X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/72c12f527787181e4abb09fc968f07e795179c3c..62cb779efb0b098c05053e957c765a807467b28b:/src/store/data-explorer/data-explorer-middleware-service.ts

diff --git a/src/store/data-explorer/data-explorer-middleware-service.ts b/src/store/data-explorer/data-explorer-middleware-service.ts
index 14be4ea7..0b8d6deb 100644
--- a/src/store/data-explorer/data-explorer-middleware-service.ts
+++ b/src/store/data-explorer/data-explorer-middleware-service.ts
@@ -2,19 +2,57 @@
 //
 // SPDX-License-Identifier: AGPL-3.0
 
-import { Dispatch, MiddlewareAPI } from "redux";
-import { RootState } from "../store";
+import { Dispatch, MiddlewareAPI } from 'redux';
+import { RootState } from '../store';
+import { DataColumns } from 'components/data-table/data-table';
+import { DataExplorer } from './data-explorer-reducer';
+import { ListResults } from 'services/common-service/common-service';
+import { createTree } from 'models/tree';
+import { DataTableFilters } from 'components/data-table-filters/data-table-filters-tree';
 
 export abstract class DataExplorerMiddlewareService {
-    protected readonly id: string;
+  protected readonly id: string;
 
-    protected constructor(id: string) {
-        this.id = id;
-    }
+  protected constructor(id: string) {
+    this.id = id;
+  }
 
-    public getId() {
-        return this.id;
-    }
+  public getId() {
+    return this.id;
+  }
 
-    abstract requestItems(api: MiddlewareAPI<Dispatch, RootState>): void;
+  public getColumnFilters<T>(
+    columns: DataColumns<T>,
+    columnName: string
+  ): DataTableFilters {
+    return getDataExplorerColumnFilters(columns, columnName);
+  }
+
+  abstract requestItems(
+    api: MiddlewareAPI<Dispatch, RootState>,
+    criteriaChanged?: boolean
+  ): Promise<void>;
 }
+
+export const getDataExplorerColumnFilters = <T>(
+  columns: DataColumns<T>,
+  columnName: string
+): DataTableFilters => {
+  const column = columns.find((c) => c.name === columnName);
+  return column ? column.filters : createTree();
+};
+
+export const dataExplorerToListParams = (dataExplorer: DataExplorer) => ({
+  limit: dataExplorer.rowsPerPage,
+  offset: dataExplorer.page * dataExplorer.rowsPerPage,
+});
+
+export const listResultsToDataExplorerItemsMeta = <R>({
+  itemsAvailable,
+  offset,
+  limit,
+}: ListResults<R>) => ({
+  itemsAvailable,
+  page: Math.floor(offset / limit),
+  rowsPerPage: limit,
+});