{ config, pkgs, ... }:
let
  wallpaper = ../../wallpapers/miku.png;
in {
  home.sessionVariables = {
    XDG_SESSION_TYPE = "wayland";
    XDG_CURRENT_DESKTOP = "niri";
    XDG_SESSION_DESKTOP = "niri";
    QT_QPA_PLATFORM = "wayland;xcb";
    QT_AUTO_SCREEN_SCALE_FACTOR = "1";
    QT_ENABLE_HIGHDPI_SCALING = "1";
    QT_SCALE_FACTOR_ROUNDING_POLICY = "RoundPreferFloor";
    QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
    XDG_MENU_PREFIX = "plasma-";
  }; 
  
  home.packages = with pkgs; [
    grim
    slurp
    satty
    wl-clipboard
  ];

  home.file.".local/bin/screenshot" = {
    executable = true;
    text = ''
      #!/usr/bin/env bash
      MODE="''${1:-region}"
      SAVE_DIR="$HOME/Images/screenshots"
      mkdir -p "$SAVE_DIR"
      FILENAME="$SAVE_DIR/$(date '+%Y%m%d-%H%M%S').png"

      case "$MODE" in
        region)
          grim -g "$(slurp)" -t ppm - | satty --filename - --output-filename "$FILENAME" --copy-command wl-copy --early-exit
          ;;
        screen)
          grim -t ppm - | satty --filename - --output-filename "$FILENAME" --copy-command wl-copy --early-exit
          ;;
        monitor)
          grim -o "$(niri msg focused-output | grep 'Output' | awk '{print $2}')" -t ppm - \
            | satty --filename - --output-filename "$FILENAME" --copy-command wl-copy --early-exit
          ;;
      esac
    '';
  };
 
  xdg.configFile."quickshell".source =
    config.lib.file.mkOutOfStoreSymlink "${config.home.homeDirectory}/repos/nixos/quickshell";

  xdg.configFile."niri/config.kdl".text = ''
    // Modificadores: Mod = Super (tecla Windows)
    input {
      keyboard {
        xkb {
          layout "us,pt"
          variant ",br"
        }
      }
      touchpad {
        tap
        natural-scroll
      }
    }

    layout {
      gaps 6
      border {
        width 2
        active-color "#fabd2f"
        inactive-color "#504945" 
      }

      focus-ring {
        width 2
        active-color "#fabd2f"
        inactive-color "transparent"
      }
    } 

    prefer-no-csd

    spawn-at-startup "swww-daemon"
    spawn-at-startup "swww" "img" "${wallpaper}" "--transition-type" "none"
    spawn-at-startup "quickshell"

    screenshot-path "~/Imagens/screenshots/%Y-%m-%d %H-%M-%S.png"

    binds {
      // Aplicativos
      Mod+Return { spawn "kitty"; }
      Mod+D      { spawn "fuzzel"; }
      Mod+Q      { close-window; }

      // Foco
      Mod+Left  { focus-column-left; }
      Mod+Right { focus-column-right; }
      Mod+Up    { focus-window-up; }
      Mod+Down  { focus-window-down; }

      // Mover janelas
      Mod+Shift+Left  { move-column-left; }
      Mod+Shift+Right { move-column-right; }
      Mod+Shift+Up    { move-window-up; }
      Mod+Shift+Down  { move-window-down; }

      // Workspaces
      Mod+1 { focus-workspace 1; }
      Mod+2 { focus-workspace 2; }
      Mod+3 { focus-workspace 3; }
      Mod+4 { focus-workspace 4; }
      Mod+5 { focus-workspace 5; }
      Mod+Shift+1 { move-window-to-workspace 1; }
      Mod+Shift+2 { move-window-to-workspace 2; }
      Mod+Shift+3 { move-window-to-workspace 3; }
      Mod+Shift+4 { move-window-to-workspace 4; }
      Mod+Shift+5 { move-window-to-workspace 5; }

      // Sistema
      Mod+Shift+E { quit; }
      Mod+L       { spawn "swaylock" "-i" "${wallpaper}" "--scaling" "fill"; }

      // Volume
      XF86AudioRaiseVolume { spawn "wpctl" "set-volume" "@DEFAULT_AUDIO_SINK@" "5%+"; }
      XF86AudioLowerVolume { spawn "wpctl" "set-volume" "@DEFAULT_AUDIO_SINK@" "5%-"; }
      XF86AudioMute        { spawn "wpctl" "set-mute" "@DEFAULT_AUDIO_SINK@" "toggle"; }

      // Zen mode (toggle quickshell bar)
      Mod+Z { spawn "quickshell" "ipc" "call" "zen" "toggle"; }

      // Input layout
      Mod+Space { switch-layout "next"; }

      // Screenshot
      Mod+Shift+S          { spawn "bash" "-c" "$HOME/.local/bin/screenshot region"; }
      Mod+Shift+Alt+S      { spawn "bash" "-c" "$HOME/.local/bin/screenshot screen"; }
      Mod+Shift+Ctrl+S     { spawn "bash" "-c" "$HOME/.local/bin/screenshot monitor"; }
    } 
  '';
}