cache pricingPlans

Author: odeimaiz

services/static-webserver/client/source/class/osparc/node/TierSelectionView.js

@@ -46,7 +46,7 @@ qx.Class.define("osparc.node.TierSelectionView", {
       tiersLayout.add(tierBox);
 
       const node = this.getNode();
-      osparc.store.Services.fetchPricingPlansService(node.getKey(), node.getVersion())
+      osparc.store.Services.getPricingPlan(node.getKey(), node.getVersion())
         .then(pricingPlans => {
           if (pricingPlans && "pricingUnits" in pricingPlans && pricingPlans["pricingUnits"].length) {
             const pricingUnits = pricingPlans["pricingUnits"].map(pricingUnitData => {

services/static-webserver/client/source/class/osparc/service/PricingUnitsList.js

@@ -47,7 +47,7 @@ qx.Class.define("osparc.service.PricingUnitsList", {
     },
 
     __fetchUnits: function() {
-      osparc.store.Services.fetchPricingPlansService(this.__serviceMetadata["key"], this.__serviceMetadata["version"])
+      osparc.store.Services.getPricingPlan(this.__serviceMetadata["key"], this.__serviceMetadata["version"])
         .then(data => this.__populateList(data["pricingUnits"]))
         .catch(err => {
           console.error(err);

services/static-webserver/client/source/class/osparc/store/Services.js

@@ -22,6 +22,7 @@ qx.Class.define("osparc.store.Services", {
     __servicesCached: {},
     __servicesPromisesCached: {},
     __studyServicesPromisesCached: {},
+    __pricingPlansCached: {},
 
     getServicesLatest: function(useCache = true) {
       return new Promise(resolve => {
@@ -347,12 +348,25 @@ qx.Class.define("osparc.store.Services", {
       return msg;
     },
 
-    fetchPricingPlansService: function(serviceKey, serviceVersion) {
+    getPricingPlan: function(serviceKey, serviceVersion) {
+      // init the cache
+      if (this.__pricingPlansCached === null) {
+        this.__pricingPlansCached = {};
+      }
+
+      const serviceUrl = osparc.data.Resources.getServiceUrl(serviceKey, serviceVersion)
+      // check if the service is already cached
+      if (serviceUrl in this.__pricingPlansCached) {
+        return Promise.resolve(this.__pricingPlansCached[serviceUrl]);
+      }
+
       const plansParams = {
-        url: osparc.data.Resources.getServiceUrl(serviceKey, serviceVersion)
+        url: serviceUrl,
       };
       return osparc.data.Resources.fetch("services", "pricingPlans", plansParams)
         .then(pricingPlansData => {
+          // store the fetched pricing plans in the cache
+          this.__pricingPlansCached[serviceUrl] = pricingPlansData;
           return pricingPlansData;
         });
     },

services/static-webserver/client/source/class/osparc/study/NodePricingUnits.js

@@ -100,7 +100,7 @@ qx.Class.define("osparc.study.NodePricingUnits", {
         const studyId = this.getStudyId();
         const nodeId = this.getNodeId();
 
-        osparc.store.Services.fetchPricingPlansService(nodeKey, nodeVersion)
+        osparc.store.Services.getPricingPlan(nodeKey, nodeVersion)
           .then(pricingPlanData => {
             if (pricingPlanData) {
               const unitParams = {