1 files changed, 76 insertions, 0 deletions
diff --git a/web/src/reducers/auth.js b/web/src/reducers/auth.js
new file mode 100644
index 000000000..a06bf5412
--- /dev/null
+++ b/web/src/reducers/auth.js
@@ -0,0 +1,76 @@
+// Copyright 2020 Red Hat, Inc
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may
+// not use this file except in compliance with the License. You may obtain
+// a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+// License for the specific language governing permissions and limitations
+// under the License.
+
+import {
+  AUTH_CONFIG_REQUEST,
+  AUTH_CONFIG_SUCCESS,
+  AUTH_CONFIG_FAIL,
+} from '../actions/auth'
+
+// Load the defaults from local storage if it exists so that we
+// construct the same AuthProvider we had before we navigated to the
+// IDP redirect.
+const stored_params = localStorage.getItem('zuul_auth_params')
+let auth_params = {
+  authority: '',
+  clientId: '',
+  scope: '',
+}
+if (stored_params !== null) {
+  auth_params = JSON.parse(stored_params)
+}
+
+export default (state = {
+  isFetching: false,
+  info: null,
+  auth_params: auth_params,
+}, action) => {
+  const json_params = JSON.stringify(action.auth_params)
+  switch (action.type) {
+    case AUTH_CONFIG_REQUEST:
+      return {
+        ...state,
+        isFetching: true,
+        info: null,
+      }
+    case AUTH_CONFIG_SUCCESS:
+      // Make sure we only update the auth_params object if something actually
+      // changes.  Otherwise, it will re-create the AuthProvider which
+      // may cause errors with auth state if it happens concurrently with
+      // a login.
+      if (json_params === JSON.stringify(state.auth_params)) {
+        return {
+          ...state,
+          isFetching: false,
+          info: action.info,
+        }
+      } else {
+        localStorage.setItem('zuul_auth_params', json_params)
+        return {
+          ...state,
+          isFetching: false,
+          info: action.info,
+          auth_params: action.auth_params,
+        }
+      }
+    case AUTH_CONFIG_FAIL:
+      return {
+        ...state,
+        isFetching: false,
+        info: null,
+      }
+    default:
+      return state
+  }
+}