1 files changed, 58 insertions, 0 deletions
diff --git a/devtools/client/webconsole/reducers/notifications.js b/devtools/client/webconsole/reducers/notifications.js
new file mode 100644
index 0000000000..d3a2866986
--- /dev/null
+++ b/devtools/client/webconsole/reducers/notifications.js
@@ -0,0 +1,58 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const {
+  APPEND_NOTIFICATION,
+  REMOVE_NOTIFICATION,
+} = require("resource://devtools/client/webconsole/constants.js");
+
+loader.lazyRequireGetter(
+  this,
+  ["appendNotification", "removeNotificationWithValue"],
+  "resource://devtools/client/shared/components/NotificationBox.js",
+  true
+);
+
+/**
+ * Create default initial state for this reducer. The state is composed
+ * from list of notifications.
+ */
+function getInitialState() {
+  return {
+    notifications: undefined,
+  };
+}
+
+/**
+ * Reducer function implementation. This reducers is responsible
+ * for maintaining list of notifications. It's consumed by
+ * `NotificationBox` component.
+ */
+function notifications(state = getInitialState(), action) {
+  switch (action.type) {
+    case APPEND_NOTIFICATION:
+      return append(state, action);
+    case REMOVE_NOTIFICATION:
+      return remove(state, action);
+  }
+
+  return state;
+}
+
+// Helpers
+
+function append(state, action) {
+  return appendNotification(state, action);
+}
+
+function remove(state, action) {
+  return removeNotificationWithValue(state.notifications, action.value);
+}
+
+// Exports
+
+module.exports = {
+  notifications,
+};