Fix dashboards entity data query mapping. UI: Fixed entity subscription creation…

…. UI: Improve resource load failure handling.

@@ -72,6 +72,7 @@ public class EntityKeyMapping {
     private static final String PHONE = "phone";
 
     public static final List<String> commonEntityFields = Arrays.asList(CREATED_TIME, ENTITY_TYPE, NAME);
+    public static final List<String> dashboardEntityFields = Arrays.asList(CREATED_TIME, ENTITY_TYPE, TITLE);
     public static final List<String> labeledEntityFields = Arrays.asList(CREATED_TIME, ENTITY_TYPE, NAME, TYPE, LABEL);
     public static final List<String> contactBasedEntityFields = Arrays.asList(CREATED_TIME, ENTITY_TYPE, EMAIL, TITLE, COUNTRY, STATE, CITY, ADDRESS, ADDRESS_2, ZIP, PHONE);
 
@@ -89,7 +90,7 @@ public class EntityKeyMapping {
 
         allowedEntityFieldMap.put(EntityType.USER, new HashSet<>(Arrays.asList(CREATED_TIME, FIRST_NAME, LAST_NAME, EMAIL)));
 
-        allowedEntityFieldMap.put(EntityType.DASHBOARD, new HashSet<>(commonEntityFields));
+        allowedEntityFieldMap.put(EntityType.DASHBOARD, new HashSet<>(dashboardEntityFields));
         allowedEntityFieldMap.put(EntityType.RULE_CHAIN, new HashSet<>(commonEntityFields));
         allowedEntityFieldMap.put(EntityType.RULE_NODE, new HashSet<>(commonEntityFields));
         allowedEntityFieldMap.put(EntityType.WIDGET_TYPE, new HashSet<>(commonEntityFields));
@@ -118,12 +119,12 @@ public class EntityKeyMapping {
         contactBasedAliases.put(LABEL, TITLE);
         aliases.put(EntityType.TENANT, contactBasedAliases);
         aliases.put(EntityType.CUSTOMER, contactBasedAliases);
+        aliases.put(EntityType.DASHBOARD, contactBasedAliases);
         Map<String, String> commonEntityAliases = new HashMap<>();
         commonEntityAliases.put(TITLE, NAME);
         aliases.put(EntityType.DEVICE, commonEntityAliases);
         aliases.put(EntityType.ASSET, commonEntityAliases);
         aliases.put(EntityType.ENTITY_VIEW, commonEntityAliases);
-        aliases.put(EntityType.DASHBOARD, commonEntityAliases);
         aliases.put(EntityType.WIDGETS_BUNDLE, commonEntityAliases);
 
         Map<String, String> userEntityAliases = new HashMap<>();

@@ -127,33 +127,39 @@ export class ResourcesService {
     }
     SystemJS.import(url).then(
       (module) => {
-        let modules;
         try {
-          modules = this.extractNgModules(module);
-        } catch (e) {}
-        if (modules && modules.length) {
-          const tasks: Promise<ModuleWithComponentFactories<any>>[] = [];
-          for (const m of modules) {
-            tasks.push(this.compiler.compileModuleAndAllComponentsAsync(m));
+          let modules;
+          try {
+            modules = this.extractNgModules(module);
+          } catch (e) {
           }
-          forkJoin(tasks).subscribe((compiled) => {
-              try {
-                for (const c of compiled) {
-                  c.ngModuleFactory.create(this.injector);
+          if (modules && modules.length) {
+            const tasks: Promise<ModuleWithComponentFactories<any>>[] = [];
+            for (const m of modules) {
+              tasks.push(this.compiler.compileModuleAndAllComponentsAsync(m));
+            }
+            forkJoin(tasks).subscribe((compiled) => {
+                try {
+                  for (const c of compiled) {
+                    c.ngModuleFactory.create(this.injector);
+                  }
+                  this.loadedModules[url].next(modules);
+                  this.loadedModules[url].complete();
+                } catch (e) {
+                  this.loadedModules[url].error(new Error(`Unable to init module from url: ${url}`));
+                  delete this.loadedModules[url];
                 }
-                this.loadedModules[url].next(modules);
-                this.loadedModules[url].complete();
-              } catch (e) {
-                this.loadedModules[url].error(new Error(`Unable to init module from url: ${url}`));
+              },
+              (e) => {
+                this.loadedModules[url].error(new Error(`Unable to compile module from url: ${url}`));
                 delete this.loadedModules[url];
-              }
-            },
-            (e) => {
-              this.loadedModules[url].error(new Error(`Unable to compile module from url: ${url}`));
-              delete this.loadedModules[url];
-            });
-        } else {
-          this.loadedModules[url].error(new Error(`Module '${url}' doesn't have default export or not NgModule!`));
+              });
+          } else {
+            this.loadedModules[url].error(new Error(`Module '${url}' doesn't have default export or not NgModule!`));
+            delete this.loadedModules[url];
+          }
+        } catch (e) {
+          this.loadedModules[url].error(new Error(`Unable to load module from url: ${url}`));
           delete this.loadedModules[url];
         }
       },

@@ -794,16 +794,10 @@ export class WidgetComponent extends PageComponent implements OnInit, AfterViewI
         options.useDashboardTimewindow = true;
       }
     }
-    let datasource: Datasource;
     if (options.type === widgetType.alarm) {
-      datasource = this.entityService.createAlarmSourceFromSubscriptionInfo(subscriptionsInfo[0]);
+      options.alarmSource = this.entityService.createAlarmSourceFromSubscriptionInfo(subscriptionsInfo[0]);
     } else {
-      datasource = this.entityService.createDatasourcesFromSubscriptionsInfo(subscriptionsInfo);
-    }
-    if (options.type === widgetType.alarm) {
-      options.alarmSource = datasource;
-    } else {
-      options.datasources = [datasource];
+      options.datasources = this.entityService.createDatasourcesFromSubscriptionsInfo(subscriptionsInfo);
     }
     this.createSubscription(options, subscribe).subscribe(
       (subscription) => {