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business-services/billing-service/src/main/java/org/egov/demand/model/BillV2.java

@@ -28,6 +28,9 @@ public class BillV2 {
 	@Size(max = 256)
 	private String id;
 
+	@JsonProperty("userId")
+	private String userId;
+
 	@JsonProperty("mobileNumber")
 	@Pattern(regexp = "^[0-9]{10}$", message = "MobileNumber should be 10 digit number")
 	private String mobileNumber;

business-services/billing-service/src/main/java/org/egov/demand/repository/BillRepositoryV2.java

@@ -69,6 +69,8 @@ public void setValues(PreparedStatement ps, int index) throws SQLException {
 				AuditDetails auditDetails = bill.getAuditDetails();
 
 				ps.setString(1, bill.getId());
+				ps.setString(15, bill.getUserId());
+				ps.setString(16, bill.getConsumerCode());
 				ps.setString(2, bill.getTenantId());
 				ps.setString(3, bill.getPayerName());
 				ps.setString(4, bill.getPayerAddress());
@@ -82,8 +84,8 @@ public void setValues(PreparedStatement ps, int index) throws SQLException {
 				ps.setString(12, bill.getMobileNumber());
 				ps.setString(13, bill.getStatus().toString());
 				ps.setObject(14, util.getPGObject(bill.getAdditionalDetails()));
-				ps.setString(15, bill.getConsumerCode());
-				ps.setString(16, bill.getTenantId());
+				// ps.setString(15, bill.getConsumerCode());
+				// ps.setString(16, bill.getTenantId());
 
 			}
 

business-services/billing-service/src/main/java/org/egov/demand/repository/querybuilder/BillQueryBuilder.java

@@ -22,10 +22,9 @@ public class BillQueryBuilder {
 	public static final String BILL_STATUS_UPDATE_BASE_QUERY = "UPDATE egbs_bill_v1 SET status=?, lastmodifieddate=? {replace} WHERE status='ACTIVE' AND tenantId = ? ";
 
 	public static final String INSERT_BILL_QUERY = "INSERT into egbs_bill_v1 "
-			+ " (id, tenantid, payername, payeraddress, payeremail, isactive, iscancelled, createdby, createddate, lastmodifiedby, lastmodifieddate, mobilenumber, status, additionaldetails)"
-			+ " SELECT ?,?,?,?,?,?,?,?,?,?,?,?,?,? "
-			+ " WHERE NOT EXISTS (SELECT distinct(consumercode) FROM egbs_bill_v1 bill INNER JOIN egbs_billdetail_v1 billd ON bill.id=billd.billid "
-			+ " WHERE status = 'ACTIVE' AND consumerCode = ? AND bill.tenantid = ?)";
+			+"(id, tenantid, payername, payeraddress, payeremail, isactive, iscancelled, createdby, createddate, lastmodifiedby, lastmodifieddate,"
+			+" mobilenumber, status, additionaldetails, payerid, consumercode)"
+			+"values(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)";
 
 
 	public static final String INSERT_BILLDETAILS_QUERY = "INSERT into egbs_billdetail_v1 "
@@ -49,7 +48,7 @@ public class BillQueryBuilder {
 			+ " INNER JOIN (SELECT bd_consumercode, min(b_createddate) as mindate FROM billresult GROUP BY bd_consumercode) as uniqbill"
 			+ " ON uniqbill.bd_consumercode=billresult.bd_consumercode AND uniqbill.mindate=billresult.b_createddate ";
 
-	public static final String BILL_BASE_QUERY = "SELECT b.id AS b_id,b.mobilenumber, b.tenantid AS b_tenantid,"
+	public static final String BILL_BASE_QUERY = "SELECT b.id AS b_id,b.mobilenumber, b.tenantid AS b_tenantid,b.payerid AS b_payerid,"
 			+ " b.payername AS b_payername, b.payeraddress AS b_payeraddress, b.payeremail AS b_payeremail,b.filestoreid AS b_fileStoreId,"
 			+ " b.isactive AS b_isactive, b.iscancelled AS b_iscancelled, b.createdby AS b_createdby, b.status as b_status,"
 			+ " b.createddate AS b_createddate, b.lastmodifiedby AS b_lastmodifiedby, b.lastmodifieddate AS b_lastmodifieddate,"
@@ -82,9 +81,9 @@ public String getBillQuery(BillSearchCriteria billSearchCriteria, List<Object> p
 		}
 		addWhereClause(billQuery, preparedStatementValues, billSearchCriteria);
 
