feat: Partial list filtering by key using include/exclude filter.

src/ts/projectType/generic/field/partials.ts

@@ -12,6 +12,10 @@ import {
   html,
 } from '@blinkk/selective-edit';
 import {DialogActionLevel, FormDialogModal} from '../../../editor/ui/modal';
+import {
+  IncludeExcludeFilter,
+  IncludeExcludeFilterConfig,
+} from '../../../utility/filter';
 import {
   ListFieldComponent,
   ListFieldItem,
@@ -62,6 +66,10 @@ export interface GenericPartialsFieldConfig extends FieldConfig {
    * Label for when the list is empty.
    */
   emptyLabel?: string;
+  /**
+   * Filtering for valid partials to show in the list.
+   */
+  filter?: IncludeExcludeFilterConfig;
   /**
    * Label for partial.
    */
@@ -224,6 +232,9 @@ export class GenericPartialsField
   ): FormDialogModal {
     const editor = this.globalConfig.editor as LiveEditor;
     if (!editor.ui.partModals.modals[MODAL_KEY_NEW]) {
+      // Determine the possible filtering.
+      const partialFilter = new IncludeExcludeFilter(this.config.filter ?? {});
+
       // Setup the editor.
       const options = [];
       for (const [partialKey, partial] of Object.entries(this.partials || {})) {
@@ -233,6 +244,11 @@ export class GenericPartialsField
           continue;
         }
 
+        // If there is a filter, only show the partials that match the filter.
+        if (!partialFilter.matches(partialKey)) {
+          continue;
+        }
+
         options.push({
           label: partial.editor.label || partialKey,
           value: partialKey,