1 files changed, 50 insertions, 0 deletions
diff --git a/frontend/src/reducers/construction-mode.js b/frontend/src/reducers/construction-mode.js
new file mode 100644
index 00000000..b5e6e781
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+++ b/frontend/src/reducers/construction-mode.js
@@ -0,0 +1,50 @@
+import { combineReducers } from "redux";
+import { OPEN_EXPERIMENT_SUCCEEDED } from "../actions/experiments";
+import { GO_DOWN_ONE_INTERACTION_LEVEL } from "../actions/interaction-level";
+import {
+  CANCEL_NEW_ROOM_CONSTRUCTION_SUCCEEDED,
+  FINISH_NEW_ROOM_CONSTRUCTION,
+  FINISH_ROOM_EDIT,
+  START_NEW_ROOM_CONSTRUCTION_SUCCEEDED,
+  START_ROOM_EDIT
+} from "../actions/topology/building";
+import {
+  DELETE_ROOM,
+  START_RACK_CONSTRUCTION,
+  STOP_RACK_CONSTRUCTION
+} from "../actions/topology/room";
+
+export function currentRoomInConstruction(state = -1, action) {
+  switch (action.type) {
+    case START_NEW_ROOM_CONSTRUCTION_SUCCEEDED:
+      return action.roomId;
+    case START_ROOM_EDIT:
+      return action.roomId;
+    case CANCEL_NEW_ROOM_CONSTRUCTION_SUCCEEDED:
+    case FINISH_NEW_ROOM_CONSTRUCTION:
+    case OPEN_EXPERIMENT_SUCCEEDED:
+    case FINISH_ROOM_EDIT:
+    case DELETE_ROOM:
+      return -1;
+    default:
+      return state;
+  }
+}
+
+export function inRackConstructionMode(state = false, action) {
+  switch (action.type) {
+    case START_RACK_CONSTRUCTION:
+      return true;
+    case STOP_RACK_CONSTRUCTION:
+    case OPEN_EXPERIMENT_SUCCEEDED:
+    case GO_DOWN_ONE_INTERACTION_LEVEL:
+      return false;
+    default:
+      return state;
+  }
+}
+
+export const construction = combineReducers({
+  currentRoomInConstruction,
+  inRackConstructionMode
+});