{
  config,
  lib,
  pkgs,
  ...
}:
with lib;
with lib.custom; let
  cfg = config.apps.helpers.walker;
in {
  options.apps.helpers.walker = with types; {
    enable = mkBoolOpt false "Enable Walker";
  };

  config = mkIf cfg.enable {
    programs.walker = {
      enable = true;
      runAsService = true;

      theme = {
        layout = {
          ui = {
            anchors = {
              bottom = true;
              left = true;
              right = true;
              top = true;
            };

            window = {
              h_align = "fill";
              v_align = "fill";

              box = {
                h_align = "center";
                width = 450;

                bar = {
                  orientation = "horizontal";
                  position = "end";

                  entry = {
                    h_align = "fill";
                    h_expand = true;

                    icon = {
                      h_align = "center";
                      h_expand = true;
                      pixel_size = 24;
                      theme = "";
                    };
                  };
                };

                margins = {
                  top = 450;
                };

                ai_scroll = {
                  name = "aiScroll";
                  h_align = "fill";
                  v_align = "fill";
                  max_height = 300;
                  min_width = 400;
                  height = 300;
                  width = 400;

                  margins = {
                    top = 8;
                  };

                  list = {
                    name = "aiList";
                    orientation = "vertical";
                    width = 400;
                    spacing = 10;

                    item = {
                      name = "aiItem";
                      h_align = "fill";
                      v_align = "fill";
                      x_align = 0;
                      y_align = 0;
                      wrap = true;
                    };
                  };
                };

                scroll = {
                  list = {
                    marker_color = "#1BFFE1";
                    max_height = 300;
                    max_width = 400;
                    min_width = 400;
                    width = 400;

                    item = {
                      activation_label = {
                        h_align = "fill";
                        v_align = "fill";
                        width = 20;
                        x_align = 0.5;
                        y_align = 0.5;
                      };

                      icon = {
                        pixel_size = 26;
                        theme = "";
                      };
                    };

                    margins = {
                      top = 8;
                    };
                  };
                };

                search = {
                  prompt = {
                    name = "prompt";
                    icon = "edit-find";
                    theme = "";
                    pixel_size = 18;
                    h_align = "center";
                    v_align = "center";
                  };

                  clear = {
                    name = "clear";
                    icon = "edit-clear";
                    theme = "";
                    pixel_size = 18;
                    h_align = "center";
                    v_align = "center";
                  };

                  input = {
                    h_align = "fill";
                    h_expand = true;
                    icons = true;
                  };

                  spinner = {
                    hide = true;
                  };
                };
              };
            };
          };
        };

        style = ''
          @define-color foreground ${colors.fg.hex}; /* text */
          @define-color background ${colors.bg.hex}; /* base */
          @define-color cursor ${colors.primary.hex}; /* rosewater */

          @define-color color0 ${colors.surface0.hex}; /* surface0 */
          @define-color color1 ${colors.red.hex}; /* red */
          @define-color color2 ${colors.green.hex}; /* green */
          @define-color color3 ${colors.yellow.hex}; /* yellow */
          @define-color color4 ${colors.blue.hex}; /* blue */
          @define-color color5 ${colors.pink.hex}; /* pink */
          @define-color color6 ${colors.teal.hex}; /* teal */
          @define-color color7 ${colors.subtext1.hex}; /* subtext1 */
          @define-color color8 ${colors.surface1.hex}; /* surface1 */
          @define-color color9 ${colors.red.hex}; /* red */
          @define-color color10 ${colors.green.hex}; /* green */
          @define-color color11 ${colors.yellow.hex}; /* yellow */
          @define-color color12 ${colors.blue.hex}; /* blue */
          @define-color color13 ${colors.pink.hex}; /* pink */
          @define-color color14 ${colors.teal.hex}; /* teal */
          @define-color color15 ${colors.subtext0.hex}; /* subtext0 */

          #window,
          #box,
          #aiScroll,
          #aiList,
          #search,
          #password,
          #input,
          #prompt,
          #clear,
          #typeahead,
          #list,
          child,
          scrollbar,
          slider,
          #item,
          #text,
          #label,
          #bar,
          #sub,
          #activationlabel {
            all: unset;
          }

