Contact flow:

- Added contact page for bookings over API limit.
- Added ContactUs dialog to redirect customers to contact page.

src/components/Dialogs/ContactUsDialog.tsx

@@ -0,0 +1,65 @@
+import { useNavigate } from "react-router-dom";
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogTitle,
+} from "../ui/alert-dialog";
+import { Button } from "../ui/button";
+import { ConstsNav, ConstsTexts } from "@/utils/Consts";
+
+type OnCancelClickFunction = () => void;
+
+export function ContactUsDialog({
+  onCancelClick,
+  isOpen,
+  cancelButtonText = "Cancel",
+}: {
+  cancelButtonText: string;
+  onCancelClick: OnCancelClickFunction;
+  isOpen: boolean;
+}) {
+  const navigate = useNavigate();
+
+  const navToContactPage = (text: string) => {
+    navigate(ConstsNav.page_Contact, {
+      state: text,
+    });
+  };
+
+  return (
+    <AlertDialog open={isOpen}>
+      <AlertDialogContent>
+        <AlertDialogHeader>
+          <AlertDialogTitle>
+            {ConstsTexts.contactUsAlertDialog_title}
+          </AlertDialogTitle>
+          <AlertDialogDescription>
+            {ConstsTexts.contactUsAlertDialog_text}
+          </AlertDialogDescription>
+        </AlertDialogHeader>
+        <AlertDialogFooter>
+          <AlertDialogCancel asChild>
+            <Button variant={"secondary"} onClick={onCancelClick}>
+              {cancelButtonText}
+            </Button>
+          </AlertDialogCancel>
+          <AlertDialogAction asChild>
+            <Button
+              variant={"link"}
+              onClick={() =>
+                navToContactPage("Contact us for a personalized quote!")
+              }
+            >
+              Go to contact page
+            </Button>
+          </AlertDialogAction>
+        </AlertDialogFooter>
+      </AlertDialogContent>
+    </AlertDialog>
+  );
+}

src/components/Search/SearchFilterCard.tsx

@@ -9,6 +9,11 @@ import { useState } from "react";
 import { SearchFilter } from "@/model/InternalTypes";
 import { DateRange } from "react-day-picker";
 import { useToast } from "../ui/use-toast";
+import { isValidSearchFilter } from "@/utils/utils";
+import { useNavigate } from "react-router-dom";
+import { ConstsNav, ConstsTexts } from "@/utils/Consts";
+import { ContactUsDialog } from "../Dialogs/ContactUsDialog";
+import { useCheckForNightCount } from "@/utils/hooks";
 
 type funOnSearchClick = (newFilter: SearchFilter) => void;
 
@@ -23,21 +28,22 @@ export function SearchFilterCard({
   const [searchFilter, setSearchFilter] = useState<SearchFilter | null>(
     initialsearchFilter ?? null,
   );
+  const [isContactDialogOpen, setIsContactDialogOpen] =
+    useState<boolean>(false);
+
+  const {
+    isLoading: isNightCountLoading,
+    isOverApiMax: nightCountCheckIsOverApi,
+    shouldShowContactDialog: nightCountShowDialog,
+  } = useCheckForNightCount(searchFilter);
 
   const { toast } = useToast();
+  const navigate = useNavigate();
 
   // Validate and call callback on btSearch click.
-  //TODOME: Add data validations and show messages as form instead of toasts.
+  //TODOME: Show validation messages as form instead of toasts.
   const btSearchClick = () => {
-    if (!searchFilter || !searchFilter.dateRange) {
+    if (!isValidSearchFilter(searchFilter)) {
-      toast({
-        variant: "destructive",
-        title: "Uh oh! Invalid Search.",
-      });
-      return;
-    }
-
-    if (!searchFilter.dateRange.from || !searchFilter.dateRange.to) {
       toast({
         variant: "destructive",
         title: "Uh oh! Invalid Search.",
@@ -46,12 +52,29 @@ export function SearchFilterCard({
       return;
     }
 
