package insu;

import java.util.ArrayList;

public class Customer {
    static int lastid=100;
    private String id;
    private String idproof;
    private String name;
    private int age;
    private String gender;
    private String address;


    Customer(){


    }

    public static int getLastid() {
        return lastid;
    }

    public static void setLastid(int lastid) {
        Customer.lastid = lastid;
    }

    public String getId() {
        return id;
    }

    public void genId() {
        ++Customer.lastid;
        id=""+Customer.getLastid();

    if(name.length()>2)
        id=name.substring(0, 3)+id;
    else{
        String tmp="";
        for(int i=0;i<3-name.length();i++)
            tmp=tmp+"0";
    id=name+tmp+id;
    }
    }

    public String getIdproof() {
        return idproof;
    }

    public void setIdproof(String idproof) {
        this.idproof = idproof;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getGender() {
        return gender;
    }

    public void setGender(String gender) {
        this.gender = gender;
    }

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }

}

package insu;
import java.util.Date;

class CustomerPolicy {
    int cpolicyid;
    int policyid;
    Date startDate;
    Date endDate;
    static int lastid=8000;
    CustomerPolicy(){
        cpolicyid=++CustomerPolicy.lastid;
    }
    public Date getStartDate() {
        return startDate;
    }
    public void setStartDate(Date startDate) {
        this.startDate = startDate;
    }
    public Date getEndDate() {
        return endDate;
    }
    public void setEndDate(Date endDate) {
        this.endDate = endDate;
    }
    public int getPolicyid() {
        return policyid;
    }
    public void setPolicyid(int policyid) {
        this.policyid = policyid;
    }
    public int getCpolicyid() {
        return cpolicyid;
    }
    public void setCpolicyid(int cpolicyid) {
        this.cpolicyid = cpolicyid;
    }


}

package insu;

import java.util.ArrayList;
import java.util.Scanner;

public class Insurance {
public static void main(String args[]){
    ArrayList<Customer> customers =new ArrayList<Customer>();
    ArrayList<Policy> policy =new ArrayList<Policy>();
    ArrayList<CustomerPolicy> cpolicy =new ArrayList<CustomerPolicy>();
    ArrayList<Tag> tags =new ArrayList<Tag>();
    Main sa=new Main();
    Scanner s=new Scanner(System.in);
    int ctr=0;
    do{
        System.out.println("Enter 1.Add a policy 2.Add a customer 3.Remove Customer 4.Tag a Policy 5.Display Tags  6.Search 7.Display Customers 8. Display Policy");
        ctr=s.nextInt();s.nextLine();
        switch(ctr){
        case 1:
            Policy p=sa.addPolicy();
            if(p==null)
                System.out.println("Invalid Input");
            else
            policy.add(p);
            break;
        case 2:
            if(policy.size()>0){
            Customer c=sa.addCustomer(cpolicy,tags,policy);
            if(c==null)
                System.out.println("Invalid Input");
            else
            customers.add(c);
            }
            else{
                System.out.println("Please add policies first");
            }
            break;
        case 3:
            System.out.println("Enter customer id");
            String cid=s.nextLine();boolean exist=false;
            for(int i=0;i<customers.size();i++){
                if(customers.get(i).getId().equals(cid)){
                    exist=true;
                    customers.remove(i);

                    for(int j=0;j<tags.size();j++)
                        if(tags.get(j).getCustomerid().equals(cid))
                            tags.remove(j);
                }

                if(!exist)
                    System.out.println("No such customer");
                else
                    System.out.println("Customer deleted successfully");
            }

            break;
        case 4:
            Tag t=sa.tagPolicy(cpolicy,policy);
            if(t!=null){
            tags.add(t);

