SPFxProperyPaneDynamicModules.ts

import * as React from 'react';
import * as ReactDom from 'react-dom';
import { Version } from '@microsoft/sp-core-library';
import {
  BaseClientSideWebPart,
  IPropertyPaneConfiguration,
  WebPartContext
} from '@microsoft/sp-webpart-base';
import * as strings from 'MyWebPartStrings';
import MyComponent from './components/MyComponent';
import { DisplayMode } from '@microsoft/sp-core-library';

export interface IMyWebPartProps {
  categories: {
    key: string;
    name: string;
    icon: string;
  };
}

export default class MyWebPart extends BaseClientSideWebPart<IMyWebPartProps> {
  private _propertyFieldCollectionData:any = null;
  private _customCollectionFieldType:any = null;

  public render(): void {
    const { categories } = this.properties;    

    const element: React.ReactElement<IMyWebPartProps> = React.createElement(
      MyComponent,
      {
        categories
      }
    );

    ReactDom.render(element, this.domElement);
  }

  protected async onInit<IMyWebPartProps>():Promise<void> {
    if (this.displayMode === DisplayMode.Edit) {
      const { PropertyFieldCollectionData, CustomCollectionFieldType } = await import (
        /* webpackChunkName: 'PropertyFieldCollectionData' */
        '@pnp/spfx-property-controls/lib/PropertyFieldCollectionData'
      );

      this._propertyFieldCollectionData = PropertyFieldCollectionData;
      this._customCollectionFieldType = CustomCollectionFieldType;
    }
  }

  protected onDispose(): void {
    ReactDom.unmountComponentAtNode(this.domElement);
  }

  protected get dataVersion(): Version {
    return Version.parse('1.0');
  }

  protected getPropertyPaneConfiguration(): IPropertyPaneConfiguration {
    const { categories } = this.properties;

    return {
      pages: [
        {
          header: {
            description: strings.PropertyPaneDescription
          },
          groups: [
            {
              groupName: strings.CategoryGroupName,
              groupFields: [
                this._propertyFieldCollectionData("categories", {
                  key: "categories",
                  label: "Categories",
                  panelHeader: "Manage categories",
                  manageBtnLabel: "Manage categories",
                  value: categories,
                  fields: [
                    {
                      id: "key",
                      title: "Key",
                      type: this._customCollectionFieldType.string,
                      required: true
                    },
                    {
                      id: "name",
                      title: "Title",
                      type: this._customCollectionFieldType.string,
                      required: true
                    },
                    {
                      id: "icon",
                      title: "Icon",
                      type: this._customCollectionFieldType.fabricIcon,
                      required: true
                    }
                  ],
                  disabled: false
                })
              ],
              isCollapsed: true
            }
          ],
          displayGroupsAsAccordion: true,        
        }
      ]
    };
  }
}