1 files changed, 118 insertions, 0 deletions
diff --git a/packages/merchant-backoffice-ui/src/hooks/webhooks.ts b/packages/merchant-backoffice-ui/src/hooks/webhooks.ts
new file mode 100644
index 000000000..fe37162aa
--- /dev/null
+++ b/packages/merchant-backoffice-ui/src/hooks/webhooks.ts
@@ -0,0 +1,118 @@
+/*
+ This file is part of GNU Taler
+ (C) 2021-2024 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+import { PAGINATED_LIST_REQUEST } from "../utils/constants.js";
+
+// FIX default import https://github.com/microsoft/TypeScript/issues/49189
+import { AccessToken, OperationOk, TalerHttpError, TalerMerchantManagementResultByMethod } from "@gnu-taler/taler-util";
+import _useSWR, { SWRHook, mutate } from "swr";
+import { useSessionContext } from "../context/session.js";
+const useSWR = _useSWR as unknown as SWRHook;
+
+export interface InstanceWebhookFilter {
+}
+
+export function revalidateInstanceWebhooks() {
+  return mutate(
+    (key) => Array.isArray(key) && key[key.length - 1] === "listWebhooks",
+    undefined,
+    { revalidate: true },
+  );
+}
+export function useInstanceWebhooks() {
+  const { state: session } = useSessionContext();
+  const { lib: { instance } } = useSessionContext();
+
+  // const [offset, setOffset] = useState<string | undefined>();
+
+  async function fetcher([token, _bid]: [AccessToken, string]) {
+    return await instance.listWebhooks(token, {
+      // limit: PAGINATED_LIST_REQUEST,
+      // offset: bid,
+      // order: "dec",
+    });
+  }
+
+  const { data, error } = useSWR<
+    TalerMerchantManagementResultByMethod<"listWebhooks">,
+    TalerHttpError
+  >([session.token, "offset", "listWebhooks"], fetcher);
+
+  if (error) return error;
+  if (data === undefined) return undefined;
+  if (data.type !== "ok") return data;
+
+  // return buildPaginatedResult(data.body.webhooks, offset, setOffset, (d) => d.webhook_id)
+  return data;
+}
+
+type PaginatedResult<T> = OperationOk<T> & {
+  isLastPage: boolean;
+  isFirstPage: boolean;
+  loadNext(): void;
+  loadFirst(): void;
+}
+
+//TODO: consider sending this to web-util
+export function buildPaginatedResult<R, OffId>(data: R[], offset: OffId | undefined, setOffset: (o: OffId | undefined) => void, getId: (r: R) => OffId): PaginatedResult<R[]> {
+
+  const isLastPage = data.length < PAGINATED_LIST_REQUEST;
+  const isFirstPage = offset === undefined;
+
+  const result = structuredClone(data);
+  if (result.length == PAGINATED_LIST_REQUEST) {
+    result.pop();
+  }
+  return {
+    type: "ok",
+    body: result,
+    isLastPage,
+    isFirstPage,
+    loadNext: () => {
+      if (!result.length) return;
+      const id = getId(result[result.length - 1])
+      setOffset(id);
+    },
+    loadFirst: () => {
+      setOffset(undefined);
+    },
+  };
+}
+
+
+export function revalidateWebhookDetails() {
+  return mutate(
+    (key) => Array.isArray(key) && key[key.length - 1] === "getWebhookDetails",
+    undefined,
+    { revalidate: true },
+  );
+}
+export function useWebhookDetails(webhookId: string) {
+  const { state: session } = useSessionContext();
+  const { lib: { instance } } = useSessionContext();
+
+  async function fetcher([hookId, token]: [string, AccessToken]) {
+    return await instance.getWebhookDetails(token, hookId);
+  }
+
+  const { data, error } = useSWR<
+    TalerMerchantManagementResultByMethod<"getWebhookDetails">,
+    TalerHttpError
+  >([webhookId, session.token, "getWebhookDetails"], fetcher);
+
+  if (data) return data;
+  if (error) return error;
+  return undefined;
+}