refactor(grid): locale/pipeArgs improvements #8195

Author: hanastasov

projects/igniteui-angular/src/lib/grids/columns/column.component.ts

@@ -1207,8 +1207,7 @@ export class IgxColumnComponent implements AfterContentInit {
         this._pipeArgs = Object.assign(this._pipeArgs, value);
         this.grid.summaryService.clearSummaryCache();
         (this.grid as any)._pipeTrigger++;
-        this.grid.summaryService.retriggerRootPipe++;
-        this.grid.notifyChanges(true);
+        this.grid.notifyChanges();
     }
     get pipeArgs(): IColumnPipeArgs {
         return this._pipeArgs;

projects/igniteui-angular/src/lib/grids/grid-base.directive.ts

@@ -425,8 +425,7 @@ export abstract class IgxGridBaseDirective extends DisplayDensityBase implements
         this._locale = value;
         this.summaryService.clearSummaryCache();
         this._pipeTrigger++;
-        this.summaryService.retriggerRootPipe++;
-        this.notifyChanges(true);
+        this.notifyChanges();
     }
 
     @Input()

projects/igniteui-angular/src/lib/grids/summaries/grid-summary.ts

@@ -62,7 +62,7 @@ export class IgxSummaryOperand {
      * ```
      * @memberof IgxSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, locale: string = 'en'): IgxSummaryResult[] {
+    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, locale: string = 'en-US'): IgxSummaryResult[] {
         const pipe = new DecimalPipe(locale);
         return [{
             key: 'count',
@@ -152,7 +152,7 @@ export class IgxNumberSummaryOperand extends IgxSummaryOperand {
      * ```
      * @memberof IgxNumberSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, locale: string = 'en',
+    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, locale: string = 'en-US',
         pipeArgs: IColumnPipeArgs = { }): IgxSummaryResult[] {
         const result = super.operate(data, allData, fieldName, locale);
         const pipe = new DecimalPipe(locale);
@@ -235,7 +235,7 @@ export class IgxDateSummaryOperand extends IgxSummaryOperand {
      * ```
      * @memberof IgxDateSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, locale: string = 'en',
+    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, locale: string = 'en-US',
         pipeArgs: IColumnPipeArgs = { }): IgxSummaryResult[] {
         const result = super.operate(data, allData, fieldName, locale);
         const pipe = new DatePipe(locale);