+    //Check for max night count.
+    //API Config vars values must be loaded before this! Unexpected behaviours may happen otherwise.
+    if (nightCountCheckIsOverApi) {
+      //Navigate to contact page and show info.
+      navigate(ConstsNav.page_Contact, {
+        state: ConstsTexts.navToContact_maxAllowedNightCount,
+      });
+      return;
+    }
+    if (nightCountShowDialog) {
+      //Show Alert dialog.
+      setIsContactDialogOpen(true);
+      //Page onSearch action will be executed based on the dialog result.
+      return;
+    }
+
+    //Execute page onSearch action.
     if (onSearchClick) {
       onSearchClick(searchFilter);
     }
   };
 
-  // Handle Element updates.
+  // Handle internal Searchfilter updates.
   const updateDateRange = (newRange: DateRange) => {
     setSearchFilter({
       ...searchFilter,
@@ -59,6 +82,19 @@ export function SearchFilterCard({
     });
   };
 
+  const onContactDialogClose = () => {
+    setIsContactDialogOpen(false);
+
+    if (!isValidSearchFilter(searchFilter)) {
+      return;
+    }
+    if (onSearchClick) {
+      onSearchClick(searchFilter);
+    }
+  };
+
+  const isSearchButtonDisabled = isNightCountLoading;
+
   const datePickerElement =
     searchFilter == null ? (
       <DatePickerWithRange
@@ -75,6 +111,12 @@ export function SearchFilterCard({
     );
 
   return (
+    <>
+      <ContactUsDialog
+        isOpen={isContactDialogOpen}
+        onCancelClick={onContactDialogClose}
+        cancelButtonText="Continue Search"
+      />
       <Card>
         <CardHeader className="m-0 mb-5 p-0">
           <Typography variant={"h2"} as="h1" className="mx-5 py-2">
@@ -84,7 +126,11 @@ export function SearchFilterCard({
         <CardContent>
           {datePickerElement}
           <Separator className="my-4" />
-        <Button size={"lg"} onClick={btSearchClick}>
+          <Button
+            size={"lg"}
+            onClick={btSearchClick}
+            disabled={isSearchButtonDisabled}
+          >
             <SearchIcon className="me-2 text-primary-foreground" />
             <Typography variant={"h3"} className="text-primary-foreground">
               Buscar
@@ -92,5 +138,6 @@ export function SearchFilterCard({
           </Button>
         </CardContent>
       </Card>
+    </>
   );
 }

src/components/booking/booking-details.tsx

@@ -7,6 +7,11 @@ import { Button } from "../ui/button";
 import { useAPIRoomCategoryList } from "@/api/api-roomCategories";
 import { IconWithTooltip } from "../ui/icon-number-tooltip";
 import { UserIcon } from "lucide-react";
+import { useCheckForGuestNumber } from "@/utils/hooks";
+import { useState } from "react";
+import { useNavigate } from "react-router-dom";
+import { ConstsNav, ConstsTexts } from "@/utils/Consts";
+import { ContactUsDialog } from "../Dialogs/ContactUsDialog";
 
 type OnBookingClickFunction = () => void;
 type BookingDetailsModes = "Book" | "View";
@@ -18,10 +23,42 @@ export function BookingDetails({
   onBookingConfirm?: OnBookingClickFunction;
   mode: BookingDetailsModes;
 }) {
+  const [isContactDialogOpen, setIsContactDialogOpen] =
+    useState<boolean>(false);
+
   const bookingData = useAppStore((state) => state.currentBooking);
   const { roomCategoryList } = useAPIRoomCategoryList();
+  const navigate = useNavigate();
+
+  const {
+    isLoading: isGuestNumberCheckLoading,
+    isOverApiMax: guestNumberCheckIsOverApi,
+    shouldShowContactDialog: guestNumberShowDialog,
+  } = useCheckForGuestNumber(bookingData);
 
   const onBtBookingClick = () => {
+    //Check for Guest Number limits.
+    //API Config vars values must be loaded before this! Unexpected behaviours may happen otherwise.
+    if (guestNumberCheckIsOverApi) {
+      //Navigate to contact page and show info.
+      navigate(ConstsNav.page_Contact, {
+        state: ConstsTexts.navToContact_maxAllowedGuestNumber,
+      });
+      return;
+    }
+    if (guestNumberShowDialog) {
+      //Show Alert dialog.
+      setIsContactDialogOpen(true);
+      //Page onSearch action will be executed based on the dialog result.
+      return;
+    }
+
+    if (onBookingConfirm) {
+      onBookingConfirm();
+    }
+  };
+
+  const onContactDialogClose = () => {
     if (onBookingConfirm) {
       onBookingConfirm();
     }
@@ -87,6 +124,12 @@ export function BookingDetails({
   );
 
