/modules/hm/wayland-desktop/walker.nix at 415c7ddd938ddb7b69b9ff6351d0370ea59828d0

# Copyright 2025 Shota FUJI <pockawoooh@gmail.com>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
# OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
#
# SPDX-License-Identifier: 0BSD
#
# > Wayland-native application runner
# https://github.com/abenz1267/walker

{ config, ... }:
{
  config = {
    services.walker = {
      enable = true;

      settings = {
        close_when_open = true;
        theme = "nix";
        as_window = false;
        disable_click_to_close = false;
        force_keyboard_focus = true;

        keys = {
          accept_typeahead = [ "tab" ];
          trigger_labels = "ralt";
          next = [ "down" ];
          prev = [ "up" ];
          close = [ "esc" ];
          remove_from_history = [ "shift backspace" ];
        };

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

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

        activation_mode = {
          disabled = true;
        };

        builtins = {
          applications = {
            weight = 5;
            name = "applications";
            placeholder = "Applications";
            prioritize_new = true;
            hide_actions_with_empty_query = 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;
            };
          };

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

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

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

        plugins = [
          {
            keep_sort = false;
            name = "power";
            placeholder = "Power";
            recalculate_score = true;
            show_icon_when_single = true;
            switcher_only = false;

            entries = [
              {
                exec = "shutdown now";
                icon = "system-shutdown";
                label = "Shutdown";
              }
              {
                exec = "reboot";
                icon = "system-reboot";
                label = "Reboot";
              }
              {
                exec = "niri msg action power-off-monitors && swaylock";
                icon = "system-lock-screen";
                label = "Lock Screen";
              }
            ];
          }
        ];
      };

      theme = {
        name = "nix";
        layout.ui = {
          anchors = {
            bottom = true;
            left = true;
            right = true;
            top = true;
          };

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

            box = {
              h_align = "center";
              width = 800;

              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 = 400;

              scroll.list = {
                marker_color = "var(--accent-foreground-color)";
                max_height = 500;

                item = {
                  spacing = 6;

                  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 = {
                spacing = 4;

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

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

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

                spinner.hide = true;
              };
            };
          };
        };

        style =
          let
            light = config.palette.catppuccin.light-palette;
            dark = config.palette.catppuccin.dark-palette;
          in
          ''
            ${builtins.readFile ./walker/theme.css}

            #window.dark {
              --background-color: ${dark.base.hex};
              --surface-background-color: ${dark.surface0.hex};
              --border-color: ${dark.lavender.hex};
              --foreground-color: ${dark.text.hex};
              --dimmed-foreground-color: ${dark.subtext0.hex};
            }

            #window.light {
              --background-color: ${light.base.hex};
              --surface-background-color: ${light.surface0.hex};
              --border-color: ${light.lavender.hex};
              --foreground-color: ${light.text.hex};
              --dimmed-foreground-color: ${light.subtext0.hex};
            }
          '';
      };
    };
  };
}