nixos_config/home/wm/sway.nix

{ pkgs, config, hostName, lib, ... }:
  let
    # execs
    swaymsg = "${pkgs.sway}/bin/swaymsg";
    lock = "${pkgs.swaylock}/bin/swaylock --daemonize";
    term = "${pkgs.kitty}/bin/kitty";
    dmenu = "${pkgs.rofi}/bin/rofi -show drun";
    notify = "${pkgs.libnotify}/bin/notify-send";
    nag = "${pkgs.sway}/bin/swaynag --edge bottom";

    # keybinds
    key_mod = "Mod4";
    key_mod_misc = "Alt";
    key_left = "Left";
    key_right = "Right";
    key_up = "Up";
    key_down = "Down";

    # other
    display = status: "${swaymsg} 'output * power ${status}'";
    hostnameOutput = 
      if hostName == "tower" then {
        # Left monitor
        DP-1 = {
          mode = "1920x1080@143.981Hz";
          transform = "90";
          position = "0 0";
        };
        # Main monitor
        DP-2 = {
          mode = "3440x1440@99.982Hz";
          position = "1080 250";
        };
        # Right monitor
        DP-3 = {
          mode = "1920x1080@143.981Hz";
          position = "4520 250";
        };
      }
      else if hostName == "electra" then {}
      else {};
    hostnameWorkspaceAssign = 
      if hostName == "tower" then [
        { output = "DP-2"; workspace = "1"; }
        { output = "DP-2"; workspace = "2"; }
        { output = "DP-2"; workspace = "3"; }
        { output = "DP-3"; workspace = "4"; }
        { output = "DP-3"; workspace = "5"; }
        { output = "DP-3"; workspace = "6"; }
        { output = "DP-1"; workspace = "7"; }
        { output = "DP-1"; workspace = "8"; }
        { output = "DP-1"; workspace = "9"; }
      ]
      else if hostName == "electra" then []
      else [];
    hostnameServices = 
      if hostName == "tower" then {}
      else if hostName == "electra" then {
        swayidle = {
          enable = true;
          timeouts = [
            {
              timeout = 120;
              command = "${notify} 'Locking in 5 seconds' -t 5000";
            }
            {
              timeout = 125;
              command = lock;
            }
            {
              timeout = 125;
              command = display "off";
              resumeCommand = display "on";
            }
            {
              timeout = 600;
              command = "${pkgs.systemd}/bin/systemctl suspend";
            }
          ]; # end timeouts
          events = [
            {
              event = "before-sleep";
              command = "display off; systemctl --user stop libinput-gestures; ${lock}";
            }
            {
              event = "after-resume";
              command = "display on; systemctl --user start libinput-gestures";
            }
            {
              event = "lock";
              command = (display "off") + "; " + lock;
            }
            {
              event = "unlock";
              command = display "on";
            }
          ]; # end events
        }; # end swayidle
      }
      else {};
    hostnameInputs =
      if hostName == "tower" then "us,se"
      else "se,us";
  in
  {
  wayland.windowManager.sway = {
    enable = true;
    wrapperFeatures.gtk = true;
    config = {
      modifier = "${key_mod}";
      startup = [
        { command = "systemctl --user start libinput-gestures"; }
        { command = "swaybg -m fill -i /home/alisceon/Pictures/system/bg.png";} 
      ];
      bars = [
        { command = "${pkgs.waybar}/bin/waybar"; }
      ];
      input = {
        "type:touchpad" = {
          dwt = "enabled";
          tap = "enabled";
          natural_scroll = "disabled";
          middle_emulation = "enabled";
          click_method = "clickfinger";
          clickfinger_button_map = "lrm";
        };
        "type:mouse" = {
          natural_scroll = "disabled";
          accel_profile = "flat";
          pointer_accel = "0.5";
        };
        "*" = {
          xkb_layout = hostnameInputs;
          xkb_options = "grp:win_space_toggle";
        };
      }; # end input
      keybindings = {
        # Workspaces
        "${key_mod}+f" = "fullscreen";
        "${key_mod}+Shift+f" = "floating toggle";

