{ config, lib, pkgs, inputs, ... }:

with lib;

let
  cfg = config.noctaliaShell;
in
{
  imports = [
    inputs.noctalia.homeModules.default
  ];

  options.noctaliaShell = {
    enable = mkEnableOption "Noctalia shell";

    colorScheme = mkOption {
      type = types.str;
      default = "Noctalia (default)";
      description = ''
        Predefined color scheme to use. Options include:
        "Noctalia (default)", "Monochrome", "Catppuccin Mocha", etc.
        See Noctalia docs for full list.
      '';
    };

    useWallpaperColors = mkOption {
      type = types.bool;
      default = false;
      description = "Generate colors from wallpaper instead of using predefined scheme";
    };

    darkMode = mkOption {
      type = types.bool;
      default = true;
      description = "Use dark mode for Noctalia shell";
    };

    barPosition = mkOption {
      type = types.enum [ "top" "bottom" "left" "right" ];
      default = "top";
      description = "Position of the Noctalia bar";
    };

    barDensity = mkOption {
      type = types.enum [ "default" "compact" ];
      default = "default";
      description = "Bar density (compact for vertical bars)";
    };

    enableDock = mkOption {
      type = types.bool;
      default = true;
      description = "Enable the Noctalia dock";
    };

    dockPosition = mkOption {
      type = types.enum [ "top" "bottom" "left" "right" ];
      default = "bottom";
      description = "Position of the dock";
    };

    pinnedApps = mkOption {
      type = types.listOf types.str;
      default = [ ];
      description = "List of .desktop file names for pinned dock apps";
    };

    avatarImage = mkOption {
      type = types.str;
      default = "";
      description = "Path to avatar image for user profile";
    };

    locationName = mkOption {
      type = types.str;
      default = "Denver";
      description = "Location name for weather widget";
    };

    use12hourFormat = mkOption {
      type = types.bool;
      default = false;
      description = "Use 12-hour time format";
    };

    useFahrenheit = mkOption {
      type = types.bool;
      default = false;
      description = "Use Fahrenheit for temperature";
    };
  };

  config = mkIf cfg.enable {
    # Configure Noctalia shell via home-manager module
    programs.noctalia-shell = {
      enable = true;

      # Don't install the package separately since systemd service handles it
      # But we need it for IPC commands in keybinds
      package = inputs.noctalia.packages.${pkgs.stdenv.hostPlatform.system}.default;

      settings = {
        colorSchemes = {
          useWallpaperColors = cfg.useWallpaperColors;
          predefinedScheme = cfg.colorScheme;
          darkMode = cfg.darkMode;
        };

        bar = {
          position = cfg.barPosition;
          density = cfg.barDensity;
          showCapsule = true;
          floating = false;
          widgets = {
            left = [
              { id = "Launcher"; }
              { id = "Clock"; }
              { id = "SystemMonitor"; }
              { id = "ActiveWindow"; }
              { id = "MediaMini"; }
            ];
            center = [
              { id = "Workspace"; }
            ];
            right = [
              { id = "Tray"; }
              { id = "NotificationHistory"; }
              { id = "Battery"; }
              { id = "Volume"; }
              { id = "Brightness"; }
              { id = "ControlCenter"; }
            ];
          };
        };

        dock = {
          enabled = cfg.enableDock;
          position = cfg.dockPosition;
          displayMode = "auto_hide";
          pinnedApps = cfg.pinnedApps;
        };

        general = {
          avatarImage = cfg.avatarImage;
          radiusRatio = 1;
          animationSpeed = 1;
          enableShadows = true;
        };

        location = {
          name = cfg.locationName;
          weatherEnabled = true;
          use12hourFormat = cfg.use12hourFormat;
          useFahrenheit = cfg.useFahrenheit;
        };

        notifications = {
          enabled = true;
          location = "top_right";
        };

        appLauncher = {
          position = "center";
          sortByMostUsed = true;
          viewMode = "list";
        };
      };
    };

    # Disable conflicting services that Noctalia replaces
    services.swayosd.enable = mkForce false;
    services.swaync.enable = mkForce false;

    # Disable wlsunset - Noctalia has built-in night light
    services.wlsunset.enable = mkForce false;

    # Disable waybar - Noctalia has its own bar
    waybarConfig.enable = mkForce false;
    programs.waybar.enable = mkForce false;
  };
}