   return (
+    <>
+      <ContactUsDialog
+        isOpen={isContactDialogOpen}
+        cancelButtonText="Continue booking"
+        onCancelClick={onContactDialogClose}
+      />
       <Card>
         <CardHeader>
           <Typography variant={"h2"} as="h2">
@@ -99,7 +142,10 @@ export function BookingDetails({
             Arrival: {bookingData.arrivalDate.toLocaleDateString()} - Departure:{" "}
             {bookingData.departureDate.toLocaleDateString()} <br></br>
             Number of nights:{" "}
-          {differenceInDays(bookingData.departureDate, bookingData.arrivalDate)}
+            {differenceInDays(
+              bookingData.departureDate,
+              bookingData.arrivalDate,
+            )}
           </Typography>
           <Separator className="my-2"></Separator>
           <Typography variant={"h3"}>Your Rooms</Typography>
@@ -108,7 +154,11 @@ export function BookingDetails({
           <Typography variant={"h3"}>Total Price</Typography>
           <Typography variant={"h3"}>{totalPrice / 100} €</Typography>
           {mode == "Book" && (
-          <Button className="my-2" onClick={onBtBookingClick}>
+            <Button
+              className="my-2"
+              onClick={onBtBookingClick}
+              disabled={isGuestNumberCheckLoading}
+            >
               <Typography
                 variant={"largeText"}
                 className="text-primary-foreground"
@@ -119,5 +169,6 @@ export function BookingDetails({
           )}
         </CardContent>
       </Card>
+    </>
   );
 }

src/components/ui/alert-dialog.tsx

@@ -0,0 +1,155 @@
+import * as React from "react"
+import { AlertDialog as AlertDialogPrimitive } from "radix-ui"
+
+import { cn } from "@/lib/utils"
+import { buttonVariants } from "@/components/ui/button"
+
+function AlertDialog({
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Root>) {
+  return <AlertDialogPrimitive.Root data-slot="alert-dialog" {...props} />
+}
+
+function AlertDialogTrigger({
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Trigger>) {
+  return (
+    <AlertDialogPrimitive.Trigger data-slot="alert-dialog-trigger" {...props} />
+  )
+}
+
+function AlertDialogPortal({
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Portal>) {
+  return (
+    <AlertDialogPrimitive.Portal data-slot="alert-dialog-portal" {...props} />
+  )
+}
+
+function AlertDialogOverlay({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Overlay>) {
+  return (
+    <AlertDialogPrimitive.Overlay
+      data-slot="alert-dialog-overlay"
+      className={cn(
+        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Content>) {
+  return (
+    <AlertDialogPortal>
+      <AlertDialogOverlay />
+      <AlertDialogPrimitive.Content
+        data-slot="alert-dialog-content"
+        className={cn(
+          "bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-lg border p-6 shadow-lg duration-200 sm:max-w-lg",
+          className
+        )}
+        {...props}
+      />
+    </AlertDialogPortal>
+  )
+}
+
+function AlertDialogHeader({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="alert-dialog-header"
+      className={cn("flex flex-col gap-2 text-center sm:text-left", className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogFooter({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="alert-dialog-footer"
+      className={cn(
+        "flex flex-col-reverse gap-2 sm:flex-row sm:justify-end",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Title>) {
+  return (
+    <AlertDialogPrimitive.Title
+      data-slot="alert-dialog-title"
+      className={cn("text-lg font-semibold", className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Description>) {
+  return (
+    <AlertDialogPrimitive.Description
+      data-slot="alert-dialog-description"
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogAction({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Action>) {
+  return (
+    <AlertDialogPrimitive.Action
+      className={cn(buttonVariants(), className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogCancel({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Cancel>) {
+  return (
+    <AlertDialogPrimitive.Cancel
+      className={cn(buttonVariants({ variant: "outline" }), className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  AlertDialog,
+  AlertDialogPortal,
+  AlertDialogOverlay,
+  AlertDialogTrigger,
+  AlertDialogContent,
+  AlertDialogHeader,
+  AlertDialogFooter,
+  AlertDialogTitle,
+  AlertDialogDescription,
+  AlertDialogAction,
+  AlertDialogCancel,
+}

