Introduce Git Revert functionality to SCM-Manager

scm-ui/ui-api/src/index.ts

@@ -33,6 +33,7 @@ export * from "./repositories";
 export * from "./namespaces";
 export * from "./branches";
 export * from "./changesets";
+export * from "./revert";
 export * from "./tags";
 export * from "./config";
 export * from "./admin";

scm-ui/ui-api/src/revert.test.ts

@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2020 - present Cloudogu GmbH
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Affero General Public License as published by the Free
+ * Software Foundation, version 3.
+ *
+ * This program 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 Affero General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see https://www.gnu.org/licenses/.
+ */
+
+import fetchMock from "fetch-mock-jest";
+import { Changeset } from "@scm-manager/ui-types";
+import { renderHook } from "@testing-library/react-hooks";
+import createWrapper from "./tests/createWrapper";
+import { RevertRequest, RevertResponse, useRevert } from "./revert";
+import createInfiniteCachingClient from "./tests/createInfiniteCachingClient";
+
+const queryClient = createInfiniteCachingClient();
+
+const mockChangeset: Changeset = {
+  id: "0f3cdd",
+  description: "Awesome change",
+  date: new Date(),
+  author: {
+    name: "Arthur Dent",
+  },
+  _embedded: {},
+  _links: {
+    revert: {
+      href: "/hitchhiker/heart-of-gold/changesets/0f3cdd/revert",
+    },
+  },
+};
+
+const expectedRevision: RevertResponse = {
+  revision: "a3ffde",
+};
+
+const revertRequest: RevertRequest = {
+  branch: "captain/kirk",
+  message: "Hello World!",
+};
+
+beforeEach(() => queryClient.clear());
+
+afterEach(() => {
+  fetchMock.reset();
+});
+
+describe("useRevert tests", () => {
+  const fetchRevert = async (changeset: Changeset, request: RevertRequest) => {
+    fetchMock.postOnce("api/v2/hitchhiker/heart-of-gold/changesets/0f3cdd/revert", expectedRevision);
+    const { result: useRevertResult, waitFor } = renderHook(() => useRevert(changeset), {
+      wrapper: createWrapper(undefined, queryClient),
+    });
+
+    await waitFor(() => {
+      return !!useRevertResult.current.revert || !!useRevertResult.current.error;
+    });
+
+    const { waitFor: waitForRevert } = renderHook(() => useRevertResult.current.revert(request), {
+      wrapper: createWrapper(undefined, queryClient),
+    });
+
+    await waitForRevert(() => {
+      return !!useRevertResult.current.revision || !!useRevertResult.current.error;
+    });
+
+    return useRevertResult.current;
+  };
+
+  it("should return revision from revert", async () => {
+    const { revision, error } = await fetchRevert(mockChangeset, revertRequest);
+    expect(revision).toEqual(expectedRevision);
+    expect(error).toBeNull();
+  });
+});

scm-ui/ui-api/src/revert.ts

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2020 - present Cloudogu GmbH
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Affero General Public License as published by the Free
+ * Software Foundation, version 3.
+ *
+ * This program 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 Affero General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see https://www.gnu.org/licenses/.
+ */
+
+import { requiredLink } from "./links";
+import { Changeset } from "@scm-manager/ui-types";
+import { apiClient } from "./apiclient";
+import { useMutation } from "react-query";
+
+export type RevertRequest = {
+  branch: string;
+  message: string;
+};
+
+export type RevertResponse = {
+  revision: string;
+};
+
+export const useRevert = (changeset: Changeset) => {
+  const link = requiredLink(changeset, "revert");
+  const { isLoading, error, mutate, data } = useMutation<RevertResponse, Error, RevertRequest>({
+    mutationFn: async (request: RevertRequest) => {
+      const response = await apiClient.post(link, request, "application/vnd.scmm-revert+json;v=2");
+      return await response.json();
+    },
+  });
+  return {
+    revert: mutate,
+    isLoading,
+    error,
+    revision: data,
+  };
+};