          #cfgerr {
            background: rgba(255, 0, 0, 0.4);
            margin-top: 20px;
            padding: 8px;
            font-size: 1.2em;
          }

          #window {
            color: @foreground;
          }

          #box {
            border-radius: 2px;
            background: @background;
            padding: 32px;
            border: 1px solid lighter(@background);
            box-shadow:
              0 19px 38px rgba(0, 0, 0, 0.3),
              0 15px 12px rgba(0, 0, 0, 0.22);
          }

          #search {
            box-shadow:
              0 1px 3px rgba(0, 0, 0, 0.1),
              0 1px 2px rgba(0, 0, 0, 0.22);
            background: lighter(@background);
            padding: 8px;
          }

          #prompt {
            margin-left: 4px;
            margin-right: 12px;
            color: @foreground;
            opacity: 0.2;
          }

          #clear {
            color: @foreground;
            opacity: 0.8;
          }

          #password,
          #input,
          #typeahead {
            border-radius: 2px;
          }

          #input {
            background: none;
          }

          #password {
          }

          #spinner {
            padding: 8px;
          }

          #typeahead {
            color: @foreground;
            opacity: 0.8;
          }

          #input placeholder {
            opacity: 0.5;
          }

          #list {
          }

          child {
            padding: 8px;
            border-radius: 2px;
          }

          child:selected,
          child:hover {
            background: alpha(@color1, 0.4);
          }

          #item {
          }

          #icon {
            margin-right: 8px;
          }

          #text {
          }

          #label {
            font-weight: 500;
          }

          #sub {
            opacity: 0.5;
            font-size: 0.8em;
          }

          #activationlabel {
          }

          #bar {
          }

          .barentry {
          }

          .activation #activationlabel {
          }

          .activation #text,
          .activation #icon,
          .activation #search {
            opacity: 0.5;
          }

          .aiItem {
            padding: 10px;
            border-radius: 2px;
            color: @foreground;
            background: @background;
          }

          .aiItem.user {
            padding-left: 0;
            padding-right: 0;
          }

          .aiItem.assistant {
            background: lighter(@background);
          }
        '';
      };

      config = {
        app_launch_prefix = "";
        terminal_title_flag = "";
        locale = "";
        close_when_open = false;
        theme = "nixos";
        monitor = "";
        hotreload_theme = false;
        as_window = false;
        timeout = 0;
        disable_click_to_close = false;
        force_keyboard_focus = false;

        keys = {
          accept_typeahead = ["tab"];
          trigger_labels = "lalt";
          next = ["down"];
          prev = ["up"];
          close = ["esc"];
          remove_from_history = ["shift backspace"];
          resume_query = ["ctrl r"];
          toggle_exact_search = ["ctrl m"];

          activation_modifiers = {
            keep_open = "shift";
            alternate = "alt";
          };

          ai = {
            clear_session = ["ctrl x"];
            copy_last_response = ["ctrl c"];
            resume_session = ["ctrl r"];
            run_last_response = ["ctrl e"];
          };
        };

        events = {
          on_activate = "";
          on_selection = "";
          on_exit = "";
          on_launch = "";
          on_query_change = "";
        };

        list = {
          dynamic_sub = true;
          keyboard_scroll_style = "emacs";
          max_entries = 50;
          show_initial_entries = true;
          single_click = true;
          visibility_threshold = 20;
          placeholder = "No Results";
        };

        search = {
          argument_delimiter = "#";
          placeholder = "Search...";
          delay = 0;
          resume_last_query = false;
        };

        activation_mode = {
          labels = "jkl;asdf";
        };

        builtins = {
          applications = {
            weight = 5;
            name = "applications";
            placeholder = "Applications";
            prioritize_new = true;
            hide_actions_with_empty_query = true;
            context_aware = true;
            refresh = true;
            show_sub_when_single = true;
            show_icon_when_single = true;
            show_generic = true;
            history = true;

