左侧栏初步

src/store/store.ts

@@ -0,0 +1,29 @@
+import { createStore } from "redux";
+interface IAction {
+  type: string;
+  payload?: any;
+}
+interface IState {
+  isshow: boolean;
+}
+const reducer = (
+  preState: IState = {
+    isshow: false,
+  },
+  action: IAction
+) => {
+  const { type } = action;
+  const newState = { ...preState };
+  switch (type) {
+    case "show":
+      newState.isshow = true;
+      return newState;
+    case "hidden":
+      newState.isshow = false;
+      return newState;
+    default:
+      return preState;
+  }
+};
+const store = createStore(reducer);
+export default store;