{ config, lib, pkgs, inputs, ... }@args:
let
  nathan = config.nathan;
  portal =
    inputs.xdph.packages.${pkgs.stdenv.hostPlatform.system}.xdg-desktop-portal-hyprland.override
    {
      # hyprland-share-picker =
      # inputs.xdph.packages.${pkgs.stdenv.hostPlatform.system}.hyprland-share-picker.override {
      # hyprland = config.wayland.windowManager.hyprland.package;
      # };
    };
in with lib; {
  imports = [
    ./desktop/waybar.nix
    ./desktop/locking.nix
    ./desktop/fuzzel.nix
    ./desktop/notifs.nix
    ./desktop/general.nix
  ];
  config = mkIf nathan.programs.hyprland.enable ({
    home.packages = with pkgs; [
      # Screenshots
      (inputs.hyprland-contrib.packages.${pkgs.system}.grimblast.override {
        hyprland = config.wayland.windowManager.hyprland.package;
      })
      ## Hyprland addons
      inputs.hyprpaper.packages.${pkgs.system}.hyprpaper
      inputs.self.packages.${pkgs.system}.pyprland
      # Auto workspace renaming
      inputs.self.packages.${pkgs.system}.hyprland-autoname-workspaces
      wlr-randr
    ];
    #########################
    ##  Hyprland
    #########################
    # Enable and configure hyperland
    wayland.windowManager.hyprland = {
      enable = true;
      xwayland = { enable = true; };
      recommendedEnvironment = true;
      systemdIntegration = false;
      extraConfig = ''
        # import home manager session variables
        ${lib.concatStringsSep "\n" (builtins.attrValues
          (builtins.mapAttrs (name: value: "env = ${name},${value}")
            config.home.sessionVariables))}

        # Setup missing XDG variables
        # env = XDG_SESSION_TYPE,wayland
        # env = XDG_SESSION_DESKTOP,Hyprland

        # Make applications respect wayland
        env = GDK_BACKEND,wayland,x11
        env = QT_QPA_PLATFORM,wayland;xcb
        env = SDL_VIDEODRIVER,wayland
        env = CLUTTER_BACKEND,wayland

        # Make sure only the hyprland desktop portal is available
        env = XDG_DESKTOP_PORTAL_DIR,${portal}/share/xdg-desktop-portal/portals

        input {
          kb_layout = us
          kb_variant =
          kb_model =
          kb_options =
          kb_rules =
          follow_mouse = 1
        }

        general {
          # See https://wiki.hyprland.org/Configuring/Variables/ for more
          gaps_in = 5
          gaps_out = 10
          border_size = 3
          col.active_border = rgba(3fc5b7ee) rgba(70b433ee) 45deg
          col.inactive_border = rgba(252525aa)
          layout = dwindle
        }
        decoration {
          rounding = 10
          # blur = true
          # blur_size = 3
          # blur_passes = 1
          # blur_new_optimizations = true
          drop_shadow = true
          shadow_range = 4
          shadow_render_power = 3
          col.shadow = rgba(181818ee)
        }

        animations {
          enabled = true;
          bezier = myBezier, 0.05, 0.9, 0.1, 1.05
          animation = windows, 1, 7, myBezier
          animation = windowsOut, 1, 7, default, popin 80%
          animation = border, 1, 10, default
          animation = borderangle, 1, 8, default
          animation = fade, 1, 7, default
          animation = workspaces, 1, 6, default
        }

        dwindle {
          # See https://wiki.hyprland.org/Configuring/Dwindle-Layout/ for more
          pseudotile = true # master switch for pseudotiling. Enabling is bound to mainMod + P in the keybinds section below
          preserve_split = true # you probably want this
        }

        master {
          new_is_master = false
        }

        gestures {
          workspace_swipe = false
        }

        xwayland {
          force_zero_scaling = true
        }

        bind = SUPER, Q, exec, alacritty
        bind = SUPER, C, killactive,
        # bind = SUPER, M, exit,
        bind = SUPER, E, exec, dolphin
        bind = SUPER, V, togglefloating,
        bind = SUPER SHIFT, V, togglefloating,
        bind = SUPER SHIFT, V, pin,
        bind = SUPER, P, pseudo, # dwindle
        bind = SUPER, B, togglesplit, # dwindle

        # Maximize
        bind = SUPER, A, fullscreen, 1
        bind = SUPER SHIFT, A, fullscreen, 0

        # Move focus with mainMod + arrow keys
        bind = SUPER, H, movefocus, l
        bind = SUPER, L, movefocus, r
        bind = SUPER, K, movefocus, u
        bind = SUPER, K, layoutmsg, focusnext
        bind = SUPER, J, movefocus, d
        bind = SUPER, J, layoutmsg, focusprev

        # Move windows with mainMod + arrow keys
        bind = SUPER SHIFT, H, movewindow, l
        bind = SUPER SHIFT, L, movewindow, r
        bind = SUPER SHIFT, K, movewindow, u
        bind = SUPER SHIFT, K, layoutmsg, swapnext
        bind = SUPER SHIFT, J, movewindow, d
        bind = SUPER SHIFT, J, layoutmsg, swapprev