            System.out.println("Tagged Successfully");
            }
            else
            {
            System.out.println("Invalid Input");    
            }
            break;
        case 5:
            for(Tag t1:tags){
                System.out.println("CustomerID:"+t1.getCustomerid()+"\t CustomerPolicyID:"+t1.getcPolicyid()+"\t PolicyID:"+sa.searchCustomerPolicy(t1.getcPolicyid(), cpolicy).getPolicyid());
            }
            break;
        case 6:
            sa.searchCustomer(customers);
            break;
        case 7:
            for(Customer t1:customers){
                System.out.println("CustomerID:"+t1.getId()+"\t Name:"+t1.getName());
            }
            break;
        case 8:
            System.out.println("===========Policy Details=========");
            for(Policy t1:policy){
                System.out.println(" Policy ID:"+t1.getId()+"\t Policy Name:"+t1.getName());
            }
            System.out.println("========Customer Policies==========");
            for(CustomerPolicy t1:cpolicy){
                System.out.println("Customer PolicyID:"+t1.getCpolicyid()+"  Policy ID:"+t1.getPolicyid()+"   StartDate:"+t1.getStartDate()+"  End Date:"+t1.getEndDate());
            }
            break;
        }
        System.out.println("Do you want to continue ,Enter y or n");
        if(s.nextLine().toLowerCase().equals("y"))
            ctr=999;
    }while(ctr==999);
}
}


package insu;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.Scanner;

public class Main {
    Scanner s=new Scanner(System.in);

    public Customer addCustomer( ArrayList<CustomerPolicy> cpl,ArrayList<Tag> tag,ArrayList<Policy> pol){
        Customer c=new Customer();
        try{
            System.out.println("Enter your name");
            String name=s.nextLine();
            c.setName(name);
            System.out.println("Enter idproof number");
            String idproof=s.nextLine();
            c.setIdproof(idproof);
            System.out.println("Enter your age");
            int age=s.nextInt();s.nextLine();
            c.setAge(age);
            System.out.println("Enter your address");
            String address=s.nextLine();
            c.setAddress(address);
            System.out.println("Enter your gender");
            String gender=s.nextLine();
            c.setGender(gender);    
            c.genId();
            //Adding policy
            System.out.println("Enter policy id");
            int policyid=s.nextInt();s.nextLine();

            System.out.println("Enter start date dd-mm-yyyy");
            CustomerPolicy cp=new CustomerPolicy();

            String datep[]=s.nextLine().split("-");
            int dateparts[]=new int[3];
            for(int k=0;k<3;k++)
                dateparts[k]=Integer.parseInt(datep[k]);

            //Date parts will hold dateparts[0]=Day dateparts[1]=Month dateparts[2]=Year
            cp.setStartDate(new Date(dateparts[2]-1901,dateparts[1],dateparts[0]));
            cp.setPolicyid(policyid);
            //Search Policy
            Policy tmp=searchPolicy(policyid, pol);
            if(tmp!=null){
                Date tp=cp.getStartDate();
                int months=tp.getMonth()+tmp.getTenure();
                int years=months/12;
                tp.setMonth(months-1);
                tp.setYear(tp.getYear()+years);
                System.out.println("Tenure:"+tmp.getTenure());
                cp.setEndDate(tp);
                System.out.println(cp.getEndDate());
                cpl.add(cp);

                //Adding tag
                Tag tg=new Tag();
                tg.setCustomerid(c.getId());
                tg.setPolicyid(cp.getCpolicyid());
                tag.add(tg);
            }
            else
            {
                System.out.println("Invalid Policy");
            }
        }
        catch(Exception e){
            return null;
        }
        return c;
    }
    public Customer searchCustomer(ArrayList<Customer>al ){
        Customer c=null;
        int ctr=0;
        try{
            System.out.println("Enter 1.By Name 2.By Id 3.Sorted Customers");
            ctr=s.nextInt();s.nextLine();
            switch(ctr){
            case 1:
                System.out.println("Enter name");
                String name=s.nextLine();
                for(int i=0;i<al.size();i++)
                {
                    if(al.get(i).getName().equals(name))
                        c=al.get(i);

                }
                display(c);
                break;
            case 2:
                System.out.println("Enter id");
                String id=s.nextLine();
                for(int i=0;i<al.size();i++)
                {
                    if(al.get(i).getId().equals(id))
                        c=al.get(i);

