feat: adjust select rate ui to latest design

stores/select-rate/index.ts

@@ -120,6 +120,19 @@ export function createRatesStore({
 
   return create<RatesState>()((set) => ({
     actions: {
+      closeSection(idx) {
+        return function () {
+          return set(
+            produce((state: RatesState) => {
+              if (state.rateSummary.length === state.booking.rooms.length) {
+                state.activeRoom = -1
+              } else {
+                state.activeRoom = idx + 1
+              }
+            })
+          )
+        }
+      },
       modifyRate(idx) {
         return function () {
           return set(
@@ -201,10 +214,11 @@ export function createRatesStore({
                 selectedRate.roomTypeCode
               )
 
-              state.activeRoom =
-                idx + 1 < state.booking.rooms.length
-                  ? idx + 1
-                  : state.booking.rooms.length
+              if (state.rateSummary.length === state.booking.rooms.length) {
+                state.activeRoom = -1
+              } else {
+                state.activeRoom = idx + 1
+              }
 
               state.searchParams = new ReadonlyURLSearchParams(searchParams)
               window.history.pushState(