        "${key_mod}+1" = "workspace number 1";
        "${key_mod}+2" = "workspace number 2";
        "${key_mod}+3" = "workspace number 3";
        "${key_mod}+4" = "workspace number 4";
        "${key_mod}+5" = "workspace number 5";
        "${key_mod}+6" = "workspace number 6";
        "${key_mod}+7" = "workspace number 7";
        "${key_mod}+8" = "workspace number 8";
        "${key_mod}+9" = "workspace number 9";
        "${key_mod}+0" = "scratchpad show";

        "${key_mod}+Shift+1" = "move container to workspace number 1; workspace 1";
        "${key_mod}+Shift+2" = "move container to workspace number 2; workspace 2";
        "${key_mod}+Shift+3" = "move container to workspace number 3; workspace 3";
        "${key_mod}+Shift+4" = "move container to workspace number 4; workspace 4";
        "${key_mod}+Shift+5" = "move container to workspace number 5; workspace 5";
        "${key_mod}+Shift+6" = "move container to workspace number 6; workspace 6";
        "${key_mod}+Shift+7" = "move container to workspace number 7; workspace 7";
        "${key_mod}+Shift+8" = "move container to workspace number 8; workspace 8";
        "${key_mod}+Shift+9" = "move container to workspace number 9; workspace 9";
        "${key_mod}+Shift+0" = "move container to scratchpad; scratchpad show";

        "${key_mod}+Ctrl+1" = "move container to workspace number 1";
        "${key_mod}+Ctrl+2" = "move container to workspace number 2";
        "${key_mod}+Ctrl+3" = "move container to workspace number 3";
        "${key_mod}+Ctrl+4" = "move container to workspace number 4";
        "${key_mod}+Ctrl+5" = "move container to workspace number 5";
        "${key_mod}+Ctrl+6" = "move container to workspace number 6";
        "${key_mod}+Ctrl+7" = "move container to workspace number 7";
        "${key_mod}+Ctrl+8" = "move container to workspace number 8";
        "${key_mod}+Ctrl+9" = "move container to workspace number 9";
        "${key_mod}+Ctrl+0" = "move container to scratchpad";

        # Focus
        "${key_mod}+${key_left}" = "focus left";
        "${key_mod}+${key_right}" = "focus right";
        "${key_mod}+${key_down}" = "focus down";
        "${key_mod}+${key_up}" = "focus up";

        # Move
        "${key_mod}+Shift+${key_left}" = "move left";
        "${key_mod}+Shift+${key_down}" = "move down";
        "${key_mod}+Shift+${key_up}" = "move up";
        "${key_mod}+Shift+${key_right}" = "move right";

        # Sparkly alt-tab
        "${key_mod}+Tab" = "focus right";
        "${key_mod}+Shift+Tab" = "focus left";
        "${key_mod}+Ctrl+Tab" = "move right";
        "${key_mod}+Ctrl+Shift+Tab" = "move left";
        "${key_mod}+${key_mod_misc}+Tab" = "workspace next";
        "${key_mod}+${key_mod_misc}+Shift+Tab" = "workspace prev";

        # System
        "Mod4+space" = ''exec ${notify} -t 2000 "$(xonsh ~/.nixos_config/util/get_xkb.xsh)"'';
        "${key_mod}+Shift+r" = "reload";
        "${key_mod}+Ctrl+r" = "restart";
        "${key_mod}+Escape" = "exec ${nag} -m 'Shutdown options:' -Z 'Power Off' 'systemctl poweroff' -Z 'Reboot' 'systemctl reboot' -Z 'Logout' 'swaymsg exit'";
        "${key_mod}+Shift+Backspace" = "exec ${nag} -m 'TuneD profiles:' -Z 'Performance' 'tuned-adm profile accelerator-performance' -Z 'Balanced' 'tuned-adm profile balanced' -Z 'Power Save' 'tuned-adm profile powersave'";
        "${key_mod}+Return" = "exec ${term}";
        "${key_mod}+Shift+q" = "kill";
        "Alt+F4" = "kill";

