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

{
  xdg.configFile.i3status = {
    recursive = true;
    source = ../i3/i3status;
  };
  xsession.windowManager.i3 = let
    mod = "Mod4";
    mode_system = "System (l) lock, (e) logout, (s) suspend, (h) hibernate, (r) reboot, (Shift+s) shutdown";
    locker = "${pkgs.xautolock}/bin/xautolock -locknow";
  in
  {
    enable = true;
    config = {
      modifier = mod;
      assigns = {
        "1" = [{ class = "^Ripcord$"; }];
        "3" = [{ class = "^Firefox Developer Edition$"; }];
        "8" = [{ class = "^Emacs$"; }];
        "9" = [{ class = "\.exe$"; }];
        "10" = [{ class = "^Barrier$"; }];
      };
      floating = {
        criteria = [
          { class = "Pinentry$"; }
          # https://github.com/ValveSoftware/steam-for-linux/issues/1040
          { class = "^Steam$"; title = "^Friends$"; }
          { class = "^Steam$"; title = "Steam - News"; }
          { class = "^Steam$"; title = ".* - Chat"; }
          { class = "^Steam$"; title = "^Settings$"; }
          { class = "^Steam$"; title = ".* - event started"; }
          { class = "^Steam$"; title = ".* CD key"; }
          { class = "^Steam$"; title = "^Steam - Self Updater$"; }
          { class = "^Steam$"; title = "^Screenshot Uploader$"; }
          { class = "^Steam$"; title = "^Steam Guard - Computer Authorization Required$"; }
          { title = "^Steam Keyboard$"; }
        ];
      };
      window = {
        titlebar = false;
      };
      keybindings = {
        "${mod}+Return" = "exec --no-startup-id ${config.home.sessionVariables.TERMINAL}";
        # kill focused window
        "${mod}+w" = "kill";
        "${mod}+Shift+w" = "kill";

        "${mod}+Mod1+r" = "exec rofi -show run";
        "${mod}+space" = "exec \"rofi -show drun\"";

        # change focus
        "${mod}+h" = "focus left";
        "${mod}+j" = "focus down";
        "${mod}+k" = "focus up";
        "${mod}+l" = "focus right";

        "${mod}+grave" = "workspace 0";
        "${mod}+1" = "workspace 1";
        "${mod}+2" = "workspace 2";
        "${mod}+3" = "workspace 3";
        "${mod}+4" = "workspace 4";
        "${mod}+5" = "workspace 5";
        "${mod}+6" = "workspace 6";
        "${mod}+7" = "workspace 7";
        "${mod}+8" = "workspace 8";
        "${mod}+9" = "workspace 9";
        "${mod}+0" = "workspace 10";

        # move focused window
        "${mod}+Shift+h" = "move left";
        "${mod}+Shift+j" = "move down";
        "${mod}+Shift+k" = "move up";
        "${mod}+Shift+l" = "move right";

        "${mod}+Shift+grave" = "move container to workspace 0";
        "${mod}+Shift+1" = "move container to workspace 1";
        "${mod}+Shift+2" = "move container to workspace 2";
        "${mod}+Shift+3" = "move container to workspace 3";
        "${mod}+Shift+4" = "move container to workspace 4";
        "${mod}+Shift+5" = "move container to workspace 5";
        "${mod}+Shift+6" = "move container to workspace 6";
        "${mod}+Shift+7" = "move container to workspace 7";
        "${mod}+Shift+8" = "move container to workspace 8";
        "${mod}+Shift+9" = "move container to workspace 9";
        "${mod}+Shift+0" = "move container to workspace 10";


        # move workspace
        "${mod}+Mod1+h" = "move workspace to output left";
        "${mod}+Mod1+j" = "move workspace to output down";
        "${mod}+Mod1+k" = "move workspace to output up";
        "${mod}+Mod1+l" = "move workspace to output right";

        # split in horizontal orientation
        "${mod}+b" = "split h";

        # split in vertical orientation
        "${mod}+v" = "split v";

        "${mod}+F11" = "fullscreen toggle";
        "${mod}+f" = "fullscreen toggle";

        # change container layout (stacked, tabbed, toggle split)
        "${mod}+Shift+s" = "layout stacking";
        "${mod}+Shift+t" = "layout tabbed";
        "${mod}+Shift+v" = "layout toggle split";

        # toggle tiling / floating
        "${mod}+Shift+f" = "floating toggle";

        # change focus between tiling / floating windows
        "${mod}+Tab" = "focus mode_toggle";

        # focus the parent container
        "${mod}+a" = "focus parent";

        # focus the child container
        "${mod}+d" = "focus child";

        "${mod}+Shift+c" = "reload";
        "${mod}+Shift+p" = "restart";

        "${mod}+Shift+r" = "mode resize";
        "${mod}+Shift+o" = "exec ${locker}";
        "${mod}+Pause" = "mode \"${mode_system}\"";
        "${mod}+Escape" = "mode \"${mode_system}\"";
        "${mod}+Shift+q" = "mode \"${mode_system}\"";
      };

      modes = {
        resize = {
          "h" = "resize shrink width 10 px or 10 ppt";
          "j" = "resize grow height 10 px or 10 ppt";
          "k" = "resize shrink height 10 px or 10 ppt";
          "l" = "resize grow width 10 px or 10 ppt";

          "Left" = "resize shrink width 10 px or 10 ppt";
          "Down" = "resize grow height 10 px or 10 ppt";
          "Up" = "resize shrink height 10 px or 10 ppt";
          "Right" = "resize grow width 10 px or 10 ppt";

          "Return" = "mode default";
          "Escape" = "mode default";
        };
        "${mode_system}" = {
          "l" = "exec --no-startup-id ${locker}, mode default";
          "e" = "exec --no-startup-id i3-msg exit, mode default";
          "s" = "exec --no-startup-id systemctl suspend, mode default";
          "h" = "exec --no-startup-id systemctl hibernate, mode default";
          "r" = "exec --no-startup-id systemctl reboot, mode default";
          "Shift+s" = "exec --no-startup-id systemctl poweroff -i, mode default";
          "Return" = "mode default";
          "Escape" = "mode default";
        };
      };

      bars = [
        {
          position = "top";
          hiddenState = "show";
          statusCommand = "${pkgs.i3status}/bin/i3status -c ~/.config/i3status/config";
          extraConfig = ''
            font -xos4-terminus-medium-r-normal--12-120-72-72-c-60-iso10646-1
          '';
        }
      ];
    };

    extraConfig = ''
      font -xos4-terminus-medium-r-normal--12-120-72-72-c-60-iso10646-1
    '';
  };
}