%</span>";
              format-empty    = "";
              format-full     = "";
              format-icons    = ["" "" "" "" ""];
            };

            "network#wifi" = {
              interface           = "wlan0*";
              tooltip-format      = "{ifname}: {ipaddr}/{cidr}";

              on-click            = "${pkgs.rofi-wayland}/bin/rofi -show wifi -modi 'wifi:${pkgs.rofi-iwd-wifi-menu}/bin/iwdrofimenu'";

              format-ethernet     = "";
              format-wifi         = "  {essid} ({signalStrength}%)";
              format-linked       = "";
              format-disconnected = "";
            };

            pulseaudio = {
              scroll-step    = 1;
              on-click       = "${pkgs.pavucontrol}/bin/pavucontrol";

              format                 = "{format_source} {icon}  {volume}%";
              format-bluetooth       = "{format_source} {icon} {volume}%";
              format-bluetooth-muted = "{format_source}  ";
              format-muted           = "{format_source} ";
              format-source          = "";
              format-source-muted    = "";
              format-icons = {
                headphone = "";
                phone     = "";
                portable  = "";
                car       = "";
                default   = ["" "" ""];
              };
            };

            idle_inhibitor = {
              format = "{icon}";
              format-icons = {
                activated = "";
                deactivated = "";
              };
            };
          }];

          style = ''
            @keyframes blink {
                to {
                    background: transparent;
                    color: #fff;
                }
            }

            * {
                font-family: 'Noto Sans';
                font-size: 15px;
                border: none;
                border-radius: 0;
                min-height: 0;
                transition: none;
                box-shadow: none;
            }

            window#waybar {
                /* background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0)); */
                background: rgba(0, 0, 0, 0.5);
                color: white;
                border-bottom: 2px solid rgba(59, 135, 86, 0.5);
            }

            #workspaces button.focused {
                background: rgba(255, 255, 255, 0.1);
                border-bottom: 3px solid rgb(74, 169, 108);
            }

            #workspaces button:hover {
                background: rgba(255, 255, 255, 0.06);
            }

            #clock {
                font-size: 16px;
                font-family: 'Noto Mono', monospace;
            }

            #disk, #memory, #cpu, #idle_inhibitor, #battery, #pulseaudio, #network {
                padding: 0px 15px;
            }

            #battery {
                color: #a3be8c;
            }

            #battery.charging {
                color: #a3be8c;
            }

            #battery.critical:not(.charging) {
                background: rgba(245, 60, 60, 0.4);
                color: #fff;

                border-radius: 15px;
                margin: 6px;

                animation-name: blink;
                animation-duration: 1s;
                animation-timing-function: linear;
                animation-iteration-count: infinite;
                animation-direction: alternate;
            }
          '';

        };
      };

    };
  };

}