src/main.tsx

@@ -8,6 +8,7 @@ import Homepage from "./routes/home-page";
 import SearchPage from "./routes/search-page";
 import BookPage from "./routes/book-page";
 import SuccessPage from "./routes/success-page";
+import ContactPage from "./routes/contact-page";
 
 const router = createBrowserRouter([
   {
@@ -35,6 +36,10 @@ const router = createBrowserRouter([
         path: "/success",
         element: <SuccessPage />,
       },
+      {
+        path: "/contact",
+        element: <ContactPage />,
+      },
     ],
   },
 ]);

src/model/ConfigVar.ts

@@ -6,15 +6,17 @@ export type ConfigVar = {
 export enum eConfigVarKeys {
   varCompanyName = "CompanyName",
   varCompanyWebsite = "CompanyWebsite",
+  varCompanyContactFormUrl = "CompanyContactFormUrl",
   varCompanyLogo = "CompanyLogo",
   varCompanyLogoSize = "CompanyLogoSize",
   varCompanyEmail = "CompanyEmail",
   varCompanyPhone = "CompanyPhone",
   varCompanyAddress = "CompanyAddress",
-  varNightAmountForContactDialog = "NightAmountForContactDialog",
+  varNightCountForContactDialog = "NightCountForContactDialog",
   varGuestNumberForContactDialog = "GuestNumberForContactDialog",
-  varContactDialogShowBehaviour = "ContactDialogShowBehaviour",
   varShowNonAvailableRooms = "ShowNonAvailableRooms",
   varSomniaAttributionNotice = "SomniaAttributionNotice",
   varPhotoAspectRatio = "PhotoAspectRatio",
+  varAPIMaxAllowedNightAmount = "MaxAllowedNightAmount",
+  varAPIMaxAllowedGuestNumber = "MaxAllowedGuestNumber",
 }

src/routes/book-page.tsx

@@ -21,6 +21,7 @@ import { z } from "zod/v4";
 import { zodResolver } from "@hookform/resolvers/zod";
 import { eBookingState } from "@/utils/AppStateManager";
 import { useBookingStateDispacher } from "@/utils/hooks";
+import { ConstsNav } from "@/utils/Consts";
 
 enum PageState {
   showForm,
@@ -72,7 +73,7 @@ function BookPage() {
       setPageState(PageState.error);
     } else {
       setBookingStateBooked();
-      navigate("/success", { state: rs.bookingResponse });
+      navigate(ConstsNav.page_Success, { state: rs.bookingResponse });
     }
   };
 
@@ -82,7 +83,7 @@ function BookPage() {
     appBookingState.state != eBookingState.Booking ||
     !bookingData
   ) {
-    navigate("/home");
+    navigate(ConstsNav.page_Home);
   }
 
