feat: add dynamic list page size options and update default page size handling

Author: kulikp1

adminforth/modules/restApi.ts

@@ -1203,6 +1203,9 @@ export default class AdminForthRestAPI implements IAdminForthRestAPI {
             ),
             options: {
               ...resource.options,
+              listPageSizeOptions: typeof resource.options.listPageSizeOptions === 'function'
+                ? await resource.options.listPageSizeOptions({ adminUser, adminforth: this.adminforth })
+                : resource.options.listPageSizeOptions,
               fieldGroups: resource.options.fieldGroups?.map((group, i) => ({
                 ...group,
                 noTitle: group.noTitle ?? false,

adminforth/spa/src/views/ListView.vue

@@ -262,6 +262,13 @@ const customActionLoadingStates = ref<{[key: string]: boolean}>({});
 
 const DEFAULT_PAGE_SIZE = 10;
 
+watch(() => coreStore.resource?.resourceId, () => {
+  if (coreStore.resource?.options?.listPageSize) {
+    pageSize.value = coreStore.resource.options.listPageSize;
+  } else {
+    pageSize.value = DEFAULT_PAGE_SIZE;
+  }
+});
 
 const PAGE_SIZE_OPTIONS = computed(() => {
   const array = coreStore.resource?.options?.listPageSizeOptions;

adminforth/types/Common.ts

@@ -472,7 +472,7 @@ export interface AdminForthResourceInputCommon {
        * Page size for list view
        */
       listPageSize?: number,
-      listPageSizeOptions?: number[],
+      listPageSizeOptions?: number[] | ((args: { adminUser: any, adminforth: any }) => number[] | Promise<number[]>);
 
       /**
        * Whether to use virtual scroll in list view.