{
  pkgs,
  config,
  lib,
  ...
}: let
  # Get the actual color palettes
  darkPalette = pkgs.catppuccin.${config.catppuccin.flavor};
  lightPalette = pkgs.catppuccin.latte;

  # Create theme from palette
  mkTheme = palette: accent: {
    mPrimary = palette.${accent};
    mOnPrimary = palette.crust;
    mSecondary = palette.subtext0;
    mOnSecondary = palette.crust;
    mTertiary = palette.teal;
    mOnTertiary = palette.crust;
    mError = palette.red;
    mOnError = palette.crust;
    mSurface = palette.base;
    mOnSurface = palette.text;
    mSurfaceVariant = palette.surface0;
    mOnSurfaceVariant = palette.lavender;
    mOutline = palette.surface2;
    mShadow = palette.crust;
    mHover = palette.subtext1;
    mOnHover = palette.crust;
  };

  # Build the complete color scheme
  customScheme = {
    dark = mkTheme darkPalette config.catppuccin.accent;
    light = mkTheme lightPalette config.catppuccin.accent;
  };

  # Convert to JSON
  schemeJson = builtins.toJSON customScheme;

  # Write to file - escape for shell
  schemeJsonEscaped = lib.escapeShellArg schemeJson;

  customPackage = pkgs.noctalia-shell.overrideAttrs (oldAttrs: {
    pname = "noctalia-shell-custom";
    nativeBuildInputs = (oldAttrs.nativeBuildInputs or []) ++ [pkgs.jq];

    postPatch =
      (oldAttrs.postPatch or "")
      + ''
              echo "Patching noctalia-shell with Cat-Custom theme..."
              echo "  Dark: ${config.catppuccin.flavor} / Light: latte"
              echo "  Accent: ${config.catppuccin.accent}"

              if [ -d Assets/ColorScheme/Catppuccin ]; then
                mkdir -p Assets/ColorScheme/Cat-Custom

                # Write the JSON directly
                cat > Assets/ColorScheme/Cat-Custom/Cat-Custom.json << 'COLORSCHEME_EOF'
        ${schemeJson}
        COLORSCHEME_EOF

                echo "Created Cat-Custom color scheme:"
                ${pkgs.jq}/bin/jq -C '.' Assets/ColorScheme/Cat-Custom/Cat-Custom.json || true

                # Add translation entries
                for lang in en fr de es pt zh-CN; do
                  if [ -f "Assets/Translations/$lang.json" ]; then
                    ${pkgs.jq}/bin/jq \
                      '.["color-scheme"].predefined.schemes["Cat-Custom"] = "Cat-Custom"' \
                      "Assets/Translations/$lang.json" > "Assets/Translations/$lang.json.tmp" \
                      && mv "Assets/Translations/$lang.json.tmp" "Assets/Translations/$lang.json"
                  fi
                done
              else
                echo "ERROR: ColorScheme directory not found"
                exit 1
              fi
      '';

