尝试使用immutable

package.json

@@ -12,6 +12,7 @@
     "babel-preset-stage-0": "^6.24.1",
     "halogen": "^0.2.0",
     "html-webpack-plugin": "^2.28.0",
+    "immutable": "^3.8.1",
     "jquery": "^3.2.1",
     "path": "^0.12.7",
     "react": "^15.5.4",

src/reducers/headergroup.js

-const init_state = [
+import { List } from 'immutable'
+
+const init_state = List([
   { id: 1, name: "药库", initialPos: {x: 80, y: 70}, target_type: 'RegionalDesign::Repo' },
   { id: 2, name: "药架", initialPos: {x: 80, y: 70 + 60}, target_type: 'RegionalDesign::DrugRepo' },
   { id: 3, name: "药架格", initialPos: {x: 80, y: 70 + 60 * 2}, target_type: 'RegionalDesign::DrugBrandreth' }
-]
+])
 
 const headergroup = (state = init_state, action) => {
   switch (action.type) {

yarn.lock

@@ -2694,6 +2694,10 @@ ignore@^3.2.0:
   version "3.3.3"
   resolved "http://registry.npm.taobao.org/ignore/download/ignore-3.3.3.tgz#432352e57accd87ab3110e82d3fea0e47812156d"
 
+immutable@^3.8.1:
+  version "3.8.1"
+  resolved "http://registry.npm.taobao.org/immutable/download/immutable-3.8.1.tgz#200807f11ab0f72710ea485542de088075f68cd2"
+
 imurmurhash@^0.1.4:
   version "0.1.4"
   resolved "http://registry.npm.taobao.org/imurmurhash/download/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"