Expose http-utils functions via WidgetContext.httpUtils

Added IWidgetHttpUtils interface and httpUtils property to WidgetContext
so widget action code can use defaultHttpOptionsFromConfig and related
functions without modifying ThingsBoard source code.

ui-ngx/src/app/core/api/widget-api.models.ts

@@ -67,6 +67,7 @@ import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
 import { MatDialogRef } from '@angular/material/dialog';
 import { TbUnit } from '@shared/models/unit.models';
 import { UnitService } from '@core/services/unit.service';
+import { HttpOptionsResult, HttpUploadOptionsResult, QueryParams, RequestConfig } from '@core/http/http-utils';
 
 export interface TimewindowFunctions {
   onUpdateTimewindow: (startTimeMs: number, endTimeMs: number, interval?: number) => void;
@@ -94,6 +95,14 @@ export interface IWidgetUtils {
   getEntityDetailsPageURL: (id: string, entityType: EntityType) => string;
 }
 
+export interface IWidgetHttpUtils {
+  defaultHttpOptions: (ignoreLoading?: boolean, ignoreErrors?: boolean, resendRequest?: boolean, queryParams?: QueryParams) => HttpOptionsResult;
+  defaultHttpOptionsFromConfig: (config?: RequestConfig) => HttpOptionsResult;
+  defaultHttpOptionsFromParams: (queryParams?: QueryParams, config?: RequestConfig) => HttpOptionsResult;
+  defaultHttpUploadOptions: (ignoreLoading?: boolean, ignoreErrors?: boolean, resendRequest?: boolean, queryParams?: QueryParams) => HttpUploadOptionsResult;
+  createDefaultHttpOptions: (queryParamsOrConfig?: QueryParams | RequestConfig, config?: RequestConfig) => HttpOptionsResult;
+}
+
 export interface PlaceMapItemActionData {
   action: WidgetAction | WidgetActionDescriptor;
   additionalParams?: any;

ui-ngx/src/app/core/http/http-utils.ts

@@ -15,7 +15,7 @@
 ///
 
 import { InterceptorHttpParams } from '../interceptors/interceptor-http-params';
-import { HttpHeaders } from '@angular/common/http';
+import { HttpHeaders, HttpParams } from '@angular/common/http';
 import { InterceptorConfig } from '../interceptors/interceptor-config';
 
 export type QueryParams = { [param:string]: any };
@@ -27,6 +27,15 @@ export interface RequestConfig {
   queryParams?: QueryParams;
 }
 
+export interface HttpOptionsResult {
+  headers: HttpHeaders;
+  params: HttpParams;
+}
+
+export interface HttpUploadOptionsResult {
+  params: HttpParams;
+}
+
 export function hasRequestConfig(config?: any): boolean {
   if (!config) {
     return false;

ui-ngx/src/app/modules/home/models/widget-component.models.ts

@@ -38,6 +38,7 @@ import { Timewindow, WidgetTimewindow } from '@shared/models/time/time.models';
 import {
   IAliasController,
   IStateController,
+  IWidgetHttpUtils,
   IWidgetSubscription,
   IWidgetUtils,
   RpcApi,
@@ -58,6 +59,13 @@ import {
   ViewContainerRef
 } from '@angular/core';
 import { HttpClient, HttpErrorResponse } from '@angular/common/http';
+import {
+  createDefaultHttpOptions,
+  defaultHttpOptions,
+  defaultHttpOptionsFromConfig,
+  defaultHttpOptionsFromParams,
+  defaultHttpUploadOptions
+} from '@core/http/http-utils';
 import { RafService } from '@core/services/raf.service';
 import { WidgetTypeId } from '@shared/models/id/widget-type-id';
 import { TenantId } from '@shared/models/id/tenant-id';
@@ -68,7 +76,8 @@ import {
   formatValue,
   getEntityDetailsPageURL,
   hasDatasourceLabelsVariables,
-  isDefined, isDefinedAndNotNull
+  isDefined,
+  isDefinedAndNotNull
 } from '@core/utils';
 import { Store } from '@ngrx/store';
 import { AppState } from '@core/core.state';
@@ -294,6 +303,14 @@ export class WidgetContext {
     getEntityDetailsPageURL
   };
 
+  httpUtils: IWidgetHttpUtils = {
+    defaultHttpOptions,
+    defaultHttpOptionsFromConfig,
+    defaultHttpOptionsFromParams,
+    defaultHttpUploadOptions,
+    createDefaultHttpOptions
+  };
+
   $widgetElement: JQuery<HTMLElement>;
   $container: JQuery<HTMLElement>;
   $containerParent: JQuery<HTMLElement>;