        # Locking and idle
        "${key_mod}+L" = "exec ${lock}";

        # Apps
        "${key_mod}+d" = "exec ${dmenu}";

        #Screenshot region
        "${key_mod}+Shift+s" = "exec grimshot savecopy area";
        "${key_mod}+Ctrl+s" = "exec grimshot savecopy output";

        # media keys
        "XF86AudioRaiseVolume" = "exec 'pactl set-sink-volume @DEFAULT_SINK@ +3%'";
        "XF86AudioLowerVolume" = "exec 'pactl set-sink-volume @DEFAULT_SINK@ -3%'";
        "XF86AudioMute" = "exec 'pactl set-sink-mute @DEFAULT_SINK@ toggle'";
        "XF86AudioPlay" = "exec 'playerctl play-pause'";
        "XF86MonBrightnessUp" = "exec ${pkgs.light}/bin/light -A 9";
        "XF86MonBrightnessDown" = "exec ${pkgs.light}/bin/light -U 3";
      }; # end keybindings
      window = {
        titlebar = false;
        commands = [
          { criteria = { all = true; }; command = "inhibit_idle fullscreen"; }
        ];
      }; # end window
      assigns = {
        "1" = [{app_id = "chromium";}];
        "2" = [{class = "steam";}];
        "3" = [];
        "4" = [{class = "Code";}];
        "5" = [{app_id = "obsidian";}];
        "6" = [];
        "7" = [];
        "8" = [{app_id = "discord";}];
        "9" = [{app_id = "signal";}];
      };
      output = {} // hostnameOutput;
      workspaceOutputAssign = hostnameWorkspaceAssign;
    };
  };
  services = {
    mako = {
      enable = true;
      settings = {
        actions = true;
        anchor = "top-center";
        border-radius = 0;
        default-timeout = 10000;
        height = 100;
        width = 600;
        icons = true;
        ignore-timeout = false;
        layer = "overlay";
        margin = 10;
        markup = true;
      }; #end settings
    }; # end mako
    gnome-keyring = {
      enable = true;
      components = [
        "ssh"
        "pkcs11"
        "secrets"
      ];
    };
  } // hostnameServices; # end services
  programs = {
    rofi = {
      enable = true;
    }; # end rofi
    waybar = {
      enable = true;
      settings = {
        mainBar = {
          layer = "bottom";
          position = "top";
          height = 32;
          spacing = 0;
          modules-left = [
            "sway/workspaces"
          ];
          modules-center = [
            "sway/window"
          ];
          modules-right = [
            "tray"
            "idle_inhibitor"
            "network"
            "pulseaudio"
            "battery"
            "clock"
          ];
          "sway/workspaces" = {
            on-click = "activate";
            sort-by-number = true;
            format = "{value}";
          };
          "sway/window" = {
            max-length = 64;
          };
          "tray" = {
            icon-size = 24;
            spacing = 8;
          };
          "idle_inhibitor" = {
            format = "| {icon} ";
            format-icons = {
              activated = "OuO";
              deactivated = "=w=";
            };
          };
          "clock" = {
            interval = 60;
            tooltip = true;
            format = "| {:%Y-%m-%d  %R} ";
            tooltip-format = "{:%A}";
          };
          "battery" = {
            states = {
              critical = 10;
              warning = 20;
              good = 90;
              full = 100;
              over = 101;
            };
            interval = 30;
            format = "| Bat {capacity}% ";
            format-charging = "| Chr {capacity}% ";
            format-plugged = "| Plg {capacity}% ";
          };
          "network" = {
            format-wifi = "| WiFi up ";
            format-ethernet = "";
