From 79332fcf6dc852e1b0986c11b29b6a5fad4411af Mon Sep 17 00:00:00 2001
From: Tarnavskiy <starnavskiy@thingsboard.io>
Date: Tue, 13 Sep 2022 16:21:22 +0300
Subject: [PATCH] Added new widget-subscription settings -
 onTimewindowChangeFunction

---
 ui-ngx/src/app/core/api/widget-api.models.ts                    | 2 ++
 ui-ngx/src/app/core/api/widget-subscription.ts                  | 2 ++
 .../src/app/modules/home/components/widget/widget.component.ts  | 2 +-
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ui-ngx/src/app/core/api/widget-api.models.ts b/ui-ngx/src/app/core/api/widget-api.models.ts
index 6a413f4a95..4348bb482c 100644
--- a/ui-ngx/src/app/core/api/widget-api.models.ts
+++ b/ui-ngx/src/app/core/api/widget-api.models.ts
@@ -252,6 +252,7 @@ export interface WidgetSubscriptionOptions {
   displayTimewindow?: boolean;
   timeWindowConfig?: Timewindow;
   dashboardTimewindow?: Timewindow;
+  onTimewindowChangeFunction?: (timewindow: Timewindow) => Timewindow;
   legendConfig?: LegendConfig;
   comparisonEnabled?: boolean;
   timeForComparison?: moment_.unitOfTime.DurationConstructor;
@@ -290,6 +291,7 @@ export interface IWidgetSubscription {
   hiddenData?: Array<{data: DataSet}>;
   timeWindowConfig?: Timewindow;
   timeWindow?: WidgetTimewindow;
+  onTimewindowChangeFunction?: (timewindow: Timewindow) => Timewindow;
   widgetTimewindowChanged$: Observable<WidgetTimewindow>;
   comparisonEnabled?: boolean;
   comparisonTimeWindow?: WidgetTimewindow;
diff --git a/ui-ngx/src/app/core/api/widget-subscription.ts b/ui-ngx/src/app/core/api/widget-subscription.ts
index 41aeb5dd14..23cb19c451 100644
--- a/ui-ngx/src/app/core/api/widget-subscription.ts
+++ b/ui-ngx/src/app/core/api/widget-subscription.ts
@@ -95,6 +95,7 @@ export class WidgetSubscription implements IWidgetSubscription {
   timezone: string;
   subscriptionTimewindow: SubscriptionTimewindow;
   useDashboardTimewindow: boolean;
+  onTimewindowChangeFunction: (timewindow: Timewindow) => Timewindow;
   tsOffset = 0;
 
   hasDataPageLink: boolean;
@@ -244,6 +245,7 @@ export class WidgetSubscription implements IWidgetSubscription {
       this.originalTimewindow = null;
       this.timeWindow = {};
       this.useDashboardTimewindow = options.useDashboardTimewindow;
+      this.onTimewindowChangeFunction = options.onTimewindowChangeFunction || ((timewindow) => timewindow);
       this.stateData = options.stateData;
       if (this.type === widgetType.latest) {
         this.timezone = options.dashboardTimewindow.timezone;
diff --git a/ui-ngx/src/app/modules/home/components/widget/widget.component.ts b/ui-ngx/src/app/modules/home/components/widget/widget.component.ts
index 8826ff860f..834ef14486 100644
--- a/ui-ngx/src/app/modules/home/components/widget/widget.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/widget.component.ts
@@ -450,7 +450,7 @@ export class WidgetComponent extends PageComponent implements OnInit, AfterViewI
     for (const id of Object.keys(this.widgetContext.subscriptions)) {
       const subscription = this.widgetContext.subscriptions[id];
       if (!subscription.useDashboardTimewindow) {
-        subscription.updateTimewindowConfig(timewindow);
+        subscription.updateTimewindowConfig(subscription.onTimewindowChangeFunction(timewindow));
       }
     }
   }