18874: Add 'services/workbench2/' from commit 'f6f88d9ca9cdeeeebfadcfe999789bfb9f69e5c6'

[arvados.git] / services / workbench2 / src / store / link-panel / link-panel-middleware-service.ts

diff --git a/services/workbench2/src/store/link-panel/link-panel-middleware-service.ts b/services/workbench2/src/store/link-panel/link-panel-middleware-service.ts
new file mode 100644 (file)
index 0000000..87bcba0
--- /dev/null
+++ b/services/workbench2/src/store/link-panel/link-panel-middleware-service.ts
@@ -0,0 +1,49 @@
+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
+import { ServiceRepository } from 'services/services';
+import { MiddlewareAPI, Dispatch } from 'redux';
+import { DataExplorerMiddlewareService, dataExplorerToListParams, getOrder, listResultsToDataExplorerItemsMeta } from 'store/data-explorer/data-explorer-middleware-service';
+import { RootState } from 'store/store';
+import { snackbarActions, SnackbarKind } from 'store/snackbar/snackbar-actions';
+import { DataExplorer, getDataExplorer } from 'store/data-explorer/data-explorer-reducer';
+import { updateResources } from 'store/resources/resources-actions';
+import { ListResults } from 'services/common-service/common-service';
+import { LinkResource } from 'models/link';
+import { linkPanelActions } from 'store/link-panel/link-panel-actions';
+
+export class LinkMiddlewareService extends DataExplorerMiddlewareService {
+    constructor(private services: ServiceRepository, id: string) {
+        super(id);
+    }
+
+    async requestItems(api: MiddlewareAPI<Dispatch, RootState>) {
+        const state = api.getState();
+        const dataExplorer = getDataExplorer(state.dataExplorer, this.getId());
+        try {
+            const response = await this.services.linkService.list(getParams(dataExplorer));
+            api.dispatch(updateResources(response.items));
+            api.dispatch(setItems(response));
+        } catch {
+            api.dispatch(couldNotFetchLinks());
+        }
+    }
+}
+
+export const getParams = (dataExplorer: DataExplorer) => ({
+    ...dataExplorerToListParams(dataExplorer),
+    order: getOrder<LinkResource>(dataExplorer)
+});
+
+export const setItems = (listResults: ListResults<LinkResource>) =>
+    linkPanelActions.SET_ITEMS({
+        ...listResultsToDataExplorerItemsMeta(listResults),
+        items: listResults.items.map(resource => resource.uuid),
+    });
+
+const couldNotFetchLinks = () =>
+    snackbarActions.OPEN_SNACKBAR({
+        message: 'Could not fetch links.',
+        kind: SnackbarKind.ERROR
+    });