add cart functionality for tto services

lib/services/medusaCart.service.ts

@@ -6,8 +6,23 @@ import { addToCart, deleteLineItem, retrieveCart } from '@lib/data/cart';
 import { getCartId } from '@lib/data/cookies';
 import { StoreCartLineItem, StoreProductVariant } from '@medusajs/types';
 import { z } from 'zod';
+
+
+
 import { getSupabaseServerClient } from '@kit/supabase/server-client';
-import { cancelReservation } from './connected-online.service';
+
+
+
+import { cancelReservation, getOrderedTtoServices } from '~/lib/services/reservation.service';
+
+
+
+import { isSameMinute } from 'date-fns';
+import { getAvailableAppointmentsForService } from './connected-online.service';
+
+
+
+
 
 const env = () =>
   z
@@ -102,6 +117,30 @@ export async function handleNavigateToPayment({
   if (!cart) {
     throw new Error('No cart found');
   }
+    const orderedTtoServices = await getOrderedTtoServices({ cart });
+
+    if (orderedTtoServices?.length) {
+      const unavailableLineItemIds: string[] = []
+      for (const ttoService of orderedTtoServices) {
+        const availabilities = await getAvailableAppointmentsForService(
+          ttoService.service_id,
+          ttoService.provider.key,
+          ttoService.location_sync_id,
+          new Date(ttoService.start_time),
+          1,
+        );
+        const isAvailable = availabilities?.T_Booking?.length ? availabilities.T_Booking.find((timeSlot) => isSameMinute(ttoService.start_time, timeSlot.StartTime)) : false
+        
+        if (!isAvailable) {
+          unavailableLineItemIds.push(ttoService.medusa_cart_line_item_id!)
+        }
+      }
+
+      if (unavailableLineItemIds.length) {
+        return { unavailableLineItemIds }
+      }
+    }
+  
 
   const paymentLink =
     await new MontonioOrderHandlerService().getMontonioPaymentLink({
@@ -120,11 +159,12 @@ export async function handleNavigateToPayment({
     cart_id: cart.id,
     changed_by: user.id,
   });
+  
   if (error) {
     throw new Error('Error logging cart entry: ' + error.message);
   }
 
-  return paymentLink;
+  return { url: paymentLink };
 }
 
 export async function handleLineItemTimeout({
@@ -149,4 +189,4 @@ export async function handleLineItemTimeout({
   if (error) {
     throw new Error('Error logging cart entry: ' + error.message);
   }
-}
+}