                }
                display(c);
                break;
            case 3:
                Collections.sort(al,new Comparator<Customer>(){

                    public int compare(Customer c1, Customer c2) {

                        return c1.getName().compareTo(c2.getName());
                    }

                });
                for(int i=0;i<al.size();i++)
                    display(al.get(i));
                break;

            }
        }
        catch(Exception e){
            return null;
        }
        return c;
    }
    public void display(Customer c){
        System.out.println("::::::Customer Details:::::::");
        System.out.println("Id:"+c.getId());
        System.out.println("Name:"+c.getName());
        System.out.println("Age:"+c.getAge());
        System.out.println("Gender:"+c.getGender());
        System.out.println("Address:"+c.getAddress());


    }
    public Policy addPolicy(){
        Policy c=new Policy();
        try{
            System.out.println("Enter policy name");
            String name=s.nextLine();
            c.setName(name);
            System.out.println("Enter premium");
            float premium=s.nextFloat();s.nextLine();
            c.setPremium(premium);
            System.out.println("Enter tenure");
            int tenure=s.nextInt();s.nextLine();
            c.setTenure(tenure);


        }
        catch(Exception e){
            return null;
        }
        return c;
    }
    public Tag tagPolicy(ArrayList<CustomerPolicy> cpl,ArrayList<Policy> pol){
        Tag t=new Tag();
        try{
            System.out.println("Enter customerid");
            String cid=s.nextLine();
            System.out.println("Enter policyId");
            int pid=s.nextInt();s.nextLine();
            CustomerPolicy cp=new CustomerPolicy();
            cp.setPolicyid(pid);
            System.out.println("Enter Policy start date: dd-mm-yyyy");
            String datep[]=s.nextLine().split("-");
            int dateparts[]=new int[3];

            for(int k=0;k<3;k++)
                dateparts[k]=Integer.parseInt(datep[k]);

            //Date parts will hold dateparts[0]=Day dateparts[1]=Month dateparts[2]=Year
            cp.setStartDate(new Date(dateparts[2]-1901,dateparts[1],dateparts[0]));//Year count starts from 1901
            Policy pl=searchPolicy(pid, pol);
            if(pl!=null){
                Date tp=cp.getStartDate();
                int months=tp.getMonth()+pl.getTenure();
                int years=months/12;
                tp.setMonth(months-1);//Months are 0 indexed
                tp.setYear(tp.getYear()+years);

                cp.setEndDate(tp);
                System.out.println(cp.getEndDate());
                cpl.add(cp);

            t.setCustomerid(cid);
            t.setPolicyid(cp.getCpolicyid());
            }
        }
        catch(Exception e){return null;}
        return t;
    }
    public Policy searchPolicy(int id,ArrayList<Policy> pl){
        Policy p=null;
        for(Policy p1:pl)
            if(p1.getId()==id)
                p=p1;
        return p;
    }
    public CustomerPolicy searchCustomerPolicy(int id,ArrayList<CustomerPolicy> pl){

        CustomerPolicy p=null;
        for(CustomerPolicy p1:pl)
        {
            if(p1.getCpolicyid()==id)
                p=p1;
        }

        return p;
    }
}


package insu;

import java.util.Date;

public class Policy {
    private String name;
    private int id;
    static int lastid=1000;
    private int tenure;//inMonths
    Policy(){
        this.id=++lastid;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public float getPremium() {
        return premium;
    }
    public void setPremium(float premium) {
        this.premium = premium;
    }
    private float premium;
    public void setId(int id) {
        this.id = id;
    }
    public int getId() {
        return id;
    }
    public void setTenure(int tenure) {
        this.tenure = tenure;
    }
    public int getTenure() {
        return tenure;
    }

}

package insu;

class Tag{
String customerid;
int cpolicyid;
public String getCustomerid() {
    return customerid;
}
public void setCustomerid(String customerid) {
    this.customerid = customerid;
}
public int getcPolicyid() {
    return cpolicyid;
}
public void setPolicyid(int policyid) {
    this.cpolicyid = policyid;
}

}