-		if(billSearchCriteria!=null && billSearchCriteria.getReturnAllBills()) {
-			return billQuery.toString();
-		}
+		// if(billSearchCriteria!=null && billSearchCriteria.getReturnAllBills()) {
+		// 	return billQuery.toString();
+		// }
 		StringBuilder maxQuery = addPagingClause(billQuery, preparedStatementValues, billSearchCriteria);
 
 		return maxQuery.toString();

business-services/billing-service/src/main/java/org/egov/demand/repository/rowmapper/BillRowMapperV2.java

@@ -50,6 +50,7 @@ public List<BillV2> extractData(ResultSet rs) throws SQLException {
 					.id(billId)
 					.totalAmount(BigDecimal.ZERO)
 					.tenantId(rs.getString("b_tenantid"))
+					.userId(rs.getString("b_payerid"))
 					.payerName(rs.getString("b_payername"))
 					.payerAddress(rs.getString("b_payeraddress"))
 					.payerEmail(rs.getString("b_payeremail"))

business-services/billing-service/src/main/java/org/egov/demand/service/BillServicev2.java

@@ -62,6 +62,7 @@
 import java.util.UUID;
 import java.util.function.Function;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import org.egov.common.contract.request.RequestInfo;
 import org.egov.demand.config.ApplicationProperties;
@@ -99,6 +100,10 @@
 import org.springframework.util.CollectionUtils;
 import org.springframework.util.ObjectUtils;
 import org.springframework.util.StringUtils;
+import org.egov.demand.producer.Producer;
+import org.egov.demand.web.contract.UserResponse;
+import org.egov.demand.web.contract.UserSearchRequest;
+import com.fasterxml.jackson.databind.ObjectMapper;
 
 import lombok.extern.slf4j.Slf4j;
 
@@ -138,9 +143,20 @@ public class BillServicev2 {
 
 	@Autowired
 	private BillValidator billValidator;
+
+	@Autowired
+	private Producer producer;
+
+	@Autowired
+	private ObjectMapper mapper;
+
+	@Value("${kafka.topics.cancel.bill.topic.name}")
+	private String billCancelTopic;
 
 	@Value("${kafka.topics.billgen.topic.name}")
 	private String notifTopicName;
+
+	private static List<String> ownerPlainRequestFieldsList;
 
 	/**
 	 * Cancell bill operation can be carried by this method, based on consumerCodes
@@ -154,6 +170,7 @@ public class BillServicev2 {
 	public Integer cancelBill(UpdateBillRequest updateBillRequest) {
 
 		UpdateBillCriteria cancelBillCriteria = updateBillRequest.getUpdateBillCriteria();
+		billValidator.validateBillSearchRequest(cancelBillCriteria);
 		Set<String> consumerCodes = cancelBillCriteria.getConsumerCodes();
 		cancelBillCriteria.setStatusToBeUpdated(BillStatus.CANCELLED);
 
@@ -162,10 +179,31 @@ public Integer cancelBill(UpdateBillRequest updateBillRequest) {
 			throw new CustomException("EG_BS_CANCEL_BILL_ERROR", "Only one consumer code can be provided in the Cancel request");
 		} else {
 
-			return billRepository.updateBillStatus(cancelBillCriteria);
+			int result = billRepository.updateBillStatus(cancelBillCriteria);
+			sendNotificationForBillCancellation(updateBillRequest.getRequestInfo(), cancelBillCriteria);
+			return result;
 		}
 	}
 