    meta =
      oldAttrs.meta
      // {
        description = "${oldAttrs.meta.description} (Cat-Custom: ${config.catppuccin.flavor}/${config.catppuccin.accent})";
      };
  });
in {
  programs.noctalia-shell = {
    enable = true;
    package = customPackage;
    settings = {
      settingsVersion = 0;
      bar = {
        position = "top";
        backgroundOpacity = 1;
        monitors = [];
        density = "comfortable";
        showCapsule = true;
        capsuleOpacity = 1;
        floating = false;
        marginVertical = 0.25;
        marginHorizontal = 0.25;
        outerCorners = false;
        exclusive = true;
        widgets = {
          left = [
            {
              icon = "rocket";
              id = "CustomButton";
              leftClickExec = "noctalia-shell ipc call launcher toggle";
            }
            {
              id = "Workspace";
            }
            {
              diskPath = "/";
              id = "SystemMonitor";
              showCpuTemp = false;
              showCpuUsage = true;
              showDiskUsage = true;
              showGpuTemp = false;
              showMemoryAsPercent = true;
              showMemoryUsage = true;
              showNetworkStats = false;
              usePrimaryColor = false;
            }
            {
              colorizeIcons = false;
              hideMode = "hidden";
              id = "ActiveWindow";
              maxWidth = 375;
              scrollingMode = "always";
              showIcon = true;
              useFixedWidth = false;
            }
          ];
          center = [
          ];
          right = [
            {
              hideMode = "hidden";
              hideWhenIdle = false;
              id = "MediaMini";
              maxWidth = 275;
              scrollingMode = "hover";
              showAlbumArt = false;
              showArtistFirst = false;
              showProgressRing = true;
              showVisualizer = false;
              useFixedWidth = false;
              visualizerType = "linear";
            }
            {
              id = "Tray";
            }
            {
              id = "NotificationHistory";
            }
            {
              id = "Battery";
            }
            {
              id = "Volume";
            }
            {
              id = "Brightness";
            }
            {
              id = "ControlCenter";
            }
            {
              formatHorizontal = "ddd MMM dd yyyy @ h:mm AP";
              formatVertical = "HH mm - dd MM";
              id = "Clock";
              useCustomFont = false;
              usePrimaryColor = false;
            }
          ];
        };
      };
      general = {
        avatarImage = "/home/${config.userOptions.username}/.face";
        dimmerOpacity = 0.6;
        showScreenCorners = true;
        forceBlackScreenCorners = true;
        scaleRatio = 1;
        radiusRatio = 1;
        iRadiusRatio = 1;
        boxRadiusRatio = 1;
        screenRadiusRatio = 1;
        animationSpeed = 1;
        animationDisabled = false;
        compactLockScreen = false;
        lockOnSuspend = true;
        showSessionButtonsOnLockScreen = true;
        showHibernateOnLockScreen = false;
        enableShadows = false;
        shadowDirection = "bottom_right";
        shadowOffsetX = 2;
        shadowOffsetY = 3;
        language = "";
        allowPanelsOnScreenWithoutBar = true;
      };
      ui = {
        fontDefault = config.userOptions.fontSans.name;
        fontFixed = config.userOptions.fontMono.name;
        fontDefaultScale = 1;
        fontFixedScale = 1;
        tooltipsEnabled = true;
        panelBackgroundOpacity = 1;
        panelsAttachedToBar = true;
        settingsPanelMode = "attached";
      };
      location = {
        name = "Atlanta, US";
        weatherEnabled = true;
        weatherShowEffects = true;
        useFahrenheit = true;
        use12hourFormat = true;
        showWeekNumberInCalendar = true;
        showCalendarEvents = true;
        showCalendarWeather = true;
        analogClockInCalendar = false;
        firstDayOfWeek = -1;
      };
      calendar = {
        cards = [
          {
            enabled = true;
            id = "calendar-header-card";
          }
          {
            enabled = true;
            id = "calendar-month-card";
          }
          {
            enabled = true;
            id = "weather-card";
          }
          {
            enabled = true;
            id = "timer-card";
          }
        ];
      };
      screenRecorder = {
        directory = "";
        frameRate = 60;
        audioCodec = "opus";
        videoCodec = "h264";
        quality = "very_high";
        colorRange = "limited";
        showCursor = true;
        audioSource = "default_output";
        videoSource = "portal";
      };
      wallpaper = {
        enabled = false;
        overviewEnabled = false;
        directory = "/home/sckova/.local/share/wallpaper";
        monitorDirectories = [];
        enableMultiMonitorDirectories = false;
        recursiveSearch = false;
        setWallpaperOnAllMonitors = true;
        fillColor = "${pkgs.catppuccin.${config.catppuccin.flavor}.base}";
        fillMode = "crop";
        hideWallpaperFilenames = true;
        panelPosition = "follow_bar";
        randomEnabled = false;
        randomIntervalSec = 300;
        transitionDuration = 1500;
        transitionEdgeSmoothness = 0.05;
        transitionType = "random";
        useWallhaven = false;
      };
      appLauncher = {
        enableClipboardHistory = true;
        enableClipPreview = true;
        position = "top_left";
        pinnedExecs = [];
        useApp2Unit = false;
        sortByMostUsed = true;
        terminalCommand = "kitty -e";
        customLaunchPrefixEnabled = false;
        customLaunchPrefix = "";
