# NOTE: hyprland must be enabled in BOTH your host config (for running hyprland)
# NOTE: and your home-manager config (for managing hyprland's config files)
{
  hostname,
  pkgs,
  ...
}: {
  imports = [
    ./kanshi.nix
  ];

  home.packages = with pkgs; [
    playerctl
  ];

  wayland.windowManager.hyprland = {
    enable = true;
    package = null;
    portalPackage = null;

    xwayland.enable = true;

    # systemd= {
    #   enable = true;
    #   # enable autostart of applications
    #   # REF: `man 8 systemd-xdg-autostart-generator`
    #   enableXdgAutostart = true;
    # };

    settings = {
      "$MOD" =
        if hostname == "myputer"
        then "ALT" # my SUPER key broke ;w;
        else "SUPER";

      # applications
      "$editor" = "hx";
      "$terminal" = "foot";
      "$menu" = "fuzzel";
      "$colorpicker" = "hyprpicker | head -c 7 | wl-copy";
      "$screenshot_region" = "hyprshot -m region --clipboard-only";
      "$screenshot_window" = "hyprshot -m window --clipboard-only";
      "$cursorLock" = "~/scripts/bin/hyprland-cursor-lock";

      # startup programs
      exec-once = [
        # TODO: make these independent of hyprland, add these to the
        "mako &"
        "awww-daemon &"
        "waybar &"

        # "wl-paste --type text --watch cliphist store"
        # "wl-paste --type image --watch cliphist store"
        # "wl-clip-persist --clipboard regular"
        # "playerctld daemon"
      ];

      # monitor configuration
      monitor =
        if hostname == "lolcathost"
        then [
          "eDP-1, highres@highrr, 0x0, 1.0" # Programming
          # "eDP-1, highres@highrr, 0x0, 1.5" # Comfy
        ]
        else if hostname == "myputer"
        then [
          "DP-2, 3840x2160@60.00Hz, 0x0, 1.0"
          "HDMI-A-1, 1920x1080@119.98Hz, 3840x0, 1.0"
        ]
        else [];

      # .__.  .___   __..___.  .  .  .___  .___.  ._.   __    __.
      # [__]  [__   (__   |    |__|  [__     |     |   /  `  (__
      # |  |  [___  .__)  |    |  |  [___    |    _|_  \__.  .__)
      general = {
        gaps_in = 12; # margin between windows
        gaps_out = 25; # margin from windows to monitor edge
        gaps_workspaces = 0; # margin between workspaces (stacks with gaps_out)
        # float_gaps = 0; # gaps_out but for floating windows

        border_size = 4;

        "col.active_border" = "rgba(33ccffee) rgba(00ff99ee) 45deg";
        "col.inactive_border" = "rgba(00000000)";

        # Enable resizing windows by clicking and dragging the border
        resize_on_border = true;

        # REF: https://wiki.hyprland.org/Configuring/Tearing/
        allow_tearing = false;

        layout = "dwindle";

        snap = {
          enabled = false;
          window_gap = 10;
          monitor_gap = 10;
          border_overlap = false;
          # respect_gaps = false;
        };
      };

      decoration = {
        rounding = 20;
        rounding_power = 4.0; # Lp norm
        border_part_of_window = true; # consider border as part of its window
        # screen_shader = ...; # path to custom GLSL fragment shader

        # window Transparency
        active_opacity = 1.0;
        inactive_opacity = 0.95;
        fullscreen_opacity = 1.0; # fullscreened windows
        # inactive Window Dimming
        dim_inactive = false;
        dim_strength = 0.5;
        dim_special = 0.2;
        dim_around = 0.4;

        blur = {
          enabled = true;
          new_optimizations = true;
          xray = false; # floating windows xray through tiling windows
          ignore_opacity = true;

          # blur Parameters
          size = 8;
          passes = 1;
          noise = 0.0117; # default
          contrast = 0.8916; # default
          brightness = 0.8172; # default
          vibrancy = 0.1696; # default
          vibrancy_darkness = 0.0; # default