   const errorMsg = (

src/routes/contact-page.tsx

@@ -0,0 +1,63 @@
+import { Button } from "@/components/ui/button";
+import { Card, CardContent, CardHeader } from "@/components/ui/card";
+import { Skeleton } from "@/components/ui/skeleton";
+import { Typography } from "@/components/ui/typography";
+import { eConfigVarKeys } from "@/model/ConfigVar";
+import { useConfigVariable } from "@/utils/apiHooks";
+import { Mail, Phone } from "lucide-react";
+import { useLocation } from "react-router-dom";
+
+function ContactPage() {
+  const location = useLocation();
+
+  const { value: varCompanyPhone, isLoading: isPhoneLoading } =
+    useConfigVariable(eConfigVarKeys.varCompanyPhone, "");
+  const { value: varCompanyMail, isLoading: isMailLoading } = useConfigVariable(
+    eConfigVarKeys.varCompanyEmail,
+    "",
+  );
+  const { value: varCompanyContactPage, isLoading: isContactPageLoading } =
+    useConfigVariable(eConfigVarKeys.varCompanyContactFormUrl, "");
+
+  const isDataLoading = isPhoneLoading || isMailLoading || isContactPageLoading;
+
+  const mainText = location.state ?? "Contact us for a personalized quote!";
+
+  const LoadingContent = <Skeleton className="h-[100px] w-full" />;
+
+  const MainContent = (
+    <div className="mx-auto">
+      <div className="mx-auto">
+        <Typography variant={"largeText"}>{mainText}</Typography>
+        <div className="my-4 flex justify-center gap-4">
+          <Card className="flex flex-col items-center gap-2 px-5 hover:bg-secondary">
+            <Phone size={"1.2em"} />
+            <Typography variant={"p_inline"}>{varCompanyPhone}</Typography>
+          </Card>
+          <Card className="flex flex-col items-center gap-2 px-5 hover:bg-secondary">
+            <Mail size={"1.2em"} />
+            <Typography variant={"p_inline"}>{varCompanyMail}</Typography>
+          </Card>
+        </div>
+      </div>
+      {varCompanyContactPage !== "" && (
+        <Button className="my-4" variant={"link"}>
+          <a href={varCompanyContactPage}>
+            <Typography variant={"largeText"}>Go to contact form</Typography>
+          </a>
+        </Button>
+      )}
+    </div>
+  );
+
+  return (
+    <Card>
+      <CardHeader>
+        <Typography variant={"h2"}>Contact us!</Typography>
+      </CardHeader>
+      <CardContent>{isDataLoading ? LoadingContent : MainContent}</CardContent>
+    </Card>
+  );
+}
+
+export default ContactPage;

src/routes/home-page.tsx

@@ -11,10 +11,10 @@ import { useNavigate } from "react-router-dom";
 import { LoaderIcon } from "lucide-react";
 import "./home-page.css";
 import { useAppStore } from "@/store";
-import { isValidSearchFilter } from "@/utils/utils";
 import { useBookingStateDispacher } from "@/utils/hooks";
 import { eConfigVarKeys } from "@/model/ConfigVar";
 import { useConfigVariable } from "@/utils/apiHooks";
+import { ConstsNav } from "@/utils/Consts";
 
 function Homepage() {
   const appSearchFilter = useAppStore((state) => state.searchFilter);
@@ -32,13 +32,9 @@ function Homepage() {
   } = useAPIRoomCategoryList();
 
   const onBtSearchClick = (filter: SearchFilter) => {
-    if (!isValidSearchFilter(filter)) {
-      return;
-    }
-
     setBookingStateSearched(filter);
 
-    navigate("/search", { state: filter });
+    navigate(ConstsNav.page_Search, { state: filter });
   };
 
   const roomList = roomCategoryList?.map((element: RoomCategory) => {

src/routes/search-page.tsx

@@ -9,12 +9,10 @@ import { Typography } from "@/components/ui/typography";
 import { SearchFilter } from "@/model/InternalTypes";
 import { eBookingState } from "@/utils/AppStateManager";
 import { useAppStore } from "@/store";
-import {
+import { makeSearchPeriodRequestFromSearchFilter } from "@/utils/utils";
-  isValidSearchFilter,
-  makeSearchPeriodRequestFromSearchFilter,
-} from "@/utils/utils";
 import { useNavigate } from "react-router-dom";
 import { useBookingStateDispacher } from "@/utils/hooks";
+import { ConstsNav } from "@/utils/Consts";
 
 //TODOME: Al pulsar el botón "buscar", si ya existen datos en la reserva (se han añadido habitaciones) mostrar un cuadro de aviso de que si se busca se borrará la selección actual.
 //TODOME: Mediante los estados globales de la reserva, si ya está en estado "booking" añadiendo los datos, mostrar un mensaje y permitir redirigir directamente para que continue donde lo dejó.
@@ -40,16 +38,12 @@ function SearchPage() {
     roomAvailabilityList?.length && roomAvailabilityList?.length > 0;
 
   const onBtSearchClick = (newFilter: SearchFilter) => {
-    if (!isValidSearchFilter(newFilter)) {
-      return;
-    }
-
     setBookingStateSearched(newFilter);
   };
 
   const onBookingContinue = () => {
     setBookingStateBooking();
-    navigate("/book");
+    navigate(ConstsNav.page_Book);
   };
 
   const roomList =

src/routes/success-page.tsx

@@ -3,6 +3,7 @@ import { Card, CardContent, CardHeader } from "@/components/ui/card";
 import { Typography } from "@/components/ui/typography";
 import { NewBookingResponse } from "@/model/Bookings";
 import { useAppStore } from "@/store";
+import { ConstsNav } from "@/utils/Consts";
 import { useEffect, useState } from "react";
 import { useLocation, useNavigate } from "react-router-dom";
 