        viewMode = "list";
        showCategories = true;
      };
      controlCenter = {
        position = "close_to_bar_button";
        shortcuts = {
          left = [
            {
              id = "WiFi";
            }
            {
              id = "Bluetooth";
            }
            {
              id = "ScreenRecorder";
            }
            {
              id = "WallpaperSelector";
            }
          ];
          right = [
            {
              id = "Notifications";
            }
            {
              id = "PowerProfile";
            }
            {
              id = "KeepAwake";
            }
            {
              id = "NightLight";
            }
          ];
        };
        cards = [
          {
            enabled = true;
            id = "profile-card";
          }
          {
            enabled = true;
            id = "shortcuts-card";
          }
          {
            enabled = true;
            id = "audio-card";
          }
          {
            enabled = true;
            id = "media-sysmon-card";
          }
        ];
      };
      systemMonitor = {
        cpuWarningThreshold = 80;
        cpuCriticalThreshold = 90;
        tempWarningThreshold = 80;
        tempCriticalThreshold = 90;
        memWarningThreshold = 80;
        memCriticalThreshold = 90;
        diskWarningThreshold = 80;
        diskCriticalThreshold = 90;
        cpuPollingInterval = 3000;
        tempPollingInterval = 3000;
        memPollingInterval = 3000;
        diskPollingInterval = 3000;
        networkPollingInterval = 3000;
        useCustomColors = false;
        warningColor = "";
        criticalColor = "";
      };
      dock = {
        enabled = false;
        displayMode = "auto_hide";
        backgroundOpacity = 1;
        floatingRatio = 1;
        size = 1;
        onlySameOutput = true;
        monitors = [];
        pinnedApps = [];
        colorizeIcons = false;
        pinnedStatic = false;
        inactiveIndicators = false;
        deadOpacity = 0.6;
      };
      network = {
        wifiEnabled = true;
      };
      sessionMenu = {
        enableCountdown = true;
        countdownDuration = 5000;
        position = "center";
        showHeader = true;
        powerOptions = [
          {
            action = "lock";
            enabled = true;
          }
          {
            action = "suspend";
            enabled = true;
          }
          {
            action = "hibernate";
            enabled = true;
          }
          {
            action = "reboot";
            enabled = true;
          }
          {
            action = "logout";
            enabled = true;
          }
          {
            action = "shutdown";
            enabled = true;
          }
        ];
      };
      notifications = {
        enabled = true;
        monitors = [];
        location = "top_right";
        overlayLayer = true;
        backgroundOpacity = 1;
        respectExpireTimeout = false;
        lowUrgencyDuration = 3;
        normalUrgencyDuration = 8;
        criticalUrgencyDuration = 15;
        enableKeyboardLayoutToast = true;
        sounds = {
          enabled = false;
          volume = 0.5;
          separateSounds = false;
          criticalSoundFile = "";
          normalSoundFile = "";
          lowSoundFile = "";
          excludedApps = "";
        };
      };
      osd = {
        enabled = true;
        location = "top_right";
        autoHideMs = 2000;
        overlayLayer = true;
        backgroundOpacity = 1;
        enabledTypes = [
          0
          1
          2
        ];
        monitors = [];
      };
      audio = {
        volumeStep = 5;
        volumeOverdrive = false;
        cavaFrameRate = 30;
        visualizerType = "linear";
        visualizerQuality = "high";
        mprisBlacklist = [];
        preferredPlayer = "";
        externalMixer = "pwvucontrol || pavucontrol";
      };
      colorSchemes = {
        useWallpaperColors = false;
        predefinedScheme = "Cat-Custom";
        darkMode = true;
        schedulingMode = "off";
        manualSunrise = "06:30";
        manualSunset = "18:30";
        matugenSchemeType = "scheme-fruit-salad";
        generateTemplatesForPredefined = true;
      };
      templates = {
        gtk = false;
        qt = false;
        kcolorscheme = false;
        alacritty = false;
        kitty = false;
        ghostty = false;
        foot = false;
        wezterm = false;
        fuzzel = false;
        discord = false;
        pywalfox = false;
        vicinae = false;
        walker = false;
        code = false;
        spicetify = false;
        telegram = false;
        cava = false;
        yazi = false;
        emacs = false;
        niri = false;
        enableUserTemplates = false;
      };
      nightLight = {
        enabled = true;
        forced = true;
        autoSchedule = true;
        nightTemp = "4000";
        dayTemp = "6500";
        manualSunrise = "06:30";
        manualSunset = "18:30";
      };
      hooks = {
        enabled = false;
        wallpaperChange = "";
        darkModeChange = "";
      };
    };
  };

  systemd.user.services.noctalia-shell = {
    Unit = {
      After = ["niri.service"];
      PartOf = ["niri.service"];
      Description = "Noctalia Shell - Wayland desktop shell";
      Documentation = "https://docs.noctalia.dev/docs";
    };

    Service = {
      ExecStart = "${customPackage}/bin/noctalia-shell";
      Restart = "on-failure";
      Environment = [
        "LOCALE_ARCHIVE=${pkgs.glibcLocales}/lib/locale"
        "TZDIR=${pkgs.tzdata}/share/zoneinfo"
        "NOCTALIA_SETTINGS_FALLBACK=%h/.config/noctalia/gui-settings.json"
        "QT_QPA_PLATFORM=wayland"
        "QT_QPA_PLATFORMTHEME=qt6ct"
      ];
    };

    Install = {
      WantedBy = ["niri.service"];
    };
  };
}