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

let
  vars = import ./variables.nix;
in {
  services.polybar = {
    enable = true;

    extraConfig = ''
      [bar/example]
      width = 98%
      height = 30pt
      radius = 15
      offset-x = 1%
      offset-y = 1%
      override-redirect = true
      fixed-center = true
      enable-ipc = true

      background = ${vars.colors.background}
      foreground = ${vars.colors.foreground}

      line-size = 4pt
      border-size = Opt
      border-color = #00000000

      padding-left = 1
      padding-right = 1
      module-margin = 1

      separator = |
      separator-foreground = ${vars.colors.disabled}

      font-0 = fira code;2

      modules-left = xworkspaces spotify spotify-prev spotify-play-pause spotify-next
      modules-center = date
      modules-right = filesystem memory cpu pulseaudio-devices wlan xkeyboard battery

      [module/systray]
      type = internal/tray
      format-margin = 8pt
      tray-spacing = 16pt

      [module/xworkspaces]
      type = internal/xworkspaces
      label-active = %name%
      label-active-background = ${vars.colors.background-alt}
      label-active-underline = ${vars.colors.primary}
      label-active-padding = 1
      label-occupied = %name%
      label-occupied-padding = 1
      label-urgent = %name%
      label-urgent-background = ${vars.colors.alert}
      label-urgent-padding = 1
      label-empty = %name%
      label-empty-foreground = ${vars.colors.disabled}
      label-empty-padding = 1

      [module/xwindow]
      type = internal/xwindow
      label = %title:0:60:...%

      [module/filesystem]
      type = internal/fs
      interval = 25
      mount-0 = /
      label-mounted = %{F#F0C674}%mountpoint%%{F-} %percentage_used%%
      label-unmounted = %mountpoint% not mounted
      label-unmounted-foreground = ${vars.colors.disabled}

      [module/pulseaudio]
      type = internal/pulseaudio
      format-volume-prefix = "VOL "
      format-volume-prefix-foreground = ${vars.colors.primary}
      format-volume = <label-volume>
      label-volume = %percentage%%
      label-muted = muted
      label-muted-foreground = ${vars.colors.disabled}

      [module/xkeyboard]
      type = internal/xkeyboard
      blacklist-0 = num lock
      label-layout = %layout%
      label-layout-foreground = ${vars.colors.primary}
      label-indicator-padding = 2
      label-indicator-margin = 1
      label-indicator-foreground = ${vars.colors.background}
      label-indicator-background = ${vars.colors.secondary}

      [module/memory]
      type = internal/memory
      interval = 2
      format-prefix = "RAM "
      format-prefix-foreground = ${vars.colors.primary}
      label = %percentage_used:2%%

      [module/cpu]
      type = internal/cpu
      interval = 2
      format-prefix = "CPU "
      format-prefix-foreground = ${vars.colors.primary}
      label = %percentage:2%%

      [network-base]
      type = internal/network
      interval = 5
      format-connected = <label-connected>
      format-disconnected = <label-disconnected>
      label-disconnected = %{F#F0C674}%ifname%%{F#707880} disconnected

      [module/wlan]
      inherit = network-base
      interface-type = wireless
      label-connected = %{F#F0C674}%ifname%%{F-} %essid%

      [module/eth]
      inherit = network-base
      interface-type = wired
      label-connected = %{F#F0C674}%ifname%%{F-}

      [module/date]
      type = internal/date
      interval = 1
      date = %H:%M
      date-alt = %Y-%m-%d %H:%M:%S
      label = %date%
      label-foreground = ${vars.colors.primary}

      [settings]
      screenchange-reload = true
      pseudo-transparency = true

      [module/battery]
      type = internal/battery
      full-at = 100
      low-at = 15
      battery = BAT0
      adapter = ADP1
      poll-interval = 5

      [module/spotify]
      type = custom/script
      tail = true
      interval = 1
      format-prefix = "♫"
      format = <label>
      exec = get-spotify-status

      [module/spotify-prev]
      type = custom/script
      exec = echo "◀◀"
      format = <label>
      click-left = playerctl previous -p spotify

      [module/spotify-play-pause]
      type = custom/ipc
      hook-0 = echo "▶"
      hook-1 = echo "▶"
      initial = 1
      click-left = playerctl play-pause -p spotify

      [module/spotify-next]
      type = custom/script
      exec = echo "▶▶"
      format = <label>
      click-left = playerctl next -p spotify
    '';

    script = "polybar example --config=~/.config/polybar/config.ini &";
  };
}