nixconf/home-manager/niri.nix

{ pkgs, config, lib, niri, ... }: {
  nixpkgs.overlays = [ niri.overlays.niri ];
  programs.niri = {
    enable = true;
    package = pkgs.niri-unstable; # provided by the flake
    settings = {
      prefer-no-csd = true; # no client-side-decorations
      hotkey-overlay = {
        skip-at-startup = true;
      };
      input = {
        mod-key = "SUPER";
        focus-follows-mouse = {
          enable = true;
          max-scroll-amount = "0%";
        };
        warp-mouse-to-focus.enable = true;
        mouse.natural-scroll = false;
        touchpad = {
          natural-scroll = false;
          dwt = true; # disable when typing
        };
      };
      spawn-at-startup = [
        { argv = ["kitty"]; }
        { argv = ["owncloud"]; }
      ];
        
      outputs = {
        "eDP-2" = {
          focus-at-startup = true;
          #name = "laptop_monitor";
          position = {
            x = 0;
            y = 0;
          };
        };
        "Lenovo Group Limited LEN G24-10 U5B4ZAM2" = {
          #name = "right_monitor";
          position = {
            x = 960;
            y = -1080;
          };
          mode = {
            width = 1920;
            height = 1080;
            refresh = 119.982;
          };
        };
        "Lenovo Group Limited LEN G24-10 U5B4KL78" = {
          #name = "left_monitor";
          position = {
            x = -960;
            y = -1080;
          };
          mode = {
            width = 1920;
            height = 1080;
            refresh = 119.982;
          };
        };
      };
      workspaces = {
        "main" = {
          open-on-output = "eDP-2";
          name = "Main";
        };
        "comms"  = {
          open-on-output = "Lenovo Group Limited LEN G24-10 U5B4KL78";
          name = "Communication";
        };
        "bg_noise" = {
          open-on-output = "Lenovo Group Limited LEN G24-10 U5B4ZAM2";
          name = "Media";
        };
      };
      layout = {
        gaps = 5;
        struts = 
          let
            l = 5;
          in
          {
            left = l;
            right = l;
            bottom = l;
            top = l;
          };
        preset-column-widths = [
          { proportion = 1. / 2.; }
          { proportion = 1. / 1.; }
        ];
      };
      binds = 
        (with config.lib.niri.actions; {
          # keybinds for spawning apps
          "Mod+1".action = spawn "kitty";
          "Mod+F".action = spawn "librewolf";
          "Mod+D".action = spawn "vesktop";
          "Mod+Space".action = spawn "fuzzel";
          "Mod+Alt+L".action = spawn "hyprlock";
          "Print".action = spawn "sh -c niri msg action screenshot";
          "Mod+2".action = show-hotkey-overlay;
          # window controls
          #"Super".action = toggle-overview; # this doesnt work without release binds, the PR for which is my first bookmark in ~/bookmarks.html
          "Mod+F11".action = fullscreen-window;
          "Mod+x".action = close-window;
          "Mod+Tab".action = toggle-window-floating;

          "Mod+h".action = focus-column-or-monitor-left;
          "Mod+j".action = focus-window-or-monitor-down;
          "Mod+k".action = focus-window-or-monitor-up;
          "Mod+l".action = focus-column-or-monitor-right;
          "Mod+Shift+h".action = move-column-left-or-to-monitor-left;
          "Mod+Shift+j".action = move-window-down;
          "Mod+Shift+k".action = move-window-up;
          "Mod+Shift+l".action = move-column-right-or-to-monitor-right;
          "Mod+Ctrl+j".action = focus-workspace-down;
          "Mod+Ctrl+k".action = focus-workspace-up;
          "Mod+Ctrl+Shift+j".action = move-window-to-workspace-down;
          "Mod+Ctrl+Shift+k".action = move-window-to-workspace-up;

          "Mod+Comma".action = consume-or-expel-window-left;
          "Mod+Period".action = consume-or-expel-window-right;
          "Mod+Return".action = switch-preset-column-width;

          "Mod+WheelScrollUp".action = focus-workspace-up;
          "Mod+WheelScrollDown".action = focus-workspace-down;
          "Mod+Up".action = focus-workspace-up;
          "Mod+Down".action = focus-workspace-down;
          # not sure how to do the "send window to workspace" keybinds from the hyprland config

          "XF86AudioPause".action = spawn "playerctl play-pause";
        })
        // # this operator merges attrsets together, allowing me to use the nice syntax for most of the config, but the less nice syntax for the one option that broke in the nice-syntax-generator in the niri flake
        ({
          "Print".action.screenshot.show-pointer = false;
        });
      window-rules = [
        {
          geometry-corner-radius =
            let
              r = 10.0;
            in
            {
              top-left = r;
              top-right = r;
              bottom-left = r;
              bottom-right = r;
            };
          clip-to-geometry = true;
        }
        {
          excludes = [
            {
              is-active = true;
            }
          ];
          opacity = 0.8;
          draw-border-with-background = false;
        }
      ];
      xwayland-satellite = {
        enable = true;
        path = lib.getExe pkgs.xwayland-satellite;
      };
    };
  };
}