{ config, pkgs, ... }:

let
  cfg = config.wayland.windowManager.sway.config;
  pactl = "${pkgs.pulseaudio}/bin/pactl";
  brightnessctl = "${pkgs.brightnessctl}/bin/brightnessctl";
  playerctl = "${pkgs.playerctl}/bin/playerctl";
  wallpapers = "${config.home.homeDirectory}/Images/wallpapers/enabled";

  # todo: do it properly like in https://github.com/NixOS/nixpkgs/blob/master/pkgs/tools/security/pass/rofi-pass.nix
  tessenSrc = builtins.fetchTarball {
    url =
      "https://github.com/ayushnix/tessen/releases/download/v1.3.1/tessen-1.3.1.tar.gz";
  };

  tessen = pkgs.runCommandLocal "tessen" {
    nativeBuildInputs = [ pkgs.makeWrapper ];
  } ''
    install -m755 ${tessenSrc}/tessen -D $out/bin/tessen
    patchShebangs $out/bin/tessen
    wrapProgram $out/bin/tessen \
      --prefix PATH: ${pkgs.lib.makeBinPath [ pkgs.bash ]}
  '';

in {
  home.packages = [ tessen ];
  wayland.windowManager.sway = {
    enable = true;
    wrapperFeatures.gtk = true;
    config = {
      modifier = "Mod4";
      terminal = "alacritty";
      menu = "${pkgs.bemenu}/bin/bemenu-run";

      left = "h";
      down = "j";
      up = "k";
      right = "l";

      output = {
        "LVDS-1" = {
          resolution = "1366x768";
          bg =
            "`${pkgs.findutils}/bin/find ${wallpapers} -type f | ${pkgs.coreutils}/bin/shuf -n 1` fill";
        };
      };

      input = {
        "type:keyboard" = {
          xkb_layout = "us";
          xkb_variant = "altgr-intl";
          xkb_options = "caps:escape";
        };
      };

      keybindings = {
        "${cfg.modifier}+Return" = "exec ${cfg.terminal}";
        "${cfg.modifier}+Shift+c" = "kill";
        "${cfg.modifier}+r" = "exec ${cfg.menu}";
        "${cfg.modifier}+Shift+r" = "reload";
        "${cfg.modifier}+Shift+Escape" = "exec ${pkgs.sway}/bin/swaymsg exit";
        "${cfg.modifier}+Escape" = "exec ${pkgs.swaylock}/bin/swaylock";

        "${cfg.modifier}+${cfg.left}" = "focus left";
        "${cfg.modifier}+${cfg.down}" = "focus down";
        "${cfg.modifier}+${cfg.up}" = "focus up";
        "${cfg.modifier}+${cfg.right}" = "focus right";

        "${cfg.modifier}+Shift+${cfg.left}" = "move left";
        "${cfg.modifier}+Shift+${cfg.down}" = "move down";
        "${cfg.modifier}+Shift+${cfg.up}" = "move up";
        "${cfg.modifier}+Shift+${cfg.right}" = "move right";

        "${cfg.modifier}+Control+${cfg.left}" = "move workspace to output left";
        "${cfg.modifier}+Control+${cfg.down}" = "move workspace to output down";
        "${cfg.modifier}+Control+${cfg.up}" = "move workspace to output up";
        "${cfg.modifier}+Control+${cfg.right}" =
          "move workspace to output right";

        "${cfg.modifier}+Shift+w" = "move window to output left";
        "${cfg.modifier}+Shift+e" = "move window to output right";
        "${cfg.modifier}+w" = "focus output left";
        "${cfg.modifier}+e" = "focus output right";

        "${cfg.modifier}+1" = "workspace number 1";
        "${cfg.modifier}+2" = "workspace number 2";
        "${cfg.modifier}+3" = "workspace number 3";
        "${cfg.modifier}+4" = "workspace number 4";
        "${cfg.modifier}+5" = "workspace number 5";
        "${cfg.modifier}+6" = "workspace number 6";
        "${cfg.modifier}+7" = "workspace number 7";
        "${cfg.modifier}+8" = "workspace number 8";
        "${cfg.modifier}+9" = "workspace number 9";

        "${cfg.modifier}+Shift+1" = "move container to workspace number 1";
        "${cfg.modifier}+Shift+2" = "move container to workspace number 2";
        "${cfg.modifier}+Shift+3" = "move container to workspace number 3";
        "${cfg.modifier}+Shift+4" = "move container to workspace number 4";
        "${cfg.modifier}+Shift+5" = "move container to workspace number 5";
        "${cfg.modifier}+Shift+6" = "move container to workspace number 6";
        "${cfg.modifier}+Shift+7" = "move container to workspace number 7";
        "${cfg.modifier}+Shift+8" = "move container to workspace number 8";
        "${cfg.modifier}+Shift+9" = "move container to workspace number 9";

        "${cfg.modifier}+b" = "splith";
        "${cfg.modifier}+v" = "splitv";

        "${cfg.modifier}+s" = "layout stacking";
        "${cfg.modifier}+t" = "layout tabbed";
        # "${cfg.modifier}+e" = "layout toggle split";

        "${cfg.modifier}+m" = "fullscreen toggle";

        "${cfg.modifier}+a" = "focus parent";
        "${cfg.modifier}+f" = "floating toggle";
        # "${cfg.modifier}+space" = "focus mode_toggle";
        "${cfg.modifier}+d" = "mode resize";

        "${cfg.modifier}+space" = "layout toggle all";
        "${cfg.modifier}+Shift+space" = "layout default";

        "${cfg.modifier}+p" = "exec ${tessen}/bin/tessen";

        "XF86AudioRaiseVolume" =
          "exec ${pactl} set-sink-volume @DEFAULT_SINK@ +5%";
        "XF86AudioLowerVolume" =
          "exec ${pactl} set-sink-volume @DEFAULT_SINK@ -5%";
        "XF86AudioMute" = "exec ${pactl} set-sink-mute @DEFAULT_SINK@ toggle";
        "XF86AudioMicMute" =
          "exec ${pactl} set-source-mute @DEFAULT_SOURCE@ toggle";
        "XF86MonBrightnessDown" = "exec ${brightnessctl} set 5%-";
        "XF86MonBrightnessUp" = "exec ${brightnessctl} set +5%";
        "XF86AudioPlay" = "exec ${playerctl} play-pause";
        "XF86AudioNext" = "exec ${playerctl} next";
        "XF86AudioPrev" = "exec ${playerctl} previous";
        "XF86Search" = "exec ${cfg.menu}";
      };

      colors = {

        focused = rec {
          childBorder = "#458588";
          background = "#282828";
          text = "#fbf1c7";
          indicator = "#3c3836";
          border = "#83a598";
        };

        unfocused = rec {
          childBorder = "#504945";
          background = "#282828";
          text = "#ebdbb2";
          indicator = "#3c3836";
          border = "#bdae93";
        };

      };

      focus.followMouse = true;
      window.border = 3;
      workspaceAutoBackAndForth = true;

      bars = [ ];

    };
  };
}