gestion des ressources fonctionnelle, mais pas fini

class/utils.tsx

@@ -0,0 +1,31 @@
+import { Reservation,Chantier,User, Ressources } from "./class";
+
+export function getNbItemReservation(reservations:Reservation[]):number{
+  var res = 0;
+  reservations.forEach(reserv => {
+    res += reserv.quantity;
+  });
+  return res;
+}
+
+
+export function getReservationOfRessource(ressource:Ressources, allReservations:Reservation[]):Reservation[]{
+  const res:Reservation[] = [];
+  allReservations.forEach(reserv => {
+    if(reserv.ressource.name===ressource.name){
+      res.push(reserv);
+    }
+  });
+  return res;
+}
+
+
+export function getNbUseRessources(ressource:Ressources, allReservations:Reservation[]):number{
+  var res:number = 0;
+  getReservationOfRessource(ressource,allReservations).forEach(reserv => {
+    if(reserv.chantier.etat==="En cours"){
+      res+=reserv.quantity;
+    }
+  })
+  return res;
+}