        # Switch layouts with a mode
        bind = SUPER, S, submap, layout
        submap=layout
        # dwindle
        bind = , A, exec, hyprctl keyword general:layout dwindle
        bind = , A, submap, reset
        # master
        bind = , S, exec, hyprctl keyword general:layout master
        bind = , S, submap, reset
        submap = reset

        # Switch workspaces with mainMod + [0-9]
        bind = SUPER, 1, workspace, 1
        bind = SUPER, 2, workspace, 2
        bind = SUPER, 3, workspace, 3
        bind = SUPER, 4, workspace, 4
        bind = SUPER, 5, workspace, 5
        bind = SUPER, 6, workspace, 6
        bind = SUPER, 7, workspace, 7
        bind = SUPER, 8, workspace, 8
        bind = SUPER, 9, workspace, 9
        bind = SUPER, 0, workspace, 10

        # Move active window to a workspace with mainMod + SHIFT + [0-9]
        bind = SUPER SHIFT, 1, movetoworkspace, 1
        bind = SUPER SHIFT, 2, movetoworkspace, 2
        bind = SUPER SHIFT, 3, movetoworkspace, 3
        bind = SUPER SHIFT, 4, movetoworkspace, 4
        bind = SUPER SHIFT, 5, movetoworkspace, 5
        bind = SUPER SHIFT, 6, movetoworkspace, 6
        bind = SUPER SHIFT, 7, movetoworkspace, 7
        bind = SUPER SHIFT, 8, movetoworkspace, 8
        bind = SUPER SHIFT, 9, movetoworkspace, 9
        bind = SUPER SHIFT, 0, movetoworkspace, 10

        # Scroll through existing workspaces with F23 and F24
        bind = , code:201, workspace, e-1
        bind = , code:202, workspace, e+1

        # Move/resize windows with mainMod + LMB/RMB and dragging
        bindm = SUPER, mouse:272, movewindow
        bindm = SUPER, mouse:273, resizewindow

        # Media key binds
        bind = , xf86audioraisevolume, exec, swayosd --output-volume=raise
        bind = SHIFT, xf86audioraisevolume, exec, swayosd --output-volume=+2
        bind = , xf86audiolowervolume, exec, swayosd --output-volume=lower
        bind = SHIFT, xf86audiolowervolume, exec, swayosd --output-volume=-2
        bind = , xf86audiomute, exec, swayosd --output-volume mute-toggle
        bind = , xf86audioplay, exec, playerctl play-pause
        bind = , xf86audionext, exec, playerctl next

        # Screenshots
        bind = , print, exec, grimblast --scale 1 copysave area ~/Pictures/Screenshots/$(date -Iseconds).png
        bind = SHIFT, print, exec, grimblast --scale 1 copysave output ~/Pictures/Screenshots/$(date -Iseconds).png

        # Caps lock indicator
        bindr = CAPS, caps_lock, exec, swayosd --caps-lock

        # systemd integration
        exec-once=dbus-update-activation-environment --systemd ${
          lib.concatStringsSep " " ([
            "DISPLAY"
            "WAYLAND_DISPLAY"
            "HYPRLAND_INSTANCE_SIGNATURE"
            "XDG_CURRENT_DESKTOP"
            "XDG_SESSION_TYPE"
            "XDG_SESSION_DESKTOP"
            "XDG_DESKTOP_PORTAL_DIR"
            "XDG_BACKEND"
            "GDK_BACKEND"
            "QT_QPA_PLATFORM"
            "SDL_VIDEODRIVER"
            "CLUTTER_BACKEND"
          ] ++ builtins.attrNames config.home.sessionVariables)
        } && sleep 2 && systemctl --user start hyprland-session.target

        ## Window rules

        # Gamescope - vmware
        windowrulev2 = float,class:^(.gamescope-wrapped)$,title:VMware Workstation
        windowrulev2 = noborder,class:^(.gamescope-wrapped)$,title:VMware Workstation
        windowrulev2 = rounding 0,class:^(.gamescope-wrapped)$,title:VMware Workstation

        # Bluetooth manager
        windowrulev2 = float,class:^(.blueman-manager-wrapped)$
        windowrulev2 = center,class:^(.blueman-manager-wrapped)$

        # firefox Picture-in-Picture
        # windowrulev2 = nofullscreenrequest,class:^(firefox-beta)$,title:^(Picture-in-Picture)$
        windowrulev2 = float,class:^(firefox-beta)$,title:^(Picture-in-Picture)$
        windowrulev2 = pin,class:^(firefox-beta)$,title:^(Picture-in-Picture)$

        # firefox bitwarden
        windowrulev2 = nofullscreenrequest,class:^(firefox-beta)$,title:^(Extension: Bitwarden)
        windowrulev2 = float,class:^(firefox-beta)$,title:^(Extension: Bitwarden)

        # firefox figma micro indicator
        windowrulev2 = nofullscreenrequest,class:^(firefox-beta)$,title:^(Firefox — Sharing Indicator)$
        windowrulev2 = float,class:^(firefox-beta)$,title:^(Firefox — Sharing Indicator)$