          # blurring For Specific Window Types
          special = false; # blur special windows
          popups = false; # blur popups
          popups_ignorealpha = 0.2;
          input_methods = false;
          input_methods_ignorealpha = 0.2;
        };

        shadow = {
          enabled = true;
          ignore_window = true; # only render at edges (not behind)

          range = 3;
          render_power = 1; # falloff rate
          sharp = false; # aka infinite shadow.render_power
          offset = "0 0"; # vec2
          scale = 1.0;

          color = "rgba(00000000)";
          color_inactive = "rgba(000000ff)"; # defaults to shadow.color if unset
        };
      };

      # REF: https://cubic-bezier.com
      bezier = [
        "easeOutQuint,0.23,1,0.32,1"
        "easeInOutCubic,0.65,0.05,0.36,1"
        "linear,0,0,1,1"
        "almostLinear,0.5,0.5,0.75,1.0"
        "quick,0.15,0,0.1,1"
      ];

      # REF: https://wiki.hyprland.org/Configuring/Animations
      # Animation Declaration Format:
      #   "animation = NAME, ENABLE, SPEED, BEZIER [,STYLE]"
      # NOTE: SPEED is in ds (where 1ds = 100ms)
      animations = [
        "global, 1, 10, default"
        "border, 1, 5.39, easeOutQuint"

        "windowsIn, 1, 4, linear, slide bottom"
        "windowsOut, 1, 10, linear, popin"

        "fadeIn, 1, 1.73, almostLinear"
        "fadeOut, 1, 1.46, almostLinear"
        "fade, 1, 3.03, quick"

        "layers, 1, 3.81, easeOutQuint"
        "layersIn, 1, 4, easeOutQuint, fade"
        "layersOut, 1, 1.5, linear, fade"

        "fadeLayersIn, 1, 1.79, almostLinear"
        "fadeLayersOut, 1, 1.39, almostLinear"

        "workspaces, 1, 1.94, almostLinear, fade"
        "workspacesIn, 1, 1.21, almostLinear, fade"
        "workspacesOut, 1, 1.94, almostLinear, fade"
      ];

      # REF: https://wiki.hyprland.org/Configuring/Dwindle-Layout
      dwindle = {
        # master switch for pseudotiling. enabling is bound to MOD + P in the keybinds section below
        pseudotile = true;
        preserve_split = true; # You probably want this
      };

      # REF: https://wiki.hyprland.org/Configuring/Master-Layout
      master = {
        new_status = "master";
      };

      misc = {
        #force_default_wallpaper = -1; # Set to 0 or 1 to disable the anime mascot wallpapers
        disable_hyprland_logo = true;
        disable_splash_rendering = true;

        enable_anr_dialog = false;
        font_family = "Geist Mono";
      };

      input = {
        # kb_layout = "us";
        # kb_variant =
        # kb_model =
        # kb_options =
        # kb_rules =

        follow_mouse = 1;

        sensitivity = 0; # -1.0 - 1.0, 0 means no modification
        accel_profile = "flat";
        force_no_accel = false; # not recommended to turn on

        repeat_rate = 50;
        repeat_delay = 300;

        touchpad = {
          natural_scroll = hostname == "lolcathost";
        };
      };

      cursor.no_hardware_cursors = true;

      # standard keypress bindings
      bind = [
        # terminal commands
        "$MOD, RETURN, exec, $terminal"
        "$MOD SHIFT, RETURN, exec, $terminal -D `[ -f ~/cry/.projdir ] && cat ~/cry/.projdir || echo ~`"

        # btop
        "$MOD, P, exec, bash -c \"{ hyprctl clients | rg '^\w*title: btop' &>/dev/null; } && hyprctl dispatch closewindow title:btop || $terminal -T btop btop & disown\""

        "$MOD, R, exec, $menu"

        # lock mouse to window (mostly, for gaming)
        "$MOD, F1, exec, pkill hyprland-cursor || $cursorLock"
        "$MOD, F2, exec, $colorpicker"

        # screenshots
        "$MOD, S, exec, $screenshot_region"
        "$MOD SHIFT, S, exec, $screenshot_window"

        "$MOD, F, fullscreen"
        "$MOD SHIFT, F, fullscreenstate, 0 3" # fakefullscreen
        "$MOD, C, killactive"
        "$MOD SHIFT, Delete, exit"

