discourse/app/assets/javascripts/admin/addon/components/schema-theme-setting/field.gjs

import Component from "@glimmer/component";
import { cached } from "@glimmer/tracking";
import htmlSafe from "discourse-common/helpers/html-safe";
import BooleanField from "./types/boolean";
import CategoryField from "./types/category";
import EnumField from "./types/enum";
import FloatField from "./types/float";
import GroupField from "./types/group";
import IntegerField from "./types/integer";
import StringField from "./types/string";
import TagField from "./types/tag";

export default class SchemaThemeSettingField extends Component {
  get component() {
    switch (this.args.spec.type) {
      case "string":
        return StringField;
      case "integer":
        return IntegerField;
      case "float":
        return FloatField;
      case "boolean":
        return BooleanField;
      case "enum":
        return EnumField;
      case "category":
        return CategoryField;
      case "tag":
        return TagField;
      case "group":
        return GroupField;
      default:
        throw new Error("unknown type");
    }
  }

  @cached
  get description() {
    return this.args.description.trim().replace(/\n/g, "<br>");
  }

  get hasDescription() {
    return this.args.description?.length > 0;
  }

  <template>
    <div class="schema-field" data-name={{@name}}>
      <label class="schema-field__label">{{@name}}</label>

      <div class="schema-field__input">
        <this.component
          @value={{@value}}
          @spec={{@spec}}
          @onChange={{@onValueChange}}
        />
      </div>

      {{#if this.hasDescription}}
        <div class="schema-field__description">
          {{htmlSafe this.description}}
        </div>
      {{/if}}
    </div>
  </template>
}