            tooltip-format = "{ifname} = {ipaddr}/{cidr}";
            format-linked = "| {ifname} (no ip) ";
            format-disconnected = "| Disconnected ";
            format-alt = "| {essid}: {ipaddr} ";
            interval = 10;
          };
          "pulseaudio" = {
            # "scroll-step" = 1; # %; can be a float
            format = "| Sound: {volume}% ";
            format-muted = "| Sound: x% ";
          };
        }; # end mainbar
      }; # end settings
    }; # end waybar
    swaylock = {
      enable = true;
      settings = {
        ignore-empty-password = true;
        indicator-caps-lock = true;
      }; # end settings
    }; # end swaylock
    kitty = {
      enable = true;
      settings = {
        confirm_os_window_close = 0;
        enable_audio_bell = false;
        window_padding_width = 2;
      };
    }; # end kitty
  }; # end programs
  gtk = {
    enable = true;
    gtk2.enable = true;
    gtk3.enable = true;
    gtk4.enable = true;
  };
  xdg = {
    configFile."libinput-gestures.conf".text = ''
      gesture pinch in 3 sh -c "echo key ctrl+w | ${pkgs.dotool}/bin/dotool"
      gesture swipe left 3 ${swaymsg} workspace prev
      gesture swipe right 3 ${swaymsg} workspace next
      gesture swipe down 3 ${swaymsg} move container to scratchpad
      gesture swipe up 3 ${swaymsg} fullscreen
      gesture swipe down 4 ${lock}
      gesture pinch out 3 ${swaymsg} floating toggle
      gesture pinch in 4 ${swaymsg} kill
    '';
    configFile."electron-flags.conf".text = ''
      --enable-features=WaylandWindowDecorations,AllowQt
      --ozone-platform=wayland
      --gtk-version=4
    '';
    mimeApps = {
      enable = true;
      defaultApplicationPackages = [
        pkgs.gnome-text-editor
        pkgs.evince
        pkgs.vlc
        pkgs.loupe
        pkgs.nautilus
        pkgs.chromium
      ];
      defaultApplications = { # mostly redundant but the additional granularity is good for reducing friction
        # Text
        "text/*" = [ "${pkgs.gnome-text-editor}/share/applications/org.gnome.TextEditor.desktop" ];
        "application/xml" = [ "${pkgs.gnome-text-editor}/share/applications/org.gnome.TextEditor.desktop" ];
        "application/json" = [ "${pkgs.gnome-text-editor}/share/applications/org.gnome.TextEditor.desktop" ];
        "application/pdf" = [ "${pkgs.evince}/share/applications/org.gnome.Evince.desktop" ];
        # Media
        "video/*" = [ "${pkgs.vlc}/share/applications/vlc.desktop" ];
        "audio/*" = [ "${pkgs.vlc}/share/applications/vlc.desktop" ];

        # Browser
        "text/html" = [ "${pkgs.chromium}/share/applications/chromium.desktop" ];
        "application/xhtml+xml" = [ "${pkgs.chromium}/share/applications/chromium.desktop" ];
        "application/x-web-app-manifest+json" = [ "${pkgs.chromium}/share/applications/chromium.desktop" ];
        "application/xml-dtd" = [ "${pkgs.chromium}/share/applications/chromium.desktop" ];

        # Images
        "image/*" = [ "${pkgs.loupe}/share/applications/org.gnome.Loupe.desktop.desktop" ];
      };
    };
  };
  
  systemd.user.sessionVariables = {
    # this right here offends me https://source.chromium.org/chromium/chromium/src/+/main:base/nix/xdg_util.cc;l=179-180
    # setting GNOME_DESKTOP_SESSION_ID will fool some legacy systems into thinking we're running gnome
    # this is an issue for xdg-open which can be circumvented by adding glib to the system which lets xdg-open fallback to gio-open
    GNOME_DESKTOP_SESSION_ID = "999";
    SHELL_THICCNESS = "LOW"; # instructs xonsh to default to a slim environment
  };
} # end file