@@ -15,14 +16,14 @@ function SuccessPage() {
 
   useEffect(() => {
     if (location.state == null) {
-      navigate("/home");
+      navigate(ConstsNav.page_Home);
     }
     setPageState(location.state);
   }, [location, navigate]);
 
   const handleBtBackClick = () => {
     resetBookingState();
-    navigate("/home");
+    navigate(ConstsNav.page_Home);
   };
 
   return (

src/utils/Consts.ts

@@ -1,3 +1,22 @@
-
+export const c_somniaRooms_notice_text =
-export const c_somniaRooms_notice_text = "Powered by SomniaRooms, an Open-Source hospitality booking platform!";
+  "Powered by SomniaRooms, an Open-Source hospitality booking platform!";
 export const c_sominaRooms_webpage = "https://somnia.dev";
+
+export const ConstsNav = {
+  page_Home: "/home",
+  page_Contact: "/contact",
+  page_Search: "/search",
+  page_Book: "/book",
+  page_Success: "/success",
+};
+
+//TMP - The following texts should be replaced for a proper intl system.
+export const ConstsTexts = {
+  navToContact_maxAllowedNightCount:
+    "We are sorry, but the selected date range is too large. Search on a smaller range or contact us for a personalized quote.",
+  navToContact_maxAllowedGuestNumber:
+    "We are sorry, group bookings are not allowed. Contact us for a personalized quote.",
+  contactUsAlertDialog_title: "Contact us!",
+  contactUsAlertDialog_text:
+    "This booking seems like a big deal... Contact us for a personalized quote!",
+};

src/utils/apiHooks.ts

@@ -35,20 +35,12 @@ export function useConfigVariableAsNumber(
   isLoading: boolean;
 } {
   const rs = useConfigVariable(key, defaultValue.toString());
-  if (rs.isLoading) {
   return {
-      value: defaultValue,
+    value: rs.isLoading ? defaultValue : parseFloat(rs.value),
-      isLoading: true,
+    isLoading: rs.isLoading,
   };
 }
 
-  return {
-    value: parseFloat(rs.value),
-    isLoading: false,
-  };
-}
-
-
 export function useRoomCategory(roomCategoryId: number): {
   value: RoomCategory | null;
   isLoading: boolean;

src/utils/hooks.ts

@@ -1,8 +1,11 @@
 import { SearchFilter } from "@/model/InternalTypes";
 import { useAppStore } from "@/store";
-import { makeDayUTCDate } from "./utils";
+import { getNightCountFromSearchFilter, makeDayUTCDate } from "./utils";
 import { useCallback } from "react";
 import { eBookingState } from "./AppStateManager";
+import { useConfigVariableAsNumber } from "./apiHooks";
+import { eConfigVarKeys } from "@/model/ConfigVar";
+import { NewBooking } from "@/model/Bookings";
 