+	private void sendNotificationForBillCancellation(RequestInfo requestInfo, UpdateBillCriteria cancelBillCriteria) {
+		Set<String> consumerCodes = cancelBillCriteria.getConsumerCodes();
+		if(CollectionUtils.isEmpty(consumerCodes))
+			return;
+
+		List<BillV2> bills =  billRepository.findBill(BillSearchCriteria.builder()
+				.service(cancelBillCriteria.getBusinessService())
+				.tenantId(cancelBillCriteria.getTenantId())
+				.consumerCode(consumerCodes)
+				.build());
+
+		if (CollectionUtils.isEmpty(bills))
+			return;
+
+		BillRequestV2 req = BillRequestV2.builder().bills(bills).requestInfo(requestInfo).build();
+		producer.push(billCancelTopic, req);
+
+	}
+
 	/**
 	 * Fetches the bill for given parameters
 	 * 
@@ -428,6 +466,7 @@ private List<BillV2> prepareBill(List<Demand> demands, RequestInfo requestInfo)
 						.status(BillStatus.ACTIVE)
 						.billDetails(billDetails)
 						.totalAmount(billAmount)
+						.userId(payer.getUuid())
 						.billNumber(billNumber)
 						.tenantId(tenantId)
 						.id(billId)

business-services/billing-service/src/main/java/org/egov/demand/service/DemandService.java

@@ -684,7 +684,7 @@ public AggregatedDemandDetailResponse getAllDemands(DemandCriteria demandCriteri
 				Integer rate = (Integer) paymentMasterData.get("rate");
 				String penaltyType = String.valueOf(paymentMasterData.get("type"));
 				totalApplicablePenalty = currentmonthBill.multiply(new BigDecimal(rate).divide(new BigDecimal(100)));
-				totalApplicablePenalty = totalApplicablePenalty.setScale(0, RoundingMode.CEILING);
+				totalApplicablePenalty = totalApplicablePenalty.setScale(0, RoundingMode.HALF_UP);
 			} else {
 				log.info("MDMS data is Null Penalty not connfigured");
 			}

business-services/billing-service/src/main/java/org/egov/demand/util/Constants.java

@@ -172,5 +172,21 @@ private Constants() {}
 
 	public static final String COUNT_REPLACE_CANCEL_BILL_MSG = "{count}";
 
+
+	// Bill cancel
+
+	public static final String CANCELLATION_REASON_MSG= "reasonMessage";
+
+	public static final String CANCELLATION_REASON_CODE= "reason";
+
+	public static final String CANCELL_REASON_MSG_NOT_FOUND = "EG_BS_CANCELL_REASON_MSG_NOT";
+	public static final String CANCELL_REASON_MSG_NOT_FOUND_MSG = "Cancell Reason message with key " + "'" + CANCELLATION_REASON_MSG + "'" + " is madnatory Text field in additionalDetails of Bill cancell Request";
+	public static final String CANCELL_REASON_MSG_EMPTY_MSG = "Cancell Reason message cannot be empty";
+
+	public static final String CANCELL_REASON_CODE_NOT_FOUND = "EG_BS_CANCELL_REASON_CODE_NOT";
+	public static final String CANCELL_REASON_CODE_NOT_FOUND_MSG = "Cancellation Reason with key " + "'" + CANCELLATION_REASON_CODE + "'" + " is a madnatory Text field in additionalDetails of Bill cancell Request";
+	public static final String CANCELL_REASON_CODE_EMPTY_MSG = "Cancell Reason code cannot be empty";
+
 	public static final String PENALTY_PATH_CODE = "$.MdmsRes.ws-services-calculation.Penalty";
+
 }

business-services/billing-service/src/main/java/org/egov/demand/web/validator/BillValidator.java

@@ -1,17 +1,25 @@
 package org.egov.demand.web.validator;
 
