Works

business-services/dashboard-analytics/src/main/java/com/tarento/analytics/constant/Constants.java

@@ -104,7 +104,8 @@ public interface DashBoardConfig {
 		final static String NAME = "name";
 		final static String ID = "id";
 		final static String TITLE = "title";
-
+		final static String CUSTOM_FILTER_COMPONENT = "filter";
+		final static String CUSTOM_FILTER_CONFIGURATION = "filterConfig";
 	}
 	public interface MDMSKeys {
 		final static String CODE = "code";

business-services/dashboard-analytics/src/main/java/com/tarento/analytics/handler/IResponseHandler.java

@@ -75,6 +75,8 @@ public interface IResponseHandler {
     public final String DOC_COUNT = "doc_count"; 
 
     public static final String POST_AGGREGATION_THEORY = "postAggregationTheory";
+
+	public static final String COMPARE_TWO_INDICES = "compareTwoIndices";
 
     public static final String CHART_SPECIFIC = "chartSpecificProperty";
 
@@ -207,4 +209,17 @@ default void appendMissingPlot(Set<String> plotKeys, Data data, String symbol, b
 		data.setPlots(sortedMap.values().stream().collect(Collectors.toList()));
 	}
 
+	default Double compareTwoIndices(List<List<String>> bucketList){
+		List<String> listA = bucketList.get(0);
+		List<String> listB = bucketList.get(1);
+
+		Double count = 0.0;
+		for (String str : listA) {
+			if (!listB.contains(str)) {
+				count++;
+			}
+		}
+		return  count;
+	}
+
 }

business-services/dashboard-analytics/src/main/java/com/tarento/analytics/handler/MetricChartResponseHandler.java

@@ -84,18 +84,25 @@ public AggregateDto translate(AggregateRequestDto request, ObjectNode aggregatio
         List<Double> percentageList = new ArrayList<>();
         ArrayNode aggrsPaths = (ArrayNode) chartNode.get(AGGS_PATH);
 
+		boolean extractBuckets = chartNode.get(POST_AGGREGATION_THEORY).asText().equals(COMPARE_TWO_INDICES);
+		List<List<String>> bucketList = new ArrayList<>();
         /*
         * Sums all value of all aggrsPaths i.e all aggregations
         * */
        boolean isRoundOff = (chartNode.get(IS_ROUND_OFF)!=null && chartNode.get(IS_ROUND_OFF).asBoolean()) ? true : false;
        Plot latestDateplot = new Plot("todaysDate", Double.valueOf(0), "number");;
 		Plot lastUpdatedTime = new Plot("lastUpdatedTime", Double.valueOf(0), "number");
+		Plot latestCount = new Plot("count",Double.valueOf(0),"number");
 		Boolean isTodaysCollection = (chartNode.get("TodaysCollection") == null ? Boolean.FALSE : chartNode.get("TodaysCollection").asBoolean());
+		Boolean isLatestCount = (chartNode.get("metricCount") == null ? Boolean.FALSE : chartNode.get("metricCount").asBoolean());
 		for( JsonNode headerPath : aggrsPaths) {
 			List<JsonNode> values = aggregationNode.findValues(headerPath.asText());
 			int valueIndex = 0;
 			Double headerPathValue = new Double(0);
 			for (JsonNode value : values) {
+				if(extractBuckets){
+					bucketList.add(value.findValuesAsText("key"));
+				}
 				if (isRoundOff) {
 					ObjectMapper mapper = new ObjectMapper();
 					JsonNode node = value.get("value");
@@ -172,6 +179,12 @@ public AggregateDto translate(AggregateRequestDto request, ObjectNode aggregatio
 					}
 
 				}
+				if (isLatestCount == Boolean.TRUE){
+					JsonNode countNode = aggregationNode.findValue("Count");
+					if(countNode != null && countNode.has(IResponseHandler.VALUE)){
+						latestCount.setValue(countNode.findValue(IResponseHandler.VALUE).asDouble());
+					}
+				}
 				valueIndex++;
 			}
 			// Why is aggrsPaths.size()==2 required? Is there validation if action =
@@ -185,7 +198,11 @@ public AggregateDto translate(AggregateRequestDto request, ObjectNode aggregatio
 		}
 
         String symbol = chartNode.get(IResponseHandler.VALUE_TYPE).asText();
-
+       	if (extractBuckets && bucketList.size() ==2){
+			Double count = compareTwoIndices(bucketList);
+			totalValues.clear();
+			totalValues.add(count);
+		}
         try{
             Data data = new Data(chartName, action.equals(PERCENTAGE) && aggrsPaths.size()==2? percentageValue(percentageList, isRoundOff) : (totalValues==null || totalValues.isEmpty())? 0.0 :totalValues.stream().reduce(0.0, Double::sum), symbol);
 			//Logic to perform DIVISION action
@@ -199,7 +216,7 @@ public AggregateDto translate(AggregateRequestDto request, ObjectNode aggregatio
 				else
 					throw new CustomException("INVALID_NUMBER_OF_OPERANDS", "Division operation can be performed only with 2 operands.");
 			}
-			data.setPlots( Arrays.asList(latestDateplot,lastUpdatedTime));
+			data.setPlots( Arrays.asList(latestDateplot,lastUpdatedTime,latestCount));
             request.getResponseRecorder().put(visualizationCode, request.getModuleLevel(), data);
             dataList.add(data);
             if(chartNode.get(POST_AGGREGATION_THEORY) != null) { 

business-services/dashboard-analytics/src/main/java/com/tarento/analytics/helper/AdditiveComputedField.java

@@ -39,8 +39,10 @@ public void add(Data data, List<String> fields, String newField,JsonNode chartNo
 
             double total = 0.0;
             for (String field: fields){
-                dataType = plotMap.get(field).getSymbol();
-                total = total+ plotMap.get(field).getValue();
+                if(plotMap.containsKey(field)) {
+                    dataType = plotMap.get(field).getSymbol();
+                    total = total + plotMap.get(field).getValue();
+                }
             }
             if(postAggrTheoryName != null && !postAggrTheoryName.isEmpty()) {
                 ComputeHelper computeHelper = computeHelperFactory.getInstance(postAggrTheoryName);

business-services/dashboard-analytics/src/main/java/com/tarento/analytics/service/impl/MetadataServiceImpl.java

@@ -103,6 +103,12 @@ public ArrayNode getDashboardConfiguration(String dashboardId, String catagory,
 										visArray.add(visual);
 									});
 								}
+								// Check if filter component exists in config then add into response config
+								if (dbNode.has(Constants.DashBoardConfig.CUSTOM_FILTER_COMPONENT))
+									copyDashboard.set(Constants.DashBoardConfig.CUSTOM_FILTER_COMPONENT, dbNode.get(Constants.DashBoardConfig.CUSTOM_FILTER_COMPONENT));
+								// Check if FILTER CONFIGURATION exists in config then add into response config
+								if (dbNode.has(Constants.DashBoardConfig.CUSTOM_FILTER_CONFIGURATION))
+									copyDashboard.set(Constants.DashBoardConfig.CUSTOM_FILTER_CONFIGURATION, dbNode.get(Constants.DashBoardConfig.CUSTOM_FILTER_CONFIGURATION));
 							}
 							copyDashboard.set(Constants.DashBoardConfig.NAME, name);
 							copyDashboard.set(Constants.DashBoardConfig.ID, id);