 export function useBookingStateDispacher(): {
   setBookingStateSearched: (sf: SearchFilter) => void;
@@ -39,3 +42,90 @@ export function useBookingStateDispacher(): {
     setBookingStateBooked: fnBooked,
   };
 }
+
+//This checks may be moved into "useBookingStateDispacher".
+// That way, the logic may be more general and separated from the components and buttons
+//  and the dialog may use global state.
+export function useCheckForNightCount(sf: SearchFilter | null): {
+  isOverApiMax: boolean;
+  shouldShowContactDialog: boolean;
+  isLoading: boolean;
+} {
+  const {
+    value: varApiMaxAllowedNights,
+    isLoading: isLoadingVarMaxAllowedNights,
+  } = useConfigVariableAsNumber(eConfigVarKeys.varAPIMaxAllowedNightAmount, -1);
+  const {
+    value: varNightCountForContactDialog,
+    isLoading: isLoadingVarNightCountForContact,
+  } = useConfigVariableAsNumber(
+    eConfigVarKeys.varNightCountForContactDialog,
+    -1,
+  );
+  const areVariablesLoading =
+    isLoadingVarMaxAllowedNights || isLoadingVarNightCountForContact;
+
+  const filterNightCount = getNightCountFromSearchFilter(sf);
+  if (filterNightCount == null || areVariablesLoading) {
+    return {
+      isOverApiMax: false,
+      shouldShowContactDialog: false,
+      isLoading: areVariablesLoading,
+    };
+  }
+
+  const doCheckForMaxAllowedNights = varApiMaxAllowedNights > -1;
+  const doCheckForContactAlert = varNightCountForContactDialog > -1;
+  return {
+    isOverApiMax:
+      doCheckForMaxAllowedNights && filterNightCount > varApiMaxAllowedNights,
+    shouldShowContactDialog:
+      doCheckForContactAlert &&
+      filterNightCount >= varNightCountForContactDialog,
+    isLoading: areVariablesLoading,
+  };
+}
+
+export function useCheckForGuestNumber(bookingData: NewBooking | null): {
+  isOverApiMax: boolean;
+  shouldShowContactDialog: boolean;
+  isLoading: boolean;
+} {
+  const {
+    value: varApiMaxAllowedGuests,
+    isLoading: isLoadingVarMaxAllowedGuests,
+  } = useConfigVariableAsNumber(eConfigVarKeys.varAPIMaxAllowedGuestNumber, -1);
+  const {
+    value: varGuestNumberForContactDialog,
+    isLoading: isLoadingVarGuestNumberForContact,
+  } = useConfigVariableAsNumber(
+    eConfigVarKeys.varGuestNumberForContactDialog,
+    -1,
+  );
+  const areVariablesLoading =
+    isLoadingVarMaxAllowedGuests || isLoadingVarGuestNumberForContact;
+
+  if (bookingData == null || areVariablesLoading) {
+    return {
+      isOverApiMax: false,
+      shouldShowContactDialog: false,
+      isLoading: areVariablesLoading,
+    };
+  }
+
+  //Calculate guest number in current booking data.
+  const totalGuestNumber = bookingData.rooms.reduce((acc, r) => {
+    return acc + r.guestNumber * r.amount;
+  }, 0);
+
+  const doCheckForMaxAllowedGuests = varApiMaxAllowedGuests > -1;
+  const doCheckForContactAlert = varGuestNumberForContactDialog > -1;
+  return {
+    isOverApiMax:
+      doCheckForMaxAllowedGuests && totalGuestNumber > varApiMaxAllowedGuests,
+    shouldShowContactDialog:
+      doCheckForContactAlert &&
+      totalGuestNumber >= varGuestNumberForContactDialog,
+    isLoading: areVariablesLoading,
+  };
+}

src/utils/utils.ts

@@ -1,6 +1,7 @@
 import { SearchPeriodRequest } from "@/model/RoomSearch";
 import { SearchFilter } from "@/model/InternalTypes";
 import { ConfigVar } from "@/model/ConfigVar";
+import { differenceInDays } from "date-fns";
 
 export function makeDayUTCDate(date: Date | undefined): Date {
   if (!date) {
@@ -18,13 +19,22 @@ export function makeDayUTCDate(date: Date | undefined): Date {
   );
 }
 
-export function isValidSearchFilter(sf: SearchFilter): boolean {
+export function isValidSearchFilter(
+  sf: SearchFilter | null,
+): sf is SearchFilter {
   if (sf?.dateRange?.from && sf?.dateRange?.to) {
     return true;
   }
   return false;
 }
 
+export function getNightCountFromSearchFilter(sf: SearchFilter | null): number | null {
+  if (!isValidSearchFilter(sf)) {
+    return null;
+  }
+  return differenceInDays(sf.dateRange.to!, sf.dateRange.from!);
+}
+
 export function makeSearchPeriodRequestFromSearchFilter(
   sf: SearchFilter,
 ): SearchPeriodRequest | null {