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package com.brihaspathee.zeus.validator.rules.impl;
import com.brihaspathee.zeus.dto.account.AccountDto;
import com.brihaspathee.zeus.dto.account.MemberDto;
import com.brihaspathee.zeus.dto.rules.RuleDto;
import com.brihaspathee.zeus.dto.rules.RuleTransactionDto;
import com.brihaspathee.zeus.dto.transaction.TransactionDto;
import com.brihaspathee.zeus.dto.transaction.TransactionMemberDto;
import com.brihaspathee.zeus.validator.AccountValidationResult;
import com.brihaspathee.zeus.validator.MemberValidationResult;
import com.brihaspathee.zeus.validator.TransactionValidationResult;
import com.brihaspathee.zeus.validator.rules.RuleMessage;
import com.brihaspathee.zeus.validator.rules.RuleResult;
import com.brihaspathee.zeus.validator.rules.RuleUtil;
import com.brihaspathee.zeus.validator.rules.interfaces.AccountRule;
import com.brihaspathee.zeus.validator.rules.interfaces.TransactionRule;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import java.time.LocalDate;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
/**
* Created in Intellij IDEA
* User: Balaji Varadharajan
* Date: 04, October 2022
* Time: 6:21 AM
* Project: Zeus
* Package Name: com.brihaspathee.zeus.validator.rules.impl
* To change this template use File | Settings | File and Code Template
*/
@Slf4j
@Component
@RequiredArgsConstructor
public class DateOfBirthRule implements AccountRule, TransactionRule {
/**
* Executes the date of birth rule
* @param accountValidationResult
* @param accountDto
* @param rule
*/
@Override
public void execute(AccountValidationResult accountValidationResult,
AccountDto accountDto,
RuleDto rule) {
// Date of birth rule is a member level rule, so get all the members
Set memberDtos = accountDto.getMembers();
memberDtos.stream().forEach(memberDto -> {
// Get member validation result object of the member by comparing the member code
MemberValidationResult memberValidationResult = accountValidationResult.getMemberValidationResults()
.stream()
.filter(
temp ->
temp.getMemberCode()
.equals(memberDto.getMemberCode()))
.findFirst()
.orElseThrow();
// Create the RuleResult object to store the results of the date of birth rule
RuleResult demographicRule = RuleResult.builder()
.ruleId(rule.getRuleId())
.ruleName(rule.getRuleName())
.ruleMessages(new ArrayList())
.build();
// get the date of birth of the member
LocalDate dateOfBirth = memberDto.getDateOfBirth();
// Check if date of birth is present
if(checkIfDobIsPresent(demographicRule, dateOfBirth, true)){
// If date of birth is present
// Check if it is in the future
checkIfDobIsInFuture(demographicRule, dateOfBirth, true);
// Check if it is too far in the past (prior to 1/1/1900
checkIfDobIsInPast(demographicRule, dateOfBirth, true);
};
// Check of all individual sub-rules with date of birth rule has passed
RuleUtil.checkIfRulePassed(demographicRule);
memberValidationResult.getRuleResults().add(demographicRule);
});
}
/**
* Validate if date of birth is present for the member
* @param demographicRule
* @param dateOfBirth
* @return
*/
private boolean checkIfDobIsPresent(RuleResult demographicRule,
LocalDate dateOfBirth,
boolean isAccountRule){
if (dateOfBirth == null){
demographicRule.getRuleMessages()
.add(RuleMessage.builder()
.messageDescription("Date of birth is not present for the member")
.messageCode(isAccountRule?"1500002":"1400002")
.messageTypeCode("CRITICAL")
.build());
return false;
}
return true;
}
/**
* Validate if date of birth is in the future
* @param demographicRule
* @param dateOfBirth
*/
private void checkIfDobIsInFuture(RuleResult demographicRule,
LocalDate dateOfBirth,
boolean isAccountRule){
if(dateOfBirth.isAfter(LocalDate.now())){
demographicRule.getRuleMessages()
.add(RuleMessage.builder()
.messageDescription("Date of birth is in the future")
.messageCode(isAccountRule?"1500003":"1400003")
.messageTypeCode("CRITICAL")
.build());
}
}
/**
* Validate if date of birth is too far in the past
* @param demographicRule
* @param dateOfBirth
*/
private void checkIfDobIsInPast(RuleResult demographicRule,
LocalDate dateOfBirth,
boolean isAccountRule){
if(dateOfBirth.isBefore(LocalDate.of(1900, 01, 01))){
demographicRule.getRuleMessages()
.add(RuleMessage.builder()
.messageDescription("Date of birth is prior to 1/1/1900")
.messageCode(isAccountRule?"1500004":"1400004")
.messageTypeCode("CRITICAL")
.build());
}
}
/**
* Execute the rule for the transaction
* @param transactionValidationResult
* @param transactionDto
* @param rule
*/
@Override
public void execute(TransactionValidationResult transactionValidationResult,
TransactionDto transactionDto,
RuleDto rule) {
List transactionTypes = rule.getRuleTransactions();
// check if the rule has to be executed for the transaction
if(RuleUtil.doesRuleApply(transactionTypes,
transactionDto.getTransactionDetail().getTransactionTypeCode())){
// Date of birth rule is a member level rule, so get all the members
List memberDtos = transactionDto.getMembers();
memberDtos.stream().forEach(memberDto -> {
// Get member validation result object of the member by comparing the member code
MemberValidationResult memberValidationResult =
transactionValidationResult.getMemberValidationResults()
.stream()
.filter(
temp ->
temp.getMemberCode()
.equals(memberDto.getTransactionMemberCode()))
.findFirst()
.orElseThrow();
// Create the RuleResult object to store the results of the date of birth rule
RuleResult demographicRule = RuleResult.builder()
.ruleId(rule.getRuleId())
.ruleName(rule.getRuleName())
.ruleMessages(new ArrayList())
.build();
// get the date of birth of the member
LocalDate dateOfBirth = memberDto.getDateOfBirth();
// Check if date of birth is present
if(checkIfDobIsPresent(demographicRule, dateOfBirth, false)){
// If date of birth is present
// Check if it is in the future
checkIfDobIsInFuture(demographicRule, dateOfBirth, false);
// Check if it is too far in the past (prior to 1/1/1900
checkIfDobIsInPast(demographicRule, dateOfBirth, false);
};
// Check of all individual sub-rules with date of birth rule has passed
RuleUtil.checkIfRulePassed(demographicRule);
memberValidationResult.getRuleResults().add(demographicRule);
});
}
}
}
