Merge branch 'master' into skrastev/fix-12413-master

Author: mddragnev

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

@@ -75,7 +75,7 @@ export class IgxGridSummaryPipe implements PipeTransform {
                 for (const groupRecord of groupRecords) {
                     const groupRecordId = this.grid.gridAPI.get_groupBy_record_id(groupRecord);
                     const records = this.removeDeletedRecord(this.grid, groupRecord.records.slice());
-                    const summaries = this.grid.summaryService.calculateSummaries(groupRecordId, records);
+                    const summaries = this.grid.summaryService.calculateSummaries(groupRecordId, records, groupRecord);
                     const summaryRecord: ISummaryRecord = {
                         summaries,
                         max: maxSummaryHeight
@@ -91,7 +91,7 @@ export class IgxGridSummaryPipe implements PipeTransform {
 
             if (summaryPosition === GridSummaryPosition.top) {
                 const records = this.removeDeletedRecord(this.grid, groupByRecord.records.slice());
-                const summaries = this.grid.summaryService.calculateSummaries(recordId, records);
+                const summaries = this.grid.summaryService.calculateSummaries(recordId, records, groupByRecord);
                 const summaryRecord: ISummaryRecord = {
                     summaries,
                     max: maxSummaryHeight

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

@@ -110,7 +110,7 @@ export class IgxGridSummaryService {
         return this.summaryHeight;
     }
 
-    public calculateSummaries(rowID, data) {
+    public calculateSummaries(rowID, data, groupRecord) {
         let rowSummaries = this.summaryCacheMap.get(rowID);
         if (!rowSummaries) {
             rowSummaries = new Map<string, IgxSummaryResult[]>();
@@ -122,7 +122,7 @@ export class IgxGridSummaryService {
         this.grid.columns.filter(col => col.hasSummary).forEach((column) => {
             if (!rowSummaries.get(column.field)) {
                 const summaryResult = column.summaries.operate(data.map(r => resolveNestedPath(r, column.field)),
-                    data, column.field, this.grid.locale, column.pipeArgs);
+                    data, column.field, groupRecord, this.grid.locale, column.pipeArgs);
                 rowSummaries.set(column.field, summaryResult);
             }
         });

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

@@ -1,3 +1,5 @@
+import { IGroupByRecord } from '../../data-operations/groupby-record.interface';
+
 export interface ISummaryExpression {
     fieldName: string;
     customSummary?: any;
@@ -74,7 +76,7 @@ export class IgxSummaryOperand {
      *
      * @memberof IgxSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [], fieldName?: string): IgxSummaryResult[] {
+    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, groupRecord?: IGroupByRecord): IgxSummaryResult[] {
         return [{
             key: 'count',
             label: 'Count',
@@ -169,8 +171,8 @@ export class IgxNumberSummaryOperand extends IgxSummaryOperand {
      *
      * @memberof IgxNumberSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [], fieldName?: string): IgxSummaryResult[] {
-        const result = super.operate(data, allData, fieldName);
+    public operate(data: any[] = [], allData: any[] = [], fieldName?: string, groupRecord?: IGroupByRecord): IgxSummaryResult[] {
+        const result = super.operate(data, allData, fieldName, groupRecord);
         result.push({
             key: 'min',
             label: 'Min',
@@ -257,8 +259,8 @@ export class IgxDateSummaryOperand extends IgxSummaryOperand {
      *
      * @memberof IgxDateSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [],  fieldName?: string): IgxSummaryResult[] {
-        const result = super.operate(data, allData, fieldName);
+    public operate(data: any[] = [], allData: any[] = [],  fieldName?: string, groupRecord?: IGroupByRecord): IgxSummaryResult[] {
+        const result = super.operate(data, allData, fieldName, groupRecord);
         result.push({
             key: 'earliest',
             label: 'Earliest',
@@ -310,8 +312,8 @@ export class IgxTimeSummaryOperand extends IgxSummaryOperand {
     /**
      * @memberof IgxTimeSummaryOperand
      */
-    public operate(data: any[] = [], allData: any[] = [],  fieldName?: string): IgxSummaryResult[] {
-        const result = super.operate(data, allData, fieldName);
+    public operate(data: any[] = [], allData: any[] = [],  fieldName?: string, groupRecord?: IGroupByRecord): IgxSummaryResult[] {
+        const result = super.operate(data, allData, fieldName, groupRecord);
         result.push({
             key: 'earliest',
             label: 'Earliest',