1 files changed, 25 insertions, 0 deletions
diff --git a/app/javascript/flavours/glitch/reducers/domain_lists.js b/app/javascript/flavours/glitch/reducers/domain_lists.js
new file mode 100644
index 000000000..eff97fbd6
--- /dev/null
+++ b/app/javascript/flavours/glitch/reducers/domain_lists.js
@@ -0,0 +1,25 @@
+import {
+  DOMAIN_BLOCKS_FETCH_SUCCESS,
+  DOMAIN_BLOCKS_EXPAND_SUCCESS,
+  DOMAIN_UNBLOCK_SUCCESS,
+} from '../actions/domain_blocks';
+import { Map as ImmutableMap, OrderedSet as ImmutableOrderedSet } from 'immutable';
+
+const initialState = ImmutableMap({
+  blocks: ImmutableMap({
+    items: ImmutableOrderedSet(),
+  }),
+});
+
+export default function domainLists(state = initialState, action) {
+  switch(action.type) {
+  case DOMAIN_BLOCKS_FETCH_SUCCESS:
+    return state.setIn(['blocks', 'items'], ImmutableOrderedSet(action.domains)).setIn(['blocks', 'next'], action.next);
+  case DOMAIN_BLOCKS_EXPAND_SUCCESS:
+    return state.updateIn(['blocks', 'items'], set => set.union(action.domains)).setIn(['blocks', 'next'], action.next);
+  case DOMAIN_UNBLOCK_SUCCESS:
+    return state.updateIn(['blocks', 'items'], set => set.delete(action.domain));
+  default:
+    return state;
+  }
+};