feat: SW-276 Optimized code

components/GuestsRoomsPicker/AdultSelector/index.tsx

@@ -19,7 +19,8 @@ export default function AdultSelector({ roomIndex = 0 }: AdultSelectorProps) {
   const intl = useIntl()
   const adultsLabel = intl.formatMessage({ id: "Adults" })
   const { setValue } = useFormContext()
-  const { adults, children } = guestsRoomsStore().rooms[roomIndex]
+  const { adults, children, childrenInAdultsBed } =
+    guestsRoomsStore().rooms[roomIndex]
   const { increaseAdults, decreaseAdults } = guestsRoomsStore()
 
   function increaseAdultsCount(roomIndex: number) {
@@ -33,19 +34,16 @@ export default function AdultSelector({ roomIndex = 0 }: AdultSelectorProps) {
     if (adults > 1) {
       decreaseAdults(roomIndex)
       setValue(`rooms.${roomIndex}.adults`, adults - 1)
-      let inAdultsBed = 0
-      let toUpdateIndex = -1
-      children.forEach((child, index) => {
-        if (child.bed == BedTypeEnum["In adults bed"]) {
-          inAdultsBed = inAdultsBed + 1
-          if (inAdultsBed > adults - 1) toUpdateIndex = index
-        }
-      })
-      if (toUpdateIndex != -1) {
-        setValue(
-          `rooms.${roomIndex}.children.${toUpdateIndex}.bed`,
-          children[toUpdateIndex].age < 3 ? 1 : 2
+      if (childrenInAdultsBed > adults) {
+        const toUpdateIndex = children.findIndex(
+          (child, index) => child.bed == BedTypeEnum["In adults bed"]
         )
+        if (toUpdateIndex != -1) {
+          setValue(
+            `rooms.${roomIndex}.children.${toUpdateIndex}.bed`,
+            children[toUpdateIndex].age < 3 ? 1 : 2
+          )
+        }
       }
     }
   }

components/GuestsRoomsPicker/ChildSelector/ChildInfoSelector.tsx

@@ -62,7 +62,7 @@ export default function ChildInfoSelector({
   }
 
   function updateSelectedBed(bed: number) {
-    if (bed == BedTypeEnum["In adults bed"] && childrenInAdultsBed < adults) {
+    if (bed == BedTypeEnum["In adults bed"]) {
       increaseChildInAdultsBed(roomIndex)
     } else if (child.bed == BedTypeEnum["In adults bed"]) {
       decreaseChildInAdultsBed(roomIndex)

stores/guests-rooms.ts

@@ -53,22 +53,22 @@ export const guestsRoomsStore = create<GuestsRooms>((set, get) => ({
       produce((state: GuestsRooms) => {
         state.rooms[roomIndex].adults = state.rooms[roomIndex].adults - 1
         state.adultCount = state.adultCount - 1
-        let childrenInAdultsBed = 0
-        state.rooms[roomIndex].children = state.rooms[roomIndex].children.map(
-          (child) => {
-            if (child.bed == BedTypeEnum["In adults bed"]) {
-              childrenInAdultsBed = childrenInAdultsBed + 1
-              if (childrenInAdultsBed > state.rooms[roomIndex].adults)
-                child.bed =
-                  child.age < 3
-                    ? BedTypeEnum["In crib"]
-                    : BedTypeEnum["In extra bed"]
-            }
-            return child
-          }
-        )
-        state.rooms[roomIndex].childrenInAdultsBed =
+        if (
+          state.rooms[roomIndex].childrenInAdultsBed >
           state.rooms[roomIndex].adults
+        ) {
+          const toUpdateIndex = state.rooms[roomIndex].children.findIndex(
+            (child) => child.bed == BedTypeEnum["In adults bed"]
+          )
+          if (toUpdateIndex != -1) {
+            state.rooms[roomIndex].children[toUpdateIndex].bed =
+              state.rooms[roomIndex].children[toUpdateIndex].age < 3
+                ? BedTypeEnum["In crib"]
+                : BedTypeEnum["In extra bed"]
+            state.rooms[roomIndex].childrenInAdultsBed =
+              state.rooms[roomIndex].adults
+          }
+        }
       })
     ),
   increaseChildren: (roomIndex) =>