Display list column (#5750)

1 files changed, 15 insertions, 0 deletions

diff --git a/app/javascript/mastodon/reducers/lists.js b/app/javascript/mastodon/reducers/lists.js
new file mode 100644
index 000000000..3e3908869
--- /dev/null
+++ b/app/javascript/mastodon/reducers/lists.js
@@ -0,0 +1,15 @@
+import { LIST_FETCH_SUCCESS } from '../actions/lists';
+import { Map as ImmutableMap, fromJS } from 'immutable';
+
+const initialState = ImmutableMap();
+
+const normalizeList = (state, list) => state.set(list.id, fromJS(list));
+
+export default function lists(state = initialState, action) {
+  switch(action.type) {
+  case LIST_FETCH_SUCCESS:
+    return normalizeList(state, action.list);
+  default:
+    return state;
+  }
+};