        # switch window
        "$MOD, left, movefocus, l"
        "$MOD, right, movefocus, r"
        "$MOD, up, movefocus, u"
        "$MOD, down, movefocus, d"
        "$MOD, H, movefocus, l"
        "$MOD, J, movefocus, d"
        "$MOD, K, movefocus, u"
        "$MOD, L, movefocus, r"

        # switch workspaces
        "$MOD, 1, workspace, 1"
        "$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"
        "$MOD SHIFT, left, workspace, e-1"
        "$MOD SHIFT, right, workspace, e+1"

        # move window to workspace
        "$MOD SHIFT, 1, movetoworkspace, 1"
        "$MOD SHIFT, 2, movetoworkspace, 2"
        "$MOD SHIFT, 3, movetoworkspace, 3"
        "$MOD SHIFT, 4, movetoworkspace, 4"
        "$MOD SHIFT, 5, movetoworkspace, 5"
        "$MOD SHIFT, 6, movetoworkspace, 6"
        "$MOD SHIFT, 7, movetoworkspace, 7"
        "$MOD SHIFT, 8, movetoworkspace, 8"
        "$MOD SHIFT, 9, movetoworkspace, 9"
        "$MOD SHIFT, 0, movetoworkspace, 10"

        # move workspace to monitor
        "$MOD TAB, 1, movecurrentworkspacetomonitor, DP-2"
        "$MOD TAB, 2, movecurrentworkspacetomonitor, HDMA-A-1"
      ];

      # bindings for mouse
      bindm = [
        "$MOD, mouse:272, movewindow"
        "$MOD, mouse:273, resizewindow"
      ];

      # bindings that work even while screen is locked
      bindl = [
        # WARNING: requires `pkgs.playerctl`
        ", XF86AudioNext, exec, playerctl next"
        ", XF86AudioPause, exec, playerctl play-pause"
        ", XF86AudioPlay, exec, playerctl play-pause"
        ", XF86AudioPrev, exec, playerctl previous"
      ];

      # bindings that work even while screen is locked
      # and also repeat when the key is held
      bindel = [
        ",XF86AudioRaiseVolume, exec, wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%+"
        ",XF86AudioLowerVolume, exec, wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%-"
        ",XF86AudioMute, exec, wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle"
        ",XF86AudioMicMute, exec, wpctl set-mute @DEFAULT_AUDIO_SOURCE@ toggle"
        ",XF86MonBrightnessUp, exec, brightnessctl s 10%+"
        ",XF86MonBrightnessDown, exec, brightnessctl s 10%-"
      ];

      windowrule = [
        # btop process manager
        {
          name = "terminal-manager";
          "match:class" = "^(foot)$";
          "match:title" = "^(btop)$";
          float = true;
          center = true;
          size = "(monitor_w*0.65) (monitor_h*0.65)";
        }

        # ignore maximize requests from apps
        {
          name = "suppress-maximize";
          suppress_event = "maximize";
          "match:class" = ".*";
        }

        # fix some dragging issues with XWayland
        {
          name = "no-focus";
          no_focus = "on";
          "match:class" = "^$";
          "match:title" = "^$";
          "match:xwayland" = true;
          "match:float" = true;
          "match:fullscreen" = false;
          "match:pin" = false;
        }

        # TODO: style fakefullscreen windows to clearly indicate their difference
        # {
        #   name = "fake-fullscreen";
        # }
      ];

      # █▀▀ █▄░█ █░█   █░█ ▄▀█ █▀█
      # ██▄ █░▀█ ▀▄▀   ▀▄▀ █▀█ █▀▄
      env = [
        "XCURSOR_THEME,Bibata-Modern-Ice"
        "XCURSOR_SIZE,16"
        "HYPRCURSOR_THEME,Bibata-Modern-Ice"
        "HYPRCURSOR_SIZE,16"

        "QT_QPA_PLATFORM,wayland"
        "QT_QPA_PLATFORMTHEME,xdgdesktopportal" # makes portals work correctly
        "XDG_MENU_PREFIX,arch-"
        "XDG_CURRENT_DESKTOP,Hyprland"
      ];
    };
  };
}