+import java.util.HashMap;
+import java.util.Map;
 import static org.egov.demand.util.Constants.BILL_GEN_MANDATORY_FIELDS_MISSING_KEY;
 import static org.egov.demand.util.Constants.BILL_GEN_MANDATORY_FIELDS_MISSING_MSG;
 
 import org.egov.common.contract.request.RequestInfo;
 import org.egov.demand.model.BillSearchCriteria;
+import org.egov.demand.model.BillV2.BillStatus;
 import org.egov.demand.model.GenerateBillCriteria;
 import org.egov.demand.util.Util;
 import org.egov.tracer.model.CustomException;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.util.CollectionUtils;
 import org.springframework.validation.Errors;
+import org.egov.demand.model.UpdateBillCriteria;
+import org.egov.demand.util.Constants;
+import org.springframework.util.StringUtils;
+
+import com.fasterxml.jackson.databind.JsonNode;
 
 @Component
 public class BillValidator {
@@ -57,4 +65,28 @@ public void validateBillSearchCriteria(BillSearchCriteria billCriteria, RequestI
 		}
 	}
 
+	public void validateBillSearchRequest(UpdateBillCriteria cancelBillCriteria) {
+		cancelBillCriteria.setStatusToBeUpdated(BillStatus.CANCELLED);
+		JsonNode additionalDetails = cancelBillCriteria.getAdditionalDetails();
+		Map<String, String> errorMap = new HashMap<>();
+		JsonNode reasonMsg = additionalDetails.get(Constants.CANCELLATION_REASON_MSG);
+		JsonNode reasonCode = additionalDetails.get(Constants.CANCELLATION_REASON_CODE);
+		if (null != reasonCode && reasonCode.isTextual()) {
+			if (StringUtils.isEmpty(reasonCode.textValue()))
+				errorMap.put(Constants.CANCELL_REASON_CODE_NOT_FOUND, Constants.CANCELL_REASON_CODE_EMPTY_MSG);
+		} else {
+			errorMap.put(Constants.CANCELL_REASON_CODE_NOT_FOUND, Constants.CANCELL_REASON_CODE_NOT_FOUND_MSG);
+		}
+
+		if (null != reasonMsg && reasonMsg.isTextual()) {
+			if (StringUtils.isEmpty(reasonMsg.textValue()))
+				errorMap.put(Constants.CANCELL_REASON_MSG_NOT_FOUND, Constants.CANCELL_REASON_MSG_EMPTY_MSG);
+		} else {
+			errorMap.put(Constants.CANCELL_REASON_MSG_NOT_FOUND, Constants.CANCELL_REASON_MSG_NOT_FOUND_MSG);
+		}
+		if (!CollectionUtils.isEmpty(errorMap)) {
+			throw new CustomException(errorMap);
+		}
+	}
+
 }

business-services/billing-service/src/main/resources/application.properties

@@ -113,6 +113,7 @@ egov.apportion.endpoint=/apportion-service/v2/demand/_apportion
 # billgen notif topic 
 kafka.topics.billgen.topic.name=billing-billgen-topic-name
 bill.notification.fallback.locale=en_IN
+kafka.topics.cancel.bill.topic.name=bill-cancel-topic-name
 
 # notif topic
 kafka.topics.notification.sms=egov.core.notification.sms

business-services/billing-service/src/main/resources/db/migration/main/V20221130141020__egbs_bill_alter_add_userid.sql

@@ -0,0 +1 @@
+ALTER TABLE egbs_bill_v1 add column payerid character varying (128);

business-services/billing-service/src/main/resources/db/migration/main/V20221206104420__egbs_bill_alter_add_consumercode.sql

@@ -0,0 +1,7 @@
+ALTER TABLE egbs_bill_v1 ADD COLUMN IF NOT EXISTS consumercode CHARACTER VARYING(256);
+
+UPDATE egbs_bill_v1 b SET consumerCode = bd.consumercode FROM egbs_billdetail_v1 bd WHERE bd.billid = b.id;
+
+ALTER TABLE egbs_bill_v1 ALTER COLUMN consumercode SET NOT NULL;
+
+CREATE UNIQUE INDEX IF NOT EXISTS index_egbs_UNIQUE_ACTIVE_BILL ON egbs_bill_v1 (consumercode, tenantid, status) where status='ACTIVE';