first commit

common/resources/client/users/queries/use-unfollow-user.ts

@@ -0,0 +1,30 @@
+import {BackendResponse} from '@common/http/backend-response/backend-response';
+import {useMutation} from '@tanstack/react-query';
+import {toast} from '@common/ui/toast/toast';
+import {message} from '@common/i18n/message';
+import {apiClient, queryClient} from '@common/http/query-client';
+import {showHttpErrorToast} from '@common/utils/http/show-http-error-toast';
+import {User} from '@common/auth/user';
+
+interface Response extends BackendResponse {}
+
+interface Payload {
+  user: User;
+}
+
+export function useUnfollowUser() {
+  return useMutation({
+    mutationFn: (payload: Payload) => unfollowUser(payload),
+    onSuccess: async (response, {user}) => {
+      await queryClient.invalidateQueries({queryKey: ['users']});
+      toast(
+        message('Stopped following :name', {values: {name: user.display_name}}),
+      );
+    },
+    onError: r => showHttpErrorToast(r),
+  });
+}
+
+function unfollowUser({user}: Payload): Promise<Response> {
+  return apiClient.post(`users/${user.id}/unfollow`).then(r => r.data);
+}