check poi, latitude, longitude and alert message befor post to api

src/components/AscGISMap.vue

@@ -210,10 +210,18 @@ const requestLocationPermission = () => {
   }
 
   navigator.geolocation.getCurrentPosition(
-    () => {
+    (position) => {
       // Permission granted
       locationGranted.value = true
 
+      const { latitude, longitude } = position.coords
+      // console.log('Current position:', latitude, longitude)
+
+      if (!latitude || !longitude) {
+        messageError($q, '', 'ไม่สามารถระบุตำแหน่งปัจจุบันได้')
+        return
+      }
+
       // Center map on user's location if map is initialized
       initializeMap()
     },