            actions = {
              enabled = true;
              hide_category = false;
              hide_without_query = true;
            };
          };

          bookmarks = {
            weight = 5;
            placeholder = "Bookmarks";
            name = "bookmarks";
            icon = "bookmark";
            switcher_only = true;

            entries = [
              {
                label = "Walker";
                url = "https://github.com/abenz1267/walker";
                keywords = ["walker" "github"];
              }
            ];
          };

          xdph_picker = {
            hidden = true;
            weight = 5;
            placeholder = "Screen/Window Picker";
            show_sub_when_single = true;
            name = "xdphpicker";
            switcher_only = true;
          };

          ai = {
            weight = 5;
            placeholder = "AI";
            name = "ai";
            icon = "help-browser";
            switcher_only = true;
            show_sub_when_single = true;

            anthropic = {
              prompts = [
                {
                  model = "claude-3-7-sonnet-20250219";
                  temperature = 1;
                  max_tokens = 1000;
                  label = "General Assistant";
                  prompt = "You are a helpful general assistant. Keep your answers short and precise.";
                }
              ];
            };
          };

          calc = {
            require_number = true;
            weight = 5;
            name = "calc";
            icon = "accessories-calculator";
            placeholder = "Calculator";
            min_chars = 4;
          };

          windows = {
            weight = 5;
            icon = "view-restore";
            name = "windows";
            placeholder = "Windows";
            show_icon_when_single = true;
          };

          clipboard = {
            always_put_new_on_top = true;
            exec = "wl-copy";
            weight = 5;
            name = "clipboard";
            avoid_line_breaks = true;
            placeholder = "Clipboard";
            image_height = 300;
            max_entries = 10;
            switcher_only = true;
          };

          commands = {
            weight = 5;
            icon = "utilities-terminal";
            switcher_only = true;
            name = "commands";
            placeholder = "Commands";
          };

          custom_commands = {
            weight = 5;
            icon = "utilities-terminal";
            name = "custom_commands";
            placeholder = "Custom Commands";
          };

          emojis = {
            exec = "wl-copy";
            weight = 5;
            name = "emojis";
            placeholder = "Emojis";
            switcher_only = true;
            history = true;
            typeahead = true;
            show_unqualified = false;
          };

          symbols = {
            after_copy = "";
            weight = 5;
            name = "symbols";
            placeholder = "Symbols";
            switcher_only = true;
            history = true;
            typeahead = true;
          };

          finder = {
            use_fd = false;
            fd_flags = "--ignore-vcs --type file";
            weight = 5;
            icon = "file";
            name = "finder";
            placeholder = "Finder";
            switcher_only = true;
            ignore_gitignore = true;
            refresh = true;
            concurrency = 8;
            show_icon_when_single = true;
            preview_images = false;
          };

          runner = {
            eager_loading = true;
            weight = 5;
            icon = "utilities-terminal";
            name = "runner";
            placeholder = "Runner";
            typeahead = true;
            history = true;
            generic_entry = false;
            refresh = true;
            use_fd = false;
          };

          ssh = {
            weight = 5;
            icon = "preferences-system-network";
            name = "ssh";
            placeholder = "SSH";
            switcher_only = true;
            history = true;
            refresh = true;
          };

          switcher = {
            weight = 5;
            name = "switcher";
            placeholder = "Switcher";
            prefix = "/";
          };

          websearch = {
            keep_selection = true;
            weight = 5;
            icon = "applications-internet";
            name = "websearch";
            placeholder = "Websearch";

            entries = [
              {
                name = "searx";
                url = "https://search.zoeys.cloud/searx/search?q=%TERM%";
              }
            ];
          };

          dmenu = {
            hidden = true;
            weight = 5;
            name = "dmenu";
            placeholder = "Dmenu";
            switcher_only = true;
            show_icon_when_single = true;
          };

          translation = {
            delay = 1000;
            weight = 5;
            name = "translation";
            icon = "accessories-dictionary";
            placeholder = "Translation";
            switcher_only = true;
            provider = "googlefree";
          };
        };
      };
    };
  };
}