        # Common modals
        windowrule = float,title:^(Open)$
        windowrule = center,title:^(Open)$
        windowrule = float,title:^(Choose Files)$
        windowrule = center,title:^(Choose Files)$
        windowrule = float,title:^(Save As)$
        windowrule = center,title:^(Save As)$
        windowrule = float,title:^(Confirm to replace files)$
        windowrule = center,title:^(Confirm to replace files)$
        windowrule = float,title:^(File Operation Progress)$
        windowrule = center,title:^(File Operation Progress)$
        windowrulev2 = float,class:^(google-chrome)$,title:^(Open Files)$
        windowrulev2 = center,class:^(google-chrome)$,title:^(Open Files)$
        windowrulev2 = float,class:^(google-chrome)$,title:^(Open File)$
        windowrulev2 = center,class:^(google-chrome)$,title:^(Open File)$
        windowrulev2 = float,class:^(org.kde.polkit-kde-authentication-agent-1)$
        windowrulev2 = center,class:^(org.kde.polkit-kde-authentication-agent-1)$
        windowrulev2 = float,class:^(syncthingtray)$

        # Pavucontrol
        windowrule = center,pavucontrol
        windowrule = float,pavucontrol

        # Emacs streaming
        windowrulev2 = float,title:^(emacs-streaming)$

        # Fix dolphin
        windowrulev2 = nofullscreenrequest,class:^(org.kde.dolphin)$

        # Looking Glass

        ## Scratchpads

        # Alacritty
        bind = SUPER ALT, Q, exec, pypr toggle term
        $dropterm = ^(alacritty-dropterm)$
        windowrule = float,$dropterm
        windowrule = size 40% 70%,$dropterm
        windowrule = workspace special silent,$dropterm
        windowrule = center,$dropterm

        # Emacs
        bind = SUPER ALT, W, exec, pypr toggle emacs
        $scratchmacs = title:^(scratchmacs)$
        windowrulev2 = float,$scratchmacs
        windowrulev2 = size 40% 80%,$scratchmacs
        windowrulev2 = workspace special silent,$scratchmacs
        windowrulev2 = center,$scratchmacs

        # Ario
        bind = SUPER ALT, E, exec, pypr toggle ario
        $dropario = class:^(ario)$,title:^(Ario)$
        windowrulev2 = float,$dropario
        windowrulev2 = size 50% 70%,$dropario
        windowrulev2 = workspace special silent,$dropario
        windowrulev2 = center,$dropario

        # Spotify
        bind = SUPER ALT, R, exec, pypr toggle spotify
        $dropspotify = title:^(Spotify)$
        windowrulev2 = float,$dropspotify
        windowrulev2 = size 50% 70%,$dropspotify
        windowrulev2 = workspace special silent,$dropspotify
        windowrulev2 = center,$dropspotify

        ## Global keybinds

        # OBS
        bind = SHIFT, F10, pass,^(com\.obsproject\.Studio)$
        bind = SHIFT, F11, pass,^(com\.obsproject\.Studio)$

        # Start polkit agent
        exec-once = systemctl --user start plasma-polkit-agent.service
      '';
    };

    # systemd session target
    # Specified manually so we can work around an issue with the loading
    systemd.user.targets.hyprland-session = {
      Unit = {
        Description = "Hyprland compositor session";
        Documentation = [ "man:systemd.special(7)" ];
        BindsTo = [ "graphical-session.target" ];
        Wants = [ "graphical-session-pre.target" ];
        After = [ "graphical-session-pre.target" ];
      };
    };
    #########################
    ## Hyprland Addons
    #########################
    # Setup pyprland
    systemd.user.services.pypr = {
      Unit = {
        Description = "pypr";
        After = [ "tray.target" ];
      };
      Service = {
        Type = "simple";
        ExecStart = "${inputs.self.packages.${pkgs.system}.pyprland}/bin/pypr";
        Restart = "on-failure";
      };
      Install = { WantedBy = [ "hyprland-session.target" ]; };
    };
    # And its config file
    xdg.configFile."hypr/pyprland.json" = let
      emacsStart = pkgs.writeShellScript "emacsStart.sh" ''
        exec emacsclient -c --frame-parameters='(quote (name . "scratchmacs"))'
      '';
      # https://github.com/hyprland-community/pyprland/issues/6
      #
      # "spotify": {
      #   "command": "spotify",
      #   "animation": ""
      #  }
    in {
      text = ''
        {
          "pyprland": {
            "plugins": [
              "scratchpads"
            ]
          },
          "scratchpads": {
            "term": {
              "command": "alacritty --class alacritty-dropterm --working-directory ~ -e tmux new -A -s scratch",
              "animation": ""
            },
           "emacs": {
             "command": "${emacsStart}",
             "animation": "",
             "lazy": true,
             "class": "emacs"
            },
            "ario": {
              "command": "ario",
              "animation": ""
             }
          }
        }
      '';
      onChange = "systemctl --user restart pypr";
    };

  });
}